From ed6c3aa9bf6deeeb5595dd9fc25f5a679448e283 Mon Sep 17 00:00:00 2001
From: Arne Juul <arnej@yahoo-inc.com>
Date: Mon, 1 Oct 2018 09:08:35 +0000
Subject: extend API to allow lvalues also

---
 .../src/tests/metrics/simple_metrics_test.cpp      |  9 +++---
 .../src/vespa/vespalib/metrics/point_builder.cpp   | 34 +++++++++++++++++-----
 .../src/vespa/vespalib/metrics/point_builder.h     |  3 ++
 3 files changed, 35 insertions(+), 11 deletions(-)

(limited to 'staging_vespalib')

diff --git a/staging_vespalib/src/tests/metrics/simple_metrics_test.cpp b/staging_vespalib/src/tests/metrics/simple_metrics_test.cpp
index da2502f7ed7..d0163f922b3 100644
--- a/staging_vespalib/src/tests/metrics/simple_metrics_test.cpp
+++ b/staging_vespalib/src/tests/metrics/simple_metrics_test.cpp
@@ -153,10 +153,11 @@ TEST("use simple_metrics_collector")
             .bind("chain", "default")
             .bind("documenttype", "music")
             .bind("thread", "0").build();
-    Point two = manager->pointBuilder()
-            .bind("chain", "vespa")
-            .bind("documenttype", "blogpost")
-            .bind("thread", "1");
+    PointBuilder b2 = manager->pointBuilder();
+    b2.bind("chain", "vespa")
+      .bind("documenttype", "blogpost");
+    b2.bind("thread", "1");
+    Point two = b2.build();
     EXPECT_EQUAL(one.id(), 1u);
     EXPECT_EQUAL(two.id(), 2u);
 
diff --git a/staging_vespalib/src/vespa/vespalib/metrics/point_builder.cpp b/staging_vespalib/src/vespa/vespalib/metrics/point_builder.cpp
index 7ee4ca35d0e..a89336b4399 100644
--- a/staging_vespalib/src/vespa/vespalib/metrics/point_builder.cpp
+++ b/staging_vespalib/src/vespa/vespalib/metrics/point_builder.cpp
@@ -14,27 +14,47 @@ PointBuilder::PointBuilder(std::shared_ptr<MetricsManager> m,
     : _owner(std::move(m)), _map(copyFrom)
 {}
 
-PointBuilder &&
-PointBuilder::bind(Dimension dimension, Label label) &&
+PointBuilder &
+PointBuilder::bind(Dimension dimension, Label label) &
 {
     _map.erase(dimension);
     _map.emplace(dimension, label);
+    return *this;
+}
+PointBuilder &
+PointBuilder::bind(Dimension dimension, LabelValue label) &
+{
+    Label c = _owner->label(label);
+    return bind(dimension, c);
+}
+
+PointBuilder &
+PointBuilder::bind(DimensionName dimension, LabelValue label) &
+{
+    Dimension a = _owner->dimension(dimension);
+    Label c = _owner->label(label);
+    return bind(a, c);
+}
+
+PointBuilder &&
+PointBuilder::bind(Dimension dimension, Label label) &&
+{
+    bind(dimension, label);
     return std::move(*this);
 }
 
 PointBuilder &&
 PointBuilder::bind(Dimension dimension, LabelValue label) &&
 {
-    Label c = _owner->label(label);
-    return std::move(*this).bind(dimension, c);
+    bind(dimension, label);
+    return std::move(*this);
 }
 
 PointBuilder &&
 PointBuilder::bind(DimensionName dimension, LabelValue label) &&
 {
-    Dimension a = _owner->dimension(dimension);
-    Label c = _owner->label(label);
-    return std::move(*this).bind(a, c);
+    bind(dimension, label);
+    return std::move(*this);
 }
 
 Point
diff --git a/staging_vespalib/src/vespa/vespalib/metrics/point_builder.h b/staging_vespalib/src/vespa/vespalib/metrics/point_builder.h
index 83b804228dd..923238ec385 100644
--- a/staging_vespalib/src/vespa/vespalib/metrics/point_builder.h
+++ b/staging_vespalib/src/vespa/vespalib/metrics/point_builder.h
@@ -31,18 +31,21 @@ public:
      * Overwrites any label already bound to that dimension.
      **/
     PointBuilder &&bind(Dimension dimension, Label label) &&;
+    PointBuilder &bind(Dimension dimension, Label label) &;
 
     /**
      * Bind a dimension to a label.
      * Convenience method that converts the label value.
      **/
     PointBuilder &&bind(Dimension dimension, LabelValue label) &&;
+    PointBuilder &bind(Dimension dimension, LabelValue label) &;
 
     /**
      * Bind a dimension to a label.
      * Convenience method that converts both the dimension name and the label value.
      **/
     PointBuilder &&bind(DimensionName dimension, LabelValue label) &&;
+    PointBuilder &bind(DimensionName dimension, LabelValue label) &;
 
     /** make a Point from the builder */
     Point build();
-- 
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