Adds build-utilities in separated files

Author: andreamangano

.gitignore

@@ -37,5 +37,5 @@ jspm_packages
 .node_repl_history
 
 .idea
-
+build-utilities/compiled
 dist/

build-utilities/src/createIconsList.js

@@ -0,0 +1,17 @@
+import path from 'path';
+import argv from 'yargs';
+import listFile from './listFilesIntoDirectoryRecursively';
+
+const args = argv
+  .usage('Usage: $0 --data [file]')
+  .option('config', {
+    type: 'string',
+    describe: 'JSON/JavaScript data file',
+    requiresArg: true
+  })
+  .argv;
+
+const list = listFile(args.data, true)
+    .filter(element => path.extname(element) === '.svg');
+
+process.stdout.write(JSON.stringify(list));

build-utilities/src/getPaletteFromSass.js

@@ -0,0 +1,26 @@
+import sass from 'node-sass';
+import hexToRgb from './hexToRgb';
+
+const getPaletteFromSass = palettes => name => {
+  // Get the variable name from sass function (when it is invoked)
+  // Take the palette with the given name from object palettes
+  const palette = palettes[name.getValue()];
+  // Get all key from the palette
+  const keys = Object.keys(palette);
+  // Create a sass Map object
+  const map = sass.types.Map(keys.length);
+  // Get the Sass Color class
+  const ColorClass = sass.types.Color;
+  // Iterate every key
+  let convertedColor;
+  keys.forEach((key, i) => {
+    // Convert the value of the given key on the object palette into rgb format
+    convertedColor = hexToRgb(palette[key]);
+    // Set the key value in the sass Map
+    map.setKey(i, sass.types.String(key));
+    map.setValue(i, new ColorClass(convertedColor.r, convertedColor.g, convertedColor.b));
+  });
+  return map;
+};
+
+module.exports = getPaletteFromSass;

build-utilities/src/hexToRgb.js

@@ -0,0 +1,8 @@
+const hexToRgb = hex => {
+  if (typeof hex !== 'string') throw new TypeError('Expected a string');
+  hex = hex.replace(/^#/, '');
+  if (hex.length === 3) hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];
+  const num = parseInt(hex, 16);
+  return { r: num >> 16, g: num >> 8 & 255, b: num & 255};
+};
+module.exports = hexToRgb;

build-utilities/src/listFilesIntoDirectoryRecursively.js

@@ -0,0 +1,12 @@
+import fs from'fs';
+import path from 'path';
+
+const walkSync = (dir, onlyName = false, filelist = []) => {
+  fs.readdirSync(dir).forEach(file => {
+    filelist = fs.statSync(path.join(dir, file)).isDirectory()
+      ? walkSync(path.join(dir, file), onlyName, filelist)
+      : filelist.concat(onlyName ? file : path.join(dir, file));
+    });
+  return filelist;
+};
+module.exports = walkSync;

build-utilities/src/typography.js

@@ -0,0 +1,11 @@
+import sass from 'node-sass';
+import sassUtilsLib from 'node-sass-utils';
+const sassUtils = sassUtilsLib(sass);
+
+const getTypography = typography => () => sassUtils.castToSass(typography);
+const getType = typography => name => sassUtils.castToSass(typography[name.getValue()]);
+
+module.exports = {
+  getType,
+  getTypography
+};