Sha256: ea3ea3b885b8841a93537aa672b68417ebe2ef1130996e9c7f2f4811a469cebf
Contents?: true
Size: 1.76 KB
Versions: 26
Compression:
Stored size: 1.76 KB
Contents
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getUserCodeFrame = getUserCodeFrame;
// We try to load node dependencies
let chalk = null;
let readFileSync = null;
let codeFrameColumns = null;
try {
const nodeRequire = module && module.require;
readFileSync = nodeRequire.call(module, 'fs').readFileSync;
codeFrameColumns = nodeRequire.call(module, '@babel/code-frame').codeFrameColumns;
chalk = nodeRequire.call(module, 'chalk');
} catch {
// We're in a browser environment
}
// frame has the form "at myMethod (location/to/my/file.js:10:2)"
function getCodeFrame(frame) {
const locationStart = frame.indexOf('(') + 1;
const locationEnd = frame.indexOf(')');
const frameLocation = frame.slice(locationStart, locationEnd);
const frameLocationElements = frameLocation.split(':');
const [filename, line, column] = [frameLocationElements[0], parseInt(frameLocationElements[1], 10), parseInt(frameLocationElements[2], 10)];
let rawFileContents = '';
try {
rawFileContents = readFileSync(filename, 'utf-8');
} catch {
return '';
}
const codeFrame = codeFrameColumns(rawFileContents, {
start: {
line,
column
}
}, {
highlightCode: true,
linesBelow: 0
});
return `${chalk.dim(frameLocation)}\n${codeFrame}\n`;
}
function getUserCodeFrame() {
// If we couldn't load dependencies, we can't generate the user trace
/* istanbul ignore next */
if (!readFileSync || !codeFrameColumns) {
return '';
}
const err = new Error();
const firstClientCodeFrame = err.stack.split('\n').slice(1) // Remove first line which has the form "Error: TypeError"
.find(frame => !frame.includes('node_modules/')); // Ignore frames from 3rd party libraries
return getCodeFrame(firstClientCodeFrame);
}
Version data entries
26 entries across 26 versions & 1 rubygems