[Swift] Add -debug-prefix-map to map source file (#37)

airbnb · Sep 30, 2021 · 2256a69 · 2256a69
1 parent 7d20e50
commit 2256a69
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/com/facebook/buck/swift/SwiftCompile.java b/src/com/facebook/buck/swift/SwiftCompile.java
@@ -315,7 +315,9 @@ private SwiftCompileStep makeCompileStep(SourcePathResolverAdapter resolver) {
         "-emit-objc-header-path",
         headerPath.toString(),
         "-o",
-        objectFilePath.toString());
+        objectFilePath.toString(),
+        "-debug-prefix-map",
+        String.format("%s=.", getProjectFilesystem().getRootPath()));
 
     if (shouldEmitSwiftdocs) {
       compilerCommand.add("-emit-module-doc", "-emit-module-doc-path", swiftdocPath.toString());