add back removed path methods for browser

browser/path.js

@@ -0,0 +1,80 @@
+export const absolutePath = /^(?:\/|(?:[A-Za-z]:)?[\\|\/])/;
+export const relativePath = /^\.?\.\//;
+
+export function isAbsolute ( path ) {
+	return absolutePath.test( path );
+}
+
+export function isRelative ( path ) {
+	return relativePath.test( path );
+}
+
+export function normalize ( path ) {
+	return path.replace( /\\/g, '/' );
+}
+
+export function basename ( path ) {
+	return path.split( /(\/|\\)/ ).pop();
+}
+
+export function dirname ( path ) {
+	const match = /(\/|\\)[^\/\\]*$/.exec( path );
+	if ( !match ) return '.';
+
+	const dir = path.slice( 0, -match[0].length );
+
+	// If `dir` is the empty string, we're at root.
+	return dir ? dir : '/';
+}
+
+export function extname ( path ) {
+	const match = /\.[^\.]+$/.exec( basename( path ) );
+	if ( !match ) return '';
+	return match[0];
+}
+
+export function relative ( from, to ) {
+	const fromParts = from.split( /[\/\\]/ ).filter( Boolean );
+	const toParts = to.split( /[\/\\]/ ).filter( Boolean );
+
+	while ( fromParts[0] && toParts[0] && fromParts[0] === toParts[0] ) {
+		fromParts.shift();
+		toParts.shift();
+	}
+
+	while ( toParts[0] === '.' || toParts[0] === '..' ) {
+		const toPart = toParts.shift();
+		if ( toPart === '..' ) {
+			fromParts.pop();
+		}
+	}
+
+	while ( fromParts.pop() ) {
+		toParts.unshift( '..' );
+	}
+
+	return toParts.join( '/' );
+}
+
+export function resolve ( ...paths ) {
+	let resolvedParts = paths.shift().split( /[\/\\]/ );
+
+	paths.forEach( path => {
+		if ( isAbsolute( path ) ) {
+			resolvedParts = path.split( /[\/\\]/ );
+		} else {
+			const parts = path.split( /[\/\\]/ );
+
+			while ( parts[0] === '.' || parts[0] === '..' ) {
+				const part = parts.shift();
+				if ( part === '..' ) {
+					resolvedParts.pop();
+				}
+			}
+
+			resolvedParts.push.apply( resolvedParts, parts );
+		}
+	});
+
+	return resolvedParts.join( '/' ); // TODO windows...
+}

rollup.config.browser.js

@@ -3,7 +3,8 @@ import config from './rollup.config.js';
 
 config.plugins.push({
 	load: function ( id ) {
-		if ( ~id.indexOf( 'fs.js' ) ) return readFileSync( 'browser/fs.js' ).toString();
+		if ( ~id.indexOf( 'fs.js' ) ) return readFileSync( 'browser/fs.js', 'utf-8' );
+		if ( ~id.indexOf( 'path.js' ) ) return readFileSync( 'browser/path.js', 'utf-8' );
 	}
 });
 

src/utils/path.js

@@ -1,5 +1,3 @@
-// TODO does this all work on windows?
-
 export const absolutePath = /^(?:\/|(?:[A-Za-z]:)?[\\|\/])/;
 export const relativePath = /^\.?\.\//;
 
@@ -15,4 +13,4 @@ export function normalize ( path ) {
 	return path.replace( /\\/g, '/' );
 }
 
-export { basename, dirname, extname, relative, resolve } from 'path';
+export * from 'path';