initial commit

node_modules/gulp-sass/index.js

@@ -0,0 +1,164 @@
+const chalk = require('chalk');
+const PluginError = require('plugin-error');
+const replaceExtension = require('replace-ext');
+const stripAnsi = require('strip-ansi');
+const through = require('through2');
+const clonedeep = require('lodash.clonedeep');
+const path = require('path');
+const applySourceMap = require('vinyl-sourcemaps-apply');
+
+const PLUGIN_NAME = 'gulp-sass';
+
+//////////////////////////////
+// Main Gulp Sass function
+//////////////////////////////
+const gulpSass = (options, sync) => through.obj((file, enc, cb) => { // eslint-disable-line consistent-return
+  if (file.isNull()) {
+    return cb(null, file);
+  }
+
+  if (file.isStream()) {
+    return cb(new PluginError(PLUGIN_NAME, 'Streaming not supported'));
+  }
+
+  if (path.basename(file.path).indexOf('_') === 0) {
+    return cb();
+  }
+
+  if (!file.contents.length) {
+    file.path = replaceExtension(file.path, '.css'); // eslint-disable-line no-param-reassign
+    return cb(null, file);
+  }
+
+  const opts = clonedeep(options || {});
+  opts.data = file.contents.toString();
+
+  // we set the file path here so that libsass can correctly resolve import paths
+  opts.file = file.path;
+
+  // Ensure `indentedSyntax` is true if a `.sass` file
+  if (path.extname(file.path) === '.sass') {
+    opts.indentedSyntax = true;
+  }
+
+  // Ensure file's parent directory in the include path
+  if (opts.includePaths) {
+    if (typeof opts.includePaths === 'string') {
+      opts.includePaths = [opts.includePaths];
+    }
+  } else {
+    opts.includePaths = [];
+  }
+
+  opts.includePaths.unshift(path.dirname(file.path));
+
+  // Generate Source Maps if plugin source-map present
+  if (file.sourceMap) {
+    opts.sourceMap = file.path;
+    opts.omitSourceMapUrl = true;
+    opts.sourceMapContents = true;
+  }
+
+  //////////////////////////////
+  // Handles returning the file to the stream
+  //////////////////////////////
+  const filePush = (sassObj) => {
+    let sassMap;
+    let sassMapFile;
+    let sassFileSrc;
+    let sassFileSrcPath;
+    let sourceFileIndex;
+
+    // Build Source Maps!
+    if (sassObj.map) {
+      // Transform map into JSON
+      sassMap = JSON.parse(sassObj.map.toString());
+      // Grab the stdout and transform it into stdin
+      sassMapFile = sassMap.file.replace(/^stdout$/, 'stdin');
+      // Grab the base file name that's being worked on
+      sassFileSrc = file.relative;
+      // Grab the path portion of the file that's being worked on
+      sassFileSrcPath = path.dirname(sassFileSrc);
+      if (sassFileSrcPath) {
+        // Prepend the path to all files in the sources array except the file that's being worked on
+        sourceFileIndex = sassMap.sources.indexOf(sassMapFile);
+        sassMap.sources = sassMap.sources.map((source, index) => { // eslint-disable-line arrow-body-style
+          return index === sourceFileIndex ? source : path.join(sassFileSrcPath, source);
+        });
+      }
+
+      // Remove 'stdin' from souces and replace with filenames!
+      sassMap.sources = sassMap.sources.filter(src => src !== 'stdin' && src);
+
+      // Replace the map file with the original file name (but new extension)
+      sassMap.file = replaceExtension(sassFileSrc, '.css');
+      // Apply the map
+      applySourceMap(file, sassMap);
+    }
+
+    file.contents = sassObj.css; // eslint-disable-line no-param-reassign
+    file.path = replaceExtension(file.path, '.css'); // eslint-disable-line no-param-reassign
+
+    cb(null, file);
+  };
+
+  //////////////////////////////
+  // Handles error message
+  //////////////////////////////
+  const errorM = (error) => {
+    const filePath = (error.file === 'stdin' ? file.path : error.file) || file.path;
+    const relativePath = path.relative(process.cwd(), filePath);
+    const message = [chalk.underline(relativePath), error.formatted].join('\n');
+
+    error.messageFormatted = message; // eslint-disable-line no-param-reassign
+    error.messageOriginal = error.message; // eslint-disable-line no-param-reassign
+    error.message = stripAnsi(message); // eslint-disable-line no-param-reassign
+    error.relativePath = relativePath; // eslint-disable-line no-param-reassign
+
+    return cb(new PluginError(PLUGIN_NAME, error));
+  };
+
+  if (sync !== true) {
+    //////////////////////////////
+    // Async Sass render
+    //////////////////////////////
+    const callback = (error, obj) => { // eslint-disable-line consistent-return
+      if (error) {
+        return errorM(error);
+      }
+      filePush(obj);
+    };
+
+    gulpSass.compiler.render(opts, callback);
+  } else {
+    //////////////////////////////
+    // Sync Sass render
+    //////////////////////////////
+    try {
+      filePush(gulpSass.compiler.renderSync(opts));
+    } catch (error) {
+      return errorM(error);
+    }
+  }
+});
+
+//////////////////////////////
+// Sync Sass render
+//////////////////////////////
+gulpSass.sync = options => gulpSass(options, true);
+
+//////////////////////////////
+// Log errors nicely
+//////////////////////////////
+gulpSass.logError = function logError(error) {
+  const message = new PluginError('sass', error.messageFormatted).toString();
+  process.stderr.write(`${message}\n`);
+  this.emit('end');
+};
+
+//////////////////////////////
+// Store compiler in a prop
+//////////////////////////////
+gulpSass.compiler = require('node-sass');
+
+module.exports = gulpSass;