[BUGFIX] Create some output directories to prevent crashes

core/tasks/css.js

@@ -263,4 +263,4 @@ module.exports = class Css extends Task {
 			resolve();
 		});
 	}
-}
+};

core/tasks/js.js

@@ -18,7 +18,7 @@ module.exports = class Js extends Task {
 
 	/**
 	 * Start the build process
-	 * 
+	 *
 	 * @override
 	 */
 	async run(_subTask = null) {
@@ -29,7 +29,7 @@ module.exports = class Js extends Task {
 				// if _subTask is set, just execute that one task
 				if (_subTask === 'qa') {
 					steps.push(this._runQa());
-				} else if(_subTask === 'compile') {
+				} else if (_subTask === 'compile') {
 					steps.push(this._runCompile());
 				} else {
 					this._logTaskNotDefined(`js:${_subTask}`);
@@ -58,9 +58,9 @@ module.exports = class Js extends Task {
 			const compilations = [];
 			files.forEach(file => {
 				compilations.push(this._compile(file, this._getOutputPath(file)));
-		   });
-		   await Promise.all(compilations);
-		   resolve();
+			});
+			await Promise.all(compilations);
+			resolve();
 		});
 	}
 
@@ -80,10 +80,10 @@ module.exports = class Js extends Task {
 
 	/**
 	 * Returns the name of the output file
-	 * 
+	 *
 	 * @param {String} _fileName The name of the input file
 	 */
-	_getOutputPath(_fileName) {		
+	_getOutputPath(_fileName) {
 		let newSuffix = this._config.jsPipeline.renameToDotMin
 			? '.bundled.min.js'
 			: '.bundled.js';
@@ -93,7 +93,7 @@ module.exports = class Js extends Task {
 
 	/**
 	 * Returns the path to the sourceMap associated with _fileName
-	 * 
+	 *
 	 * @param {String} _fileName The name of the JS-file the sourceMap is associated with
 	 */
 	_getSourceMapsPath(_fileName) {
@@ -103,7 +103,7 @@ module.exports = class Js extends Task {
 
 	/**
 	 * Compiles and bundles the JS
-	 * 
+	 *
 	 * @param {String} _input The path to the input file
 	 * @param {String} _output The path to the output file
 	 */
@@ -115,12 +115,19 @@ module.exports = class Js extends Task {
 				},
 				useBuiltIns: 'usage'
 			} : undefined;
-	
+
 			try {
 				this._logger.displayBrowserSyncNotification('Compiling JS – hang in there...');
-				let relativeSourceMapPath
+				let relativeSourceMapPath;
 				if (this._config.jsPipeline.sourceMaps) {
 					let sourceMapPath = this._getSourceMapsPath(_output);
+					let sourceMapDirectory = path.dirname(sourceMapPath);
+					fs.access(sourceMapDirectory, fs.constants.F_OK, (error) => {
+						if (error) {
+							console.log(`${sourceMapDirectory} 'does not exist. Create now!'`);
+							fs.mkdirSync(sourceMapDirectory);
+						}
+					});
 					relativeSourceMapPath = path.join(path.dirname(sourceMapPath), path.basename(sourceMapPath));
 				}
 				let bundler = browserify(_input, {
@@ -131,23 +138,30 @@ module.exports = class Js extends Task {
 						[require('@babel/preset-env'), presetEnvConfiguration],
 					]
 				});
-				
+
 				if (this._config.jsPipeline.uglify) {
 					bundler.plugin(tinyify, {flat: false});
 				}
 
 				bundler = bundler.bundle();
-	
+
 				if (this._config.jsPipeline.sourceMaps) {
 					bundler.pipe(exorcist(
 						this._getSourceMapsPath(_output),
 						path.relative(path.dirname(_output), relativeSourceMapPath)
 					));
 				}
-	
+
 				// create the stream for writing the outFile
+				let distDirectory = path.dirname(_output);
+				fs.access(distDirectory, fs.constants.F_OK, (error) => {
+					if (error) {
+						console.log(`${distDirectory} 'does not exist. Create now!'`);
+						fs.mkdirSync(distDirectory);
+					}
+				});
 				let outFile = fs.createWriteStream(_output, 'utf-8');
-				
+
 				// wait for the stream to finish writing before calling success
 				outFile.on('finish', () => {
 					browserSync.reload('*.js');
@@ -157,7 +171,7 @@ module.exports = class Js extends Task {
 
 				// announce the write stream as a build step
 				bundler.pipe(outFile);
-			} catch(_error) {
+			} catch (_error) {
 				this._logger.error(_error.stack);
 				resolve();
 			}
@@ -166,7 +180,7 @@ module.exports = class Js extends Task {
 
 	/**
 	 * Runs qa tasks against all JS source files
-	 * 
+	 *
 	 * @param {Array} _files The array containing all src files
 	 */
 	async _qa(_files) {
@@ -185,4 +199,4 @@ module.exports = class Js extends Task {
 		});
 	}
 
-}
+};

[Philipp Nowinski]

Ah, dann. Überall sonst nutze ich meine eigene writeFile Funktion, die legt ggf. fehlende Verzeichnisse an. Ging natürlich mit dem Stream nicht. Danke, das war exakt der Fehler.