84 lines
2.1 KiB
JavaScript
84 lines
2.1 KiB
JavaScript
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/**
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* External dependencies
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*/
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const fs = require( 'fs' );
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const path = require( 'path' );
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const { overEvery, compact, includes, negate } = require( 'lodash' );
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/**
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* Absolute path to packages directory.
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*
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* @type {string}
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*/
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const PACKAGES_DIR = path.resolve( __dirname, '../../packages' );
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const {
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/**
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* Comma-separated string of packages to include in build.
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*
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* @type {string}
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*/
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INCLUDE_PACKAGES,
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/**
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* Comma-separated string of packages to exclude from build.
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*
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* @type {string}
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*/
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EXCLUDE_PACKAGES,
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} = process.env;
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/**
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* Given a comma-separated string, returns a filter function which returns true
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* if the item is contained within as a comma-separated entry.
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*
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* @param {Function} filterFn Filter function to call with item to test.
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* @param {string} list Comma-separated list of items.
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*
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* @return {Function} Filter function.
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*/
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const createCommaSeparatedFilter = ( filterFn, list ) => {
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const listItems = list.split( ',' );
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return ( item ) => filterFn( listItems, item );
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};
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/**
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* Returns true if the given base file name for a file within the packages
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* directory is itself a directory.
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*
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* @param {string} file Packages directory file.
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*
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* @return {boolean} Whether file is a directory.
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*/
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function isDirectory( file ) {
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return fs.lstatSync( path.resolve( PACKAGES_DIR, file ) ).isDirectory();
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}
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/**
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* Filter predicate, returning true if the given base file name is to be
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* included in the build.
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*
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* @param {string} pkg File base name to test.
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*
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* @return {boolean} Whether to include file in build.
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*/
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const filterPackages = overEvery( compact( [
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isDirectory,
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INCLUDE_PACKAGES && createCommaSeparatedFilter( includes, INCLUDE_PACKAGES ),
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EXCLUDE_PACKAGES && createCommaSeparatedFilter( negate( includes ), EXCLUDE_PACKAGES ),
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] ) );
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/**
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* Returns the absolute path of all WordPress packages
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*
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* @return {Array} Package paths
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*/
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function getPackages() {
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return fs
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.readdirSync( PACKAGES_DIR )
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.filter( filterPackages )
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.map( ( file ) => path.resolve( PACKAGES_DIR, file ) );
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}
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module.exports = getPackages;
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