woocommerce/plugins/woocommerce-admin/bin/packages/watch.js

103 lines
2.2 KiB
JavaScript

/**
* External dependencies
*/
const fs = require( 'fs' );
const { execSync } = require( 'child_process' );
const path = require( 'path' );
const chalk = require( 'chalk' );
const watch = require( 'node-watch' );
/**
* Internal dependencies
*/
const getPackages = require( './get-packages' );
const BUILD_CMD = `node ${ path
.resolve( __dirname, './build.js' )
.replace( /(\s+)/g, '\\$1' ) }`;
let filesToBuild = new Map();
const exists = ( filename ) => {
try {
return fs.statSync( filename ).isFile();
} catch ( e ) {}
return false;
};
// Exclude deceitful source-like files, such as editor swap files.
const isSourceFile = ( filename ) => {
return /.\.(js|ts|tsx|scss)$/.test( filename );
};
const rebuild = ( filename ) => filesToBuild.set( filename, true );
getPackages().forEach( ( p ) => {
const srcDir = path.resolve( p, 'src' );
try {
fs.accessSync( srcDir, fs.F_OK );
watch(
path.resolve( p, 'src' ),
{ recursive: true },
( event, filename ) => {
const filePath = path.resolve( srcDir, filename );
if ( ! isSourceFile( filename ) ) {
return;
}
if (
[ 'update', 'change', 'rename' ].includes( event ) &&
exists( filePath )
) {
// eslint-disable-next-line no-console
console.log(
chalk.green( '->' ),
`${ event }: ${ filename }`
);
rebuild( filePath );
} else {
const buildFile = path.resolve(
srcDir,
'..',
'build',
filename
);
try {
fs.unlinkSync( buildFile );
process.stdout.write(
chalk.red( ' \u2022 ' ) +
path.relative(
path.resolve( srcDir, '..', '..' ),
buildFile
) +
' (deleted)' +
'\n'
);
} catch ( e ) {}
}
}
);
} catch ( e ) {
// doesn't exist
}
} );
setInterval( () => {
const files = Array.from( filesToBuild.keys() );
if ( files.length ) {
filesToBuild = new Map();
try {
execSync(
`${ BUILD_CMD } ${ files
.map( ( file ) => file.replace( /(\s+)/g, '\\$1' ) )
.join( ' ' ) }`,
{ stdio: [ 0, 1, 2 ] }
);
} catch ( e ) {}
}
}, 100 );
// eslint-disable-next-line no-console
console.log( chalk.red( '->' ), chalk.cyan( 'Watching for changes...' ) );