Added error propagation and project fixes

.travis.yml

@@ -1,9 +1,6 @@
+osx_image: xcode9.2
 language: objective-c
 before_script:
     - export LANG=en_US.UTF-8
-before_install:
-    - brew update
-    - brew uninstall xctool
-    - brew install xctool
 script:
-    - xctool -project KiteJSONValidator.xcodeproj -scheme KiteJSONValidatorTests -sdk iphonesimulator test ONLY_ACTIVE_ARCH=NO
+    - set -o pipefail && xcodebuild clean test -project KiteJSONValidator.xcodeproj -scheme KiteJSONValidatorTests -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone 6,OS=11.2' ONLY_ACTIVE_ARCH=NO | xcpretty

KiteJSONValidator.podspec

@@ -15,9 +15,9 @@ Pod::Spec.new do |s|
   s.homepage     = "https://github.com/samskiter/KiteJSONValidator"
   s.license      = "MIT"
   s.authors       = { "Sam Duke" => "samskiter@users.noreply.github.com" }
-  s.version      = "0.2.2"
-  s.source       = { :git => "https://github.com/samskiter/KiteJSONValidator.git", :tag => "v#{s.version}"}
-  s.platform     = :ios, '7.0'
+  s.version      = "0.2.3"
+  s.source       = { :git => "https://github.com/samskiter/KiteJSONValidator.git", :tag => "v#{s.version}" }
+  s.platforms    = { :ios => '7.0', :osx => '10.9' }
   s.requires_arc = true
   s.source_files = "Sources/*.{h,m}"
   s.xcconfig     = {

KiteJSONValidator.xcodeproj/project.pbxproj

@@ -204,7 +204,7 @@
 			isa = PBXProject;
 			attributes = {
 				CLASSPREFIX = Kite;
-				LastUpgradeCheck = 0610;
+				LastUpgradeCheck = 0920;
 				ORGANIZATIONNAME = KiteJSONValidator;
 			};
 			buildConfigurationList = 67B6B112188C32E800E1630A /* Build configuration list for PBXProject "KiteJSONValidator" */;
@@ -301,6 +301,7 @@
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				COMBINE_HIDPI_IMAGES = YES;
 				INFOPLIST_FILE = "Resources/KiteJSONValidator-Info.plist";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.kitejsonvalidator.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = KiteJSONValidator;
 				SKIP_INSTALL = YES;
 				WRAPPER_EXTENSION = bundle;
@@ -313,6 +314,7 @@
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				COMBINE_HIDPI_IMAGES = YES;
 				INFOPLIST_FILE = "Resources/KiteJSONValidator-Info.plist";
+				PRODUCT_BUNDLE_IDENTIFIER = "com.kitejsonvalidator.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = KiteJSONValidator;
 				SKIP_INSTALL = YES;
 				WRAPPER_EXTENSION = bundle;
@@ -322,14 +324,36 @@
 		67B6B113188C32E800E1630A /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
 				CLANG_WARN_OBJC_IMPLICIT_ATOMIC_PROPERTIES = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_MISSING_PROPERTY_SYNTHESIS = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_MULTIPLE_DEFINITION_TYPES_FOR_SELECTOR = YES;
 				GCC_WARN_STRICT_SELECTOR_MATCH = YES;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos";
@@ -339,14 +363,35 @@
 		67B6B114188C32E800E1630A /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CLANG_WARN_BLOCK_CAPTURE_AUTORELEASING = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_COMMA = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
 				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
 				CLANG_WARN_OBJC_IMPLICIT_ATOMIC_PROPERTIES = YES;
+				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_MISSING_PROPERTY_SYNTHESIS = YES;
+				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
+				CLANG_WARN_STRICT_PROTOTYPES = YES;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_MULTIPLE_DEFINITION_TYPES_FOR_SELECTOR = YES;
 				GCC_WARN_STRICT_SELECTOR_MATCH = YES;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = "iphonesimulator iphoneos";
 			};
@@ -400,7 +445,8 @@
 				GCC_WARN_UNUSED_LABEL = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				PRODUCT_BUNDLE_IDENTIFIER = "samskiter.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				WRAPPER_EXTENSION = xctest;
 			};
@@ -448,7 +494,8 @@
 				GCC_WARN_UNUSED_LABEL = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				INFOPLIST_FILE = "Tests/Tests-Info.plist";
-				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				PRODUCT_BUNDLE_IDENTIFIER = "samskiter.${PRODUCT_NAME:rfc1034identifier}";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				VALIDATE_PRODUCT = YES;
 				WRAPPER_EXTENSION = xctest;

KiteJSONValidator.xcodeproj/xcshareddata/xcschemes/KiteJSONResources.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0610"
+   LastUpgradeVersion = "0920"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -23,21 +23,26 @@
       </BuildActionEntries>
    </BuildAction>
    <TestAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      buildConfiguration = "Debug">
+      language = ""
+      shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
       </Testables>
+      <AdditionalOptions>
+      </AdditionalOptions>
    </TestAction>
    <LaunchAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Debug"
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
       <MacroExpansion>
          <BuildableReference
@@ -52,10 +57,10 @@
       </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
+      buildConfiguration = "Release"
       shouldUseLaunchSchemeArgsEnv = "YES"
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Release"
       debugDocumentVersioning = "YES">
    </ProfileAction>
    <AnalyzeAction

KiteJSONValidator.xcodeproj/xcshareddata/xcschemes/KiteJSONValidatorTests.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0610"
+   LastUpgradeVersion = "0920"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -37,10 +37,11 @@
       </BuildActionEntries>
    </BuildAction>
    <TestAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      shouldUseLaunchSchemeArgsEnv = "YES"
-      buildConfiguration = "Debug">
+      language = ""
+      shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
             skipped = "NO">
@@ -53,15 +54,19 @@
             </BuildableReference>
          </TestableReference>
       </Testables>
+      <AdditionalOptions>
+      </AdditionalOptions>
    </TestAction>
    <LaunchAction
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Debug"
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
       allowLocationSimulation = "YES">
       <MacroExpansion>
          <BuildableReference
@@ -76,10 +81,10 @@
       </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
+      buildConfiguration = "Release"
       shouldUseLaunchSchemeArgsEnv = "YES"
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
-      buildConfiguration = "Release"
       debugDocumentVersioning = "YES">
    </ProfileAction>
    <AnalyzeAction

Resources/KiteJSONValidator-Info.plist

@@ -9,7 +9,7 @@
 	<key>CFBundleIconFile</key>
 	<string></string>
 	<key>CFBundleIdentifier</key>
-	<string>com.kitejsonvalidator.${PRODUCT_NAME:rfc1034identifier}</string>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>

Sources/KiteJSONValidator.h

@@ -8,11 +8,13 @@
 
 #import <Foundation/Foundation.h>
 
+NS_ASSUME_NONNULL_BEGIN
+
 @protocol KiteJSONSchemaRefDelegate;
 
 @interface KiteJSONValidator : NSObject
 
-@property (nonatomic, weak) id<KiteJSONSchemaRefDelegate> delegate;
+@property (nonatomic, weak, nullable) id<KiteJSONSchemaRefDelegate> delegate;
 
 /**
  Validates json against a draft4 schema.
@@ -22,9 +24,9 @@
  @param schemaData The draft4 JSON schema to validate against
  @return Whether the json is validated.
  */
--(BOOL)validateJSONData:(NSData*)jsonData withSchemaData:(NSData*)schemaData;
--(BOOL)validateJSONInstance:(id)json withSchema:(NSDictionary*)schema;
--(BOOL)validateJSONInstance:(id)json withSchemaData:(NSData*)schemaData;
+-(BOOL)validateJSONData:(NSData*)jsonData withSchemaData:(NSData*)schemaData error:(NSError **)error;
+-(BOOL)validateJSONInstance:(id)json withSchema:(NSDictionary*)schema error:(NSError **)error;
+-(BOOL)validateJSONInstance:(id)json withSchemaData:(NSData*)schemaData error:(NSError **)error;
 //TODO:add an interface to add a schema with a key, allowing a schema to only be validated once and then reused
 
 /**
@@ -35,7 +37,7 @@
 
  @return Whether the reference schema was successfully added.
  */
--(BOOL)addRefSchemaData:(NSData*)schemaData atURL:(NSURL*)url;
+-(BOOL)addRefSchemaData:(NSData*)schemaData atURL:(NSURL*)url error:(NSError **)error;
 
 /**
  Used for adding an ENTIRE document to the list of reference schemas - the URL should therefore be fragmentless.
@@ -46,7 +48,7 @@
 
  @return Whether the reference schema was successfully added.
  */
--(BOOL)addRefSchemaData:(NSData*)schemaData atURL:(NSURL*)url validateSchema:(BOOL)shouldValidateSchema;
+-(BOOL)addRefSchemaData:(NSData*)schemaData atURL:(NSURL*)url validateSchema:(BOOL)shouldValidateSchema error:(NSError **)error;
 
 /**
  Used for adding an ENTIRE document to the list of reference schemas - the URL should therefore be fragmentless.
@@ -56,7 +58,7 @@
 
  @return Whether the reference schema was successfully added.
  */
--(BOOL)addRefSchema:(NSDictionary*)schema atURL:(NSURL*)url;
+-(BOOL)addRefSchema:(NSDictionary*)schema atURL:(NSURL*)url error:(NSError **)error;
 
 /**
  Used for adding an ENTIRE document to the list of reference schemas - the URL should therefore be fragmentless.
@@ -67,13 +69,16 @@
 
  @return Whether the reference schema was successfully added.
  */
--(BOOL)addRefSchema:(NSDictionary *)schema atURL:(NSURL *)url validateSchema:(BOOL)shouldValidateSchema;
+-(BOOL)addRefSchema:(NSDictionary *)schema atURL:(NSURL *)url validateSchema:(BOOL)shouldValidateSchema error:(NSError **)error;
 
 @end
 
 @protocol KiteJSONSchemaRefDelegate <NSObject>
 
--(NSData*)schemaValidator:(KiteJSONValidator*)validator requiresSchemaDataForRefURL:(NSURL*)refURL;
--(NSDictionary*)schemaValidator:(KiteJSONValidator*)validator requiresSchemaForRefURL:(NSURL*)refURL;
+@optional
+-(nullable NSData*)schemaValidator:(KiteJSONValidator*)validator requiresSchemaDataForRefURL:(NSURL*)refURL;
+-(nullable NSDictionary*)schemaValidator:(KiteJSONValidator*)validator requiresSchemaForRefURL:(NSURL*)refURL;
 
 @end
+
+NS_ASSUME_NONNULL_END