Sha256: 1016d990b0c765b5ddd2f95ed69d3777e3d1c177a27952040fad37bab4b0d2ec
Contents?: true
Size: 664 Bytes
Versions: 26
Compression:
Stored size: 664 Bytes
Contents
import { invariant } from '../jsutils/invariant.mjs';
const LineRegExp = /\r\n|[\n\r]/g;
/**
* Represents a location in a Source.
*/
/**
* Takes a Source and a UTF-8 character offset, and returns the corresponding
* line and column as a SourceLocation.
*/
export function getLocation(source, position) {
let lastLineStart = 0;
let line = 1;
for (const match of source.body.matchAll(LineRegExp)) {
typeof match.index === 'number' || invariant(false);
if (match.index >= position) {
break;
}
lastLineStart = match.index + match[0].length;
line += 1;
}
return {
line,
column: position + 1 - lastLineStart,
};
}
Version data entries
26 entries across 26 versions & 1 rubygems