| <!DOCTYPE html> |
| <!-- |
| Copyright 2016 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| <link rel="import" href="/perf_insights/function_handle.html"> |
| <link rel="import" href="/tracing/metrics/all_metrics.html"> |
| <link rel="import" href="/tracing/metrics/metric_registry.html"> |
| <link rel="import" href="/tracing/metrics/value_list.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.metrics', function() { |
| function metricMapFunction(result, model, options) { |
| if (options === undefined) |
| throw new Error('Expected an options dict.'); |
| var metricName = options.metric; |
| if (metricName === undefined) |
| throw new Error('A metric name should be specified.'); |
| var valueList = new tr.metrics.ValueList(); |
| var metric = tr.metrics.MetricRegistry.findTypeInfoWithName(metricName); |
| if (metric === undefined) |
| throw new Error('"' + metricName + '" is not a registered metric.'); |
| metric.constructor(valueList, model); |
| |
| result.addPair('values', valueList.valueDicts); |
| } |
| |
| pi.FunctionRegistry.register(metricMapFunction); |
| |
| return { |
| metricMapFunction: metricMapFunction |
| }; |
| }); |
| </script> |
