woocommerce/packages/js/internal-e2e-builds/build.js

161 lines
3.8 KiB
JavaScript
Executable File

/**
* script to build packages into `build/` directory.
*
* Example:
* node ./bin/packages/build.js
*/
/**
* External dependencies
*/
const fs = require( 'fs' );
const path = require( 'path' );
const glob = require( 'glob' );
const babel = require( '@babel/core' );
const chalk = require( 'chalk' );
const mkdirp = require( 'mkdirp' );
/**
* Internal dependencies
*/
const getBabelConfig = require( './get-babel-config' );
/**
* Module Constants
*/
const PACKAGE_DIR = process.cwd();
const SRC_DIR = 'src';
const BUILD_DIR = {
main: 'build',
module: 'build-module',
};
const DONE = chalk.reset.inverse.bold.green( ' DONE ' );
const isJsFile = ( filepath ) => {
return /.\.js$/.test( filepath );
};
/**
* Get Build Path for a specified file
*
* @param {string} file File to build
* @param {string} buildFolder Output folder
* @return {string} Build path
*/
function getBuildPath( file, buildFolder ) {
const pkgSrcPath = path.resolve( PACKAGE_DIR, SRC_DIR );
const pkgBuildPath = path.resolve( PACKAGE_DIR, buildFolder );
const relativeToSrcPath = path.relative( pkgSrcPath, file );
return path.resolve( pkgBuildPath, relativeToSrcPath );
}
/**
* Given a list of scss and js filepaths, divide them into sets them and rebuild.
*
* @param {Array} files list of files to rebuild
*/
function buildFiles( files ) {
// Reduce files into a unique sets of javaScript files and scss packages.
const buildPaths = files.reduce(
( accumulator, filePath ) => {
if ( isJsFile( filePath ) ) {
accumulator.jsFiles.add( filePath );
}
return accumulator;
},
{ jsFiles: new Set() }
);
buildPaths.jsFiles.forEach( buildJsFile );
}
/**
* Build a javaScript file for the required environments (node and ES5)
*
* @param {string} file File path to build
* @param {boolean} silent Show logs
*/
function buildJsFile( file, silent ) {
buildJsFileFor( file, silent, 'main' );
buildJsFileFor( file, silent, 'module' );
}
/**
* Build a file for a specific environment
*
* @param {string} file File path to build
* @param {boolean} silent Show logs
* @param {string} environment Dist environment (node or es5)
*/
function buildJsFileFor( file, silent, environment ) {
const buildDir = BUILD_DIR[ environment ];
const destPath = getBuildPath( file, buildDir );
const babelOptions = getBabelConfig( environment );
babelOptions.sourceMaps = true;
babelOptions.sourceFileName = file;
mkdirp.sync( path.dirname( destPath ) );
const transformed = babel.transformFileSync( file, babelOptions );
fs.writeFileSync( destPath + '.map', JSON.stringify( transformed.map ) );
fs.writeFileSync(
destPath,
transformed.code +
'\n//# sourceMappingURL=' +
path.basename( destPath ) +
'.map'
);
if ( ! silent ) {
process.stdout.write(
chalk.green( ' \u2022 ' ) +
path.relative( PACKAGE_DIR, file ) +
chalk.green( ' \u21D2 ' ) +
path.relative( PACKAGE_DIR, destPath ) +
'\n'
);
}
}
/**
* Build the provided package path
*
* @param {string} packagePath absolute package path
*/
function buildPackage( packagePath ) {
const srcDir = path.resolve( packagePath, SRC_DIR );
let packageName;
try {
packageName = require( path.resolve(
PACKAGE_DIR,
'package.json'
) ).name;
} catch ( e ) {
packageName = PACKAGE_DIR.split( path.sep ).pop();
}
process.stdout.write(
chalk.inverse( `>> Building package: ${ packageName }\n` )
);
const jsFiles = glob.sync( `${ srcDir }/**/*.js`, {
ignore: [
`${ srcDir }/**/test/**/*.js`,
`${ srcDir }/**/__mocks__/**/*.js`,
],
nodir: true,
} );
// Build js files individually.
jsFiles.forEach( ( file ) => buildJsFile( file, true ) );
process.stdout.write( `${ DONE }\n` );
}
const files = process.argv.slice( 2 );
if ( files.length ) {
buildFiles( files );
} else {
buildPackage( PACKAGE_DIR );
}