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builder.js
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builder.js
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/*
Copyright (c) 2012, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://yuilibrary.com/license/
*/
var path = require('path'),
log = require('./log'),
noop = function () {},
timer = require('./timer'),
which = require('which').sync,
spawn = require('child_process').spawn,
Stack = require('./stack').Stack,
smodule = require('./module');
var has = function (opt, name) {
return opt.some(function (v) {
return (v === name);
});
};
var prebuild = function (jobs, options, callback) {
var stack = new Stack();
jobs.forEach(function (job) {
log.info('shifting build for: ' + job);
var args = [],
child;
if (options.lint) {
args.push('--lint');
args.push(options.lint);
}
if (options.uglify) {
args.push('--uglify');
if (options.semi === false) {
args.push('--no-semi');
}
}
if (options.coverage === false) {
args.push('--no-coverage');
}
if (options.istanbul) {
args.push('--istanbul');
}
child = spawn(which('shifter'), args, {
cwd: path.join(process.cwd(), '../', job)
});
child.stdout.on('data', function (data) {
process.stdout.write(data.toString());
});
child.on('exit', stack.add(function (code) {
log.info('build for ' + job + ' complete, downshifting');
if (code) {
log.error('prebuild ' + job + ' failed, exited with code ' + code + ', hitting the brakes, fit it and try again!');
}
}));
});
stack.done(callback);
};
exports.start = function (json, options, skip) {
log.info('putting the hammer down');
var stack = new Stack(),
start = new Date(),
hasSkin = false,
end = function () {
var end = new Date();
log.info('done racing, the gears are toast');
log.info('finished in ' + timer.calc(start, end) + ', pretty fast huh?');
},
post = function (json, callback) {
if (json.postbuilds && options.exec) {
log.info('found a postbuild, shifting it');
prebuild(json.postbuilds, options, function () {
delete json.postbuilds;
post(json, callback);
});
} else if (json.postexec && options.exec) {
smodule.exec(json.postexec, function () {
delete json.postexec;
post(json, callback);
});
} else {
callback();
}
};
if (json.prebuilds && !skip && options.exec) {
log.info('found a prebuild, shifting it');
prebuild(json.prebuilds, options, function () {
exports.start(json, options, true);
});
return;
}
if (json.exec && !skip && options.exec) {
log.info('found a global exec, shifting it');
smodule.exec(json.exec, function () {
exports.start(json, options, true);
});
return;
}
if (options.modules) {
log.info('limiting to: ' + options.modules);
}
hasSkin = Object.keys(json.builds).some(function (name) {
var mod = json.builds[name];
return (mod.skinnable || (mod.config && mod.config.skinnable));
});
Object.keys(json.builds).forEach(function (name) {
var mod = json.builds[name];
if (!mod.skinnable && !(mod.config && mod.config.skinnable)) {
mod.assets = !hasSkin;
}
if (!options.modules || has(options.modules, name)) {
log.info('shifting into gear for ' + name);
smodule.build(mod, name, options, stack.add(noop));
}
});
stack.done(function () {
var rollups = [];
if (json.rollups) {
log.info('build has rollup builds, shifting them now');
Object.keys(json.rollups).forEach(function (name) {
var mod = json.rollups[name];
if (!options.modules || has(options.modules, name)) {
log.info('shifting into gear for ' + name);
rollups.push({
mod: mod,
name: name,
options: options
});
}
});
smodule.rollup(rollups, function () {
post(json, end);
});
} else {
post(json, end);
}
});
};