[misc] Add Windows build

.github/workflows/tests.yml

@@ -21,9 +21,11 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ ubuntu-latest, macos-latest ]
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
 
     steps:
+      - name: Disable Git's autocrlf
+        run: git config --global core.autocrlf false
       - uses: actions/checkout@5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f # v2.3.4
         with:
           fetch-depth: 2

src/main/java/se/kth/spork/spoon/printer/SporkPrettyPrinter.java

@@ -47,6 +47,9 @@ public SporkPrettyPrinter(Environment env) {
         // instead of just String, it will print java.lang.String. Which isn't great.
         setIgnoreImplicit(false);
 
+        // TODO detect these values instead of setting unconditionally
+        printerHelper.setLineSeparator("\n");
+
         globalContentConflicts = DEFAULT_CONFLICT_MAP;
     }
 

src/main/kotlin/se/kth/spork/spoon/Parser.kt

@@ -13,6 +13,7 @@ import spoon.reflect.declaration.CtType
 import spoon.support.compiler.FileSystemFile
 import spoon.support.compiler.VirtualFile
 import java.io.IOException
+import java.nio.charset.StandardCharsets
 import java.nio.file.Files
 import java.nio.file.Path
 
@@ -60,6 +61,7 @@ object Parser {
         env.useTabulations(useTabs)
         env.setPrettyPrinterCreator { SporkPrettyPrinter(env) }
         env.noClasspath = true
+        env.encoding = StandardCharsets.UTF_8 // TODO detect instead of setting unconditionally
     }
 
     private fun parse(configureLauncher: (Launcher) -> Unit): CtModule {
@@ -115,7 +117,7 @@ object Parser {
      */
     fun read(path: Path): String {
         return try {
-            java.lang.String.join("\n", Files.readAllLines(path))
+            java.lang.String.join("\n", Files.readAllLines(path, StandardCharsets.UTF_8))
         } catch (e: IOException) {
             e.printStackTrace()
             throw RuntimeException("Error reading from $path")

src/test/java/se/kth/spork/Util.java

@@ -4,6 +4,7 @@
 import gumtree.spoon.builder.SpoonGumTreeBuilder;
 import java.io.File;
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -50,7 +51,7 @@ private static Stream<? extends Arguments> getArgumentSourcesStream(
     }
 
     public static String read(Path path) throws IOException {
-        return String.join("\n", Files.readAllLines(path));
+        return String.join("\n", Files.readAllLines(path, StandardCharsets.UTF_8));
     }
 
     public static ITree toGumTree(String clazz) {