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

41 lines
879 B
JavaScript

/**
* Copyright 2004-present Facebook. All Rights Reserved.
*
* @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) {
stackFrame.file = orig.source;
stackFrame.lineNumber = orig.line;
stackFrame.column = orig.column;
}
} catch (innerEx) {
}
}
function parseErrorStack(e, sourceMapInstance) {
var stack = stacktraceParser.parse(e.stack);
var framesToPop = e.framesToPop || 0;
while (framesToPop--) {
stack.shift();
}
if (sourceMapInstance) {
stack.forEach(resolveSourceMaps.bind(null, sourceMapInstance));
}
return stack;
}
module.exports = parseErrorStack;