react-native/Libraries/JavaScriptAppEngine/Initialization/parseErrorStack.js

63 lines
1.6 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* @providesModule parseErrorStack
*/
'use strict';
var stacktraceParser = require('stacktrace-parser');
function resolveSourceMaps(sourceMapInstance, stackFrame) {
try {
var orig = sourceMapInstance.originalPositionFor({
line: stackFrame.lineNumber,
column: stackFrame.column,
});
if (orig) {
// remove query string if any
const queryStringStartIndex = orig.source.indexOf('?');
stackFrame.file = queryStringStartIndex === -1
? orig.source
: orig.source.substring(0, queryStringStartIndex);
stackFrame.lineNumber = orig.line;
stackFrame.column = orig.column;
}
} catch (innerEx) {
}
}
function parseErrorStack(e, sourceMaps) {
if (!e || !e.stack) {
return [];
}
var stack = Array.isArray(e.stack) ? e.stack : stacktraceParser.parse(e.stack);
var framesToPop = e.framesToPop || 0;
while (framesToPop--) {
stack.shift();
}
if (sourceMaps) {
sourceMaps.forEach((sourceMap, index) => {
stack.forEach(frame => {
if (frame.file.indexOf(sourceMap.file) !== -1 ||
frame.file.replace('.map', '.bundle').indexOf(
sourceMap.file
) !== -1) {
resolveSourceMaps(sourceMap, frame);
}
});
});
}
return stack;
}
module.exports = parseErrorStack;