diff --git a/build/lib/reporter.js b/build/lib/reporter.js
index 11f360b551a..795cc26d296 100644
--- a/build/lib/reporter.js
+++ b/build/lib/reporter.js
@@ -6,6 +6,8 @@
 var es = require("event-stream");
 var _ = require("underscore");
 var util = require("gulp-util");
+var fs = require("fs");
+var path = require("path");
 var allErrors = [];
 var startTime = null;
 var count = 0;
@@ -22,9 +24,24 @@ function onEnd() {
     }
     log();
 }
+var buildLogPath = path.join(path.dirname(path.dirname(__dirname)), '.build', 'log');
+try {
+    fs.mkdirSync(path.dirname(buildLogPath));
+}
+catch (err) {
+}
 function log() {
     var errors = _.flatten(allErrors);
     errors.map(function (err) { return util.log(util.colors.red('Error') + ": " + err); });
+    var regex = /^([^(]+)\((\d+),(\d+)\): (.*)$/;
+    var messages = errors
+        .map(function (err) { return regex.exec(err); })
+        .filter(function (match) { return !!match; })
+        .map(function (_a) {
+        var path = _a[1], line = _a[2], column = _a[3], message = _a[4];
+        return ({ path: path, line: Number.parseInt(line), column: Number.parseInt(column), message: message });
+    });
+    fs.writeFileSync(buildLogPath, JSON.stringify(messages));
     util.log("Finished " + util.colors.green('compilation') + " with " + errors.length + " errors after " + util.colors.magenta((new Date().getTime() - startTime) + ' ms'));
 }
 function createReporter() {
diff --git a/build/lib/reporter.ts b/build/lib/reporter.ts
index d25e08a8731..10f9018c40d 100644
--- a/build/lib/reporter.ts
+++ b/build/lib/reporter.ts
@@ -8,6 +8,8 @@
 import * as es from 'event-stream';
 import * as _ from 'underscore';
 import * as util from 'gulp-util';
+import * as fs from 'fs';
+import * as path from 'path';
 
 const allErrors: Error[][] = [];
 let startTime: number = null;
@@ -30,10 +32,26 @@ function onEnd(): void {
 	log();
 }
 
+const buildLogPath = path.join(path.dirname(path.dirname(__dirname)), '.build', 'log');
+
+try {
+	fs.mkdirSync(path.dirname(buildLogPath));
+} catch (err) {
+	// ignore
+}
+
 function log(): void {
 	const errors = _.flatten(allErrors);
 	errors.map(err => util.log(`${util.colors.red('Error')}: ${err}`));
 
+	const regex = /^([^(]+)\((\d+),(\d+)\): (.*)$/;
+	const messages = errors
+		.map(err => regex.exec(err))
+		.filter(match => !!match)
+		.map(([, path, line, column, message]) => ({ path, line: Number.parseInt(line), column: Number.parseInt(column), message }));
+
+	fs.writeFileSync(buildLogPath, JSON.stringify(messages));
+
 	util.log(`Finished ${util.colors.green('compilation')} with ${errors.length} errors after ${util.colors.magenta((new Date().getTime() - startTime) + ' ms')}`);
 }