Update CLI

Author: Planeshifter

lib/node_modules/@stdlib/utils/detect-weakmap-support/bin/cli

@@ -3,88 +3,30 @@
 
 // MODULES //
 
-var fs = require( 'fs' );
-var path = require( 'path' );
-var parseArgs = require( 'minimist' );
-var notifier = require( 'update-notifier' );
-var pkg = require( './../package.json' );
-var opts = require( './opts.json' );
+var resolve = require( 'path' ).resolve;
+var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+var CLI = require( '@stdlib/tools/cli' );
 var detect = require( './../lib' );
 
 
-// FUNCTIONS //
-
-/**
-* Performs initialization tasks.
-*
-* @private
-* @example
-* init();
-*/
-function init() {
-	var opts;
-
-	// Check if newer versions exist for this package:
-	opts = {
-		'pkg': pkg
-	};
-	notifier( opts ).notify();
-
-	// Set the process title to allow the process to be more easily identified:
-	process.title = pkg.name;
-	process.stdout.on( 'error', process.exit );
-} // end FUNCTION init()
-
-/**
-* Prints usage information.
-*
-* @private
-* @example
-* help();
-* // => '...'
-*/
-function help() {
-	var fpath = path.join( __dirname, 'usage.txt' );
-	fs.createReadStream( fpath )
-		.pipe( process.stdout )
-		.on( 'close', onClose );
-
-	function onClose() {
-		process.exit( 0 );
-	}
-} // end FUNCTION help()
+// MAIN //
 
 /**
-* Prints the package version.
+* Main execution sequence.
 *
 * @private
-* @example
-* version();
-* // => '#.#.#'
 */
-function version() {
-	var msg = pkg.version.toString()+'\n';
-	process.stdout.write( msg, 'utf8' );
-	process.exit( 0 );
-} // end FUNCTION version()
-
-
-// VARIABLES //
-
-var args;
-
-
-// MAIN //
-
-init();
-
-// Parse command-line arguments:
-args = parseArgs( process.argv.slice( 2 ), opts );
-
-if ( args.help ) {
-	return help();
-}
-if ( args.version ) {
-	return version();
-}
-console.log( detect() );
+function main() {
+	// Create a command-line interface:
+	var cli = new CLI({ // eslint-disable-line no-unused-vars
+		'pkg': require( './../package.json' ),
+		'options': require( './../etc/cli_opts.json' ),
+		'help': readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+			'encoding': 'utf8'
+		})
+	});
+
+	console.log( detect() ); // eslint-disable-line no-console
+} // end FUNCTION main()
+
+main();

lib/node_modules/@stdlib/utils/detect-weakmap-support/bin/usage.txt renamed to lib/node_modules/@stdlib/utils/detect-weakmap-support/docs/usage.txt

@@ -0,0 +1,144 @@
+'use strict';
+
+// MODULES //
+
+var resolve = require( 'path' ).resolve;
+var exec = require( 'child_process' ).exec;
+var tape = require( 'tape' );
+var IS_BROWSER = require( '@stdlib/assert/is-browser' );
+var IS_WINDOWS = require( '@stdlib/assert/is-windows' );
+var readFileSync = require( '@stdlib/fs/read-file' ).sync;
+
+
+// VARIABLES //
+
+var fpath = resolve( __dirname, '..', 'bin', 'cli' );
+var opts = {
+	'skip': IS_BROWSER || IS_WINDOWS
+};
+
+
+// FIXTURES //
+
+var PKG_VERSION = require( './../package.json' ).version;
+
+
+// TESTS //
+
+tape( 'command-line interface', function test( t ) {
+	t.ok( true, __filename );
+	t.end();
+});
+
+tape( 'when invoked with a `--help` flag, the command-line interface prints the help text to `stderr`', opts, function test( t ) {
+	var expected;
+	var cmd;
+
+	expected = readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+		'encoding': 'utf8'
+	});
+	cmd = [
+		process.execPath,
+		fpath,
+		'--help'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), expected+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `-h` flag, the command-line interface prints the help text to `stderr`', opts, function test( t ) {
+	var expected;
+	var cmd;
+
+	expected = readFileSync( resolve( __dirname, '..', 'docs', 'usage.txt' ), {
+		'encoding': 'utf8'
+	});
+	cmd = [
+		process.execPath,
+		fpath,
+		'-h'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), expected+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `--version` flag, the command-line interface prints the version to `stderr`', opts, function test( t ) {
+	var cmd = [
+		process.execPath,
+		fpath,
+		'--version'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), PKG_VERSION+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'when invoked with a `-V` flag, the command-line interface prints the version to `stderr`', opts, function test( t ) {
+	var cmd = [
+		process.execPath,
+		fpath,
+		'-V'
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			t.strictEqual( stdout.toString(), '', 'does not print to `stdout`' );
+			t.strictEqual( stderr.toString(), PKG_VERSION+'\n', 'expected value' );
+		}
+		t.end();
+	}
+});
+
+tape( 'the command-line interface prints either `true` or `false` to `stdout` indicating whether an environment provides native `WeakMap` support', opts, function test( t ) {
+	var cmd = [
+		process.execPath,
+		fpath
+	];
+
+	exec( cmd.join( ' ' ), done );
+
+	function done( error, stdout, stderr ) {
+		var str;
+		if ( error ) {
+			t.fail( error.message );
+		} else {
+			str = stdout.toString();
+			t.strictEqual( str === 'true\n' || str === 'false\n', true, 'prints either `true` or `false` to `stdout`' );
+			t.strictEqual( stderr.toString(), '', 'does not print to `stderr`' );
+		}
+		t.end();
+	}
+});