@gravityforms/gulp-tasks/src/utils/generate-sha-1.js

Configurable Gulp tasks for use in Gravity Forms projects.

import crypto from 'node:crypto';
import fs from 'node:fs';

/**
 * @description Generate a SHA-1 hash for a file.
 *
 * @since 8.4.0
 *
 * @param {string} filePath The path to the file.
 *
 * @return {Promise<string>} A promise that resolves with the hex-encoded SHA-1 hash.
 */
function generateSha1( filePath ) {
	return new Promise( ( resolve, reject ) => {
		const hash = crypto.createHash( 'sha1' );
		const stream = fs.createReadStream( filePath );

		stream.on( 'data', ( chunk ) => hash.update( chunk ) );
		stream.on( 'end', () => resolve( hash.digest( 'hex' ) ) );
		stream.on( 'error', ( err ) => reject( err ) );
	} );
}

export default generateSha1;