WIP - add extractor, generate snippet_data

node_modules/error-stack-parser/dist/error-stack-parser.js

@@ -0,0 +1,202 @@
+(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);
+        }
+    };
+}));

node_modules/error-stack-parser/dist/error-stack-parser.min.js

@@ -0,0 +1,2 @@
+!function(e,t){"use strict";"function"==typeof define&&define.amd?define("stackframe",[],t):"object"==typeof exports?module.exports=t():e.StackFrame=t()}(this,function(){"use strict";function e(e){return!isNaN(parseFloat(e))&&isFinite(e)}function t(e){return e.charAt(0).toUpperCase()+e.substring(1)}function r(e){return function(){return this[e]}}function n(e){if(e instanceof Object)for(var r=0;r<c.length;r++)e.hasOwnProperty(c[r])&&void 0!==e[c[r]]&&this["set"+t(c[r])](e[c[r]])}var i=["isConstructor","isEval","isNative","isToplevel"],a=["columnNumber","lineNumber"],o=["fileName","functionName","source"],s=["args"],c=i.concat(a,o,s);n.prototype={getArgs:function(){return this.args},setArgs:function(e){if("[object Array]"!==Object.prototype.toString.call(e))throw new TypeError("Args must be an Array");this.args=e},getEvalOrigin:function(){return this.evalOrigin},setEvalOrigin:function(e){if(e instanceof n)this.evalOrigin=e;else{if(!(e instanceof Object))throw new TypeError("Eval Origin must be an Object or StackFrame");this.evalOrigin=new n(e)}},toString:function(){var t=this.getFunctionName()||"{anonymous}",r="("+(this.getArgs()||[]).join(",")+")",n=this.getFileName()?"@"+this.getFileName():"",i=e(this.getLineNumber())?":"+this.getLineNumber():"",a=e(this.getColumnNumber())?":"+this.getColumnNumber():"";return t+r+n+i+a}};for(var u=0;u<i.length;u++)n.prototype["get"+t(i[u])]=r(i[u]),n.prototype["set"+t(i[u])]=function(e){return function(t){this[e]=Boolean(t)}}(i[u]);for(var f=0;f<a.length;f++)n.prototype["get"+t(a[f])]=r(a[f]),n.prototype["set"+t(a[f])]=function(t){return function(r){if(!e(r))throw new TypeError(t+" must be a Number");this[t]=Number(r)}}(a[f]);for(var p=0;p<o.length;p++)n.prototype["get"+t(o[p])]=r(o[p]),n.prototype["set"+t(o[p])]=function(e){return function(t){this[e]=String(t)}}(o[p]);return n}),function(e,t){"use strict";"function"==typeof define&&define.amd?define("error-stack-parser",["stackframe"],t):"object"==typeof exports?module.exports=t(require("stackframe")):e.ErrorStackParser=t(e.StackFrame)}(this,function(e){"use strict";var t=/(^|@)\S+\:\d+/,r=/^\s*at .*(\S+\:\d+|\(native\))/m,n=/^(eval@)?(\[native code\])?$/;return{parse:function(e){if("undefined"!=typeof e.stacktrace||"undefined"!=typeof e["opera#sourceloc"])return this.parseOpera(e);if(e.stack&&e.stack.match(r))return this.parseV8OrIE(e);if(e.stack)return this.parseFFOrSafari(e);throw new Error("Cannot parse given Error object")},extractLocation:function(e){if(e.indexOf(":")===-1)return[e];var t=/(.+?)(?:\:(\d+))?(?:\:(\d+))?$/,r=t.exec(e.replace(/[\(\)]/g,""));return[r[1],r[2]||void 0,r[3]||void 0]},parseV8OrIE:function(t){var n=t.stack.split("\n").filter(function(e){return!!e.match(r)},this);return n.map(function(t){t.indexOf("(eval ")>-1&&(t=t.replace(/eval code/g,"eval").replace(/(\(eval at [^\()]*)|(\)\,.*$)/g,""));var r=t.replace(/^\s+/,"").replace(/\(eval code/g,"("),n=r.match(/ (\((.+):(\d+):(\d+)\)$)/);r=n?r.replace(n[0],""):r;var i=r.split(/\s+/).slice(1),a=this.extractLocation(n?n[1]:i.pop()),o=i.join(" ")||void 0,s=["eval","<anonymous>"].indexOf(a[0])>-1?void 0:a[0];return new e({functionName:o,fileName:s,lineNumber:a[1],columnNumber:a[2],source:t})},this)},parseFFOrSafari:function(t){var r=t.stack.split("\n").filter(function(e){return!e.match(n)},this);return r.map(function(t){if(t.indexOf(" > eval")>-1&&(t=t.replace(/ line (\d+)(?: > eval line \d+)* > eval\:\d+\:\d+/g,":$1")),t.indexOf("@")===-1&&t.indexOf(":")===-1)return new e({functionName:t});var r=/((.*".+"[^@]*)?[^@]*)(?:@)/,n=t.match(r),i=n&&n[1]?n[1]:void 0,a=this.extractLocation(t.replace(r,""));return new e({functionName:i,fileName:a[0],lineNumber:a[1],columnNumber:a[2],source:t})},this)},parseOpera:function(e){return!e.stacktrace||e.message.indexOf("\n")>-1&&e.message.split("\n").length>e.stacktrace.split("\n").length?this.parseOpera9(e):e.stack?this.parseOpera11(e):this.parseOpera10(e)},parseOpera9:function(t){for(var r=/Line (\d+).*script (?:in )?(\S+)/i,n=t.message.split("\n"),i=[],a=2,o=n.length;a<o;a+=2){var s=r.exec(n[a]);s&&i.push(new e({fileName:s[2],lineNumber:s[1],source:n[a]}))}return i},parseOpera10:function(t){for(var r=/Line (\d+).*script (?:in )?(\S+)(?:: In function (\S+))?$/i,n=t.stacktrace.split("\n"),i=[],a=0,o=n.length;a<o;a+=2){var s=r.exec(n[a]);s&&i.push(new e({functionName:s[3]||void 0,fileName:s[2],lineNumber:s[1],source:n[a]}))}return i},parseOpera11:function(r){var n=r.stack.split("\n").filter(function(e){return!!e.match(t)&&!e.match(/^Error created at/)},this);return n.map(function(t){var r,n=t.split("@"),i=this.extractLocation(n.pop()),a=n.shift()||"",o=a.replace(/<anonymous function(: (\w+))?>/,"$2").replace(/\([^\)]*\)/g,"")||void 0;a.match(/\(([^\)]*)\)/)&&(r=a.replace(/^[^\(]+\(([^\)]*)\)$/,"$1"));var s=void 0===r||"[arguments not available]"===r?void 0:r.split(",");return new e({functionName:o,args:s,fileName:i[0],lineNumber:i[1],columnNumber:i[2],source:t})},this)}}});
+//# sourceMappingURL=error-stack-parser.min.js.map