		@@ -13,3 +13,3 @@ #!/usr/bin/env fibjs
		const pkgJson = require('../package.json')
		const cli = require('@fxjs/cli')(pkgJson.name)
		const cli = require('@fxjs/cli')('ftsc')

		@@ -21,14 +21,15 @@ const CWD = process.cwd()

		const runProgram = (fileNames, cmdLineOptions) => {
		const compilerOptions = util.pick(cmdLineOptions, [
		'noEmit',
		'project',
		'outDir'
		])
		const runProgram = (fileNames, compilerOptions, cmdLineOptions) => {
		const host = createCompilerHost(compilerOptions)

		if (!cmdLineOptions.project) cmdLineOptions.project = 'tsconfig.json'
		cmdLineOptions.project = fixNonAbsolutePath(cmdLineOptions.project, CWD)
		let parsedTSConfig
		// make compilerOptions.project absolute path.
		compilerOptions.project = fixNonAbsolutePath(compilerOptions.project \|\| 'tsconfig.json', CWD)

		const configParsedResult = ts.parseConfigFileTextToJson(cmdLineOptions.project, fs.readTextFile(cmdLineOptions.project))
		let tsconfigContent = JSON.stringify({})
		try {
		tsconfigContent = fs.readTextFile(compilerOptions.project)
		} catch (error) {}

		const configParsedResult = ts.parseConfigFileTextToJson(compilerOptions.project, tsconfigContent)

		@@ -42,3 +43,3 @@ if (configParsedResult.error)
		// TODO: learn about ts.ParsedTsConfig, why its real value is augument of its declartion(in types)
		const parsedTSConfig = ts.parseJsonConfigFileContent(
		parsedTSConfig = ts.parseJsonConfigFileContent(
		inputTSConfig,
		@@ -90,24 +91,58 @@ /* parseConfigHost */getParseConfigHost(host, CWD),

		cli
		.command('[...files]', 'source file')
		// @TODO: use tyepscript's built-in 18n resources.
		.option('--noEmit <noEmit>', 'Do not emit outputs.', {
		default: false
		const topCmd = cli
		.command('[...files]', 'source files', {
		allowUnknownOptions: true
		})
		.option('-p, --project <project>', 'tsconfig.json path', {
		default: path.resolve(CWD, './tsconfig.json')
		})
		.option('--outDir [target]', 'output target', {
		default: path.resolve(CWD)
		})

		/**
		* cmd options to be supported in the future.
		*
		* - [ ] ts.optionsForWatch
		* - [x] ts.optionDeclarations
		* - [ ] ts.transpileOptionValueCompilerOptions
		* - [ ] ts.buildOpts
		*/
		ts.optionDeclarations.forEach(cmdOptionWithBuild => {
		if (cmdOptionWithBuild.name === 'help') return ;
		if (cmdOptionWithBuild.showInSimplifiedHelpView === false) return ;
		if (cmdOptionWithBuild.category && [
		ts.Diagnostics.Basic_Options,
		ts.Diagnostics.Command_line_Options,
		ts.Diagnostics.Advanced_Options,
		].indexOf(cmdOptionWithBuild.category) === -1) return ;

		topCmd.option([
		cmdOptionWithBuild.shortName ? `--${cmdOptionWithBuild.shortName} ` : '',
		`--${cmdOptionWithBuild.name} `,
		// `[XTS_${cmdOptionWithBuild.name}]`
		].filter(x => x).join(''), [
		/**
		* @what if cmdOptionWithBuild.type !== 'string' but cmdOptionWithBuild.type is not empty, maybe it's ReturnType<ts.createMapFromTemplate()>
		*/
		cmdOptionWithBuild.type && typeof cmdOptionWithBuild.type === 'string' ? `( type: ${cmdOptionWithBuild.type.padEnd(7, ' ')} ) ` : '',
		cmdOptionWithBuild.description ? `TS: ${cmdOptionWithBuild.description.message}` : ''
		].filter(x => x).join(''))
		})

		topCmd
		// .option('--fib:cwd <fib_cwd>', 'just sample option', {
		// default: path.resolve(CWD)
		// })
		.action(function (files, cmdLineOptions) {
		if (!files.length) {
		console.log('[ftsc] getCwdFilenamesR()', getCwdFilenamesR());
		// by default, when no files input specified, ftsc use all ts(x) files at current directory as input.
		if (files.length) {
		// when files is not empty, use it as glob
		files = mm(getCwdFilenamesR(), files)
		} else {
		// if files empty, try to find all files with expected extentensions in CURRENT DIRECTORY
		files = mm(getCwdFilenamesR(), ['.ts', '.tsx'])
		}

		const parsedCommandLine = ts.parseCommandLine(process.argv.slice(2), fname => fs.readTextFile(fname))
		if (parsedCommandLine.errors.length)
		throw new Error(parsedCommandLine.errors[0].messageText)

		runProgram(files, cmdLineOptions)
		runProgram(files, parsedCommandLine.options, cmdLineOptions)
		})


		cli.help()
		@@ -114,0 +149,0 @@ cli.version(pkgJson.version)

bin/utils/arg_flags.js

		module.exports = {
		output: ['--out', '-o']
		}

bin/utils/err_code.js

@@ -0,0 +0,0 @@ const argFlags = require('./arg_flags')

core/_utils.js