1 files changed, 34 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/skylarkinterface/SkylarkValue.java b/src/main/java/com/google/devtools/build/lib/skylarkinterface/SkylarkValue.java
index a7c8c2779b..bf6a5c5586 100644
--- a/src/main/java/com/google/devtools/build/lib/skylarkinterface/SkylarkValue.java
+++ b/src/main/java/com/google/devtools/build/lib/skylarkinterface/SkylarkValue.java
@@ -37,4 +37,38 @@ public interface SkylarkValue {
    * @param printer a printer to be used for formatting nested values.
    */
   void repr(SkylarkPrinter printer);
+
+  /**
+   * Print a legacy representation of object x.
+   *
+   * <p>By default dispatches to the {@code repr} method. Should be called instead of {@code repr}
+   * if --incompatible_descriptive_string_representations=false is used.
+   *
+   * @param printer an instance of a printer to be used for formatting nested values
+   */
+  default void reprLegacy(SkylarkPrinter printer) {
+    repr(printer);
+  }
+
+  /**
+   * Print an informal, human-readable representation of the value.
+   *
+   * <p>By default dispatches to the {@code repr} method.
+   *
+   * @param printer a printer to be used for formatting nested values.
+   */
+  default void str(SkylarkPrinter printer) {
+    repr(printer);
+  }
+
+  /**
+   * Print a legacy informal, human-readable representation of the value.
+   *
+   * <p>By default dispatches to the {@code reprLegacy} method.
+   *
+   * @param printer a printer to be used for formatting nested values.
+   */
+  default void strLegacy(SkylarkPrinter printer) {
+    reprLegacy(printer);
+  }
 }