Better JSLint Error Messages Patch

Index: src/main/jmvc/steal/clean/clean.js
===================================================================
--- src/main/jmvc/steal/clean/clean.js	(revision 510)
+++ src/main/jmvc/steal/clean/clean.js	(working copy)
@@ -2,12 +2,18 @@
 // using with jslint: js steal/cleanjs path/to/file -jslint
 
 steal.plugins('steal/build').then('//steal/clean/beautify','//steal/clean/jslint','//steal/rhino/prompt', function(steal){
-	var lintAndPrint = function(out, predefined){
-		
+	var whitespace = function(c) {
+		var rv = '';
+		while (c--) {
+			rv+=' ';
+		}
+		return rv;
+	}
+	var lintAndPrint = function(fileName, out, predefined){
 
 		JSLINT(out,{devel: true, forin: true, browser: true, windows: true, rhino: true, predefined : predefined});
-		if(JSLINT.errors.length){
-			//var lines = out.split('\n'), line, error;
+		var errorCount = JSLINT.errors.length;
+		if(errorCount){
 			for(var i = 0; i < JSLINT.errors.length; i++){
 				error = JSLINT.errors[i];
 				if(!error.evidence){
@@ -15,13 +21,14 @@
 				}
 				line = error.evidence.replace(/\t/g,"     ");
 
-				print("    "+error.line+":<"+error.reason+">:"+error.character+"  "+
-					line.substring(Math.max(error.character-25, 0), 
-					   Math.min(error.character+25, line.length)).replace(/^\s+/,"")
-					
-					)
-				print(" ")
+				print(" ");
+				print(fileName+":"+error.line+": "+error.reason);
+				print("symbol: "+line.substring(Math.max(error.character-10, 0), Math.min(error.character+10, line.length)));
+				print("location: "+error.character);
+				print(line);
+				print(whitespace(error.character)+"^");
 			}
+			print (errorCount +" error"+(errorCount > 1 ? "s" : ""))
 		}
 		
 		var data  = JSLINT.data();
@@ -118,7 +125,7 @@
 				steal.File(url).save( out  )
 			}
 			if(options.jslint){
-				var errors = lintAndPrint(out, options.predefined || {});
+				var errors = lintAndPrint(url, out, options.predefined || {});
 				if(errors){
 					print("quiting because of JSLint Errors");
 					quit();
@@ -141,7 +148,7 @@
 					if(out == text){
 						print("C "+path);
 						if(options.jslint){
-							var errors = lintAndPrint(out, options.predefined || {});
+							var errors = lintAndPrint(url, out, options.predefined || {});
 							if(errors){
 								print("quiting because of JSLint Errors");
 								quit();
@@ -157,7 +164,7 @@
 							}
 							
 							if(options.jslint){
-								var errors = lintAndPrint(out, options.predefined || {});
+								var errors = lintAndPrint(url, out, options.predefined || {});
 								if(errors){
 									print("quiting because of JSLint Errors");
 									quit();