1 files changed, 17 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/query2/engine/LetExpression.java b/src/main/java/com/google/devtools/build/lib/query2/engine/LetExpression.java
index 2e198077bb..a1cc7a7cbf 100644
--- a/src/main/java/com/google/devtools/build/lib/query2/engine/LetExpression.java
+++ b/src/main/java/com/google/devtools/build/lib/query2/engine/LetExpression.java
@@ -51,6 +51,18 @@ class LetExpression extends QueryExpression {
     this.bodyExpr = bodyExpr;
   }
 
+  String getVarName() {
+    return varName;
+  }
+
+  QueryExpression getVarExpr() {
+    return varExpr;
+  }
+
+  QueryExpression getBodyExpr() {
+    return bodyExpr;
+  }
+
   @Override
   public <T> void eval(QueryEnvironment<T> env, Callback<T> callback)
       throws QueryException, InterruptedException {
@@ -77,6 +89,11 @@ class LetExpression extends QueryExpression {
   }
 
   @Override
+  public QueryExpression getMapped(QueryExpressionMapper mapper) {
+    return mapper.map(this);
+  }
+
+  @Override
   public String toString() {
     return "let " + varName + " = " + varExpr + " in " + bodyExpr;
   }