|
1 | | -/** |
2 | | - * stack-trace - Parses node.js stack traces |
3 | | - * |
4 | | - * This was originally forked to fix this issue: |
5 | | - * https://github.com/felixge/node-stack-trace/issues/31 |
6 | | - * |
7 | | - * Mar 19,2019 - #4fd379e |
8 | | - * |
9 | | - * https://github.com/felixge/node-stack-trace/ |
10 | | - * @license MIT |
11 | | - */ |
12 | | - |
13 | | -/** Decoded StackFrame */ |
14 | | -export interface StackFrame { |
15 | | - fileName: string; |
16 | | - lineNumber: number; |
17 | | - functionName: string; |
18 | | - typeName: string; |
19 | | - methodName: string; |
20 | | - native: boolean; |
21 | | - columnNumber: number; |
22 | | -} |
23 | | - |
24 | | -/** Extracts StackFrames fron the Error */ |
25 | | -export function parse(err: Error): StackFrame[] { |
26 | | - if (!err.stack) { |
27 | | - return []; |
28 | | - } |
29 | | - |
30 | | - const lines = err.stack.split('\n').slice(1); |
31 | | - |
32 | | - return lines |
33 | | - .map(line => { |
34 | | - if (line.match(/^\s*[-]{4,}$/)) { |
35 | | - return { |
36 | | - columnNumber: null, |
37 | | - fileName: line, |
38 | | - functionName: null, |
39 | | - lineNumber: null, |
40 | | - methodName: null, |
41 | | - native: null, |
42 | | - typeName: null, |
43 | | - }; |
44 | | - } |
45 | | - |
46 | | - const lineMatch = line.match(/at (?:(.+?)\s+\()?(?:(.+?):(\d+)(?::(\d+))?|([^)]+))\)?/); |
47 | | - if (!lineMatch) { |
48 | | - return undefined; |
49 | | - } |
50 | | - |
51 | | - let object = null; |
52 | | - let method = null; |
53 | | - let functionName = null; |
54 | | - let typeName = null; |
55 | | - let methodName = null; |
56 | | - const isNative = lineMatch[5] === 'native'; |
57 | | - |
58 | | - if (lineMatch[1]) { |
59 | | - functionName = lineMatch[1]; |
60 | | - let methodStart = functionName.lastIndexOf('.'); |
61 | | - if (functionName[methodStart - 1] === '.') { |
62 | | - methodStart--; |
63 | | - } |
64 | | - if (methodStart > 0) { |
65 | | - object = functionName.substr(0, methodStart); |
66 | | - method = functionName.substr(methodStart + 1); |
67 | | - const objectEnd = object.indexOf('.Module'); |
68 | | - if (objectEnd > 0) { |
69 | | - functionName = functionName.substr(objectEnd + 1); |
70 | | - object = object.substr(0, objectEnd); |
71 | | - } |
72 | | - } |
73 | | - typeName = null; |
74 | | - } |
75 | | - |
76 | | - if (method) { |
77 | | - typeName = object; |
78 | | - methodName = method; |
79 | | - } |
80 | | - |
81 | | - if (method === '<anonymous>') { |
82 | | - methodName = null; |
83 | | - functionName = null; |
84 | | - } |
85 | | - |
86 | | - const properties = { |
87 | | - columnNumber: parseInt(lineMatch[4], 10) || null, |
88 | | - fileName: lineMatch[2] || null, |
89 | | - functionName, |
90 | | - lineNumber: parseInt(lineMatch[3], 10) || null, |
91 | | - methodName, |
92 | | - native: isNative, |
93 | | - typeName, |
94 | | - }; |
95 | | - |
96 | | - return properties; |
97 | | - }) |
98 | | - .filter(callSite => !!callSite) as StackFrame[]; |
99 | | -} |
| 1 | +/** |
| 2 | + * stack-trace - Parses node.js stack traces |
| 3 | + * |
| 4 | + * This was originally forked to fix this issue: |
| 5 | + * https://github.com/felixge/node-stack-trace/issues/31 |
| 6 | + * |
| 7 | + * Mar 19,2019 - #4fd379e |
| 8 | + * |
| 9 | + * https://github.com/felixge/node-stack-trace/ |
| 10 | + * @license MIT |
| 11 | + */ |
| 12 | + |
| 13 | +/** Decoded StackFrame */ |
| 14 | +export interface StackFrame { |
| 15 | + fileName: string; |
| 16 | + lineNumber: number; |
| 17 | + functionName: string; |
| 18 | + typeName: string; |
| 19 | + methodName: string; |
| 20 | + native: boolean; |
| 21 | + columnNumber: number; |
| 22 | +} |
| 23 | + |
| 24 | +/** Extracts StackFrames fron the Error */ |
| 25 | +export function parse(err: Error): StackFrame[] { |
| 26 | + if (!err.stack) { |
| 27 | + return []; |
| 28 | + } |
| 29 | + |
| 30 | + const lines = err.stack.split('\n').slice(1); |
| 31 | + |
| 32 | + return lines |
| 33 | + .map(line => { |
| 34 | + if (line.match(/^\s*[-]{4,}$/)) { |
| 35 | + return { |
| 36 | + columnNumber: null, |
| 37 | + fileName: line, |
| 38 | + functionName: null, |
| 39 | + lineNumber: null, |
| 40 | + methodName: null, |
| 41 | + native: null, |
| 42 | + typeName: null, |
| 43 | + }; |
| 44 | + } |
| 45 | + |
| 46 | + const lineMatch = line.match(/at (?:(.+?)\s+\()?(?:(.+?):(\d+)(?::(\d+))?|([^)]+))\)?/); |
| 47 | + if (!lineMatch) { |
| 48 | + return undefined; |
| 49 | + } |
| 50 | + |
| 51 | + let object = null; |
| 52 | + let method = null; |
| 53 | + let functionName = null; |
| 54 | + let typeName = null; |
| 55 | + let methodName = null; |
| 56 | + const isNative = lineMatch[5] === 'native'; |
| 57 | + |
| 58 | + if (lineMatch[1]) { |
| 59 | + functionName = lineMatch[1]; |
| 60 | + let methodStart = functionName.lastIndexOf('.'); |
| 61 | + if (functionName[methodStart - 1] === '.') { |
| 62 | + methodStart--; |
| 63 | + } |
| 64 | + if (methodStart > 0) { |
| 65 | + object = functionName.substr(0, methodStart); |
| 66 | + method = functionName.substr(methodStart + 1); |
| 67 | + const objectEnd = object.indexOf('.Module'); |
| 68 | + if (objectEnd > 0) { |
| 69 | + functionName = functionName.substr(objectEnd + 1); |
| 70 | + object = object.substr(0, objectEnd); |
| 71 | + } |
| 72 | + } |
| 73 | + typeName = null; |
| 74 | + } |
| 75 | + |
| 76 | + if (method) { |
| 77 | + typeName = object; |
| 78 | + methodName = method; |
| 79 | + } |
| 80 | + |
| 81 | + if (method === '<anonymous>') { |
| 82 | + methodName = null; |
| 83 | + functionName = null; |
| 84 | + } |
| 85 | + |
| 86 | + const properties = { |
| 87 | + columnNumber: parseInt(lineMatch[4], 10) || null, |
| 88 | + fileName: lineMatch[2] || null, |
| 89 | + functionName, |
| 90 | + lineNumber: parseInt(lineMatch[3], 10) || null, |
| 91 | + methodName, |
| 92 | + native: isNative, |
| 93 | + typeName, |
| 94 | + }; |
| 95 | + |
| 96 | + return properties; |
| 97 | + }) |
| 98 | + .filter(callSite => !!callSite) as StackFrame[]; |
| 99 | +} |
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