#127 workaround for GWT issues preventing strict mode

kieler · Jun 20, 2021 · 816b7e9 · 816b7e9
1 parent 7a7ec9b
commit 816b7e9
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/src/java/org/eclipse/elk/js/linker/NodeJsModuleLinker.java b/src/java/org/eclipse/elk/js/linker/NodeJsModuleLinker.java
@@ -40,6 +40,8 @@ public ArtifactSet link(final TreeLogger logger, final LinkerContext context,
         // get the generated javascript
         String[] javaScript = result.getJavaScript();
 
+        out.print("'use strict';");
+        out.newline();
         // create dummies for several things requested by gwt
         out.newline();
         out.print("// -------------- ");
@@ -68,6 +70,20 @@ public ArtifactSet link(final TreeLogger logger, final LinkerContext context,
         out.print("    $moduleBase;");
         out.newline();
         out.newline();
+
+        // Workaround for strict mode, see #127
+        out.print("// -------------- ");
+        out.print("   WORKAROUND STRICT MODE, SEE #127 ");
+        out.print("   -------------- ");
+        out.newline();
+        if (context.isOutputCompact()) {
+            out.print("var g, i, o;");
+        } else {
+            out.print("var _xblockexpression;");
+        }
+        out.newline();
+        out.newline();
+
         out.print("// -------------- ");
         out.print("   GENERATED CODE ");
         out.print("   -------------- ");