You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							202 lines
						
					
					
						
							8.5 KiB
						
					
					
				
			
		
		
	
	
							202 lines
						
					
					
						
							8.5 KiB
						
					
					
				(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 sanitizedLine = line.replace(/^\s+/, '').replace(/\(eval code/g, '('); | 
						|
 | 
						|
                // capture and preseve the parenthesized location "(/foo/my bar.js:12:87)" in | 
						|
                // case it has spaces in it, as the string is split on \s+ later on | 
						|
                var location = sanitizedLine.match(/ (\((.+):(\d+):(\d+)\)$)/); | 
						|
 | 
						|
                // remove the parenthesized location from the line, if it was matched | 
						|
                sanitizedLine = location ? sanitizedLine.replace(location[0], '') : sanitizedLine; | 
						|
 | 
						|
                var tokens = sanitizedLine.split(/\s+/).slice(1); | 
						|
                // if a location was matched, pass it to extractLocation() otherwise pop the last token | 
						|
                var locationParts = this.extractLocation(location ? location[1] : 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); | 
						|
        } | 
						|
    }; | 
						|
}));
 | 
						|
 |