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Let Dart code running in Sky add events to the trace timeline

Browse Source 
This will let us form a wholistic picture of work done in the framework and in
the engine.

R=ojan@chromium.org, rafaelw@chromium.org

Review URL: https://codereview.chromium.org/1028243003
This commit is contained in:
Adam Barth 2015-03-23 14:48:06 -07:00
parent 37bd64b209
commit cf204971fb
2 changed files with 13 additions and 11 deletions
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5
examples/stocks-fn/lib/stock_app.dart
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@ -12,6 +12,7 @@ import 'package:sky/framework/components/menu_divider.dart';
import 'package:sky/framework/components/menu_item.dart';
import 'package:sky/framework/components/popup_menu.dart';
import 'package:sky/framework/components/scaffold.dart';
import 'package:sky/framework/debug/tracing.dart';
import 'package:sky/framework/fn.dart';
import 'package:sky/framework/theme/typography.dart' as typography;
import 'stock_data.dart';
@ -42,7 +43,9 @@ class StocksApp extends App {
fetchStockOracle().then((oracle) {
setState(() {
_sortedStocks = oracle.stocks;
_sortedStocks.sort((a, b) => a.symbol.compareTo(b.symbol));
trace('StocksApp::sortStocks', () {
_sortedStocks.sort((a, b) => a.symbol.compareTo(b.symbol));
});
});
});
}

19
examples/stocks-fn/lib/stock_data.dart
View File

@ -4,17 +4,13 @@
import 'dart:convert';
import 'dart:math';
import 'package:sky/framework/debug/tracing.dart';
import 'package:sky/framework/net/fetch.dart';
// Snapshot from http://www.nasdaq.com/screening/company-list.aspx
// Fetched 2/23/2014.
// "Symbol","Name","LastSale","MarketCap","IPOyear","Sector","industry","Summary Quote",
// final List<List<String>> _kCompanyList = [
// ["TFSC","1347 Capital Corp.","9.43","\$56.09M","2014","Finance","Business Services","http://www.nasdaq.com/symbol/tfsc"],
// ["TFSCR","1347 Capital Corp.","0.37","n/a","2014","Finance","Business Services","http://www.nasdaq.com/symbol/tfscr"],
// ["TFSCU","1347 Capital Corp.","9.97","\$41.67M","2014","n/a","n/a","http://www.nasdaq.com/symbol/tfscu"],
// ["TFSCW","1347 Capital Corp.","0.2","n/a","2014","Finance","Business Services","http://www.nasdaq.com/symbol/tfscw"],
// ];
// Data in stock_data.json
class Stock {
String symbol;
@ -60,8 +56,11 @@ class StockOracle {
Future<StockOracle> fetchStockOracle() async {
Response response = await fetch('lib/stock_data.json');
String json = response.bodyAsString();
JsonDecoder decoder = new JsonDecoder();
var companyList = decoder.convert(json);
return new StockOracle.fromCompanyList(companyList);
return trace('stocks::fetchStockOracle', () {
String json = response.bodyAsString();
JsonDecoder decoder = new JsonDecoder();
var companyList = decoder.convert(json);
return new StockOracle.fromCompanyList(companyList);
});
}