From 3fa2e46f73802412772b0182e1e38e9dbbcda638 Mon Sep 17 00:00:00 2001
From: jcater <jcater@google.com>
Date: Fri, 10 Nov 2017 01:31:20 +0100
Subject: Add getAttributeLocation to AttributeMap and related classes.

PiperOrigin-RevId: 175230893
---
 .../lib/analysis/AspectAwareAttributeMapper.java   | 28 +++++++++++++++-------
 1 file changed, 19 insertions(+), 9 deletions(-)

(limited to 'src/main/java/com/google/devtools/build/lib/analysis')

diff --git a/src/main/java/com/google/devtools/build/lib/analysis/AspectAwareAttributeMapper.java b/src/main/java/com/google/devtools/build/lib/analysis/AspectAwareAttributeMapper.java
index db7d6f0f3c..c866cbd84b 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/AspectAwareAttributeMapper.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/AspectAwareAttributeMapper.java
@@ -17,23 +17,24 @@ package com.google.devtools.build.lib.analysis;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.devtools.build.lib.cmdline.Label;
+import com.google.devtools.build.lib.events.Location;
 import com.google.devtools.build.lib.packages.Attribute;
 import com.google.devtools.build.lib.packages.AttributeMap;
 import com.google.devtools.build.lib.packages.RuleClass;
 import com.google.devtools.build.lib.syntax.Type;
 
 /**
- * An {@link AttributeMap} that supports attribute type queries on both a rule
- * and its aspects and attribute value queries on the rule.
+ * An {@link AttributeMap} that supports attribute type queries on both a rule and its aspects and
+ * attribute value queries on the rule.
  *
- * <p>An attribute type query is anything accessible from {@link Attribute} (i.e.
- * anything about how the attribute is integrated into the {@link RuleClass}). An
- * attribute value query is anything related to the actual value an attribute takes.
+ * <p>An attribute type query is anything accessible from {@link Attribute} (i.e. anything about how
+ * the attribute is integrated into the {@link RuleClass}). An attribute value query is anything
+ * related to the actual value an attribute takes.
  *
- * <p>For example, given {@code deps = [":adep"]}, checking that {@code deps} exists
- * or that it's type is {@link BuildType.LABEL_LIST} are type queries. Checking that
- * its value is explicitly set in the BUILD File or that its value
- * {@code [":adep"]} are value queries..
+ * <p>For example, given {@code deps = [":adep"]}, checking that {@code deps} exists or that it's
+ * type is {@link com.google.devtools.build.lib.packages.BuildType#LABEL_LIST} are type queries.
+ * Checking that its value is explicitly set in the BUILD File or that its value {@code [":adep"]}
+ * are value queries..
  *
  * <p>Value queries on aspect attributes trigger {@link UnsupportedOperationException}.
  */
@@ -167,4 +168,13 @@ class AspectAwareAttributeMapper implements AttributeMap {
           && aspectAttributes.get(attrName).getType() == type;
     }
   }
+
+  @Override
+  public Location getAttributeLocation(String attrName) {
+    if (ruleAttributes.has(attrName)) {
+      return ruleAttributes.getAttributeLocation(attrName);
+    } else {
+      return Location.BUILTIN;
+    }
+  }
 }
\ No newline at end of file
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