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"use strict";
var fs = require( "fs" ),
npm = require( "npm" ),
chalk = require( "chalk" ),
sizzleLoc = __dirname + "/../../external/sizzle/dist/sizzle.js",
rversion = /Engine v(\d+\.\d+\.\d+(?:-[-\.\d\w]+)?)/;
/**
* Retrieve the latest tag of Sizzle from npm
* @param {Function(string)} callback
*/
function getLatestSizzle( callback ) {
npm.load( function( err, npm ) {
if ( err ) {
throw err;
}
npm.commands.info( [ "sizzle", "version" ], function( err, info ) {
if ( err ) {
throw err;
}
callback( Object.keys( info )[ 0 ] );
} );
} );
}
/**
* Ensure the /src folder has the latest tag of Sizzle
* @param {Object} Release
* @param {Function} callback
*/
function ensureSizzle( Release, callback ) {
console.log();
console.log( "Checking Sizzle version..." );
getLatestSizzle( function( latest ) {
var match = rversion.exec( fs.readFileSync( sizzleLoc, "utf8" ) ),
version = match ? match[ 1 ] : "Not Found";
if ( version !== latest ) {
// colors is inherited from jquery-release
console.log(
"The Sizzle version in the src folder (" + chalk.red( version ) +
") is not the latest tag (" + chalk.green( latest ) + ")."
);
Release.confirm( callback );
} else {
console.log( "Sizzle is latest (" + chalk.green( latest ) + ")" );
callback();
}
} );
}
module.exports = ensureSizzle;
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