Files
codeql-action/node_modules/code-excerpt/dist/index.js
Henry Mercer bea5e4b220 Update ava to 4.3.3
The [release notes](https://github.com/avajs/ava/releases/tag/v4.3.3)
mention compatibility with Node 18.8.
2022-09-02 18:02:07 +01:00

28 lines
934 B
JavaScript

import tabsToSpaces from 'convert-to-spaces';
const generateLineNumbers = (line, around) => {
const lineNumbers = [];
const min = line - around;
const max = line + around;
for (let lineNumber = min; lineNumber <= max; lineNumber++) {
lineNumbers.push(lineNumber);
}
return lineNumbers;
};
const codeExcerpt = (source, line, options = {}) => {
var _a;
if (typeof source !== 'string') {
throw new TypeError('Source code is missing.');
}
if (!line || line < 1) {
throw new TypeError('Line number must start from `1`.');
}
const lines = tabsToSpaces(source).split(/\r?\n/);
if (line > lines.length) {
return;
}
return generateLineNumbers(line, (_a = options.around) !== null && _a !== void 0 ? _a : 3)
.filter(line => lines[line - 1] !== undefined)
.map(line => ({ line, value: lines[line - 1] }));
};
export default codeExcerpt;