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[ReactNative] Send batched calls from objc to js every frame + add bridge profiling

This commit is contained in:
Tadeu Zagallo 2015-04-17 04:02:37 -07:00
parent f45d032659
commit 4b52f2eacc
1 changed files with 41 additions and 0 deletions
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41
react-packager/src/Server/index.js vendored
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@ -17,6 +17,8 @@ var Activity = require('../Activity');
var AssetServer = require('../AssetServer');
var Promise = require('bluebird');
var _ = require('underscore');
var exec = require('child_process').exec;
var fs = require('fs');
module.exports = Server;
@ -252,6 +254,42 @@ Server.prototype._processAssetsRequest = function(req, res) {
).done();
};
Server.prototype._processProfile = function(req, res) {
console.log('Dumping profile information...');
var dumpName = '/tmp/dump_' + Date.now() + '.json';
var prefix = process.env.TRACE_VIEWER_PATH || '';
var cmd = path.join(prefix, 'trace2html') + ' ' + dumpName;
fs.writeFileSync(dumpName, req.rawBody);
exec(cmd, function (error) {
if (error) {
if (error.code === 127) {
console.error(
'\n** Failed executing `' + cmd + '` **\n\n' +
'Google trace-viewer is required to visualize the data, do you have it installled?\n\n' +
'You can get it at:\n\n' +
' https://github.com/google/trace-viewer\n\n' +
'If it\'s not in your path, you can set a custom path with:\n\n' +
' TRACE_VIEWER_PATH=/path/to/trace-viewer\n\n' +
'NOTE: Your profile data was kept at:\n\n' +
' ' + dumpName
);
} else {
console.error('Unknown error', error);
}
res.end();
return;
} else {
exec('rm ' + dumpName);
exec('open ' + dumpName.replace(/json$/, 'html'), function (error) {
if (error) {
console.error(error);
}
res.end();
});
}
});
};
Server.prototype.processRequest = function(req, res, next) {
var urlObj = url.parse(req.url, true);
var pathname = urlObj.pathname;
@ -270,6 +308,9 @@ Server.prototype.processRequest = function(req, res, next) {
} else if (pathname.match(/^\/assets\//)) {
this._processAssetsRequest(req, res);
return;
} else if (pathname.match(/^\/profile\/?$/)) {
this._processProfile(req, res);
return;
} else {
next();
return;