Stop parsing the WORKSPACE file when a parse error is detected

Parsing was continuing and tried to load skylark extensions even
though an error was present in the WORKSPACE file.

Fixes #724

--
MOS_MIGRATED_REVID=111534382

1 files changed, 3 insertions, 2 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/WorkspaceFileFunction.java b/src/main/java/com/google/devtools/build/lib/skyframe/WorkspaceFileFunction.java
index 84db2d3c8f..08514baad9 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/WorkspaceFileFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/WorkspaceFileFunction.java
@@ -118,8 +118,9 @@ public class WorkspaceFileFunction implements SkyFunction {
   }
 
   private boolean parse(ParserInputSource source, Path repoWorkspace, WorkspaceFactory parser,
-      Environment skyEnvironment) throws PackageFunctionException, InterruptedException {
-    parser.parseBuildFile(source);
+      Environment skyEnvironment)
+      throws PackageFunctionException, InterruptedException, IOException {
+    parser.parseWorkspaceFile(source);
     if (!loadSkylarkImports(repoWorkspace, parser, skyEnvironment)) {
       return false;
     }