[Swift] Adds a format file and reformats the swift project (#6250)

* Formats files & adds licence

* Revert arrays

* Keeps array indentation as is

* Adds licence to code formatter

* Updates code generators

tests/FlatBuffers.Test.Swift/Tests/FlatBuffers.Test.SwiftTests/XCTestManifests.swift

@@ -1,93 +1,115 @@
+/*
+ * Copyright 2020 Google Inc. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #if !canImport(ObjectiveC)
 import XCTest
 
 extension FlatBuffersDoubleTests {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersDoubleTests = [
-        ("testCreateFinish", testCreateFinish),
-        ("testCreateFinishWithPrefix", testCreateFinishWithPrefix),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersDoubleTests = [
+    ("testCreateFinish", testCreateFinish),
+    ("testCreateFinishWithPrefix", testCreateFinishWithPrefix),
+  ]
 }
 
 extension FlatBuffersMonsterWriterTests {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersMonsterWriterTests = [
-        ("testCreateMonster", testCreateMonster),
-        ("testCreateMonsterPrefixed", testCreateMonsterPrefixed),
-        ("testCreateMonsterResizedBuffer", testCreateMonsterResizedBuffer),
-        ("testCreateMonsterUsingCreateMonsterMethodWithNilPos", testCreateMonsterUsingCreateMonsterMethodWithNilPos),
-        ("testCreateMonsterUsingCreateMonsterMethodWithPosX", testCreateMonsterUsingCreateMonsterMethodWithPosX),
-        ("testData", testData),
-        ("testReadFromOtherLanguages", testReadFromOtherLanguages),
-        ("testReadMonsterFromUnsafePointerWithoutCopying", testReadMonsterFromUnsafePointerWithoutCopying),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersMonsterWriterTests = [
+    ("testCreateMonster", testCreateMonster),
+    ("testCreateMonsterPrefixed", testCreateMonsterPrefixed),
+    ("testCreateMonsterResizedBuffer", testCreateMonsterResizedBuffer),
+    (
+      "testCreateMonsterUsingCreateMonsterMethodWithNilPos",
+      testCreateMonsterUsingCreateMonsterMethodWithNilPos),
+    (
+      "testCreateMonsterUsingCreateMonsterMethodWithPosX",
+      testCreateMonsterUsingCreateMonsterMethodWithPosX),
+    ("testData", testData),
+    ("testReadFromOtherLanguages", testReadFromOtherLanguages),
+    (
+      "testReadMonsterFromUnsafePointerWithoutCopying",
+      testReadMonsterFromUnsafePointerWithoutCopying),
+  ]
 }
 
 extension FlatBuffersStructsTests {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersStructsTests = [
-        ("testWritingAndMutatingBools", testWritingAndMutatingBools),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersStructsTests = [
+    ("testWritingAndMutatingBools", testWritingAndMutatingBools),
+  ]
 }
 
 extension FlatBuffersTests {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersTests = [
-        ("testCreateFinish", testCreateFinish),
-        ("testCreateFinishWithPrefix", testCreateFinishWithPrefix),
-        ("testCreateString", testCreateString),
-        ("testEndian", testEndian),
-        ("testOffset", testOffset),
-        ("testReadCountry", testReadCountry),
-        ("testStartTable", testStartTable),
-        ("testWriteNullableStrings", testWriteNullableStrings),
-        ("testWriteOptionalValues", testWriteOptionalValues),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersTests = [
+    ("testCreateFinish", testCreateFinish),
+    ("testCreateFinishWithPrefix", testCreateFinishWithPrefix),
+    ("testCreateString", testCreateString),
+    ("testEndian", testEndian),
+    ("testOffset", testOffset),
+    ("testReadCountry", testReadCountry),
+    ("testStartTable", testStartTable),
+    ("testWriteNullableStrings", testWriteNullableStrings),
+    ("testWriteOptionalValues", testWriteOptionalValues),
+  ]
 }
 
 extension FlatBuffersUnionTests {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersUnionTests = [
-        ("testCreateMonstor", testCreateMonstor),
-        ("testEndTableFinish", testEndTableFinish),
-        ("testEnumVector", testEnumVector),
-        ("testUnionVector", testUnionVector),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersUnionTests = [
+    ("testCreateMonstor", testCreateMonstor),
+    ("testEndTableFinish", testEndTableFinish),
+    ("testEnumVector", testEnumVector),
+    ("testUnionVector", testUnionVector),
+  ]
 }
 
 extension FlatBuffersVectors {
-    // DO NOT MODIFY: This is autogenerated, use:
-    //   `swift test --generate-linuxmain`
-    // to regenerate.
-    static let __allTests__FlatBuffersVectors = [
-        ("testCreateEmptyIntArray", testCreateEmptyIntArray),
-        ("testCreateIntArray", testCreateIntArray),
-        ("testCreateSharedStringVector", testCreateSharedStringVector),
-        ("testCreateVectorOfStrings", testCreateVectorOfStrings),
-        ("testCreatingTwoCountries", testCreatingTwoCountries),
-        ("testReadDoubleArray", testReadDoubleArray),
-        ("testReadInt32Array", testReadInt32Array),
-    ]
+  // DO NOT MODIFY: This is autogenerated, use:
+  //   `swift test --generate-linuxmain`
+  // to regenerate.
+  static let __allTests__FlatBuffersVectors = [
+    ("testCreateEmptyIntArray", testCreateEmptyIntArray),
+    ("testCreateIntArray", testCreateIntArray),
+    ("testCreateSharedStringVector", testCreateSharedStringVector),
+    ("testCreateVectorOfStrings", testCreateVectorOfStrings),
+    ("testCreatingTwoCountries", testCreatingTwoCountries),
+    ("testReadDoubleArray", testReadDoubleArray),
+    ("testReadInt32Array", testReadInt32Array),
+  ]
 }
 
 public func __allTests() -> [XCTestCaseEntry] {
-    return [
-        testCase(FlatBuffersDoubleTests.__allTests__FlatBuffersDoubleTests),
-        testCase(FlatBuffersMonsterWriterTests.__allTests__FlatBuffersMonsterWriterTests),
-        testCase(FlatBuffersStructsTests.__allTests__FlatBuffersStructsTests),
-        testCase(FlatBuffersTests.__allTests__FlatBuffersTests),
-        testCase(FlatBuffersUnionTests.__allTests__FlatBuffersUnionTests),
-        testCase(FlatBuffersVectors.__allTests__FlatBuffersVectors),
-    ]
+  [
+    testCase(FlatBuffersDoubleTests.__allTests__FlatBuffersDoubleTests),
+    testCase(FlatBuffersMonsterWriterTests.__allTests__FlatBuffersMonsterWriterTests),
+    testCase(FlatBuffersStructsTests.__allTests__FlatBuffersStructsTests),
+    testCase(FlatBuffersTests.__allTests__FlatBuffersTests),
+    testCase(FlatBuffersUnionTests.__allTests__FlatBuffersUnionTests),
+    testCase(FlatBuffersVectors.__allTests__FlatBuffersVectors),
+  ]
 }
 #endif