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gulpfile.js
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gulpfile.js
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require('babel-core/register');
const gulp = require('gulp');
const babel = require('gulp-babel');
const eslint = require('gulp-eslint');
const mocha = require('gulp-mocha');
const files = {
sources: [
'src/**/*.js'
],
tests: [
'test/**/*.js'
]
};
gulp.task('build', ['lint'], () => {
return gulp.src(files.sources)
.pipe(babel())
.pipe(gulp.dest('lib'));
});
gulp.task('default', ['build']);
gulp.task('lint', () => {
// ESLint ignores files with "node_modules" paths.
// So, it's best to have gulp ignore the directory as well.
// Also, Be sure to return the stream from the task;
// Otherwise, the task may end before the stream has finished.
return gulp.src([...files.sources, ...files.tests, '!node_modules/**'])
// eslint() attaches the lint output to the "eslint" property
// of the file object so it can be used by other modules.
.pipe(eslint())
// eslint.format() outputs the lint results to the console.
// Alternatively use eslint.formatEach() (see Docs).
.pipe(eslint.format())
// To have the process exit with an error code (1) on
// lint error, return the stream and pipe to failAfterError last.
.pipe(eslint.failAfterError());
});
gulp.task('test', ['build'], () =>
gulp.src(...files.tests, {read: false})
// gulp-mocha needs filepaths so you can't have any plugins before it
.pipe(mocha())
);
gulp.task('watch', ['test'], () => {
gulp.watch([...files.sources, ...files.tests], ['test']);
});