Change config-path to config, Fix typo, Remove fallback version, Refa…

…ctor errors file, Exit process with error code

lib/common/errors.js

@@ -1,12 +1,7 @@
 class FileNotExistsError extends Error {
-  constructor(message, status) {
+  constructor(data) {
+    const { message } = data
     super(message)
-
-    this.name = this.constructor.name
-
-    Error.captureStackTrace(this, this.constructor)
-
-    this.status = status || 500
   }
 }
 

solhint.js

@@ -9,7 +9,7 @@ const packageJson = require('./package.json')
 const { FileNotExistsError } = require('./lib/common/errors')
 
 function init() {
-  const version = packageJson.version || '1.1.10'
+  const version = packageJson.version
   program.version(version)
 
   program
@@ -19,7 +19,7 @@ function init() {
       '-w, --max-warnings [maxWarningsNumber]',
       'number of warnings to trigger nonzero exit code'
     )
-    .option('-c, --config-path [file_name]', 'file to use as your .solhint.json')
+    .option('-c, --config [file_name]', 'file to use as your .solhint.json')
     .option('-q, --quiet', 'report errors only - default: false')
     .option('--ignore-path [file_name]', 'file to use as your .solhintignore')
     .description('Linter for Solidity programming language')
@@ -132,29 +132,23 @@ const readConfig = _.memoize(() => {
   let config = {}
 
   try {
-    let configStr
+    const configFile = program.config || '.solhint.json'
 
-    if (program.configPath && !fs.existsSync(program.configPath)) {
+    if (!fs.existsSync(configFile)) {
       throw new FileNotExistsError('The config file doesnt exist')
     }
 
-    if (program.configPath && fs.existsSync(program.configPath)) {
-      configStr = fs.readFileSync(program.configPath).toString()
-    }
-
-    if (!program.configPath) {
-      configStr = fs.readFileSync('.solhint.json').toString()
-    }
+    const configStr = fs.readFileSync(configFile).toString()
 
     config = JSON.parse(configStr)
   } catch (e) {
     if (e instanceof SyntaxError) {
       console.log('ERROR: Configuration file [.solhint.json] is not a valid JSON!\n')
-      process.exit(0)
+      process.exit(1)
     }
     if (e instanceof FileNotExistsError) {
-      console.log('ERROR: Configuration file [' + program.configPath + '] doesnt exist!\n')
-      process.exit(0)
+      console.log(`ERROR: Configuration file [${program.config}] doesn't exist!\n`)
+      process.exit(1)
     }
   }