|
Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
|
initial commit
|
-
Property mode
set to
100644
|
|
File size:
1.1 KB
|
| Line | |
|---|
| 1 | "use strict";
|
|---|
| 2 | // Call this function in a another function to find out the file from
|
|---|
| 3 | // which that function was called from. (Inspects the v8 stack trace)
|
|---|
| 4 | //
|
|---|
| 5 | // Inspired by http://stackoverflow.com/questions/13227489
|
|---|
| 6 | module.exports = function getCallerFile(position) {
|
|---|
| 7 | if (position === void 0) { position = 2; }
|
|---|
| 8 | if (position >= Error.stackTraceLimit) {
|
|---|
| 9 | throw new TypeError('getCallerFile(position) requires position be less then Error.stackTraceLimit but position was: `' + position + '` and Error.stackTraceLimit was: `' + Error.stackTraceLimit + '`');
|
|---|
| 10 | }
|
|---|
| 11 | var oldPrepareStackTrace = Error.prepareStackTrace;
|
|---|
| 12 | Error.prepareStackTrace = function (_, stack) { return stack; };
|
|---|
| 13 | var stack = new Error().stack;
|
|---|
| 14 | Error.prepareStackTrace = oldPrepareStackTrace;
|
|---|
| 15 | if (stack !== null && typeof stack === 'object') {
|
|---|
| 16 | // stack[0] holds this file
|
|---|
| 17 | // stack[1] holds where this function was called
|
|---|
| 18 | // stack[2] holds the file we're interested in
|
|---|
| 19 | return stack[position] ? stack[position].getFileName() : undefined;
|
|---|
| 20 | }
|
|---|
| 21 | };
|
|---|
| 22 | //# sourceMappingURL=index.js.map |
|---|
Note:
See
TracBrowser
for help on using the repository browser.
