angie-package-template/gulpfile.babel.js

A Template for Angie Dependency Package Creation

// System Modules
import fs from                  'fs';
import gulp from                'gulp';
import { argv } from            'yargs';
import eslint from              'gulp-eslint';
import jscs from                'gulp-jscs';
import { Instrumenter } from    'isparta';
import mocha from               'gulp-mocha';
import istanbul from            'gulp-istanbul';
import cobertura from           'istanbul-cobertura-badger';
import esdoc from               'gulp-esdoc';
import babel from               'gulp-babel';
import { bold, red } from       'chalk';

const bread = (str) => bold(red(str));

const SRC_DIR = 'src',
    SRC = `${SRC_DIR}/**/*.js`,
    TRANSPILED_SRC = 'dist',
    TEST_SRC = 'test/**/*.spec.js',
    DOC_SRC = 'doc',
    COVERAGE_SRC = 'coverage';

// Build Tasks
gulp.task('eslint', function () {
    gulp.src([ SRC, TEST_SRC ]).pipe(
        eslint()
    ).pipe(
        eslint.format()
    ).pipe(
        eslint.failOnError()
    );
});
gulp.task('jscs', [ 'eslint' ], function () {
    return gulp.src([ SRC, TEST_SRC ])
        .pipe(jscs({
            fix: true,
            configPath: '.jscsrc',
            esnext: true
        }));
});
gulp.task('istanbul', [ 'jscs' ], function(cb) {
    gulp.src('src/**/*.js').pipe(istanbul({
        instrumenter: Instrumenter,
        includeUntested: true,
        babel: {
            stage: 0
        }
    })).pipe(istanbul.hookRequire()).on('finish', cb);
});
gulp.task('mocha', [ 'istanbul' ], function() {
    return gulp.src([
        'test/src/testUtil.spec.js',
        'test/**/*.spec.js'
    ]).pipe(mocha({
        reporter: 'spec'
    })).pipe(istanbul.writeReports({
        dir: 'coverage',
        reportOpts: {
            dir: 'coverage'
        },
        reporters: [ 'text', 'text-summary', 'html', 'cobertura' ]
    }));
});
gulp.task('cobertura', [ 'mocha' ], function(cb) {
    cobertura('coverage/cobertura-coverage.xml', 'svg', cb);
});
gulp.task('esdoc', [ 'cobertura' ], function() {
    return gulp.src(SRC_DIR).pipe(esdoc({ destination: DOC_SRC }));
});
gulp.task('babel', [ 'esdoc' ], function() {
    return gulp.src('src/**').pipe(babel({
        comments: false
    })).pipe(gulp.dest('dist'));
});

// Bundled Tasks
gulp.task('test', [ 'mocha' ]);
gulp.task('watch', [ 'test' ], function() {
    gulp.watch([ SRC, TEST_SRC ], [ 'test' ]);
});
gulp.task('default', [ 'babel' ]);

// Utility Tasks
gulp.task('bump', function() {
    const version = argv.version,
        bump = f => fs.writeFileSync(f, fs.readFileSync(f, 'utf8').replace(
            /[0-9]{1,2}\.[0-9]{1,2}\.[0-9]{1,2}/,
            version
        ));
    if (version) {

        // Verify that the version is in the CHANGELOG
        if (fs.readFileSync('.CHANGELOG.md', 'utf8').indexOf(version) === -1) {
            throw new Error(bread('Version has no entry in .CHANGELOG.md'));
        }

        bump('bin/angie-template');
        bump('bin/angie-template-dist');
        bump('package.json');
    } else {
        throw new Error(bread('No version specified!!'));
    }
});