yadda-0.16.0.js

require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var fn = require('./fn');

module.exports = function(obj) {

    function ensure_array(obj) {
        var array = obj ? [].concat(obj) : [];
        array.in_array = fn.curry(array, in_array, array);
        array.each = fn.curry(array, each, array);
        array.each_async = fn.curry(array, each_async, array);
        array.collect = fn.curry(array, collect, array);
        array.collect_async = fn.curry(array, collect_async, array);
        array.flatten = fn.curry(array, flatten, array);
        array.inject = fn.curry(array, inject, array);
        array.push_all = fn.curry(array, push_all, array);
        array.fill = fn.curry(array, fill, array);
        array.find_all = fn.curry(array, find_all, array);
        array.find = fn.curry(array, find, array);
        array.last = fn.curry(array, last, array);
        array.naked = fn.curry(array, naked, array);
        return array;
    }

    function is_array(obj) {
        return Object.prototype.toString.call(obj) === '[object Array]';
    }

    function in_array(items, item) {
        for (var i = 0; i < items.length; i++) {
            if (items[i] == item) {
                return true;
            }
        }
    }

    function flatten(items) {
        if (!is_array(items)) return [items];
        if (items.length === 0) return items;
        var head = flatten(items[0]);
        var tail = flatten(items.slice(1));
        return ensure_array(head.concat(tail));
    }

    function each(items, iterator) {
        var result;
        for (var i = 0; i < items.length; i++) {
            result = iterator(items[i], i);
        }
        return result;
    }

    function each_async(items, iterator, callback) {
        callback = callback || fn.noop;
        if (!items.length) return callback();
        var index = 0;
        var iterate = function() {
            iterator(items[index], index, function(err, result) {
                if (err) return callback(err);
                if (++index >= items.length) return callback(null, result);
                iterate();
            });
        };
        iterate();
    }

    function collect(items, iterator) {
        var results = ensure_array();
        for (var i = 0; i < items.length; i++) {
            results.push(iterator(items[i], i));
        }
        return results;
    }

    function collect_async(items, iterator, callback) {
        var results = [];
        each_async(items, function(item, index, each_callback) {
            iterator(item, index, function(err, result) {
                if (err) return each_callback(err);
                results.push(result);
                each_callback();
            });
        }, function(err) {
            if (err) return callback(err);
            callback(null, results);
        });
    }

    function inject(items, default_value, iterator) {
        var result = default_value;
        for (var i = 0; i < items.length; i++) {
            result = iterator(result, items[i]);
        }
        return result;
    }

    function push_all(items, more_items) {
        more_items = more_items ? [].concat(more_items) : [];
        for (var i = 0; i < more_items.length; i++) {
            items.push(more_items[i]);
        }
        return items;
    }

    function fill(items, item, num) {
        for (var i = 0; i < num; i++) {
            items.push(item);
        }
        return items;
    }

    function find_all(items, test) {
        var results = ensure_array();
        for (var i = 0; i < items.length; i++) {
            if (test(items[i])) {
                results.push(items[i]);
            }
        }
        return results;
    }

    function find(items, test) {
        var result;
        for (var i = 0; i < items.length; i++) {
            if (test(items[i])) {
                result = items[i];
                break;
            }
        }
        return result;
    }

    function last(items) {
        return items[items.length - 1];
    }

    function naked(items) {
        return [].concat(items);
    }

    return ensure_array(obj);
};

},{"./fn":23}],2:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var LevenshteinDistanceScore = require('./LevenshteinDistanceScore');
var $ = require('./Array');

// Understands appropriateness of macros in relation to a specific step
var Competition = function(step, macros) {

    var results = [];

    this.validate = function() {
        if (is_undefined()) return { step: step, valid: false, reason: 'Undefined Step' };
        if (is_ambiguous()) return { step: step, valid: false, reason: 'Ambiguous Step (Patterns [' + winning_patterns() + '] are all equally good candidates)' };
        return { step: step, valid: true };
    };

    this.clear_winner = function() {
        if (is_undefined()) throw new Error('Undefined Step: [' + step + ']');
        if (is_ambiguous()) throw new Error('Ambiguous Step: [' + step + ']. Patterns [' + winning_patterns() + '] match equally well.');
        return this.winner();
    };

    function is_undefined() {
        return results.length === 0;
    }

    function is_ambiguous() {
        return (results.length > 1) && results[0].score.equals(results[1].score);
    }

    this.winner = function() {
        return results[0].macro;
    };

    function winning_patterns() {
        return results.find_all(by_winning_score).collect(macro_signatures).join(', ');
    }

    function rank(step, macros) {
        results = macros.collect(function(macro) {
            return {
                macro: macro,
                score: new LevenshteinDistanceScore(step, macro.levenshtein_signature())
            };
        }).sort( by_ascending_score );
    }

    function by_ascending_score(a, b) {
        return b.score.beats(a.score);
    }

    function by_winning_score(result) {
        return result.score.equals(results[0].score);
    }

    function macro_signatures(result) {
        return result.macro.toString();
    }

    rank(step, $(macros));
};

module.exports = Competition;

},{"./Array":1,"./LevenshteinDistanceScore":9}],3:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

// Constructs an object that macros will be bound to before execution
var Context = function(properties) {

    // I was previously getting some weird errors using instanceof to determine if
    // the "other" object was a context object. Using pTFUHht733hM6wfnruGLgAu6Uqvy7MVp instead
    this.pTFUHht733hM6wfnruGLgAu6Uqvy7MVp = true;
    this.properties = {};

    this.merge = function(other) {
        if (other && other.pTFUHht733hM6wfnruGLgAu6Uqvy7MVp) return this.merge(other.properties);
        return new Context(this.properties)._merge(other);
    };

    this._merge = function(other) {
        for (var key in other) { this.properties[key] = other[key]; }
        return this;
    };

    this._merge(properties);
};

module.exports = Context;

},{}],4:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('./Array');
var RegularExpression = require('./RegularExpression');
var pass_through_converter = require('./converters/pass-through-converter');

// Understands term definitions
var Dictionary = function(prefix) {

    /* jslint shadow: true */
    var prefix = prefix || '$';
    var definitions = {};
    var term_grouping_pattern = new RegularExpression(new RegExp('(?:^|[^\\\\])\\' + prefix + '(\\w+)', 'g'));
    var term_splitting_pattern = new RegExp('(\\' + prefix + '\\w+)');
    var _this = this;

    this.define = function(term, pattern, converters) {
        if (is_defined(term)) throw new Error('Duplicate term: [' + term + ']');
        if (converters && is_expandable(pattern)) throw new Error('Expandable terms cannot use converters: [' + term + ']');
        if (converters && !is_compatible(converters, pattern)) throw new Error('Wrong number of converters for: [' + term + ']');

        if (!is_expandable(pattern) && !converters) converters = get_matching_group_converters(pattern);
        definitions[term] = { pattern: normalise(pattern), converters: $(converters) };
        return this;
    };

    this.merge = function(other) {
        if (other._prefix() != this._prefix()) throw new Error('Cannot merge dictionaries with different prefixes');
        return new Dictionary(prefix)._merge(this)._merge(other);
    };

    this._merge = function(other) {
        other.each(function(term, definition) {
            _this.define(term, definition.pattern);
        });
        return this;
    };

    this._prefix = function() {
        return prefix;
    };

    this.each = function(callback) {
        for (var term in definitions) {
            callback(term, definitions[term]);
        }
    };

    this.expand = function(signature, already_expanding) {
        var text = normalise(signature);
        return is_expandable(text) ? { pattern: expand_sub_terms(text, $(already_expanding)), converters: get_converters(text) }
                                   : { pattern: text, converters: get_converters(text) };
    };

    function expand_sub_terms(text, already_expanding) {
        return get_sub_terms(text).each(function(sub_term) {
            if (already_expanding.in_array(sub_term)) throw new Error('Circular Definition: [' + already_expanding.join(', ') + ']');
            var sub_term_grouping_pattern = expand_sub_term(sub_term, already_expanding);
            text = text.replace(prefix + sub_term, sub_term_grouping_pattern);
            return text;
        });
    }

    function get_sub_terms(text) {
        return term_grouping_pattern.groups(text);
    }

    function expand_sub_term(sub_term, already_expanding) {
        var pattern = definitions[sub_term] ? definitions[sub_term].pattern : '(.+)';
        return is_expandable(pattern) ? _this.expand(pattern, already_expanding.concat(sub_term)).pattern : pattern;
    }

    function normalise(pattern) {
        return pattern.toString().replace(/^\/|\/$/g, '');
    }

    function is_defined(term) {
        return !!definitions[term];
    }

    function is_expandable(text) {
        return term_grouping_pattern.test(text);
    }

    function is_compatible(converters, pattern) {
        return count_converter_arguments(converters) === count_matching_groups(pattern);
    }

    function get_converters(text) {
        return $(text.split(term_splitting_pattern)).inject($(), function(converters, fragment) {
            return converters.push_all(is_expandable(fragment) ? get_sub_term_converters(fragment)
                                                               : get_matching_group_converters(fragment));
        });
    }

    function get_matching_group_converters(text) {
        return $().fill(pass_through_converter, count_matching_groups(text));
    }

    function get_sub_term_converters(text) {
        return get_sub_terms(text).inject($(), function(converters, sub_term) {
            return is_defined(sub_term) ? converters.push_all(definitions[sub_term].converters)
                                        : converters.push_all(get_converters(expand_sub_term(sub_term, [])));
        });
    }

    function count_matching_groups(pattern) {
        return new RegExp(pattern + '|').exec('').length - 1;
    }

    function count_converter_arguments(converters) {
        return $(converters).inject(0, function(sum, converter) {
            return sum + converter.length - 1;
        });
    }
};

module.exports = Dictionary;

},{"./Array":1,"./RegularExpression":13,"./converters/pass-through-converter":21}],5:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('./Array');
var fn = require('./fn');
var event_bus = new EventBus();

// A communication channel between event emitters and event listeners
function EventBus() {

    var event_handlers = $();
    var _this = this;

    this.send = function(event_name, event_data, next) {
        if (arguments.length == 1) return this.send(event_name, {});
        if (arguments.length == 2 && fn.is_function(event_data)) return this.send(event_name, {}, event_data);
        notify_handlers(event_name, event_data);
        next && next();
        return this;
    };

    this.on = function(event_pattern, callback) {
        event_handlers.push({ pattern: event_pattern, callback: callback });
        return this;
    };

    var notify_handlers = function(event_name, event_data) {
        find_handlers(event_name).each(function(callback) {
            callback({ name: event_name, data: event_data });
        });
    };

    var find_handlers = function(event_name) {
        return event_handlers.find_all(function(handler) {
            return new RegExp(handler.pattern).test(event_name);
        }).collect(function(handler) {
            return handler.callback;
        });
    };
}

function instance() {
    return event_bus;
}

module.exports = {
    instance: instance,
    ON_SCENARIO: '__ON_SCENARIO__',
    ON_STEP: '__ON_STEP__',
    ON_EXECUTE: '__ON_EXECUTE__'
};

},{"./Array":1,"./fn":23}],6:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var FileSearch = require('./FileSearch');

var FeatureFileSearch = function(directories) {
    this.constructor(directories, /.*\.(?:feature|spec|specification)$/);
};
FeatureFileSearch.prototype = new FileSearch();

module.exports = FeatureFileSearch;

},{"./FileSearch":7}],7:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var shims = require('./shims/index');
var path = shims.path;
var process = shims.process;
var fs = shims.fs;
var $ = require('./Array');

// Searches for files in the given directories and their sub-directories, matching at least one of the given patterns
var FileSearch = function(directories, patterns) {

    /* jslint shadow: true */
    var patterns = patterns || /.*/;

    this.each = function(fn) {
        this.list().forEach(fn);
    };

    this.list = function() {
        return $(directories).inject($(), function(files, directory) {
            return files.concat(list_files(directory).find_all(by_pattern));
        });
    };

    var list_files = function(directory) {
        return $(list_immediate_files(directory).concat(list_sub_directory_files(directory)));
    };

    var list_immediate_files = function(directory) {
        return ls(directory).find_all(by_file);
    };

    var list_sub_directory_files = function(directory) {
        return ls(directory).find_all(by_directory).inject($(), function(files, directory) {
            return files.concat(list_files(directory));
        });
    };

    var ls = function(directory) {
        if (!fs.existsSync(directory)) return $();
        return $(fs.readdirSync(directory)).collect(function(file) {
            return path.join(directory, file);
        });
    };

    var by_file = function(file) {
        return !by_directory(file);
    };

    var by_directory = function(file) {
        return fs.statSync(file).isDirectory();
    };

    var by_pattern = function(filename) {
        return $(patterns).find(function(pattern) {
            return new RegExp(pattern).test(filename);
        });
    };
};

module.exports = FileSearch;

},{"./Array":1,"./shims/index":45}],8:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Competition = require('./Competition');
var Context = require('./Context');
var EventBus = require('./EventBus');
var $ = require('./Array');
var fn = require('./fn');

// Understands a scenario
var Interpreter = function(libraries) {

    /* jslint shadow: true */
    var libraries = $(libraries);
    var event_bus = EventBus.instance();
    var _this = this;

    this.requires = function(libraries) {
        libraries.push_all(libraries);
        return this;
    };

    this.validate = function(scenario) {
        var results = $(scenario).collect(function(step) {
            return _this.rank_macros(step).validate();
        });
        if (results.find(by_invalid_step)) throw new Error('Scenario cannot be interpreted\n' + results.collect(validation_report).join('\n'));
    };

    function by_invalid_step(result) {
        return !result.valid;
    }

    function validation_report(result) {
        return result.step + (result.valid ? '' : ' <-- ' + result.reason);
    }

    this.interpret = function(scenario, scenario_context, next) {
        scenario_context = new Context().merge(scenario_context);
        event_bus.send(EventBus.ON_SCENARIO, { scenario: scenario, ctx: scenario_context.properties });
        var iterator = make_step_iterator(scenario_context, next);
        $(scenario).each_async(iterator, next);
    };

    var make_step_iterator = function(scenario_context, next) {
        var iterator = function(step, index, callback) {
            _this.interpret_step(step, scenario_context, callback);
        };
        return next ? iterator : fn.asynchronize(null, iterator);
    };

    this.interpret_step = function(step, scenario_context, next) {
        var context = new Context().merge(scenario_context);
        event_bus.send(EventBus.ON_STEP, { step: step, ctx: context.properties });
        this.rank_macros(step).clear_winner().interpret(step, context || {}, next);
    };

    this.rank_macros = function(step) {
        return new Competition(step, compatible_macros(step));
    };

    var compatible_macros = function(step) {
        return libraries.inject([], function(macros, library) {
            return macros.concat(library.find_compatible_macros(step));
        });
    };
};

module.exports = Interpreter;

},{"./Array":1,"./Competition":2,"./Context":3,"./EventBus":5,"./fn":23}],9:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

// Understands similarity of two strings
var LevenshteinDistanceScore = function(s1, s2) {

    this.value;
    this.type = 'LevenshteinDistanceScore';
    var distance_table;
    var _this = this;

    var initialise = function() {

        /* jslint shadow: true */

        var x = s1.length;
        var y = s2.length;

        distance_table = new Array(x + 1);

        for (var i = 0; i <= x; i++) {
            distance_table[i] = new Array(y + 1);
        }

        for (var i = 0; i <= x; i++) {
            for (var j = 0; j <= y; j++) {
                distance_table[i][j] = 0;
            }
        }

        for (var i = 0; i <= x; i++) {
            distance_table[i][0] = i;
        }

        for (var j = 0; j <= y; j++) {
            distance_table[0][j] = j;
        }
    };

    var score = function() {

        /*jslint boss: true */
        if (s1 == s2) return _this.value = 0;

        for (var j = 0; j < s2.length; j++) {
            for (var i = 0; i < s1.length; i++) {
                if (s1[i] == s2[j]) {
                    distance_table[i+1][j+1] = distance_table[i][j];
                } else {
                    var deletion = distance_table[i][j+1] + 1;
                    var insertion = distance_table[i+1][j] + 1;
                    var substitution = distance_table[i][j] + 1;
                    distance_table[i+1][j+1] = Math.min(substitution, deletion, insertion);
                }
            }
        }
        _this.value = distance_table[s1.length][s2.length];
    };

    this.beats = function(other) {
        return this.value < other.value;
    };

    this.equals = function(other) {
        if (!other) return false;
        return (this.type == other.type && this.value == other.value);
    };

    initialise();
    score();
};

module.exports = LevenshteinDistanceScore;

},{}],10:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Macro = require('./Macro');
var Dictionary = require('./Dictionary');
var $ = require('./Array');

// Understands how to index macros
var Library = function(dictionary) {

    /* jslint shadow: true */
    var dictionary = dictionary || new Dictionary();
    var macros = $();
    var _this = this;

    this.define = function(signatures, fn, macro_context) {
        $(signatures).each(function(signature) {
            define_macro(signature, fn, macro_context);
        });
        return this;
    };

    var define_macro = function(signature, fn, macro_context) {
        if (_this.get_macro(signature)) throw new Error('Duplicate macro: [' + signature + ']');
        macros.push(new Macro(signature, dictionary.expand(signature), fn, macro_context));
    };

    this.get_macro = function(signature) {
        return macros.find(function(other_macro) {
            return other_macro.is_identified_by(signature);
        });
    };

    this.find_compatible_macros = function(step) {
        return macros.find_all(function(macro) {
            return macro.can_interpret(step);
        });
    };
};

module.exports = Library;

},{"./Array":1,"./Dictionary":4,"./Macro":11}],11:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var fn = require('./fn');
var $ = require('./Array');
var Context = require('./Context');
var RegularExpression = require('./RegularExpression');
var EventBus = require('./EventBus');

// Understands how to invoke a step
var Macro = function(signature, parsed_signature, macro, macro_context) {

    /* jslint shadow: true */
    var signature = normalise(signature);
    var signature_pattern = new RegularExpression(parsed_signature.pattern);
    var macro = macro || fn.async_noop;
    var event_bus = EventBus.instance();

    this.is_identified_by = function(other_signature) {
        return signature == normalise(other_signature);
    };

    this.can_interpret = function(step) {
        return signature_pattern.test(step);
    };

    this.interpret = function(step, scenario_context, next) {
        var context = new Context({step:step}).merge(macro_context).merge(scenario_context);
        convert(signature_pattern.groups(step), function(err, args) {
            if (err) return next(err);
            event_bus.send(EventBus.ON_EXECUTE, { step: step, ctx: context.properties, pattern: signature_pattern.toString(), args: args });
            fn.invoke(macro, context.properties, args.concat(next));
        });
    };

    this.levenshtein_signature = function() {
        return signature_pattern.without_expressions();
    };

    this.toString = function() {
        return signature;
    };

    function normalise(signature) {
        return new RegExp(signature).toString();
    }

    function convert(args, next) {
        var index = 0;
        return $(parsed_signature.converters).collect(function(converter) {
            return converter.bind.apply(converter, [null].concat(args.slice(index, index += converter.length - 1)));
        }).collect_async(function(converter, index, callback) {
            return converter(callback);
        }, next);
    }
};

module.exports = Macro;

},{"./Array":1,"./Context":3,"./EventBus":5,"./RegularExpression":13,"./fn":23}],12:[function(require,module,exports){
(function (process,global,__dirname){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
/* jslint browser: true */
/* jslint phantom: true */
"use strict";

module.exports = Platform;

function Platform() {

    function get_container() {
        if (is_browser()) return window;
        if (is_phantom()) return phantom;
        if (is_node()) return global;
    }

    function is_node() {
        return typeof process != 'undefined' &&
               typeof GLOBAL != 'undefined' &&
               typeof __dirname != 'undefined';
    }

    function is_browser() {
        return typeof window != 'undefined';
    }

    function is_phantom() {
        return typeof phantom != 'undefined';
    }

    return {
        get_container: get_container,
        is_node: is_node,
        is_browser: is_browser,
        is_phantom: is_phantom
    };

}

}).call(this,require('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {},"/lib")
},{"_process":51}],13:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

 /* jslint node: true */
 "use strict";

var $ = require('./Array');

// Wrapper for JavaScript Regular Expressions
var RegularExpression = function(pattern_or_regexp) {

    var groups_pattern = /(^|[^\\\\])\(.*?\)/g;
    var sets_pattern = /(^|[^\\\\])\[.*?\]/g;
    var repetitions_pattern = /(^|[^\\\\])\{.*?\}/g;
    var regex_aliases_pattern = /(^|[^\\\\])\\./g;
    var non_word_tokens_pattern = /[^\w\s]/g;
    var regexp = new RegExp(pattern_or_regexp);

    this.test = function(text) {
        var result = regexp.test(text);
        this.reset();
        return result;
    };

    this.groups = function(text) {
        var results = $();
        var match = regexp.exec(text);
        while (match) {
            var groups = match.slice(1, match.length);
            results.push(groups);
            match = regexp.global && regexp.exec(text);
        }
        this.reset();
        return results.flatten();
    };

    this.reset = function() {
        regexp.lastIndex = 0;
        return this;
    };

    this.without_expressions = function() {
        return regexp.source.replace(groups_pattern, '$1')
                            .replace(sets_pattern, '$1')
                            .replace(repetitions_pattern, '$1')
                            .replace(regex_aliases_pattern, '$1')
                            .replace(non_word_tokens_pattern, '');
    };

    this.equals = function(other) {
        return this.toString() == other.toString();
    };

    this.toString = function() {
        return "/" + regexp.source + "/";
    };
};

module.exports = RegularExpression;

},{"./Array":1}],14:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = {

    trim: function trim(text) {
        return text.replace(/^\s+|\s+$/g, '');
    },
    rtrim: function rtrim(text) {
        return text.replace(/\s+$/g, '');
    },
    isBlank: function isBlank(text) {
        return /^\s*$/g.test(text);
    },
    isNotBlank: function isNotBlank(text) {
        return !this.isBlank(text);
    },
    indentation: function indentation(text) {
        var match = /^(\s*)/.exec(text);
        return match && match[0].length || 0;
    }
};

},{}],15:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/*jslint node: true */
"use strict";

var Interpreter = require('./Interpreter');
var Context = require('./Context');
var fn = require('./fn');

var Yadda = function(libraries, interpreter_context) {

    if (!(this instanceof Yadda)) {
        return new Yadda(libraries, interpreter_context);
    }

    this.interpreter = new Interpreter(libraries);
    var _this = this;

    this.requires = function(libraries) {
        this.interpreter.requires(libraries);
        return this;
    };

    this.yadda = function(scenario, scenario_context, next) {
        if (arguments.length === 0) return this;
        if (arguments.length === 2 && fn.is_function(scenario_context)) return this.yadda(scenario, {}, scenario_context);
        this.interpreter.validate(scenario);
        this.interpreter.interpret(scenario, new Context().merge(interpreter_context).merge(scenario_context), next);
    };

    // Not everyone shares my sense of humour re the recursive api :(
    // See https://github.com/acuminous/yadda/issues/111
    this.run = this.yadda;

    this.toString = function() {
        return "Yadda 0.16.0 Copyright 2010 Acuminous Ltd / Energized Work Ltd";
    };
};

module.exports = Yadda;

},{"./Context":3,"./Interpreter":8,"./fn":23}],16:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = function date_converter(value, next) {
    var converted = Date.parse(value);
    if (isNaN(converted)) return next(new Error('Cannot convert [' + value + '] to a date'));
    return next(null, new Date(converted));
};
},{}],17:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = function float_converter(value, next) {
    var converted = parseFloat(value);
    if (isNaN(converted)) return next(new Error('Cannot convert [' + value + '] to a float'));
    return next(null, converted);
};
},{}],18:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = {
    date: require('./date-converter'),
    integer: require('./integer-converter'),
    float: require('./float-converter'),
    list: require('./list-converter'),
    table: require('./table-converter'),
    pass_through: require('./pass-through-converter')
};

},{"./date-converter":16,"./float-converter":17,"./integer-converter":19,"./list-converter":20,"./pass-through-converter":21,"./table-converter":22}],19:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = function integer_converter(value, next) {
    var converted = parseInt(value);
    if (isNaN(converted)) return next(new Error('Cannot convert [' + value + '] to an integer'));
    return next(null, converted);
};
},{}],20:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = function list_converter(value, next) {
    return next(null, value.split(/\n/));
};
},{}],21:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = function pass_through_converter(value, next) {
    return next(null, value);
};
},{}],22:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('../Array');
var StringUtils = require('../StringUtils');
var COLUMN_SEPARATOR_REGEX = /[\|\u2506]/;
var OUTER_BORDERS_REGEX = /^[\|\u2506]|[\|\u2506]$/g;
var DASH_REGEX = /^[\\|\u2506]?-{3,}/;


module.exports = function table_converter(value, next) {

    var rows = value.split(/\n/);
    var headings = parse_headings(rows.shift());
    var handler =  is_horizinal_separator(rows[0]) ? handle_multiline_row : handle_single_line_row;
    var table = $();
    var watermark = 0;

    try {
        $(rows).each(handler);
        next(null, collapse(table));
    } catch(err) {
        next(err);
    }

    function handle_single_line_row(row) {
        if (is_horizinal_separator(row)) throw new Error('Dashes are unexpected at this time');
        start_new_row();
        parse_fields(row);
    }

    function handle_multiline_row(row) {
        if (is_horizinal_separator(row)) return start_new_row();
        parse_fields(row);
    }

    function parse_headings(row) {
        return $(row.replace(OUTER_BORDERS_REGEX, '').split(COLUMN_SEPARATOR_REGEX)).collect(function(value) {
            return { text: StringUtils.trim(value), indentation: StringUtils.indentation(value) };
        }).naked();
    }

    function is_horizinal_separator(row) {
        return DASH_REGEX.test(row);
    }

    function start_new_row() {
        table.push({});
    }

    function parse_fields(row) {
        var fields = table.last();
        $(row.replace(OUTER_BORDERS_REGEX, '').split(COLUMN_SEPARATOR_REGEX)).each(function(field, index) {
            var column = headings[index].text;
            var indentation = headings[index].indentation;
            var text = StringUtils.rtrim(field.substr(indentation));
            if (StringUtils.isNotBlank(field) && StringUtils.indentation(field) < indentation) throw new Error('Indentation error');
            fields[column] = (fields[column] || []).concat(text);
        });
    }

    function collapse(table) {
        return table.collect(function(row) {
            var new_row = {};
            for (var heading in row) {
                new_row[heading] = row[heading].join('\n');
            }
            return new_row;
        }).naked();
    }
};

},{"../Array":1,"../StringUtils":14}],23:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = (function() {

    var slice = Array.prototype.slice;

    function curry(ctx, fn) {
        var args = slice.call(arguments, 2);
        return function() {
            return fn.apply(ctx, args.concat(slice.call(arguments)));
        };
    }

    function invoke(fn, ctx, args) {
        return fn.apply(ctx, args);
    }

    function is_function(object) {
        var getType = {};
        return object && getType.toString.call(object) === '[object Function]';
    }

    function noop() {}

    function asynchronize(ctx, fn) {
        return function() {
            var next = slice.call(arguments, arguments.length - 1)[0];
            var args = slice.call(arguments, 0, arguments.length - 2);
            fn.apply(ctx, args);
            if (next) next();
        };
    }

    return {
        noop: noop,
        async_noop: asynchronize(null, noop),
        asynchronize: asynchronize,
        is_function: is_function,
        curry: curry,
        invoke: invoke
    };


})();

},{}],24:[function(require,module,exports){
/*
* Copyright 2010 Acuminous Ltd / Energized Work Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Ff]eature|[Ff]unctionaliteit|[Ee]igenschap)',
        scenario: '(?:[Ss]cenario|[Gg|eval)',
        examples: '(?:[Vv]oorbeelden?)',
        pending: '(?:[Tt]odo|[Mm]oet nog)',
        only: '(?:[Aa]lleen)',
        background: '(?:[Aa]chtergrond)',
        given: '(?:[Ss]tel|[Gg]egeven(?:\\sdat)?|[Ee]n|[Mm]aar)',
        when: '(?:[Aa]ls|[Ww]anneer|[Ee]n|[Mm]aar)',
        then: '(?:[Dd]an|[Vv]ervolgens|[Ee]n|[Mm]aar)',
        _steps: ['given', 'when', 'then']
    };

    return new Language('Dutch', vocabulary);
})();

},{"./Language":28}],25:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '[Ff]eature',
        scenario: '(?:[Ss]cenario|[Ss]cenario [Oo]utline)',
        examples: '(?:[Ee]xamples|[Ww]here)',
        pending: '(?:[Pp]ending|[Tt]odo)',
        only: '(?:[Oo]nly)',
        background: '[Bb]ackground',
        given: '(?:[Gg]iven|[Ww]ith|[Aa]nd|[Bb]ut|[Ee]xcept)',
        when: '(?:[Ww]hen|[Ii]f|[Aa]nd|[Bb]ut)',
        then: '(?:[Tt]hen|[Ee]xpect|[Aa]nd|[Bb]ut)',
        _steps: ['given', 'when', 'then']
    };

    return new Language('English', vocabulary);
})();

},{"./Language":28}],26:[function(require,module,exports){
/* -*- coding: utf-8 -*-
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Ff]onctionnalité)',
        scenario: '(?:[Ss]cénario|[Pp]lan [Dd]u [Ss]cénario)',
        examples: '(?:[Ee]xemples|[Ee]xemple|[Oo][uù])',
        pending: '(?:[Ee]n attente|[Ee]n cours|[Tt]odo)',
        only: '(?:[Ss]eulement])',
        background: '(?:[Cc]ontexte)',
        given: '(?:[Ss]oit|[ÉéEe]tant données|[ÉéEe]tant donnée|[ÉéEe]tant donnés|[ÉéEe]tant donné|[Aa]vec|[Ee]t|[Mm]ais|[Aa]ttendre)',
        when: '(?:[Qq]uand|[Ll]orsqu\'|[Ll]orsque|[Ss]i|[Ee]t|[Mm]ais)',
        then: '(?:[Aa]lors|[Aa]ttendre|[Ee]t|[Mm]ais)',

        _steps: [
            'given', 'when', 'then',
            'soit', 'etantdonnees', 'etantdonnee', 'etantdonne',
            'quand', 'lorsque',
            'alors'
        ],
        // Also aliasing French verbs for given-when-then for signature-lookup
        get soit() { return this.given; },
        get etantdonnees() { return this.given; },
        get etantdonnee() { return this.given; },
        get etantdonne() { return this.given; },
        get quand() { return this.when; },
        get lorsque() { return this.when; },
        get alors() { return this.then; }
    };

    return new Language('French', vocabulary);
})();

},{"./Language":28}],27:[function(require,module,exports){
/*
* Copyright 2010 Acuminous Ltd / Energized Work Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Ff]unktionalität|[Ff]eature|[Aa]spekt|[Uu]secase|[Aa]nwendungsfall)',
        scenario: '(?:[Ss]zenario|[Ss]zenario( g|G)rundriss|[Gg]eschehnis)',
        examples: '(?:[Bb]eispiele?)',
        pending: '(?:[Tt]odo|[Oo]ffen)',
        only: '(?:[Nn]ur|[Ee]inzig)',
        background: '(?:[Gg]rundlage|[Hh]intergrund|[Ss]etup|[Vv]orausgesetzt)',
        given: '(?:[Aa]ngenommen|[Gg]egeben( sei(en)?)?|[Mm]it|[Uu]nd|[Aa]ber|[Aa]ußer)',
        when: '(?:[Ww]enn|[Ff]alls|[Uu]nd|[Aa]ber)',
        then: '(?:[Dd]ann|[Ff]olglich|[Aa]ußer|[Uu]nd|[Aa]ber)',
        _steps: ['given', 'when', 'then']
    };

    return new Language('German', vocabulary);
})();

},{"./Language":28}],28:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Library = require('../Library');
var $ = require('../Array');

module.exports = function(name, vocabulary) {

    var _this = this;

    this.library = function(dictionary) {
        return _this.localise_library(new Library(dictionary));
    };

    this.localise_library = function(library) {
        $(vocabulary._steps).each(function(keyword) {
            library[keyword] = function(signatures, fn, ctx) {
                return $(signatures).each(function(signature) {
                    signature = prefix_signature(_this.localise(keyword), signature);
                    return library.define(signature, fn, ctx);
                });
            };
        });
        return library;
    };

    var prefix_signature = function(prefix, signature) {
        var regex_delimiters = new RegExp('^/|/$', 'g');
        var start_of_signature = new RegExp(/^(?:\^)?/);
        var one_or_more_spaces = '\\s+';
        return signature.toString().replace(regex_delimiters, '').replace(start_of_signature, prefix + one_or_more_spaces);
    };

    this.localise = function(keyword) {
        if (vocabulary[keyword] === undefined) throw new Error('Keyword "' + keyword + '" has not been translated into ' + name + '.');
        return vocabulary[keyword];
    };
};

},{"../Array":1,"../Library":10}],29:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '[Ee]genskap',
        scenario: '[Ss]cenario',
        examples: '[Ee]ksempler',
        pending: '[Aa]vventer',
        only: '[Bb]are',
        background: '[Bb]akgrunn',
        given: '(?:[Gg]itt|[Mm]ed|[Oo]g|[Mm]en|[Uu]nntatt)',
        when: '(?:[Nn]år|[Oo]g|[Mm]en)',
        then: '(?:[Ss]å|[Ff]forvent|[Oo]g|[Mm]en)',
        _steps: ['given', 'when', 'then', 'gitt', 'når', 'så'],
        // Also aliasing Norwegian verbs for given-when-then for signature-lookup
        get gitt() { return this.given; },
        get når() { return this.when; },
        get så() { return this.then; }
    };

    return new Language('Norwegian', vocabulary);
})();

},{"./Language":28}],30:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Tt]ale|[Yy]arn)',
        scenario: '(?:[Aa]dventure|[Ss]ortie)',
        examples: '[Ww]herest',
        pending: '[Bb]rig',
        only: '[Bb]lack [Ss]pot',
        background: '[Aa]ftground',
        given: '(?:[Gg]iveth|[Ww]ith|[Aa]nd|[Bb]ut|[Ee]xcept)',
        when: '(?:[Ww]hence|[Ii]f|[Aa]nd|[Bb]ut)',
        then: '(?:[Tt]hence|[Ee]xpect|[Aa]nd|[Bb]ut)',
        _steps: ['given', 'when', 'then', 'giveth', 'whence', 'thence'],
        // Also aliasing Pirate verbs for given-when-then for signature-lookup
        get giveth() { return this.given; },
        get whence() { return this.when; },
        get thence() { return this.then; }

    };

    return new Language('Pirate', vocabulary);
})();

},{"./Language":28}],31:[function(require,module,exports){
/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Ww]łaściwość|[Ff]unkcja|[Aa]spekt|[Pp]otrzeba [Bb]iznesowa)',
        scenario: '(?:[Ss]cenariusz|[Ss]zablon [Ss]cenariusza)',
        examples: '[Pp]rzykłady',
        pending: '(?:[Oo]czekujący|[Nn]iezweryfikowany|[Tt]odo)',
        only: '[Tt]ylko',
        background: '[Zz]ałożenia',
        given: '(?:[Zz]akładając|[Mm]ając|[Oo]raz|[Ii]|[Aa]le)',
        when: '(?:[Jj]eżeli|[Jj]eśli|[Gg]dy|[Kk]iedy|[Oo]raz|[Ii]|[Aa]le)',
        then: '(?:[Ww]tedy|[Oo]raz|[Ii]|[Aa]le)',
        _steps: [
            'given', 'when', 'then',
            'zakladajac', 'majac',
            'jezeli', 'jesli', 'gdy', 'kiedy',
            'wtedy'
        ],
        // Also aliasing Polish verbs for given-when-then for signature-lookup
        get zakladajac() { return this.given; },
        get majac() { return this.given; },
        get jezeli() { return this.when; },
        get jesli() { return this.when; },
        get gdy() { return this.when; },
        get kiedy() { return this.when; },
        get wtedy() { return this.then; }
    };

    return new Language('Polish', vocabulary);
})();

},{"./Language":28}],32:[function(require,module,exports){
/* -*- coding: utf-8 -*-
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function () {

    var vocabulary = {
        feature: '(?:[Ff]uncionalidade|[Cc]aracter[íi]stica)',
        scenario: '(?:[Cc]en[aá]rio|[Cc]aso)',
        examples: '(?:[Ee]xemplos|[Ee]xemplo)',
        pending: '[Pp]endente',
        only: '[S][óo]',
        background: '[Ff]undo',
        given: '(?:[Ss]eja|[Ss]ejam|[Dd]ado|[Dd]ada|[Dd]ados|[Dd]adas|[Ee]|[Mm]as)',
        when: '(?:[Qq]uando|[Ss]e|[Qq]ue|[Ee]|[Mm]as)',
        then: '(?:[Ee]nt[aã]o|[Ee]|[Mm]as)',

        _steps: [
            'given', 'when', 'then',
            'seja', 'sejam', 'dado', 'dada', 'dados', 'dadas',
            'quando', 'se',
            'entao'
        ],

        get seja() { return this.given; },
        get sejam() { return this.given; },
        get dado() { return this.given; },
        get dada() { return this.given; },
        get dados() { return this.given; },
        get dadas() { return this.given; },
        get quando() { return this.when; },
        get se() { return this.when; },
        get entao() { return this.then; }
    };

    return new Language('Portuguese', vocabulary);
})();

},{"./Language":28}],33:[function(require,module,exports){
/* -*- coding: utf-8 -*-
 * Author: Marat Dyatko
 * https://github.com/vectart
 *
 * Inspired by Gherkin vocabulary
 * https://github.com/cucumber/gherkin/blob/master/lib/gherkin/i18n.json
 *
 * Also considered syntax highlight of Cucumber Sublime bundle
 * https://github.com/drewda/cucumber-sublime-bundle/blob/master/Cucumber%20Plain%20Text%20Feature.tmLanguage
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Фф]ункция|[Фф]ункционал|[Сс]войство)',
        scenario: 'Сценарий',
        examples: 'Примеры?',
        pending: '(?:[Ww]ip|[Tt]odo)',
        only: 'Только',
        background: '(?:[Пп]редыстория|[Кк]онтекст)',
        given: '(?:[Дд]опустим|[Дд]ано|[Пп]усть|[Ии]|[Н]о)(?:\\s[Яя])?',
        when: '(?:[Ее]сли|[Кк]огда|[Ии]|[Н]о)(?:\\s[Яя])?',
        then: '(?:[Тт]о|[Тт]огда|[Ии]|[Н]о)(?:\\s[Яя])?',
        _steps: ['given', 'when', 'then']
    };

    return new Language('Russian', vocabulary);
})();

},{"./Language":28}],34:[function(require,module,exports){
/* -*- coding: utf-8 -*-
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Language = require('./Language');

module.exports = (function() {

    var vocabulary = {
        feature: '(?:[Ff]uncionalidad|[Cc]aracterística)',
        scenario: '(?:[Ee]scenario|[Cc]aso)',
        examples: '(?:[Ee]jemplos|[Ee]jemplo)',
        pending: '[Pp]endiente',
        only: '[S]ólo',
        background: '[Ff]ondo',
        given: '(?:[Ss]ea|[Ss]ean|[Dd]ado|[Dd]ada|[Dd]ados|[Dd]adas)',
        when: '(?:[Cc]uando|[Ss]i|[Qq]ue)',
        then: '(?:[Ee]ntonces)',

        _steps: [
            'given', 'when', 'then',
            'sea', 'sean', 'dado', 'dada','dados', 'dadas',
            'cuando', 'si',
            'entonces'
        ],

        get sea() { return this.given; },
        get sean() { return this.given; },
        get dado() { return this.given; },
        get dada() { return this.given; },
        get dados() { return this.given; },
        get dadas() { return this.given; },
        get cuando() { return this.when; },
        get si() { return this.when; },
        get entonces() { return this.then; }
    };

    return new Language('Spanish', vocabulary);
})();

},{"./Language":28}],35:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = {
    English: require('./English'),
    French: require('./French'),
    German: require('./German'),
    Dutch: require('./Dutch'),
    Norwegian: require('./Norwegian'),
    Pirate: require('./Pirate'),
    Polish: require('./Polish'),
    Spanish: require('./Spanish'),
    Russian: require('./Russian'),
    Portuguese: require('./Portuguese'),
    default: require('./English'),
    Language: require('./Language')
};

},{"./Dutch":24,"./English":25,"./French":26,"./German":27,"./Language":28,"./Norwegian":29,"./Pirate":30,"./Polish":31,"./Portuguese":32,"./Russian":33,"./Spanish":34}],36:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

 /* jslint node: true */
 "use strict";

var FeatureFileParser = function(language) {

    // Requiring fs locally so it doesn't break component
    var fs = require('fs');
    var FeatureParser = require('./FeatureParser');
    var parser = new FeatureParser(language);

    this.parse = function(file, next) {
        var text = fs.readFileSync(file, 'utf8');
        var feature = parser.parse(text);
        return next && next(feature) || feature;
    };
};

module.exports = FeatureFileParser;

},{"./FeatureParser":37,"fs":49}],37:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

 /* jslint node: true */
 "use strict";

var $ = require('../Array');
var fn = require('../fn');
var StringUtils = require('../StringUtils');
var Localisation = require('../localisation');

var FeatureParser = function(language) {

    /* jslint shadow: true */
    var language = language || Localisation.default;

    var FEATURE_REGEX = new RegExp('^\\s*' + language.localise('feature') + ':\\s*(.*)', 'i');
    var SCENARIO_REGEX = new RegExp('^\\s*' + language.localise('scenario') + ':\\s*(.*)', 'i');
    var BACKGROUND_REGEX = new RegExp('^\\s*' + language.localise('background') + ':\\s*(.*)', 'i');
    var EXAMPLES_REGEX = new RegExp('^\\s*' + language.localise('examples') + ':', 'i');
    var TEXT_REGEX = new RegExp('^(.*)$', 'i');
    var SINGLE_LINE_COMMENT_REGEX = new RegExp('^\\s*#');
    var MULTI_LINE_COMMENT_REGEX = new RegExp('^\\s*#{3,}');
    var BLANK_REGEX = new RegExp('^(\\s*)$');
    var DASH_REGEX = new RegExp('(^\\s*[\\|\u2506]?-{3,})');
    var SIMPLE_ANNOTATION_REGEX = new RegExp('^\\s*@([^=]*)$');
    var NVP_ANNOTATION_REGEX = new RegExp('^\\s*@([^=]*)=(.*)$');

    var specification;
    var comment;

    this.parse = function(text, next) {
        reset();
        split(text).each(parse_line);
        return next && next(specification.export()) || specification.export();
    };

    function reset() {
        specification = new Specification();
        comment = false;
    }

    function split(text) {
        return $(text.split(/\r\n|\n/));
    }

    function parse_line(line, index) {
        /* jslint boss: true */
        var match;
        var line_number = index + 1;
        try {
            if (match = MULTI_LINE_COMMENT_REGEX.test(line)) return comment = !comment;
            if (comment) return;
            if (match = SINGLE_LINE_COMMENT_REGEX.test(line)) return;
            if (match = SIMPLE_ANNOTATION_REGEX.exec(line)) return specification.handle('Annotation', { key: StringUtils.trim(match[1]), value: true }, line_number);
            if (match = NVP_ANNOTATION_REGEX.exec(line)) return specification.handle('Annotation', { key: StringUtils.trim(match[1]), value: StringUtils.trim(match[2]) }, line_number);
            if (match = FEATURE_REGEX.exec(line)) return specification.handle('Feature', match[1], line_number);
            if (match = SCENARIO_REGEX.exec(line)) return specification.handle('Scenario', match[1], line_number);
            if (match = BACKGROUND_REGEX.exec(line)) return specification.handle('Background', match[1], line_number);
            if (match = EXAMPLES_REGEX.exec(line)) return specification.handle('Examples', line_number);
            if (match = BLANK_REGEX.exec(line)) return specification.handle('Blank', match[0], line_number);
            if (match = DASH_REGEX.exec(line)) return specification.handle('Dash', match[1], line_number);
            if (match = TEXT_REGEX.exec(line)) return specification.handle('Text', match[1], line_number);
        } catch (e) {
            e.message = 'Error parsing line ' + (line_number) + ', "' + line + '".\nOriginal error was: ' + e.message;
            throw e;
        }
    }
};

var Handlers = function(handlers) {

    /* jslint shadow: true */
    var handlers = handlers || {};

    this.register = function(event, handler) {
        handlers[event] = handler;
    };

    this.unregister = function() {
        $(Array.prototype.slice.call(arguments)).each(function(event) {
            delete handlers[event];
        });
    };

    this.find = function(event) {
        if (!handlers[event.toLowerCase()]) throw new Error(event + ' is unexpected at this time');
        return { handle: handlers[event.toLowerCase()] };
    };
};

var Specification = function() {

    var current_element = this;
    var feature;
    var annotations = new Annotations();
    var handlers = new Handlers({
        text: fn.noop,
        blank: fn.noop,
        annotation: stash_annotation,
        feature: start_feature,
        scenario: start_scenario,
        background: start_background,
    });

    function stash_annotation(event, annotation) {
        handlers.unregister('background');
        annotations.stash(annotation.key, annotation.value);
    }

    function start_feature(event, title) {
        /* jslint boss: true */
        return feature = new Feature(title, annotations, new Annotations());
    }

    function start_scenario(event, title, line_number) {
        feature = new Feature(title, new Annotations(), annotations);
        return feature.on(event, title, line_number);
    }

    var start_background = start_scenario;

    this.handle = function(event, data, line_number) {
        current_element = current_element.on(event, data, line_number);
    };

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.export = function() {
        if (!feature) throw new Error('A feature must contain one or more scenarios');
        return feature.export();
    };
};

var Annotations = function() {

    var annotations = {};

    this.stash = function(key, value) {
        if (/\s/.test(key)) throw new Error('Invalid annotation: ' + key);
        annotations[key.toLowerCase()] = value;
    };

    this.export = function() {
        return annotations;
    };
};

var Feature = function(title, annotations, stashed_annotations) {

    var description = [];
    var scenarios = [];
    var background = new NullBackground();
    var handlers = new Handlers({
        text: capture_description,
        blank: end_description,
        annotation: stash_annotation,
        scenario: start_scenario,
        background: start_background
    });
    var _this = this;

    function start_background(event, title) {
        background = new Background(title, _this);
        stashed_annotations = new Annotations();
        return background;
    }

    function stash_annotation(event, annotation) {
        handlers.unregister('background');
        stashed_annotations.stash(annotation.key, annotation.value);
    }

    function capture_description(event, text) {
        description.push(StringUtils.trim(text));
    }

    function end_description(event, text, line_number) {
        handlers.unregister('text');
        handlers.register('blank', fn.noop);
    }

    function start_scenario(event, title) {
        var scenario = new Scenario(title, background, stashed_annotations, _this);
        scenarios.push(scenario);
        stashed_annotations = new Annotations();
        return scenario;
    }

    function validate() {
        if (scenarios.length === 0) throw new Error('Feature requires one or more scenarios');
    }

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.export = function() {
        validate();
        return {
            title: title,
            annotations: annotations.export(),
            description: description,
            scenarios: $(scenarios).collect(function(scenario) {
                return scenario.export();
            }).flatten().naked()
        };
    };
};

var Background = function(title, feature) {

    var steps = [];
    var blanks = [];
    var indentation = 0;
    var handlers = new Handlers({
        text: capture_step,
        blank: fn.noop,
        annotation: stash_annotation,
        scenario: start_scenario
    });
    var _this = this;

    function capture_step(event, text, line_number) {
        handlers.register('dash', enable_multiline_step);
        steps.push(StringUtils.trim(text));
    }

    function enable_multiline_step(event, text, line_number) {
        handlers.unregister('dash', 'annotation', 'scenario');
        handlers.register('text', start_multiline_step);
        handlers.register('blank', stash_blanks);
        indentation = StringUtils.indentation(text);
    }

    function start_multiline_step(event, text, line_number) {
        handlers.register('dash', disable_multiline_step);
        handlers.register('text', continue_multiline_step);
        handlers.register('blank', stash_blanks);
        handlers.register('annotation', stash_annotation);
        handlers.register('scenario', start_scenario);
        append_to_step(text, '\n');
    }

    function continue_multiline_step(event, text, line_number) {
        unstash_blanks();
        append_to_step(text, '\n');
    }

    function stash_blanks(event, text, line_number) {
        blanks.push(text);
    }

    function unstash_blanks() {
        if (!blanks.length) return;
        append_to_step(blanks.join('\n'), '\n');
        blanks = [];
    }

    function disable_multiline_step(event, text, line_number) {
        handlers.unregister('dash');
        handlers.register('text', capture_step);
        handlers.register('blank', fn.noop);
    }

    function append_to_step(text, prefix) {
        if (StringUtils.isNotBlank(text) && StringUtils.indentation(text) < indentation) throw new Error('Indentation error');
        steps[steps.length - 1] = steps[steps.length - 1] + prefix + StringUtils.rtrim(text.substr(indentation));
    }

    function stash_annotation(event, annotation, line_number) {
        validate();
        return feature.on(event, annotation, line_number);
    }

    function start_scenario(event, data, line_number) {
        validate();
        return feature.on(event, data, line_number);
    }

    function validate() {
        if (steps.length === 0) throw new Error('Background requires one or more steps');
    }

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.export = function() {
        validate();
        return {
            steps: steps
        };
    };
};

var NullBackground = function() {
    var handlers = new Handlers();

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.export = function() {
        return {
            steps: []
        };
    };
};

var Scenario = function(title, background, annotations, feature) {
    var description = [];
    var steps = [];
    var blanks = [];
    var examples;
    var indentation = 0;
    var handlers = new Handlers({
        text: capture_step,
        blank: fn.noop,
        annotation: start_scenario,
        scenario: start_scenario,
        examples: start_examples
    });
    var _this = this;

    function capture_step(event, text, line_number) {
        handlers.register('dash', enable_multiline_step);
        steps.push(StringUtils.trim(text));
    }

    function enable_multiline_step(event, text, line_number) {
        handlers.unregister('dash', 'annotation', 'scenario', 'examples');
        handlers.register('text', start_multiline_step);
        handlers.register('blank', stash_blanks);
        indentation = StringUtils.indentation(text);
    }

    function start_multiline_step(event, text, line_number) {
        handlers.register('dash', disable_multiline_step);
        handlers.register('text', continue_multiline_step);
        handlers.register('blank', stash_blanks);
        handlers.register('annotation', start_scenario);
        handlers.register('scenario', start_scenario);
        handlers.register('examples', start_examples);
        append_to_step(text, '\n');
    }

    function continue_multiline_step(event, text, line_number) {
        unstash_blanks();
        append_to_step(text, '\n');
    }

    function stash_blanks(event, text, line_number) {
        blanks.push(text);
    }

    function unstash_blanks() {
        if (!blanks.length) return;
        append_to_step(blanks.join('\n'), '\n');
        blanks = [];
    }

    function disable_multiline_step(event, text, line_number) {
        handlers.unregister('dash');
        handlers.register('text', capture_step);
        handlers.register('blank', fn.noop);
    }

    function append_to_step(text, prefix) {
        if (StringUtils.isNotBlank(text) && StringUtils.indentation(text) < indentation) throw new Error('Indentation error');
        steps[steps.length - 1] = steps[steps.length - 1] + prefix + StringUtils.rtrim(text.substr(indentation));
    }

    function start_scenario(event, data, line_number) {
        validate();
        return feature.on(event, data, line_number);
    }

    function start_examples(event, data, line_number) {
        validate();
        examples = new Examples(_this);
        return examples;
    }

    function validate() {
        if (steps.length === 0) throw new Error('Scenario requires one or more steps');
    }

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.export = function() {
        validate();
        var result = {
            title: title,
            annotations: annotations.export(),
            description: description,
            steps: background.export().steps.concat(steps)
        };
        return examples ? examples.expand(result) : result;
    };
};

var Examples = function(scenario) {

    var headings = [];
    var examples = $();
    var annotations = new Annotations();
    var handlers = new Handlers({
        blank: fn.noop,
        dash: start_example_table,
        text: capture_headings
    });
    var _this = this;

    function start_example_table(evnet, data, line_number) {
        handlers.unregister('blank', 'dash');
    }

    function capture_headings(event, data, line_number) {
        handlers.register('annotation', stash_annotation);
        handlers.register('text', capture_singleline_fields);
        handlers.register('dash', enable_multiline_examples);
        var pos = 1;
        headings = split(data).collect(function(column) {
            var attributes = { text: StringUtils.trim(column), left: pos, indentation: StringUtils.indentation(column) };
            pos += column.length + 1;
            return attributes;
        }).naked();
    }

    function stash_annotation(event, annotation, line_number) {
        handlers.unregister('blank', 'dash');
        annotations.stash(annotation.key, annotation.value);
    }

    function capture_singleline_fields(event, data, line_number) {
        handlers.register('dash', end_example_table);
        handlers.register('blank', end_example_table);
        examples.push({ annotations: annotations, fields: parse_fields(data, {}) });
        add_meta_fields(line_number);
        annotations = new Annotations();
    }

    function enable_multiline_examples(event, data, line_number) {
        handlers.register('text', start_capturing_multiline_fields);
        handlers.register('dash', stop_capturing_multiline_fields);
    }

    function start_capturing_multiline_fields(event, data, line_number) {
        handlers.register('text', continue_capturing_multiline_fields);
        handlers.register('dash', stop_capturing_multiline_fields);
        handlers.register('blank', end_example_table);
        examples.push({ annotations: annotations, fields: parse_fields(data, {}) });
        add_meta_fields(line_number);
    }

    function continue_capturing_multiline_fields(event, data, line_number) {
        parse_fields(data, examples.last().fields);
    }

    function stop_capturing_multiline_fields(event, data, line_number) {
        handlers.register('text', start_capturing_multiline_fields);
        annotations = new Annotations();
    }

    function end_example_table(event, data, line_number) {
        handlers.unregister('text', 'dash');
        handlers.register('blank', fn.noop);
        handlers.register('annotation', start_scenario);
        handlers.register('scenario', start_scenario);
    }

    function add_meta_fields(line_number) {
        var fields = examples.last().fields;
        $(headings).each(function(heading) {
            fields[heading.text + '.index'] = [ examples.length ];
            fields[heading.text + '.start.line'] = [ line_number ];
            fields[heading.text + '.start.column'] = [ heading.left + heading.indentation ];
        });
    }

    function parse_fields(row, fields) {
        split(row, headings.length).each(function(field, index) {
            var column = headings[index].text;
            var indentation = headings[index].indentation;
            var text = StringUtils.rtrim(field.substr(indentation));
            if (StringUtils.isNotBlank(field) && StringUtils.indentation(field) < indentation) throw new Error('Indentation error');
            fields[column] = (fields[column] || []).concat(text);
        });
        return fields;
    }

    function split(row, number_of_fields) {
        var separator = row.indexOf('\u2506') >= 0 ? '\u2506' : '|';
        var fields = $(row.split(separator));
        if (number_of_fields !== undefined && number_of_fields != fields.length) {
            throw new Error('Incorrect number of fields in example table. Expected ' + number_of_fields + ' but found ' + fields.length);
        }
        return fields;
    }

    function start_scenario(event, data, line_number) {
        validate();
        return scenario.on(event, data, line_number);
    }

    function validate() {
        if (headings.length === 0) throw new Error('Examples table requires one or more headings');
        if (examples.length === 0) throw new Error('Examples table requires one or more rows');
    }

    this.on = function(event, data, line_number) {
        return handlers.find(event).handle(event, data, line_number) || this;
    };

    this.expand = function(scenario) {
        validate();
        return examples.collect(function(example) {
            return {
                title: substitute(example.fields, scenario.title),
                annotations: shallow_merge(example.annotations.export(), scenario.annotations),
                description: substitute_all(example, scenario.description),
                steps: substitute_all(example.fields, scenario.steps)
            };
        }).naked();
    };

    function shallow_merge() {
        var result = {};
        $(Array.prototype.slice.call(arguments)).each(function(annotations) {
            for (var key in annotations) {
                result[key] = annotations[key];
            }
        });
        return result;
    }

    function substitute_all(example, lines) {
        return $(lines).collect(function(line) {
            return substitute(example, line);
        }).naked();
    }

    function substitute(example, line) {
        for (var heading in example) {
            line = line.replace(new RegExp('\\[\\s*' + heading + '\\s*\\]', 'g'), StringUtils.rtrim(example[heading].join('\n')));
        }
        return line;
    }
};

module.exports = FeatureParser;

},{"../Array":1,"../StringUtils":14,"../fn":23,"../localisation":35}],38:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('../Array');

var StepParser = function() {

    var NON_BLANK_REGEX = /[^\s]/;

    this.parse = function(text, next) {
        var steps = split(text).find_all(non_blanks);
        return next && next(steps) || steps;
    };

    var split = function(text) {
        return $(text.split(/\n/));
    };

    var non_blanks = function(text) {
        return text && NON_BLANK_REGEX.test(text);
    };
};

module.exports = StepParser;

},{"../Array":1}],39:[function(require,module,exports){
/* jslint node: true */
"use strict";

module.exports = {
    StepParser: require('./StepParser'),
    FeatureParser: require('./FeatureParser'),
    FeatureFileParser: require('./FeatureFileParser')
};

},{"./FeatureFileParser":36,"./FeatureParser":37,"./StepParser":38}],40:[function(require,module,exports){
(function (global){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

if (!module.client) {
    var fs = require('fs');
    global.process = global.process || {
        cwd: function() {
            return fs.workingDirectory;
        }
    };
}


module.exports = function(yadda, casper) {

    var EventBus = require('yadda').EventBus;

    yadda.interpreter.interpret_step = function(step, ctx, next) {

        var _this = this;
        casper.then(function() {
            casper.test.info(step);
            EventBus.instance().send(EventBus.ON_STEP, { step: step, ctx: ctx });
            _this.rank_macros(step).clear_winner().interpret(step, ctx, next);
        });
    };

    casper.yadda = function(script, ctx) {
        if (script === undefined) return this;
        yadda.run(script, ctx);
    };
};

}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"fs":49,"yadda":"yadda"}],41:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = {
    casper: require('./CasperPlugin'),
    mocha: {
        ScenarioLevelPlugin: require('./mocha/ScenarioLevelPlugin'),
        StepLevelPlugin: require('./mocha/StepLevelPlugin')
    },
    get jasmine() {
        return this.mocha;
    }
};

},{"./CasperPlugin":40,"./mocha/ScenarioLevelPlugin":43,"./mocha/StepLevelPlugin":44}],42:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Localisation = require('../../localisation');
var Platform = require('../../Platform');
var FeatureFileParser = require('../../parsers/FeatureFileParser');
var $ = require('../../Array');

module.exports.create = function(options) {

    /* jslint shadow: true */
    var platform = new Platform();
    var language = options.language || Localisation.default;
    var parser = options.parser || new FeatureFileParser(language);
    var container = options.container || platform.get_container();

    function featureFiles(files, iterator) {
        $(files).each(function(file) {
            features(parser.parse(file), iterator);
        });
    }

    function features(features, iterator) {
        $(features).each(function(feature) {
            describe(feature.title, feature, iterator);
        });
    }

    function describe(title, subject, iterator) {
        var _describe = getDescribe(subject.annotations);
        _describe(title, function() {
            iterator(subject);
        });
    }

    function it_async(title, subject, iterator) {
        var _it = getIt(subject.annotations);
        _it(title, function(done) {
            iterator(this, subject, done);
        });
    }

    function it_sync(title, subject, iterator) {
        var _it = getIt(subject.annotations);
        _it(title, function() {
            iterator(this, subject);
        });
    }

    function getIt(annotations, next) {
        if (has_annotation(annotations, 'pending')) return container.xit;
        if (has_annotation(annotations, 'only')) return container.it.only || container.fit || container.iit;
        return container.it;
    }

    function getDescribe(annotations, next) {
        if (has_annotation(annotations, 'pending')) return container.xdescribe;
        if (has_annotation(annotations, 'only')) return container.describe.only || container.fdescribe || container.ddescribe;
        return container.describe;
    }

    function has_annotation(annotations, name) {
        var regexp = new RegExp('^' + language.localise(name) + '$', 'i');
        for (var key in annotations) {
            if (regexp.test(key)) return true;
        }
    }

    return {
        featureFiles: featureFiles,
        features: features,
        describe: describe,
        it_async: it_async,
        it_sync: it_sync
    };
};

},{"../../Array":1,"../../Platform":12,"../../localisation":35,"../../parsers/FeatureFileParser":36}],43:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('../../Array');
var Platform = require('../../Platform');
var BasePlugin = require('./BasePlugin');

module.exports.init = function(options) {

    /* jslint shadow: true */
    var options = options || {};
    var platform = new Platform();
    var container = options.container || platform.get_container();

    var base_plugin = BasePlugin.create(options);

    function scenarios(scenarios, iterator) {
        $(scenarios).each(function(scenario) {
            var itFn = iterator.length == 1 ? base_plugin.it_sync : base_plugin.it_async;
            itFn(scenario.title, scenario, function(context, scenario, done) {
                iterator(scenario, done);
            });
        });
    }

    container.featureFiles = container.featureFile = base_plugin.featureFiles;
    container.features = container.feature = base_plugin.features;
    container.scenarios = container.scenario = scenarios;
};

},{"../../Array":1,"../../Platform":12,"./BasePlugin":42}],44:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var $ = require('../../Array');
var Platform = require('../../Platform');
var BasePlugin = require('./BasePlugin');

module.exports.init = function(options) {

    /* jslint shadow: true */
    var options = options || {};
    var platform = new Platform();
    var container = options.container || platform.get_container();

    var base_plugin = BasePlugin.create(options);

    function scenarios(scenarios, iterator) {
        $(scenarios).each(function(scenario) {
            base_plugin.describe(scenario.title, scenario, iterator);
        });
    }

    function steps(steps, iterator) {

        var abort = false;

        $(steps).each(function(step) {
            var stepFn = iterator.length == 1 ? step_sync : step_async;
            stepFn(step, iterator);
        });

        function step_async(step, iterator) {
            base_plugin.it_async(step, step, function(context, step, done) {
                if (abort) {
                    context.skip && context.skip();
                    return done();
                }
                abort = true;
                iterator(step, function(err) {
                    if (err) return done(err);
                    abort = false;
                    done();
                });
            });
        }

        function step_sync(step, iterator) {
            base_plugin.it_sync(step, step, function(context, step) {
                if (abort) return context.skip && context.skip();
                abort = true;
                iterator(step);
                abort = false;
            });
        }
    }

    container.featureFiles = container.featureFile = base_plugin.featureFiles;
    container.features = container.feature = base_plugin.features;
    container.scenarios = container.scenario = scenarios;
    container.steps = steps;
};

},{"../../Array":1,"../../Platform":12,"./BasePlugin":42}],45:[function(require,module,exports){
(function (process){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var Platform = require('../Platform');

module.exports = (function() {

    var platform = new Platform();

    var shims = {
        node: function() {
            return {
                fs: require('fs'),
                path: require('path'),
                process: process
            };
        },
        phantom: function() {
            return {
                fs: require('./phantom-fs'),
                path: require('./phantom-path'),
                process: require('./phantom-process')
            };
        },
    };

    function get_shim() {
        if (platform.is_phantom()) return shims.phantom();
        if (platform.is_node()) return shims.node();
        return {};
    }

    return get_shim();
})();

}).call(this,require('_process'))
},{"../Platform":12,"./phantom-fs":46,"./phantom-path":47,"./phantom-process":48,"_process":51,"fs":49,"path":50}],46:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = (function() {
    if (module.client) return {}; // Running in browser, not via node

    var fs = require('fs');

    fs.existsSync = fs.existsSync || fs.exists;

    fs.readdirSync = fs.readdirSync || function(path) {
        return fs.list(path).filter(function(name) {
            return name != '.' && name != '..';
        });
    };

    fs.statSync = fs.statSync || function(path) {
        return {
            isDirectory: function() {
                return fs.isDirectory(path);
            }
        };
    };

    return fs;
})();

},{"fs":49}],47:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

module.exports = (function() {
    if (module.client) return {}; // Running in browser, not via node

    var fs = require('fs');
    var path = {};

    try {
        path = require('path');
    } catch (e) {
        // meh
    }

    path.join = path.join || function() {
        return Array.prototype.join.call(arguments, fs.separator);
    };

    path.relative = path.relative || function(from, to) {
        return from + fs.separator + to;
    };

    return path;

})();

},{"fs":49,"path":50}],48:[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


/* jslint node: true */
"use strict";

module.exports = (function() {
    if (module.client) return {}; // Running in browser, not via node

    var fs = require('fs');
    var process = typeof process != 'undefined' ? process : {};

    process.cwd = function() {
        return fs.workingDirectory;
    };

    return process;

})();

},{"fs":49}],49:[function(require,module,exports){

},{}],50:[function(require,module,exports){
(function (process){
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

// resolves . and .. elements in a path array with directory names there
// must be no slashes, empty elements, or device names (c:\) in the array
// (so also no leading and trailing slashes - it does not distinguish
// relative and absolute paths)
function normalizeArray(parts, allowAboveRoot) {
  // if the path tries to go above the root, `up` ends up > 0
  var up = 0;
  for (var i = parts.length - 1; i >= 0; i--) {
    var last = parts[i];
    if (last === '.') {
      parts.splice(i, 1);
    } else if (last === '..') {
      parts.splice(i, 1);
      up++;
    } else if (up) {
      parts.splice(i, 1);
      up--;
    }
  }

  // if the path is allowed to go above the root, restore leading ..s
  if (allowAboveRoot) {
    for (; up--; up) {
      parts.unshift('..');
    }
  }

  return parts;
}

// Split a filename into [root, dir, basename, ext], unix version
// 'root' is just a slash, or nothing.
var splitPathRe =
    /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
var splitPath = function(filename) {
  return splitPathRe.exec(filename).slice(1);
};

// path.resolve([from ...], to)
// posix version
exports.resolve = function() {
  var resolvedPath = '',
      resolvedAbsolute = false;

  for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
    var path = (i >= 0) ? arguments[i] : process.cwd();

    // Skip empty and invalid entries
    if (typeof path !== 'string') {
      throw new TypeError('Arguments to path.resolve must be strings');
    } else if (!path) {
      continue;
    }

    resolvedPath = path + '/' + resolvedPath;
    resolvedAbsolute = path.charAt(0) === '/';
  }

  // At this point the path should be resolved to a full absolute path, but
  // handle relative paths to be safe (might happen when process.cwd() fails)

  // Normalize the path
  resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
    return !!p;
  }), !resolvedAbsolute).join('/');

  return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
};

// path.normalize(path)
// posix version
exports.normalize = function(path) {
  var isAbsolute = exports.isAbsolute(path),
      trailingSlash = substr(path, -1) === '/';

  // Normalize the path
  path = normalizeArray(filter(path.split('/'), function(p) {
    return !!p;
  }), !isAbsolute).join('/');

  if (!path && !isAbsolute) {
    path = '.';
  }
  if (path && trailingSlash) {
    path += '/';
  }

  return (isAbsolute ? '/' : '') + path;
};

// posix version
exports.isAbsolute = function(path) {
  return path.charAt(0) === '/';
};

// posix version
exports.join = function() {
  var paths = Array.prototype.slice.call(arguments, 0);
  return exports.normalize(filter(paths, function(p, index) {
    if (typeof p !== 'string') {
      throw new TypeError('Arguments to path.join must be strings');
    }
    return p;
  }).join('/'));
};


// path.relative(from, to)
// posix version
exports.relative = function(from, to) {
  from = exports.resolve(from).substr(1);
  to = exports.resolve(to).substr(1);

  function trim(arr) {
    var start = 0;
    for (; start < arr.length; start++) {
      if (arr[start] !== '') break;
    }

    var end = arr.length - 1;
    for (; end >= 0; end--) {
      if (arr[end] !== '') break;
    }

    if (start > end) return [];
    return arr.slice(start, end - start + 1);
  }

  var fromParts = trim(from.split('/'));
  var toParts = trim(to.split('/'));

  var length = Math.min(fromParts.length, toParts.length);
  var samePartsLength = length;
  for (var i = 0; i < length; i++) {
    if (fromParts[i] !== toParts[i]) {
      samePartsLength = i;
      break;
    }
  }

  var outputParts = [];
  for (var i = samePartsLength; i < fromParts.length; i++) {
    outputParts.push('..');
  }

  outputParts = outputParts.concat(toParts.slice(samePartsLength));

  return outputParts.join('/');
};

exports.sep = '/';
exports.delimiter = ':';

exports.dirname = function(path) {
  var result = splitPath(path),
      root = result[0],
      dir = result[1];

  if (!root && !dir) {
    // No dirname whatsoever
    return '.';
  }

  if (dir) {
    // It has a dirname, strip trailing slash
    dir = dir.substr(0, dir.length - 1);
  }

  return root + dir;
};


exports.basename = function(path, ext) {
  var f = splitPath(path)[2];
  // TODO: make this comparison case-insensitive on windows?
  if (ext && f.substr(-1 * ext.length) === ext) {
    f = f.substr(0, f.length - ext.length);
  }
  return f;
};


exports.extname = function(path) {
  return splitPath(path)[3];
};

function filter (xs, f) {
    if (xs.filter) return xs.filter(f);
    var res = [];
    for (var i = 0; i < xs.length; i++) {
        if (f(xs[i], i, xs)) res.push(xs[i]);
    }
    return res;
}

// String.prototype.substr - negative index don't work in IE8
var substr = 'ab'.substr(-1) === 'b'
    ? function (str, start, len) { return str.substr(start, len) }
    : function (str, start, len) {
        if (start < 0) start = str.length + start;
        return str.substr(start, len);
    }
;

}).call(this,require('_process'))
},{"_process":51}],51:[function(require,module,exports){
// shim for using process in browser

var process = module.exports = {};
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = setTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            currentQueue[queueIndex].run();
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    clearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        setTimeout(drainQueue, 0);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

// TODO(shtylman)
process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };

},{}],"yadda":[function(require,module,exports){
/*
 * Copyright 2010 Acuminous Ltd / Energized Work Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* jslint node: true */
"use strict";

var api = {
    Yadda: require('./Yadda'),
    EventBus: require('./EventBus'),
    Interpreter: require('./Interpreter'),
    Context: require('./Context'),
    Library: require('./Library'),
    Dictionary: require('./Dictionary'),
    FeatureFileSearch: require('./FeatureFileSearch'),
    FileSearch: require('./FileSearch'),
    Platform: require('./Platform'),
    localisation: require('./localisation/index'),
    converters: require('./converters/index'),
    parsers: require('./parsers/index'),
    plugins: require('./plugins/index'),
    shims: require('./shims/index'),
    createInstance: function() {
        // Not everyone shares my sense of humour re the recursive api :(
        // See https://github.com/acuminous/yadda/issues/111
        return api.Yadda.apply(null, Array.prototype.slice.call(arguments, 0));
    }
};

module.exports = api;

},{"./Context":3,"./Dictionary":4,"./EventBus":5,"./FeatureFileSearch":6,"./FileSearch":7,"./Interpreter":8,"./Library":10,"./Platform":12,"./Yadda":15,"./converters/index":18,"./localisation/index":35,"./parsers/index":39,"./plugins/index":41,"./shims/index":45}]},{},["yadda"]);