better format

motivation: adjust format to xcode format

changes:
* update .swiftformat no-indent setting and run formatter
* update test generation script to match correct format

.swiftformat

@@ -8,5 +8,6 @@
 --patternlet inline
 --stripunusedargs unnamed-only
 --comments ignore
+--ifdef no-indent
 
 # rules

Sources/CoreMetrics/Locks.swift

@@ -27,9 +27,9 @@
 //===----------------------------------------------------------------------===//
 
 #if os(macOS) || os(iOS) || os(tvOS) || os(watchOS)
-    import Darwin
+import Darwin
 #else
-    import Glibc
+import Glibc
 #endif
 
 /// A threading lock based on `libpthread` instead of `libdispatch`.

Tests/LinuxMain.swift

@@ -23,10 +23,10 @@ import XCTest
 ///
 
 #if os(Linux) || os(FreeBSD)
-    @testable import MetricsTests
+@testable import MetricsTests
 
-    XCTMain([
+XCTMain([
-        testCase(MetricsExtensionsTests.allTests),
+    testCase(MetricsExtensionsTests.allTests),
-        testCase(MetricsTests.allTests),
+    testCase(MetricsTests.allTests),
-    ])
+])
 #endif

scripts/generate_linux_tests.rb

@@ -96,10 +96,10 @@ def createLinuxMain(testsDirectory, allTestSubDirectories, files)
 
     file.write "#if os(Linux) || os(FreeBSD)\n"
     for testSubDirectory in allTestSubDirectories.sort { |x, y| x <=> y }
-      file.write '    @testable import ' + testSubDirectory + "\n"
+      file.write '@testable import ' + testSubDirectory + "\n"
     end
     file.write "\n"
-    file.write "    XCTMain([\n"
+    file.write "XCTMain([\n"
 
     testCases = []
     for classes in files
@@ -109,9 +109,9 @@ def createLinuxMain(testsDirectory, allTestSubDirectories, files)
     end
 
     for testCase in testCases.sort { |x, y| x <=> y }
-      file.write '        testCase(' + testCase + ".allTests),\n"
+      file.write '    testCase(' + testCase + ".allTests),\n"
     end
-    file.write "    ])\n"
+    file.write "])\n"
     file.write "#endif\n"
   end
 end