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(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('error-stack-parser', ['stackframe'], factory);

} else if (typeof exports === 'object') {

module.exports = factory(require('stackframe'));

} else {

root.ErrorStackParser = factory(root.StackFrame);

}

}(this, function ErrorStackParser(StackFrame) {

'use strict';

var FIREFOX_SAFARI_STACK_REGEXP = /(^|@)\S+\:\d+/;

var CHROME_IE_STACK_REGEXP = /^\s*at .*(\S+\:\d+|\(native\))/m;

var SAFARI_NATIVE_CODE_REGEXP = /^(eval@)?(\[native code\])?$/;

return {

/**

* Given an Error object, extract the most information from it.

*

* @param {Error} error object

* @return {Array} of StackFrames

*/

parse: function ErrorStackParser$$parse(error) {

if (typeof error.stacktrace !== 'undefined' || typeof error['opera#sourceloc'] !== 'undefined') {

return this.parseOpera(error);

} else if (error.stack && error.stack.match(CHROME_IE_STACK_REGEXP)) {

return this.parseV8OrIE(error);

} else if (error.stack) {

return this.parseFFOrSafari(error);

} else {

throw new Error('Cannot parse given Error object');

}

},

// Separate line and column numbers from a string of the form: (URI:Line:Column)

extractLocation: function ErrorStackParser$$extractLocation(urlLike) {

// Fail-fast but return locations like "(native)"

if (urlLike.indexOf(':') === -1) {

return [urlLike];

}

var regExp = /(.+?)(?:\:(\d+))?(?:\:(\d+))?$/;

var parts = regExp.exec(urlLike.replace(/[\(\)]/g, ''));

return [parts[1], parts[2] || undefined, parts[3] || undefined];

},

parseV8OrIE: function ErrorStackParser$$parseV8OrIE(error) {

var filtered = error.stack.split('\n').filter(function(line) {

return !!line.match(CHROME_IE_STACK_REGEXP);

}, this);

return filtered.map(function(line) {

if (line.indexOf('(eval ') > -1) {

// Throw away eval information until we implement stacktrace.js/stackframe#8

line = line.replace(/eval code/g, 'eval').replace(/(\(eval at [^\()]*)|(\)\,.*$)/g, '');

}

var tokens = line.replace(/^\s+/, '').replace(/\(eval code/g, '(').split(/\s+/).slice(1);

var locationParts = this.extractLocation(tokens.pop());

var functionName = tokens.join(' ') || undefined;

var fileName = ['eval', '<anonymous>'].indexOf(locationParts[0]) > -1 ? undefined : locationParts[0];

return new StackFrame({

functionName: functionName,

fileName: fileName,

lineNumber: locationParts[1],

columnNumber: locationParts[2],

source: line

});

}, this);

},

parseFFOrSafari: function ErrorStackParser$$parseFFOrSafari(error) {

var filtered = error.stack.split('\n').filter(function(line) {

return !line.match(SAFARI_NATIVE_CODE_REGEXP);

}, this);

return filtered.map(function(line) {

// Throw away eval information until we implement stacktrace.js/stackframe#8

if (line.indexOf(' > eval') > -1) {

line = line.replace(/ line (\d+)(?: > eval line \d+)* > eval\:\d+\:\d+/g, ':$1');

}

if (line.indexOf('@') === -1 && line.indexOf(':') === -1) {

// Safari eval frames only have function names and nothing else

return new StackFrame({

functionName: line

});

} else {

var functionNameRegex = /((.*".+"[^@]*)?[^@]*)(?:@)/;

var matches = line.match(functionNameRegex);

var functionName = matches && matches[1] ? matches[1] : undefined;

var locationParts = this.extractLocation(line.replace(functionNameRegex, ''));

return new StackFrame({

functionName: functionName,

fileName: locationParts[0],

lineNumber: locationParts[1],

columnNumber: locationParts[2],

source: line

});

}

}, this);

},

parseOpera: function ErrorStackParser$$parseOpera(e) {

if (!e.stacktrace || (e.message.indexOf('\n') > -1 &&

e.message.split('\n').length > e.stacktrace.split('\n').length)) {

return this.parseOpera9(e);

} else if (!e.stack) {

return this.parseOpera10(e);

} else {

return this.parseOpera11(e);

}

},

parseOpera9: function ErrorStackParser$$parseOpera9(e) {

var lineRE = /Line (\d+).*script (?:in )?(\S+)/i;

var lines = e.message.split('\n');

var result = [];

for (var i = 2, len = lines.length; i < len; i += 2) {

var match = lineRE.exec(lines[i]);

if (match) {

result.push(new StackFrame({

fileName: match[2],

lineNumber: match[1],

source: lines[i]

}));

}

}

return result;

},

parseOpera10: function ErrorStackParser$$parseOpera10(e) {

var lineRE = /Line (\d+).*script (?:in )?(\S+)(?:: In function (\S+))?$/i;

var lines = e.stacktrace.split('\n');

var result = [];

for (var i = 0, len = lines.length; i < len; i += 2) {

var match = lineRE.exec(lines[i]);

if (match) {

result.push(

new StackFrame({

functionName: match[3] || undefined,

fileName: match[2],

lineNumber: match[1],

source: lines[i]

})

);

}

}

return result;

},

// Opera 10.65+ Error.stack very similar to FF/Safari

parseOpera11: function ErrorStackParser$$parseOpera11(error) {

var filtered = error.stack.split('\n').filter(function(line) {

return !!line.match(FIREFOX_SAFARI_STACK_REGEXP) && !line.match(/^Error created at/);

}, this);

return filtered.map(function(line) {

var tokens = line.split('@');

var locationParts = this.extractLocation(tokens.pop());

var functionCall = (tokens.shift() || '');

var functionName = functionCall

.replace(/<anonymous function(: (\w+))?>/, '$2')

.replace(/\([^\)]*\)/g, '') || undefined;

var argsRaw;

if (functionCall.match(/\(([^\)]*)\)/)) {

argsRaw = functionCall.replace(/^[^\(]+\(([^\)]*)\)$/, '$1');

}

var args = (argsRaw === undefined || argsRaw === '[arguments not available]') ?

undefined : argsRaw.split(',');

return new StackFrame({

functionName: functionName,

args: args,

fileName: locationParts[0],

lineNumber: locationParts[1],

columnNumber: locationParts[2],

source: line

});

}, this);

}

};

}));