Typescript.build.js

// IMPORT
var fs = require('fs'),
	cmd = require('child_process').exec;


// VARS
var FILE_ENCODING = 'utf-8';
var EOL = '\n';

var config_file = process.argv[2];
var user_config_file = process.argv[3];
var filename = process.argv[4];

var commands_map = {
	"output_dir_path":"--outDir ",
	"concatenate_and_emit_output_file_path":"--out ",
	"source_files_root_path":"--sourceRoot ",
	"map_files_root_path":"--mapRoot ",
	"module_kind":"--module ",
	"allow_bool_synonym":"--allowbool",
	"allow_import_module_synonym":"--allowimportmodule",
	"generate_declaration":"--declaration",
	"no_implicit_any_warning":"--noImplicitAny",
	"skip_resolution_and_preprocessing":"--noResolve",
	"remove_comments_from_output":"--removeComments",
	"generate_source_map":"--sourcemap",
	"ecmascript_target":"--target "
};

var default_values = {
	"output_dir_path":"none",
	"concatenate_and_emit_output_file_path":"none",
	"source_files_root_path":"none",
	"map_files_root_path":"none",
	"module_kind":"none",
	"allow_bool_synonym":false,
	"allow_import_module_synonym":false,
	"generate_declaration":false,
	"no_implicit_any_warning":false,
	"skip_resolution_and_preprocessing":false,
	"remove_comments_from_output":false,
	"generate_source_map":false,
	"ecmascript_target":"ES3"
};


////////////////////////////////////////////////////////////////////////////////////////

if(fs.existsSync(user_config_file)) config_file = user_config_file;

var config =  JSON.parse(fs.readFileSync(config_file, FILE_ENCODING))['build_parameters'];

function build_commands(){
	var tsc = "";
	var commands = [];

	for (var option in config){
		if(default_values[option] != config[option] && option!=='pre_processing_commands' && option!=='post_processing_commands') {
			tsc += ' '+commands_map[option]+(default_values[option]!==false?config[option]:'');
		}
	}


	var i,
		pre_processing_commands = config['pre_processing_commands'],
		post_processing_commands = config['post_processing_commands'];

	for (i = 0; i < pre_processing_commands.length; i++) {
		commands[commands.length] = pre_processing_commands[i];
	}

	commands[commands.length] = 'tsc '+'"'+filename+'"'+tsc;

	for (i = 0; i < post_processing_commands.length; i++) {
		commands[commands.length] =post_processing_commands[i];
	}

	return commands;
}


var commands = build_commands();
var num_commands = commands.length;
var index = 0;

function exec(index){
	console.log('executing command : '+commands[index]);
	cmd(commands[index],function(err,stdout,stderr){
		if(stdout!==null && stdout!=='') console.log(stdout);
		if(stderr!==null && stderr!=='') console.log(stderr);
		if(index+1<num_commands) exec(index+1);
	});
}

console.log('T3S building ... '+commands+'\n');
exec(0);

////////////////////////////////////////////////////////////////////////////////////////