Don't trigger ClosingBraceRule across line breaks

Closes #592

CHANGELOG.md

@@ -18,6 +18,10 @@
   [Norio Nomura](https://github.com/norio-nomura)
   [#593](https://github.com/realm/SwiftLint/issues/593)
 
+* `ClosingBraceRule` no longer triggers across line breaks.  
+  [Josh Friend](https://github.com/joshfriend)
+  [#592](https://github.com/realm/SwiftLint/issues/592)
+
 ## 0.9.2: Multiple Exhaust Codes
 
 ##### Breaking

Source/SwiftLintFramework/Rules/ClosingBraceRule.swift

@@ -14,7 +14,7 @@ private let whitespaceAndNewlineCharacterSet = NSCharacterSet.whitespaceAndNewli
 extension File {
     private func violatingClosingBraceRanges() -> [NSRange] {
         return matchPattern(
-            "(\\}\\s+\\))",
+            "(\\}[ \\t]+\\))",
             excludingSyntaxKinds: SyntaxKind.commentAndStringKinds()
         )
     }
@@ -32,16 +32,19 @@ public struct ClosingBraceRule: CorrectableRule, ConfigurationProviderRule {
         description: "Closing brace with closing parenthesis " +
                      "should not have any whitespaces in the middle.",
         nonTriggeringExamples: [
-            "[].map({ })"
+            "[].map({ })",
+            "[].map(\n  { }\n)"
         ],
         triggeringExamples: [
-            "[].map({ ↓} )"
+            "[].map({ ↓} )",
+            "[].map({ }\t)"
         ],
         corrections: [
             "[].map({ } )\n": "[].map({ })\n"
         ]
     )
 
+
     public func validateFile(file: File) -> [StyleViolation] {
         return file.violatingClosingBraceRanges().map {
             StyleViolation(ruleDescription: self.dynamicType.description,