TrainSignManage/WebFrame/bower_components/chart.js/gulpfile.js

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var gulp = require('gulp'),
	concat = require('gulp-concat'),
	uglify = require('gulp-uglify'),
	util = require('gulp-util'),
	jshint = require('gulp-jshint'),
	size = require('gulp-size'),
	connect = require('gulp-connect'),
	replace = require('gulp-replace'),
	htmlv = require('gulp-html-validator'),
	inquirer = require('inquirer'),
	semver = require('semver'),
	exec = require('child_process').exec,
	fs = require('fs'),
	package = require('./package.json'),
	bower = require('./bower.json');

var srcDir = './src/';
/*
 *	Usage : gulp build --types=Bar,Line,Doughnut
 *	Output: - A built Chart.js file with Core and types Bar, Line and Doughnut concatenated together
 *			- A minified version of this code, in Chart.min.js
 */

gulp.task('build', function(){

	// Default to all of the chart types, with Chart.Core first
	var srcFiles = [FileName('Core')],
		isCustom = !!(util.env.types),
		outputDir = (isCustom) ? 'custom' : '.';
	if (isCustom){
		util.env.types.split(',').forEach(function(type){ return srcFiles.push(FileName(type))});
	}
	else{
		// Seems gulp-concat remove duplicates - nice!
		// So we can use this to sort out dependency order - aka include Core first!
		srcFiles.push(srcDir+'*');
	}

	return gulp.src(srcFiles)
		.pipe(concat('Chart.js'))
		.pipe(replace('{{ version }}', package.version))
		.pipe(gulp.dest(outputDir))
		.pipe(uglify({preserveComments:'some'}))
		.pipe(concat('Chart.min.js'))
		.pipe(gulp.dest(outputDir));

	function FileName(moduleName){
		return srcDir+'Chart.'+moduleName+'.js';
	};
});

/*
 *	Usage : gulp bump
 *	Prompts: Version increment to bump
 *	Output: - New version number written into package.json & bower.json
 */

gulp.task('bump', function(complete){
	util.log('Current version:', util.colors.cyan(package.version));
	var choices = ['major', 'premajor', 'minor', 'preminor', 'patch', 'prepatch', 'prerelease'].map(function(versionType){