Mid-Simulator/node_modules/stack-generator/dist/stack-generator.js

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2022-04-18 01:14:39 +00:00
(function(root, factory) {
'use strict';
// Universal Module Definition (UMD) to support AMD, CommonJS/Node.js, Rhino, and browsers.
/* istanbul ignore next */
if (typeof define === 'function' && define.amd) {
define('stack-generator', ['stackframe'], factory);
} else if (typeof exports === 'object') {
module.exports = factory(require('stackframe'));
} else {
root.StackGenerator = factory(root.StackFrame);
}
}(this, function(StackFrame) {
return {
backtrace: function StackGenerator$$backtrace(opts) {
var stack = [];
var maxStackSize = 10;
if (typeof opts === 'object' && typeof opts.maxStackSize === 'number') {
maxStackSize = opts.maxStackSize;
}
var curr = arguments.callee;
while (curr && stack.length < maxStackSize && curr['arguments']) {
// Allow V8 optimizations
var args = new Array(curr['arguments'].length);
for (var i = 0; i < args.length; ++i) {
args[i] = curr['arguments'][i];
}
if (/function(?:\s+([\w$]+))+\s*\(/.test(curr.toString())) {
stack.push(new StackFrame({functionName: RegExp.$1 || undefined, args: args}));
} else {
stack.push(new StackFrame({args: args}));
}
try {
curr = curr.caller;
} catch (e) {
break;
}
}
return stack;
}
};
}));