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Gruntfile.js
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Gruntfile.js
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module.exports = function (grunt) {
'use strict';
// Load plugins.
grunt.loadNpmTasks('grunt-contrib-connect');
grunt.loadNpmTasks('grunt-contrib-watch');
grunt.loadNpmTasks('grunt-contrib-concat');
grunt.loadNpmTasks('grunt-requirejs');
grunt.loadNpmTasks('grunt-closurecompiler');
// Project configuration.
grunt.initConfig({
pkg : grunt.file.readJSON('package.json'),
requirejs : {
compile : {
options : {
name : 'main',
baseUrl : 'src',
mainConfigFile: "src/config.js",
out : 'tmp/<%= pkg.name %>.build.js',
exclude : [
'jquery',
'vex'
],
optimize : "none",
done : function (done, output) {
var duplicates = require('rjs-build-analysis').duplicates(output);
if (duplicates.length > 0) {
grunt.log.subhead('Duplicates found in requirejs build:');
grunt.log.warn(duplicates);
done(new Error('r.js built duplicate modules, please check the excludes option.'));
}
done();
},
// based on jQuery's convert function, see https://github.com/jquery/jquery/blob/master/build/tasks/build.js
onBuildWrite : function (name, path, contents) {
var rdefineEnd = /\}\);[^}\w]*$/;
var amdName;
// Convert var modules
if (/.\/var\//.test(path)) {
contents = contents.replace(/define\([\w\W]*?return/, "var " + (/var\/([\w-]+)/.exec(name)[1]) +
" =").replace(rdefineEnd, "");
} else {
// Ignore jQuery's exports (the only necessary one)
if (name !== "jquery") {
contents = contents.replace(/\s*return\s+[^\}]+(\}\);[^\w\}]*)$/, "$1")// Multiple exports
.replace(/\s*exports\.\w+\s*=\s*\w+;/g, "");
}
// Remove define wrappers, closure ends, and empty declarations
contents = contents.replace(/define\([^{]*?{/, "").replace(rdefineEnd, "");
// Remove anything wrapped with
// /* ExcludeStart */ /* ExcludeEnd */
// or a single line directly after a // BuildExclude comment
contents =
contents.replace(/\/\*\s*ExcludeStart\s*\*\/[\w\W]*?\/\*\s*ExcludeEnd\s*\*\//ig, "").replace(/\/\/\s*BuildExclude\n\r?[\w\W]*?\n\r?/ig, "");
// Remove empty definitions
contents = contents.replace(/define\(\[[^\]]+\]\)[\W\n]+$/, "");
}
return contents;
}
}
}
},
concat : {
license : {
options : {
separator : ';'
},
src : [
'src/licenses.js',
'tmp/<%= pkg.name %>.closure.js'
],
dest : 'build/<%= pkg.name %>.min.js'
},
bower_js : {
options : {
separator : ';',
banner : "(function($, undefined) {var MEI2VF = {}, m2v=MEI2VF;",
footer : ";var VF=Vex.Flow;})(jQuery);"
},
src : [
'src/licenses.js',
'bower_components/vexflow/releases/vexflow-debug.js',
'src/build/post-vexflow.js',
'tmp/<%= pkg.name %>.build.js'
],
dest : 'build/<%= pkg.name %>.js'
}
},
closurecompiler : {
minify : {
files : {
'tmp/<%= pkg.name %>.closure.js' : ['build/<%= pkg.name %>.js']
},
options : {
"compilation_level" : "SIMPLE_OPTIMIZATIONS",
"max_processes" : 5,
"language_in" : "ECMASCRIPT5" // not compatible with IE8, used for trailing commas in VF
}
}
},
connect : {
server : {
options : {
port : 8000
}
}
},
watch : {
scripts : {
files : ['src/**/*.js'],
options : {
livereload : true
}
}
},
});
// Tasks.
grunt.registerTask('default', [
'requirejs:compile',
'concat:bower_js',
'closurecompiler:minify',
'concat:license'
]);
grunt.registerTask('run', [
'connect',
'watch'
]);
grunt.registerTask('compile', ['requirejs:compile']);
grunt.registerTask('minify', ['closurecompiler:minify']);
}