Merge pull request #1183 from mathjax/fix/pathfilters

Separate adding .js into a separate PathFilter

Author: dpvc

ts/components/loader.ts

@@ -113,7 +113,7 @@ export const PathFilters: { [name: string]: PathFilterFunction } = {
   },
 
   /**
-   * Add [mathjax] before any relative path, and add .js if needed
+   * Add [mathjax] before any relative path
    *
    * @param {PathFilterFunction} data The data object containing the filter functions
    * @returns {boolean} True
@@ -123,9 +123,6 @@ export const PathFilters: { [name: string]: PathFilterFunction } = {
     if (!name.match(/^(?:[a-z]+:\/)?\/|[a-z]:\\|\[/i)) {
       data.name = '[mathjax]/' + name.replace(/^\.\//, '');
     }
-    if (data.addExtension && !name.match(/\.[^/]+$/)) {
-      data.name += '.js';
-    }
     return true;
   },
 
@@ -143,6 +140,19 @@ export const PathFilters: { [name: string]: PathFilterFunction } = {
     }
     return true;
   },
+
+  /**
+   * Add .js, if missing
+   *
+   * @param {PathFilterFunction} data The data object containing the filter functions
+   * @returns {boolean} True
+   */
+  addExtension: (data) => {
+    if (data.addExtension && !data.name.match(/\.[^/]+$/)) {
+      data.name += '.js';
+    }
+    return true;
+  },
 };
 
 /**
@@ -319,6 +329,7 @@ export const Loader = {
 Loader.pathFilters.add(PathFilters.source, 0);
 Loader.pathFilters.add(PathFilters.normalize, 10);
 Loader.pathFilters.add(PathFilters.prefix, 20);
+Loader.pathFilters.add(PathFilters.addExtension, 30);
 
 /**
  * Export the global MathJax object for convenience