fix input argument

treat it in the same way as argv._ - use `input` only if no
non-hyphenated options are passed, and transform it through `globby`

fixes postcss#7
fixes postcss#4

Author: pirxpilot

Makefile

@@ -3,7 +3,7 @@ all: clean lint test
 lint:
 	./node_modules/.bin/jshint *.js
 
-TESTS = opts source-maps source-maps-file stdout stdin config config-all js-config js-config-all invalid warning
+TESTS = opts source-maps source-maps-file stdout stdin config config-all config-wildcard js-config js-config-all invalid warning
 
 
 DIFF = diff -q
@@ -80,6 +80,10 @@ test/build/config-all.css: test/in.css
 	./bin/postcss -c test/config-all.json
 	$(DIFF) $@ $(subst build,ref,$@)
 
+test/build/config-wildcard.css: test/in.css
+	./bin/postcss -c test/config-wildcard.json
+	$(DIFF) $@ $(subst build,ref,$@)
+
 test/build/js-config.css: test/in.css
 	./bin/postcss -u postcss-url -c test/config.js -o $@ $<
 	$(DIFF) $@ $(subst build,ref,$@)

index.js

@@ -83,13 +83,11 @@ if (argv.use.indexOf("postcss-import") !== -1) {
   }
 }
 
-var inputFiles = globby.sync(argv._);
+var inputFiles = argv._.length ? argv._ : argv.input;
+inputFiles = globby.sync(inputFiles);
 if (!inputFiles.length) {
-  if (argv.input) {
-    inputFiles = Array.isArray(argv.input) ? argv.input : [argv.input];
-  } else { // use stdin if nothing else is specified
-    inputFiles = [undefined];
-  }
+  // use stdin if nothing else is specified
+  inputFiles = [undefined];
 }
 if (inputFiles.length > 1 && !argv.dir && !argv.replace) {
   throw 'Please specify either --replace or --dir [output directory] for your files';

test/config-wildcard.json

@@ -0,0 +1,8 @@
+{
+  "use": "postcss-url",
+  "input": "test/i?.css",
+  "output": "test/build/config-wildcard.css",
+  "postcss-url": {
+    "url": "inline"
+  }
+}

test/ref/config-wildcard.css

@@ -0,0 +1,4 @@
+body {
+  background: url(data:image/png;base64,bm90IHJlYWxseSBhbiBpbWFnZQo=);
+  display: flex;
+}