MDL-73183 js: Stop supporting debug mode for amd

This option was used to return the source files, but we do not support
this any more because we use source maps instead and require babel
transformation to support ES2015.

It does not make sense to support this code path any longer.

lib/classes/requirejs.php

@@ -40,11 +40,11 @@ class core_requirejs {
      *
      * @param string $component The component determines the folder the js file should be in.
      * @param string $jsfilename The filename for the module (with the js extension).
-     * @param boolean $debug If true, returns the paths to the original (unminified) source files.
+     * @param bool $unused
      * @return array $files An array of mappings from module names to file paths.
      *                      Empty array if the file does not exist.
      */
-    public static function find_one_amd_module($component, $jsfilename, $debug = false) {
+    public static function find_one_amd_module($component, $jsfilename, $unused = false) {
         $jsfileroot = core_component::get_component_directory($component);
         if (!$jsfileroot) {
             return array();
@@ -54,10 +54,6 @@ public static function find_one_amd_module($component, $jsfilename, $debug = fal
 
         $srcdir = $jsfileroot . '/amd/build';
         $minpart = '.min';
-        if ($debug) {
-            $srcdir = $jsfileroot . '/amd/src';
-            $minpart = '';
-        }
 
         $filename = $srcdir . '/' . $module . $minpart . '.js';
         if (!file_exists($filename)) {
@@ -74,11 +70,11 @@ public static function find_one_amd_module($component, $jsfilename, $debug = fal
      * The expected location for amd modules is:
      *  <componentdir>/amd/src/modulename.js
      *
-     * @param boolean $debug If true, returns the paths to the original (unminified) source files.
+     * @param boolean $unused
      * @param boolean $includelazy If true, includes modules with the -lazy suffix.
      * @return array $files An array of mappings from module names to file paths.
      */
-    public static function find_all_amd_modules($debug = false, $includelazy = false) {
+    public static function find_all_amd_modules($unused = false, $includelazy = false) {
         global $CFG;
 
         $jsdirs = array();
@@ -106,9 +102,6 @@ public static function find_all_amd_modules($debug = false, $includelazy = false
 
         foreach ($jsdirs as $component => $dir) {
             $srcdir = $dir . '/build';
-            if ($debug) {
-                $srcdir = $dir . '/src';
-            }
             if (!is_dir($srcdir) || !is_readable($srcdir)) {
                 // This is probably an empty amd directory without src or build.
                 // Skip it - RecursiveDirectoryIterator fatals if the directory is not readable as an iterator.

lib/jssourcemap.php

@@ -45,7 +45,7 @@
 [$unused, $component, $module] = explode('/', $file, 3);
 
 // When running a lazy load, we only deal with one file so we can just return the working sourcemap.
-$jsfiles = core_requirejs::find_one_amd_module($component, $module, false);
+$jsfiles = core_requirejs::find_one_amd_module($component, $module);
 $jsfile = reset($jsfiles);
 
 $mapfile = $jsfile . '.map';

lib/requirejs.php

@@ -128,7 +128,7 @@
 
 // If we've made it here then we're in "dev mode" where everything is lazy loaded.
 // So all files will be served one at a time.
-$jsfiles = core_requirejs::find_one_amd_module($component, $module, false);
+$jsfiles = core_requirejs::find_one_amd_module($component, $module);
 
 if (!empty($jsfiles)) {
     $modulename = array_keys($jsfiles)[0];

lib/tests/requirejs_test.php

@@ -42,42 +42,17 @@ public function test_requirejs() {
         global $CFG;
 
         // Find a core module.
-        $result = core_requirejs::find_one_amd_module('core', 'templates', false);
+        $result = core_requirejs::find_one_amd_module('core', 'templates');
         $expected = ['core/templates' => $CFG->dirroot . '/lib/amd/build/templates.min.js'];
         $this->assertEquals($expected, $result);
 
-        $result = core_requirejs::find_one_amd_module('core', 'templates', true);
-        $expected = ['core/templates' => $CFG->dirroot . '/lib/amd/src/templates.js'];
-        $this->assertEquals($expected, $result);
-
         // Find a subsystem module (none exist yet).
-        $result = core_requirejs::find_one_amd_module('core_group', 'doesnotexist', false);
+        $result = core_requirejs::find_one_amd_module('core_group', 'doesnotexist');
         $expected = [];
         $this->assertEquals($expected, $result);
 
-        // Find a plugin module.
-        $result = core_requirejs::find_one_amd_module('mod_assign', 'grading_panel', true);
-        $expected = ['mod_assign/grading_panel' => $CFG->dirroot . '/mod/assign/amd/src/grading_panel.js'];
-        $this->assertEquals($expected, $result);
-
-        // Find all modules - no debugging.
-        $result = core_requirejs::find_all_amd_modules(true);
-        foreach ($result as $key => $path) {
-            // Lets verify the first part of the key is a valid component name and the second part correctly contains "min" or not.
-            list($component, $template) = explode('/', $key, 2);
-            // Can we resolve it to a valid dir?
-            $dir = core_component::get_component_directory($component);
-            $this->assertNotEmpty($dir);
-
-            // Only "core" is allowed to have no _ in component names.
-            if (strpos($component, '_') === false) {
-                $this->assertEquals('core', $component);
-            }
-            $this->assertStringNotContainsString('.min', $path);
-        }
-
-        // Find all modules - debugging.
-        $result = core_requirejs::find_all_amd_modules(false);
+        // Find all modules.
+        $result = core_requirejs::find_all_amd_modules();
         foreach ($result as $key => $path) {
             // Lets verify the first part of the key is a valid component name and the second part correctly contains "min" or not.
             list($component, $template) = explode('/', $key, 2);