Fix jcommander specific parameter parsing - #11

detekt-cli/src/main/kotlin/io/gitlab/arturbosch/detekt/cli/Main.kt

@@ -17,7 +17,7 @@ class Main {
 	lateinit var project: Path
 
 	@Parameter(names = arrayOf("--filters", "-f"), description = "Path filters defined through regex with separator ';' (\".*test.*\").")
-	val filters: String? = null // Using a converter for List<PathFilter> resulted in a ClassCastException
+	var filters: String? = null // Using a converter for List<PathFilter> resulted in a ClassCastException
 
 	@Parameter(names = arrayOf("--config", "-c"), description = "Path to the config file (path/to/config.yml).",
 			converter = ExistingPathConverter::class)
@@ -32,16 +32,16 @@ class Main {
 	var reportDirectory: Path? = null
 
 	@Parameter(names = arrayOf("--rules", "-r"), description = "Extra paths to ruleset jars separated by ';'.")
-	val rules: String? = null
+	var rules: String? = null
 
 	@Parameter(names = arrayOf("--format"), description = "Enables formatting of source code. Cannot be used together with --config.")
-	val formatting: Boolean = false
+	var formatting: Boolean = false
 
 	@Parameter(names = arrayOf("--parallel"), description = "Enables parallel compilation of source files. Should only be used if the analyzing project has more than ~200 kotlin files.")
-	val parallel: Boolean = false
+	var parallel: Boolean = false
 
 	@Parameter(names = arrayOf("--useTabs"), description = "Tells the formatter that indentation with tabs are valid.")
-	val useTabs: Boolean = false
+	var useTabs: Boolean = false
 
 	@Parameter(names = arrayOf("--baseline", "-b"), description = "Treats current analysis findings as a smell baseline for further detekt runs. If a baseline xml file exists, only new code smells not in the baseline are printed in the console.")
 	var baseline: Boolean = false