add support for amd options

Author: hanai

README.md

@@ -229,6 +229,8 @@ Options
 	--compress       Compress output using Terser
 	--strict         Enforce undefined global context and add "use strict"
 	--name           Specify name exposed in UMD and IIFE builds
+	--amd.id         ID for AMD module (default is anonymous)
+	--amd.define     Function to use in place of `define`
 	--cwd            Use an alternative working directory  (default .)
 	--sourcemap      Generate source map  (default true)
 	--raw            Show raw byte size  (default false)

src/index.js

@@ -457,6 +457,15 @@ function createConfig(options, entry, format, writeMeta) {
 		outputAliases['.'] = './' + basename(options.output);
 	}
 
+	let amd = {};
+	if (options['amd.id']) {
+		amd.id = options['amd.id'];
+	}
+
+	if (options['amd.define']) {
+		amd.define = options['amd.define'];
+	}
+
 	const moduleAliases = options.alias
 		? parseMappingArgumentAlias(options.alias)
 		: [];
@@ -707,6 +716,7 @@ function createConfig(options, entry, format, writeMeta) {
 		outputOptions: {
 			paths: outputAliases,
 			globals,
+			amd,
 			strict: options.strict === true,
 			legacy: true,
 			freeze: false,