Update to Xcode 9.3

.circleci/config.yml

@@ -6,7 +6,7 @@ defaults:
       CIRCLE_TEST_REPORTS: /tmp/circleci-test-results
       BUNDLE_PATH: vendor/bundle
     macos:
-      xcode: "9.2.0"
+      xcode: "9.3.0"
     shell: /bin/bash --login -eo pipefail
   - &prepare-storage
     run:

.ruby-version

@@ -1 +1 @@
-ruby-2.4.2
+2.3.7

CHANGELOG.md

@@ -10,6 +10,20 @@
   [Ilya Puchka](https://github.com/ilyapuchka) 
   [#85](https://github.com/SwiftGen/StencilSwiftKit/pull/85)
 
+### Breaking Changes
+
+_None_
+
+### New Features
+
+_None_
+
+### Internal Changes
+
+* Updated to latest Xcode (9.3.0).  
+  [David Jennes](https://github.com/djbe) 
+  [#86](https://github.com/SwiftGen/StencilSwiftKit/pull/86)
+
 ## 2.5.0
 
 ### New Features

Gemfile.lock

@@ -48,7 +48,7 @@ GEM
     colored2 (3.1.2)
     concurrent-ruby (1.0.5)
     escape (0.0.4)
-    faraday (0.14.0)
+    faraday (0.15.0)
       multipart-post (>= 1.2, < 3)
     fourflusher (2.0.1)
     fuzzy_match (2.0.4)
@@ -64,14 +64,14 @@ GEM
     octokit (4.8.0)
       sawyer (~> 0.8.0, >= 0.5.3)
     parallel (1.12.1)
-    parser (2.5.0.5)
+    parser (2.5.1.0)
       ast (~> 2.4.0)
     powerpack (0.1.1)
     public_suffix (3.0.2)
     rainbow (3.0.0)
     rake (10.5.0)
     rouge (2.0.7)
-    rubocop (0.54.0)
+    rubocop (0.55.0)
       parallel (~> 1.10)
       parser (>= 2.5)
       powerpack (~> 0.1)
@@ -86,7 +86,7 @@ GEM
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    unicode-display_width (1.3.0)
+    unicode-display_width (1.3.2)
     xcodeproj (1.5.7)
       CFPropertyList (>= 2.3.3, < 4.0)
       atomos (~> 0.1.2)

Podfile.lock

@@ -26,6 +26,6 @@ SPEC CHECKSUMS:
   StencilSwiftKit: 6bad36133ce4dc2ef41728f35a5008e88e5fabf4
   SwiftLint: ce933681be10c3266e82576dad676fa815a602e9
 
-PODFILE CHECKSUM: 91d9757662443f93dea7d29530c891687e8c9248
+PODFILE CHECKSUM: 0bd9ec310bace9d5b62e785ea1fb74547c15074d
 
 COCOAPODS: 1.5.0

Sources/Filters+Strings.swift

@@ -87,11 +87,11 @@ extension Filters.Strings {
   /// e.g. "PeoplePicker" gives "peoplePicker" but "URLChooser" gives "urlChooser"
   static func lowerFirstWord(_ value: Any?) throws -> Any? {
     let string = try Filters.parseString(from: value)
-    let cs = CharacterSet.uppercaseLetters
+    let characterSet = CharacterSet.uppercaseLetters
     let scalars = string.unicodeScalars
     let start = scalars.startIndex
     var idx = start
-    while let scalar = UnicodeScalar(scalars[idx].value), cs.contains(scalar) && idx <= scalars.endIndex {
+    while let scalar = UnicodeScalar(scalars[idx].value), characterSet.contains(scalar) && idx <= scalars.endIndex {
       idx = scalars.index(after: idx)
     }
     if idx > scalars.index(after: start) && idx < scalars.endIndex,

Sources/SwiftIdentifier.swift

@@ -66,14 +66,8 @@ enum SwiftIdentifier {
     let mappedParts = parts.map { (string: String) -> String in
       // Can't use capitalizedString here because it will lowercase all letters after the first
       // e.g. "SomeNiceIdentifier".capitalizedString will because "Someniceidentifier" which is not what we want
-      let ns = NSString(string: string)
-      if ns.length > 0 {
-        let firstLetter = ns.substring(to: 1)
-        let rest = ns.substring(from: 1)
-        return firstLetter.uppercased() + rest
-      } else {
-        return ""
-      }
+      guard let first = string.unicodeScalars.first else { return string }
+      return String(first).uppercased() + String(string.unicodeScalars.dropFirst())
     }
 
     let result = mappedParts.joined(separator: replacement)

StencilSwiftKit.xcodeproj/project.pbxproj

@@ -194,7 +194,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0800;
-				LastUpgradeCheck = 0900;
+				LastUpgradeCheck = 0930;
 				ORGANIZATIONNAME = AliSoftware;
 				TargetAttributes = {
 					09A87B4F1BCCA2C600D9B9F5 = {
@@ -323,12 +323,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				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_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
@@ -375,12 +377,14 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				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_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;

StencilSwiftKit.xcodeproj/xcshareddata/xcschemes/Tests.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "0900"
+   LastUpgradeVersion = "0930"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -26,7 +26,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
          <TestableReference
@@ -47,7 +46,6 @@
       buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
-      language = ""
       launchStyle = "0"
       useCustomWorkingDirectory = "NO"
       ignoresPersistentStateOnLaunch = "NO"

StencilSwiftKit.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Tests/StencilSwiftKitTests/CallNodeTests.swift

@@ -38,7 +38,7 @@ class CallNodeTests: XCTestCase {
     }
 
     XCTAssertEqual(node.variableName, "myFunc")
-    let variables = node.arguments.flatMap { $0 as? FilterExpression }.flatMap { $0.variable }
+    let variables = node.arguments.compactMap { $0 as? FilterExpression }.compactMap { $0.variable }
     XCTAssertEqual(variables, [Variable("a"), Variable("b"), Variable("c")])
   }
 

Tests/StencilSwiftKitTests/TestsHelper.swift

@@ -19,9 +19,9 @@ private let koCode = (num: colorCode("fg127,127,127") + colorCode("bg127,0,0"),
 func diff(_ result: String, _ expected: String) -> String? {
   guard result != expected else { return nil }
   var firstDiff: Int? = nil
-  let nl = CharacterSet.newlines
-  let lhsLines = result.components(separatedBy: nl)
-  let rhsLines = expected.components(separatedBy: nl)
+  let newlines = CharacterSet.newlines
+  let lhsLines = result.components(separatedBy: newlines)
+  let rhsLines = expected.components(separatedBy: newlines)
 
   for (idx, pair) in zip(lhsLines, rhsLines).enumerated() where pair.0 != pair.1 {
     firstDiff = idx