diff options
Diffstat (limited to 'src/main/java/com/google')
| -rw-r--r-- | src/main/java/com/google/devtools/build/lib/cmdline/Label.java | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/cmdline/Label.java b/src/main/java/com/google/devtools/build/lib/cmdline/Label.java index 8fe14e780c..97955dcd84 100644 --- a/src/main/java/com/google/devtools/build/lib/cmdline/Label.java +++ b/src/main/java/com/google/devtools/build/lib/cmdline/Label.java @@ -263,6 +263,20 @@ public final class Label implements Comparable<Label>, Serializable, SkylarkPrin public String getPackageName() { return packageIdentifier.getPackageFragment().getPathString(); } + + /** + * Returns the execution root for the workspace, relative to the execroot (e.g., for label + * {@code @repo//pkg:b}, it will returns {@code external/repo/pkg} and for label {@code //pkg:a}, + * it will returns an empty string. + */ + @SkylarkCallable(name = "workspace_root", structField = true, + doc = "Returns the execution root for the workspace of this label, relative to the execroot. " + + "For instance:<br>" + + "<pre class=language-python>Label(\"@repo//pkg/foo:abc\").workspace_root ==" + + " \"external/repo\"</pre>") + public String getWorkspaceRoot() { + return packageIdentifier.getRepository().getPathFragment().toString(); + } /** * Returns the path fragment of the package in which this rule was declared (e.g. {@code |