Named logging in Gulp

named-log.js

function namedLog(name) {
	return function gutilLog(log) {
		gc = gutil.colors;

		items = ["[- " + gc.magenta(name) + " -]"];

		for(i in arguments) {
			items.push(arguments[i]);
		}

		gutil.log.apply(null, items);
	}
}

picture.md

The Buffer output comes from namedLog, and makes it easier to determine whether a change was picked and compiled up correctly.

usage.js

// [...]

var spy = require("through2-spy");

// [...]

	return gulp.src(subTask.source, {base: subTask.base})
		.pipe(plumber())
		.pipe(cache(taskName))
		.pipe(processor.on('error', gutil.log)) // `processor` refers to eg. gulp-jade or whatever
		.pipe(spy.obj(namedLog(taskName))) // this does the actual logging, using namedLog defined above.
		.pipe(remember(taskName))
		.pipe(gulp.dest(subTask.destination));
		
// [...]