From 66df474ca5100b9881e56f2bcfec858506abc925 Mon Sep 17 00:00:00 2001
From: Bruno Jouhier <bjouhier@gmail.com>
Date: Thu, 5 Nov 2015 10:53:08 +0100
Subject: [PATCH] fixed #297 - streamline not passing options to script

---
 lib/command.js | 90 ++++++++++++++++++++++++++++++++------------------
 1 file changed, 57 insertions(+), 33 deletions(-)

diff --git a/lib/command.js b/lib/command.js
index e71a6bc8..d6f9babc 100644
--- a/lib/command.js
+++ b/lib/command.js
@@ -18,36 +18,7 @@ var Module = require('module');
 function parseOptions(argv) {
 	var program = require('commander');
 
-	// process obsolete options first, we don't want them in the help
-	var args = argv.slice(0, 2);
-	argv.slice(2).forEach(function(arg) {
-		if (arg === '--cache') {
-		// ignore silently - cache is now on by default.
-		} else if (/^(-l(m|i|p)|--(lines-(mark|ignore|preserve)|standalone|fast|old-style-future|promise|cb|aggressive))$/.test(arg)) {
-			util.warn('obsolete option ignored: ' + arg);
-			return;
-		} else if (arg === '--map') {
-			util.warn('obsolete option: --map, use -s or --source-maps instead');
-			args.push('--source-maps');
-			return;
-		} else if (arg === '--source-map') {
-			util.warn('obsolete option: --source-map, use --source-map-target instead');
-			args.push('--source-map-target');
-		} else if (/^--(fibers|generators)$/.test(arg)) {
-			util.warn('obsolete option: ' + arg + ', use --runtime ' + arg.substring(2) + ' instead');
-			args.push('--runtime');
-			args.push(arg.substring(2));
-		} else if (/^(-o|--output-dir)$/.test(arg)) {
-			util.warn('obsolete option: ' + arg + ', use -d or --out-dir instead');
-			args.push('-d');
-		} else if (arg === '-v') {
-			util.warn('obsolete option: -v, verbose is on by default, use -q to turn it off');
-		} else {
-			args.push(arg);
-		}
-	});
-
-	var options = program.version(require('../package').version, '-v, --version')
+	var prog = program.version(require('../package').version, '-v, --version')
 		.usage('[options] [script] [arguments]')
 		.option('-c, --compile', "compile [script] files and save as *.js files")
 		.option('-d, --out-dir <dir>', "save compiled .js files in the given directory")
@@ -55,11 +26,64 @@ function parseOptions(argv) {
 		.option('--cache-dir <dir>', "sets the cache directory")
 		.option('-f, --force', "force transformation (even if found in cache)")
 		.option('--runtime <name>', "target runtime")
-		.option('-s, --source-maps [true|false|inline|both]', "(see babel)", /^(true|false|inline|both)$/)
+		.option('-s, --source-maps <true|false|inline|both>', "(see babel)", /^(true|false|inline|both)$/)
 		.option('--source-map-target <file>', "output file for source map")
 		.option('-q, --quiet', "don't log")
-		.option('--preload <modules>', "hook to preload a specified list of modules (comma-separated)")
-		.parse(argv); // commander skips 2 first args, not just first one.
+		.option('--preload <modules>', "hook to preload a specified list of modules (comma-separated)");
+
+	// Arguments that follow the script or filename should not be intercepted by commander but passed
+	// verbatim to the script (https://github.com/Sage/streamlinejs/issues/297)
+	// There may be a clever way to do this with commander but the following hack should do for now
+	// I'm handling compat in the same loop to cut correctly if script accepts obsolete streamline options (-o for ex).
+	// commander skips 2 first args, not just first one.
+	var args = argv.slice(0, 2);
+	var cut = 2;
+	while (cut < argv.length) {
+		var arg = argv[cut];
+		if (arg[0] !== '-') break;
+		cut++;
+		var opt = prog.options.filter(function(o) {
+			return o.short === arg || o.long === arg;
+		})[0];
+		if (opt) {
+			args.push(arg);
+			if (opt.flags.indexOf('<') >= 0 && cut < argv.length) {
+				args.push(argv[cut++]);
+			}
+		} else {
+			// handle compat options
+			if (arg === '--cache') {
+				// ignore silently - cache is now on by default.
+			} else if (/^(-l(m|i|p)|--(lines-(mark|ignore|preserve)|standalone|fast|old-style-future|promise|cb|aggressive))$/.test(arg)) {
+				util.warn('obsolete option ignored: ' + arg);
+				return;
+			} else if (arg === '--map') {
+				util.warn('obsolete option: --map, use -s or --source-maps instead');
+				args.push('--source-maps');
+				args.push('true');
+				return;
+			} else if (arg === '--source-map') {
+				util.warn('obsolete option: --source-map, use --source-map-target instead');
+				args.push('--source-map-target');
+			} else if (/^--(fibers|generators)$/.test(arg)) {
+				util.warn('obsolete option: ' + arg + ', use --runtime ' + arg.substring(2) + ' instead');
+				args.push('--runtime');
+				args.push(arg.substring(2));
+			} else if (/^(-o|--output-dir)$/.test(arg)) {
+				util.warn('obsolete option: ' + arg + ', use -d or --out-dir instead');
+				args.push('-d');
+				if (cut < argv.length) args.push(argv[cut++]);
+			} else if (arg === '-v') {
+				util.warn('obsolete option: -v, verbose is on by default, use -q to turn it off');
+			} else {
+				// push invalid option - commander will deal with it
+				args.push(arg);
+			}
+		}
+	}
+		
+	var options = prog.parse(args);
+	options.args = options.args.concat(argv.slice(cut));
 
 	options = Object.keys(options).filter(function(opt) {
 		return !/^([A-Z]|_)/.test(opt);