further improvements

lib/resin-lint.coffee

@@ -69,7 +69,14 @@ lintCoffeeFiles = (files, config) ->
 	for file in files
 		source = read(file)
 		errorReport.lint(file, source, config)
-	return errorReport
+	errorReport
+
+	report = new reporter errorReport,
+		colorize: process.stdout.isTTY
+		quiet: false
+	report.publish()
+
+	return  errorReport.getExitCode()
 
 lintTsFiles = (files, config) ->
 	parsedConfig = tslint.Configuration.parseConfigFile(config)
@@ -80,35 +87,24 @@ lintTsFiles = (files, config) ->
 	for file in files
 		source = read(file)
 		linter.lint(file, source, parsedConfig)
-	return linter.getResult()
 
-runLint = (resinLintConfig, paths, config) ->
-	scripts = findFiles(resinLintConfig.extensions, paths)
+	errorReport = linter.getResult()
 
-	if resinLintConfig.lang is 'typescript'
-		errorReport = lintTsFiles(scripts, config)
+	console.log(linter.getResult().output)
 
-		console.log(errorReport.output)
+	return if errorReport.errorCount is 0 then 0 else 1
 
-		process.on 'exit', ->
-			process.exit(errorReport.errorCount > 0 : 1 : 0)
+runLint = (resinLintConfig, paths, config) ->
+	scripts = findFiles(resinLintConfig.extensions, paths)
 
-		return
+	if resinLintConfig.lang is 'typescript'
+		linterExitCode = lintTsFiles(scripts, config)
 
 	if resinLintConfig.lang is 'coffeescript'
-		errorReport = lintCoffeeFiles(scripts, config)
-
-		report = new reporter errorReport,
-			colorize: process.stdout.isTTY
-			quiet: false
-		report.publish()
-
-		process.on 'exit', ->
-			process.exit(errorReport.getExitCode())
-
-		return
+		linterExitCode = lintCoffeeFiles(scripts, config)
 
-	throw new Error("Language #{resinlintConfig.language} is not supported by resin-lint.")
+	process.on 'exit', ->
+		process.exit(linterExitCode)
 
 module.exports = (passed_params) ->
 	try