70 lines
1.8 KiB
JavaScript
70 lines
1.8 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const klaw = require('klaw');
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/**
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* Given a directory, scans all directories in it (not deep) and returns found config items.
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*
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* @param { string } rootDir Dir to look into.
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* @param { string } configFileName Files to look for in each dir, i.e. conf.json
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*/
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const getConfigsForDir = (rootDir, configFileName) => {
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return fs
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.readdirSync(rootDir)
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.map(dir => {
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const confPath = `${dir}/${configFileName}`;
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/** Exit with warn if no configuration file found. */
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if (!fs.existsSync(path.resolve(rootDir, confPath))) {
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console.warn(`Missing configuration in "${dir}". Did you remember to create "${dir}/${configFileName}"?`);
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return false;
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}
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let current = null;
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let confItems;
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delete require.cache[require.resolve(rootDir, confPath)]; // NB: For 'watch' to properly work, the cache needs to be deleted before each require.
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current = require(path.resolve(rootDir, confPath));
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// Handle single objects or arrays of configs.
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if (current && current.length) {
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confItems = [...current];
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} else {
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confItems = [current];
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}
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return {
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dir,
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confItems
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};
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})
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.filter(config => config);
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};
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/**
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* Given a directory, gets all file paths in it.
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*/
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const getFilePathsForDir = dir => {
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const files = [];
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return new Promise(resolve => {
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klaw(dir)
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.on('readable', function walkTemplateDir() {
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let file;
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while ((file = this.read())) {
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const relativePath = `${__dirname.substring(0, __dirname.lastIndexOf('/'))}/${dir}`;
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files.push(file.path.replace(relativePath, ''));
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}
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})
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.on('end', function finishedTemplateDirWalk() {
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resolve(files);
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});
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});
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};
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module.exports = {
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getConfigsForDir,
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getFilePathsForDir
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};
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