Update icons to work against Mustache

.gulp/tasks/icons.js

@@ -1,56 +1,47 @@
-'use strict';
-
 /*
  * > Build Icons
  */
 
-import Gulp from 'gulp';
-import runSequence from 'run-sequence';
-import Template from 'gulp-template';
-import Rename from 'gulp-rename';
-import FileList from 'gulp-filelist';
-import Include from 'gulp-include';
-import Data from 'gulp-data';
+import fs from 'fs';
+import gulp from 'gulp';
+import Mustache from 'mustache';
+import gutil from 'gulp-util';
 import Paths from '../paths';
 
-import iconList from '../../iconlist.json';
+gulp.task('build:icons', cb => {
+  const partials = fs.readdirSync(`${Paths.src}/icons/partials`);
+  const partialData = {};
+  const files = fs.readdirSync(`${Paths.src}/icons/svgs`);
+  const icons = files.map(file => ({ name: file.split('.')[0], last: false }));
+  icons[icons.length - 1].last = true;
 
-
-Gulp.task('build:icons', (cb) => {
-  runSequence(
-    'build:iconslist',
-    'build:templateicons',
-    (error) => {
-      if (error) {
-        console.log('\n[Build Icons]'.bold.magenta + ' There was an issue building icons:\n'.bold.red + error.message);
-      } else {
-        console.log('\n[Build Icons]'.bold.magenta + ' Finished successfully\n'.bold.green);
-      }
-      cb(error);
-    }
+  partials.forEach(partial => {
+    partialData[partial.split('.')[0]] = fs.readFileSync(
+      `${Paths.src}/icons/partials/${partial}`,
+      'utf-8'
     );
-});
-
-
-Gulp.task('build:iconslist', () => {
-  Gulp.src(`${Paths.src}/icons/svgs/*.svg`)
-    .pipe(FileList('iconlist.json', {
-      flatten: true,
-      removeExtensions: true
-    }))
-    .pipe(Gulp.dest('./'));
-});
-
-
-Gulp.task('build:templateicons', () => {
-  Gulp.src(`${Paths.src}/icons/icons-theme.json`)
-    .pipe(Include())
-      .on('error', console.log)
-    .pipe(Data(() => ({ icons: iconList })))
-    .pipe(Template())
-    .pipe(Rename({
-      basename: ".material-theme-icons",
-      extname: ".tmp"
-    }))
-    .pipe(Gulp.dest('./'));
+  });
+
+  let contents = Mustache.render(
+    fs.readFileSync(`${Paths.src}/icons/icons-theme.json`, 'utf-8'),
+    { icons },
+    partialData
+  );
+
+  try {
+    contents = JSON.stringify(JSON.parse(contents), null, 2);
+  } catch (err) {
+    gutil.log(
+      gutil.colors.red('There is an error with JSON generated for icons'),
+      err
+    );
+    cb(err);
+    return;
+  }
+
+  const path = './.material-theme-icons.tmp';
+  fs.writeFileSync(path, contents, 'utf-8');
+  gutil.log('Generated', gutil.colors.green(path));
+
+  cb();
 });

.gulp/tasks/themes.js

@@ -1,3 +1,7 @@
+/*
+ * > Build Themes
+ */
+
 import fs from 'fs';
 import gulp from 'gulp';
 import gutil from 'gulp-util';

package.json

@@ -69,13 +69,8 @@
     "gulp": "^3.9.1",
     "gulp-bump": "^2.7.0",
     "gulp-conventional-changelog": "^1.1.3",
-    "gulp-data": "^1.2.1",
-    "gulp-filelist": "^1.0.0",
     "gulp-if": "^2.0.2",
-    "gulp-include": "^2.3.1",
-    "gulp-rename": "^1.2.2",
     "gulp-stats": "^0.0.4",
-    "gulp-template": "^4.0.0",
     "gulp-util": "^3.0.8",
     "gulp-watch": "^4.3.8",
     "json-minify": "^1.0.0",

src/icons/icons-theme.json

@@ -1,9 +1,8 @@
 {
-  //=include "partials/iconDefinitions.js"
-  //=include "partials/fileExtensions.js"
-  //=include "partials/fileNames.js"
-  //=include "partials/fileFolders.js"
-  //=include "partials/folderNames.js"
-  //=include "partials/light.js"
-  //=include "partials/languageIds.js"
+  {{> iconDefinitions}}
+  {{> fileNames}}
+  {{> fileFolders}}
+  {{> folderNames}}
+  {{> light}}
+  {{> languageIds}}
 }

src/icons/partials/iconDefinitions.js

@@ -1,4 +1,4 @@
-"iconDefinitions": {<% for( var i = 0; i < icons.length; i++ ){  %>
+"iconDefinitions": {
     "_folder_dark": {
       "iconPath": "./icons/folder.svg"
     },
@@ -11,7 +11,9 @@
     "_file_dark": {
       "iconPath": "./icons/file.svg"
     },
-  "_file_<%= icons[i] %>": {
-    "iconPath": "./icons/<%= icons[i] %>.svg"
-  }<% if( i !== (icons.length - 1)){ %>,<%} %><% } %>
+    {{#icons}}
+    "_file_{{name}}": {
+      "iconPath": "./icons/{{name}}.svg"
+    }{{^last}},{{/last}}
+    {{/icons}}
 },