#!/usr/bin/env node
'use strict';

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var fs = require('fs');
var require$$0 = _interopDefault(require('module'));
var require$$1 = _interopDefault(require('path'));
var sourceMapSupport = require('source-map-support');

function createCommonjsModule(fn, module) {
	return module = { exports: {} }, fn(module, module.exports), module.exports;
}

var index = createCommonjsModule(function (module) {
module.exports = function (args, opts) {
    if (!opts) opts = {};
    
    var flags = { bools : {}, strings : {}, unknownFn: null };

    if (typeof opts['unknown'] === 'function') {
        flags.unknownFn = opts['unknown'];
    }

    if (typeof opts['boolean'] === 'boolean' && opts['boolean']) {
      flags.allBools = true;
    } else {
      [].concat(opts['boolean']).filter(Boolean).forEach(function (key) {
          flags.bools[key] = true;
      });
    }
    
    var aliases = {};
    Object.keys(opts.alias || {}).forEach(function (key) {
        aliases[key] = [].concat(opts.alias[key]);
        aliases[key].forEach(function (x) {
            aliases[x] = [key].concat(aliases[key].filter(function (y) {
                return x !== y;
            }));
        });
    });

    [].concat(opts.string).filter(Boolean).forEach(function (key) {
        flags.strings[key] = true;
        if (aliases[key]) {
            flags.strings[aliases[key]] = true;
        }
     });

    var defaults = opts['default'] || {};
    
    var argv = { _ : [] };
    Object.keys(flags.bools).forEach(function (key) {
        setArg(key, defaults[key] === undefined ? false : defaults[key]);
    });
    
    var notFlags = [];

    if (args.indexOf('--') !== -1) {
        notFlags = args.slice(args.indexOf('--')+1);
        args = args.slice(0, args.indexOf('--'));
    }

    function argDefined(key, arg) {
        return (flags.allBools && /^--[^=]+$/.test(arg)) ||
            flags.strings[key] || flags.bools[key] || aliases[key];
    }

    function setArg (key, val, arg) {
        if (arg && flags.unknownFn && !argDefined(key, arg)) {
            if (flags.unknownFn(arg) === false) return;
        }

        var value = !flags.strings[key] && isNumber(val)
            ? Number(val) : val
        ;
        setKey(argv, key.split('.'), value);
        
        (aliases[key] || []).forEach(function (x) {
            setKey(argv, x.split('.'), value);
        });
    }

    function setKey (obj, keys, value) {
        var o = obj;
        keys.slice(0,-1).forEach(function (key) {
            if (o[key] === undefined) o[key] = {};
            o = o[key];
        });

        var key = keys[keys.length - 1];
        if (o[key] === undefined || flags.bools[key] || typeof o[key] === 'boolean') {
            o[key] = value;
        }
        else if (Array.isArray(o[key])) {
            o[key].push(value);
        }
        else {
            o[key] = [ o[key], value ];
        }
    }
    
    function aliasIsBoolean(key) {
      return aliases[key].some(function (x) {
          return flags.bools[x];
      });
    }

    for (var i = 0; i < args.length; i++) {
        var arg = args[i];
        
        if (/^--.+=/.test(arg)) {
            // Using [\s\S] instead of . because js doesn't support the
            // 'dotall' regex modifier. See:
            // http://stackoverflow.com/a/1068308/13216
            var m = arg.match(/^--([^=]+)=([\s\S]*)$/);
            var key = m[1];
            var value = m[2];
            if (flags.bools[key]) {
                value = value !== 'false';
            }
            setArg(key, value, arg);
        }
        else if (/^--no-.+/.test(arg)) {
            var key = arg.match(/^--no-(.+)/)[1];
            setArg(key, false, arg);
        }
        else if (/^--.+/.test(arg)) {
            var key = arg.match(/^--(.+)/)[1];
            var next = args[i + 1];
            if (next !== undefined && !/^-/.test(next)
            && !flags.bools[key]
            && !flags.allBools
            && (aliases[key] ? !aliasIsBoolean(key) : true)) {
                setArg(key, next, arg);
                i++;
            }
            else if (/^(true|false)$/.test(next)) {
                setArg(key, next === 'true', arg);
                i++;
            }
            else {
                setArg(key, flags.strings[key] ? '' : true, arg);
            }
        }
        else if (/^-[^-]+/.test(arg)) {
            var letters = arg.slice(1,-1).split('');
            
            var broken = false;
            for (var j = 0; j < letters.length; j++) {
                var next = arg.slice(j+2);
                
                if (next === '-') {
                    setArg(letters[j], next, arg)
                    continue;
                }
                
                if (/[A-Za-z]/.test(letters[j]) && /=/.test(next)) {
                    setArg(letters[j], next.split('=')[1], arg);
                    broken = true;
                    break;
                }
                
                if (/[A-Za-z]/.test(letters[j])
                && /-?\d+(\.\d*)?(e-?\d+)?$/.test(next)) {
                    setArg(letters[j], next, arg);
                    broken = true;
                    break;
                }
                
                if (letters[j+1] && letters[j+1].match(/\W/)) {
                    setArg(letters[j], arg.slice(j+2), arg);
                    broken = true;
                    break;
                }
                else {
                    setArg(letters[j], flags.strings[letters[j]] ? '' : true, arg);
                }
            }
            
            var key = arg.slice(-1)[0];
            if (!broken && key !== '-') {
                if (args[i+1] && !/^(-|--)[^-]/.test(args[i+1])
                && !flags.bools[key]
                && (aliases[key] ? !aliasIsBoolean(key) : true)) {
                    setArg(key, args[i+1], arg);
                    i++;
                }
                else if (args[i+1] && /true|false/.test(args[i+1])) {
                    setArg(key, args[i+1] === 'true', arg);
                    i++;
                }
                else {
                    setArg(key, flags.strings[key] ? '' : true, arg);
                }
            }
        }
        else {
            if (!flags.unknownFn || flags.unknownFn(arg) !== false) {
                argv._.push(
                    flags.strings['_'] || !isNumber(arg) ? arg : Number(arg)
                );
            }
            if (opts.stopEarly) {
                argv._.push.apply(argv._, args.slice(i + 1));
                break;
            }
        }
    }
    
    Object.keys(defaults).forEach(function (key) {
        if (!hasKey(argv, key.split('.'))) {
            setKey(argv, key.split('.'), defaults[key]);
            
            (aliases[key] || []).forEach(function (x) {
                setKey(argv, x.split('.'), defaults[key]);
            });
        }
    });
    
    if (opts['--']) {
        argv['--'] = new Array();
        notFlags.forEach(function(key) {
            argv['--'].push(key);
        });
    }
    else {
        notFlags.forEach(function(key) {
            argv._.push(key);
        });
    }

    return argv;
};

function hasKey (obj, keys) {
    var o = obj;
    keys.slice(0,-1).forEach(function (key) {
        o = (o[key] || {});
    });

    var key = keys[keys.length - 1];
    return key in o;
}

function isNumber (x) {
    if (typeof x === 'number') return true;
    if (/^0x[0-9a-f]+$/i.test(x)) return true;
    return /^[-+]?(?:\d+(?:\.\d*)?|\.\d+)(e[-+]?\d+)?$/.test(x);
}
});

var minimist = (index && typeof index === 'object' && 'default' in index ? index['default'] : index);

var help = "rollup version __VERSION__\n=====================================\n\nUsage: rollup [options] <entry file>\n\nBasic options:\n\n-v, --version            Show version number\n-h, --help               Show this help message\n-c, --config             Use this config file (if argument is used but value\n                           is unspecified, defaults to rollup.config.js)\n-w, --watch              Watch files in bundle and rebuild on changes\n-i, --input              Input (alternative to <entry file>)\n-o, --output <output>    Output (if absent, prints to stdout)\n-f, --format [es6]       Type of output (amd, cjs, es6, iife, umd)\n-e, --external           Comma-separate list of module IDs to exclude\n-g, --globals            Comma-separate list of `module ID:Global` pairs\n                            Any module IDs defined here are added to external\n-n, --name               Name for UMD export\n-u, --id                 ID for AMD module (default is anonymous)\n-m, --sourcemap          Generate sourcemap (`-m inline` for inline map)\n--no-strict              Don't emit a `\"use strict\";` in the generated modules.\n--no-indent              Don't indent result\n--environment <values>   Settings passed to config file (see example)\n--no-conflict            Generate a noConflict method for UMD globals\n--intro                  Content to insert at top of bundle (inside wrapper)\n--outro                  Content to insert at end of bundle (inside wrapper)\n--banner                 Content to insert at top of bundle (outside wrapper)\n--footer                 Content to insert at end of bundle (outside wrapper)\n\nExamples:\n\n# use settings in config file\nrollup -c\n\n# in config file, process.env.INCLUDE_DEPS === 'true'\n# and process.env.BUILD === 'production'\nrollup -c --environment INCLUDE_DEPS,BUILD:production\n\n# create CommonJS bundle.js from src/main.js\nrollup --format=cjs --output=bundle.js -- src/main.js\n\n# create self-executing IIFE using `window.jQuery`\n# and `window._` as external globals\nrollup -f iife --globals jquery:jQuery,lodash:_ \\\n  -i src/app.js -o build/app.js -m build/app.js.map\n\nNotes:\n\n* When piping to stdout, only inline sourcemaps are permitted\n\nFor more information visit https://github.com/rollup/rollup/wiki\n";

var version = "0.33.2";

var index$1 = createCommonjsModule(function (module) {
/*
relative require
*/'use strict';

var path = require$$1;
var Module = require$$0;

var modules = {};

var getModule = function(dir) {
  var rootPath = dir ? path.resolve(dir) : process.cwd();
  var rootName = path.join(rootPath, '@root');
  var root = modules[rootName];
  if (!root) {
    root = new Module(rootName);
    root.filename = rootName;
    root.paths = Module._nodeModulePaths(rootPath);
    modules[rootName] = root;
  }
  return root;
};

var requireRelative = function(requested, relativeTo) {
  var root = getModule(relativeTo);
  return root.require(requested);
};

requireRelative.resolve = function(requested, relativeTo) {
  var root = getModule(relativeTo);
  return Module._resolveFilename(requested, root);
};

module.exports = requireRelative;
});

var relative = (index$1 && typeof index$1 === 'object' && 'default' in index$1 ? index$1['default'] : index$1);

var index$4 = createCommonjsModule(function (module) {
'use strict';
var argv = process.argv;

var terminator = argv.indexOf('--');
var hasFlag = function (flag) {
	flag = '--' + flag;
	var pos = argv.indexOf(flag);
	return pos !== -1 && (terminator !== -1 ? pos < terminator : true);
};

module.exports = (function () {
	if ('FORCE_COLOR' in process.env) {
		return true;
	}

	if (hasFlag('no-color') ||
		hasFlag('no-colors') ||
		hasFlag('color=false')) {
		return false;
	}

	if (hasFlag('color') ||
		hasFlag('colors') ||
		hasFlag('color=true') ||
		hasFlag('color=always')) {
		return true;
	}

	if (process.stdout && !process.stdout.isTTY) {
		return false;
	}

	if (process.platform === 'win32') {
		return true;
	}

	if ('COLORTERM' in process.env) {
		return true;
	}

	if (process.env.TERM === 'dumb') {
		return false;
	}

	if (/^screen|^xterm|^vt100|color|ansi|cygwin|linux/i.test(process.env.TERM)) {
		return true;
	}

	return false;
})();
});

var require$$0$1 = (index$4 && typeof index$4 === 'object' && 'default' in index$4 ? index$4['default'] : index$4);

var index$6 = createCommonjsModule(function (module) {
'use strict';
module.exports = function () {
	return /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-ORZcf-nqry=><]/g;
};
});

var require$$0$2 = (index$6 && typeof index$6 === 'object' && 'default' in index$6 ? index$6['default'] : index$6);

var index$5 = createCommonjsModule(function (module) {
'use strict';
var ansiRegex = require$$0$2;
var re = new RegExp(ansiRegex().source); // remove the `g` flag
module.exports = re.test.bind(re);
});

var require$$1$1 = (index$5 && typeof index$5 === 'object' && 'default' in index$5 ? index$5['default'] : index$5);

var index$7 = createCommonjsModule(function (module) {
'use strict';
var ansiRegex = require$$0$2();

module.exports = function (str) {
	return typeof str === 'string' ? str.replace(ansiRegex, '') : str;
};
});

var require$$2 = (index$7 && typeof index$7 === 'object' && 'default' in index$7 ? index$7['default'] : index$7);

var index$8 = createCommonjsModule(function (module) {
'use strict';

function assembleStyles () {
	var styles = {
		modifiers: {
			reset: [0, 0],
			bold: [1, 22], // 21 isn't widely supported and 22 does the same thing
			dim: [2, 22],
			italic: [3, 23],
			underline: [4, 24],
			inverse: [7, 27],
			hidden: [8, 28],
			strikethrough: [9, 29]
		},
		colors: {
			black: [30, 39],
			red: [31, 39],
			green: [32, 39],
			yellow: [33, 39],
			blue: [34, 39],
			magenta: [35, 39],
			cyan: [36, 39],
			white: [37, 39],
			gray: [90, 39]
		},
		bgColors: {
			bgBlack: [40, 49],
			bgRed: [41, 49],
			bgGreen: [42, 49],
			bgYellow: [43, 49],
			bgBlue: [44, 49],
			bgMagenta: [45, 49],
			bgCyan: [46, 49],
			bgWhite: [47, 49]
		}
	};

	// fix humans
	styles.colors.grey = styles.colors.gray;

	Object.keys(styles).forEach(function (groupName) {
		var group = styles[groupName];

		Object.keys(group).forEach(function (styleName) {
			var style = group[styleName];

			styles[styleName] = group[styleName] = {
				open: '\u001b[' + style[0] + 'm',
				close: '\u001b[' + style[1] + 'm'
			};
		});

		Object.defineProperty(styles, groupName, {
			value: group,
			enumerable: false
		});
	});

	return styles;
}

Object.defineProperty(module, 'exports', {
	enumerable: true,
	get: assembleStyles
});
});

var require$$3 = (index$8 && typeof index$8 === 'object' && 'default' in index$8 ? index$8['default'] : index$8);

var index$9 = createCommonjsModule(function (module) {
'use strict';

var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g;

module.exports = function (str) {
	if (typeof str !== 'string') {
		throw new TypeError('Expected a string');
	}

	return str.replace(matchOperatorsRe, '\\$&');
};
});

var require$$4 = (index$9 && typeof index$9 === 'object' && 'default' in index$9 ? index$9['default'] : index$9);

var index$2 = createCommonjsModule(function (module) {
'use strict';
var escapeStringRegexp = require$$4;
var ansiStyles = require$$3;
var stripAnsi = require$$2;
var hasAnsi = require$$1$1;
var supportsColor = require$$0$1;
var defineProps = Object.defineProperties;
var isSimpleWindowsTerm = process.platform === 'win32' && !/^xterm/i.test(process.env.TERM);

function Chalk(options) {
	// detect mode if not set manually
	this.enabled = !options || options.enabled === undefined ? supportsColor : options.enabled;
}

// use bright blue on Windows as the normal blue color is illegible
if (isSimpleWindowsTerm) {
	ansiStyles.blue.open = '\u001b[94m';
}

var styles = (function () {
	var ret = {};

	Object.keys(ansiStyles).forEach(function (key) {
		ansiStyles[key].closeRe = new RegExp(escapeStringRegexp(ansiStyles[key].close), 'g');

		ret[key] = {
			get: function () {
				return build.call(this, this._styles.concat(key));
			}
		};
	});

	return ret;
})();

var proto = defineProps(function chalk() {}, styles);

function build(_styles) {
	var builder = function () {
		return applyStyle.apply(builder, arguments);
	};

	builder._styles = _styles;
	builder.enabled = this.enabled;
	// __proto__ is used because we must return a function, but there is
	// no way to create a function with a different prototype.
	/* eslint-disable no-proto */
	builder.__proto__ = proto;

	return builder;
}

function applyStyle() {
	// support varags, but simply cast to string in case there's only one arg
	var args = arguments;
	var argsLen = args.length;
	var str = argsLen !== 0 && String(arguments[0]);

	if (argsLen > 1) {
		// don't slice `arguments`, it prevents v8 optimizations
		for (var a = 1; a < argsLen; a++) {
			str += ' ' + args[a];
		}
	}

	if (!this.enabled || !str) {
		return str;
	}

	var nestedStyles = this._styles;
	var i = nestedStyles.length;

	// Turns out that on Windows dimmed gray text becomes invisible in cmd.exe,
	// see https://github.com/chalk/chalk/issues/58
	// If we're on Windows and we're dealing with a gray color, temporarily make 'dim' a noop.
	var originalDim = ansiStyles.dim.open;
	if (isSimpleWindowsTerm && (nestedStyles.indexOf('gray') !== -1 || nestedStyles.indexOf('grey') !== -1)) {
		ansiStyles.dim.open = '';
	}

	while (i--) {
		var code = ansiStyles[nestedStyles[i]];

		// Replace any instances already present with a re-opening code
		// otherwise only the part of the string until said closing code
		// will be colored, and the rest will simply be 'plain'.
		str = code.open + str.replace(code.closeRe, code.open) + code.close;
	}

	// Reset the original 'dim' if we changed it to work around the Windows dimmed gray issue.
	ansiStyles.dim.open = originalDim;

	return str;
}

function init() {
	var ret = {};

	Object.keys(styles).forEach(function (name) {
		ret[name] = {
			get: function () {
				return build.call(this, [name]);
			}
		};
	});

	return ret;
}

defineProps(Chalk.prototype, init());

module.exports = new Chalk();
module.exports.styles = ansiStyles;
module.exports.hasColor = hasAnsi;
module.exports.stripColor = stripAnsi;
module.exports.supportsColor = supportsColor;
});

var red = index$2.red;
var cyan = index$2.cyan;
var grey = index$2.grey;

function stderr$1 ( msg ) {
	console.error( msg ); // eslint-disable-line no-console
}

var handlers = {
	MISSING_CONFIG: function () {
		stderr$1( red( 'Config file must export an options object. See https://github.com/rollup/rollup/wiki/Command-Line-Interface#using-a-config-file' ) );
	},

	MISSING_EXTERNAL_CONFIG: function (err) {
		stderr$1( red( ("Could not resolve config file " + (err.config)) ) );
	},

	MISSING_INPUT_OPTION: function () {
		stderr$1( red( 'You must specify an --input (-i) option' ) );
	},

	MISSING_OUTPUT_OPTION: function () {
		stderr$1( red( 'You must specify an --output (-o) option when creating a file with a sourcemap' ) );
	},

	MISSING_NAME: function () {
		stderr$1( red( 'You must supply a name for UMD exports (e.g. `--name myModule`)' ) );
	},

	PARSE_ERROR: function (err) {
		stderr$1( red( ("Error parsing " + (err.file) + ": " + (err.message)) ) );
	},

	ONE_AT_A_TIME: function () {
		stderr$1( red( 'rollup can only bundle one file at a time' ) );
	},

	DUPLICATE_IMPORT_OPTIONS: function () {
		stderr$1( red( 'use --input, or pass input path as argument' ) );
	},

	ROLLUP_WATCH_NOT_INSTALLED: function () {
		stderr$1( red( 'rollup --watch depends on the rollup-watch package, which could not be found. You can install it globally (recommended) with ' ) + cyan( 'npm install -g rollup-watch' ) );
	},

	WATCHER_MISSING_INPUT_OR_OUTPUT: function () {
		stderr$1( red( 'must specify --input and --output when using rollup --watch' ) );
	}
};

function handleError ( err, recover ) {
	var handler = handlers[ err && err.code ];

	if ( handler ) {
		handler( err );
	} else {
		stderr$1( red( err.message || err ) );

		if ( err.stack ) {
			stderr$1( grey( err.stack ) );
		}
	}

	stderr$1( ("Type " + (cyan( 'rollup --help' )) + " for help, or visit https://github.com/rollup/rollup/wiki") );

	if ( !recover ) process.exit( 1 );
}

var SOURCEMAPPING_URL = 'sourceMa';
SOURCEMAPPING_URL += 'ppingURL';

var SOURCEMAPPING_URL$1 = SOURCEMAPPING_URL;

var rollup = require( '../dist/rollup.js' ); sourceMapSupport.install();

// stderr to stderr to keep `rollup main.js > bundle.js` from breaking
var stderr = console.error.bind( console ); // eslint-disable-line no-console

function runRollup ( command ) {
	if ( command._.length > 1 ) {
		handleError({ code: 'ONE_AT_A_TIME' });
	}

	if ( command._.length === 1 ) {
		if ( command.input ) {
			handleError({ code: 'DUPLICATE_IMPORT_OPTIONS' });
		}

		command.input = command._[0];
	}

	if ( command.environment ) {
		command.environment.split( ',' ).forEach( function (pair) {
			var index = pair.indexOf( ':' );
			if ( ~index ) {
				process.env[ pair.slice( 0, index ) ] = pair.slice( index + 1 );
			} else {
				process.env[ pair ] = true;
			}
		});
	}

	var config = command.config === true ? 'rollup.config.js' : command.config;

	if ( config ) {
		if ( config.slice( 0, 5 ) === 'node:' ) {
			var pkgName = config.slice( 5 );
			try {
				config = relative.resolve( ("rollup-config-" + pkgName), process.cwd() );
			} catch ( err ) {
				try {
					config = relative.resolve( pkgName, process.cwd() );
				} catch ( err ) {
					if ( err.code === 'MODULE_NOT_FOUND' ) {
						handleError({ code: 'MISSING_EXTERNAL_CONFIG', config: config });
					}

					throw err;
				}
			}
		} else {
			// find real path of config so it matches what Node provides to callbacks in require.extensions
			config = fs.realpathSync( config );
		}

		rollup.rollup({
			entry: config,
			onwarn: function (message) {
				if ( /Treating .+ as external dependency/.test( message ) ) return;
				stderr( message );
			}
		}).then( function (bundle) {
			var ref = bundle.generate({
				format: 'cjs'
			});
			var code = ref.code;

			// temporarily override require
			var defaultLoader = require.extensions[ '.js' ];
			require.extensions[ '.js' ] = function ( m, filename ) {
				if ( filename === config ) {
					m._compile( code, filename );
				} else {
					defaultLoader( m, filename );
				}
			};

			try {
				var options = require( config );
				if ( Object.keys( options ).length === 0 ) {
					handleError({ code: 'MISSING_CONFIG' });
				}
				execute( options, command );
				require.extensions[ '.js' ] = defaultLoader;
			} catch ( err ) {
				handleError( err );
			}
		})
		.catch( stderr );
	} else {
		execute( {}, command );
	}
}

var equivalents = {
	useStrict: 'useStrict',
	banner: 'banner',
	footer: 'footer',
	format: 'format',
	globals: 'globals',
	id: 'moduleId',
	indent: 'indent',
	input: 'entry',
	intro: 'intro',
	name: 'moduleName',
	output: 'dest',
	outro: 'outro',
	sourcemap: 'sourceMap',
	treeshake: 'treeshake'
};

function execute ( options, command ) {
	var external;

	var commandExternal = ( command.external || '' ).split( ',' );
	var optionsExternal = options.external;

	if ( command.globals ) {
		var globals = Object.create( null );

		command.globals.split( ',' ).forEach( function (str) {
			var names = str.split( ':' );
			globals[ names[0] ] = names[1];

			// Add missing Module IDs to external.
			if ( commandExternal.indexOf( names[0] ) === -1 ) {
				commandExternal.push( names[0] );
			}
		});

		command.globals = globals;
	}

	if ( typeof optionsExternal === 'function' ) {
		external = function (id) {
			return optionsExternal( id ) || ~commandExternal.indexOf( id );
		};
	} else {
		external = ( optionsExternal || [] ).concat( commandExternal );
	}

	options.onwarn = options.onwarn || stderr;

	options.external = external;

	options.noConflict = command.conflict === false;
	delete command.conflict;

	// Use any options passed through the CLI as overrides.
	Object.keys( equivalents ).forEach( function (cliOption) {
		if ( command.hasOwnProperty( cliOption ) ) {
			options[ equivalents[ cliOption ] ] = command[ cliOption ];
		}
	});

	try {
		if ( command.watch ) {
			if ( !options.entry || ( !options.dest && !options.targets ) ) {
				handleError({ code: 'WATCHER_MISSING_INPUT_OR_OUTPUT' });
			}

			try {
				var watch = relative( 'rollup-watch', process.cwd() );
				var watcher = watch( rollup, options );

				watcher.on( 'event', function (event) {
					switch ( event.code ) {
						case 'STARTING':
							stderr( 'checking rollup-watch version...' );
							break;

						case 'BUILD_START':
							stderr( 'bundling...' );
							break;

						case 'BUILD_END':
							stderr( 'bundled in ' + event.duration + 'ms. Watching for changes...' );
							break;

						case 'ERROR':
							handleError( event.error, true );
							break;

						default:
							stderr( 'unknown event', event );
					}
				});
			} catch ( err ) {
				if ( err.code === 'MODULE_NOT_FOUND' ) {
					err.code = 'ROLLUP_WATCH_NOT_INSTALLED';
				}

				handleError( err );
			}
		} else {
			bundle( options ).catch( handleError );
		}
	} catch ( err ) {
		handleError( err );
	}
}

function clone ( object ) {
	return assign( {}, object );
}

function assign ( target, source ) {
	Object.keys( source ).forEach( function (key) {
		target[ key ] = source[ key ];
	});
	return target;
}

function bundle ( options ) {
	if ( !options.entry ) {
		handleError({ code: 'MISSING_INPUT_OPTION' });
	}

	return rollup.rollup( options ).then( function (bundle) {
		if ( options.dest ) {
			return bundle.write( options );
		}

		if ( options.targets ) {
			var result = null;

			options.targets.forEach( function (target) {
				result = bundle.write( assign( clone( options ), target ) );
			});

			return result;
		}

		if ( options.sourceMap && options.sourceMap !== 'inline' ) {
			handleError({ code: 'MISSING_OUTPUT_OPTION' });
		}

		var ref = bundle.generate( options );
		var code = ref.code;
		var map = ref.map;

		if ( options.sourceMap === 'inline' ) {
			code += "\n//# " + SOURCEMAPPING_URL$1 + "=" + (map.toUrl());
		}

		process.stdout.write( code );
	});
}

var command = minimist( process.argv.slice( 2 ), {
	alias: {
		// Aliases
		strict: 'useStrict',

		// Short options
		c: 'config',
		d: 'indent',
		e: 'external',
		f: 'format',
		g: 'globals',
		h: 'help',
		i: 'input',
		m: 'sourcemap',
		n: 'name',
		o: 'output',
		u: 'id',
		v: 'version',
		w: 'watch'
	}
});

if ( command.help || ( process.argv.length <= 2 && process.stdin.isTTY ) ) {
	console.log( ("\n" + (help.replace('__VERSION__', version)) + "\n") ); // eslint-disable-line no-console
}

else if ( command.version ) {
	console.log( ("rollup version " + version) ); // eslint-disable-line no-console
}

else {
	runRollup( command );
}