You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
692 B
34 lines
692 B
3 years ago
|
/*
|
||
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
||
|
|
Author Tobias Koppers @sokra
|
||
|
|
*/
|
||
|
|
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
const CHAR_CODE_NEW_LINE = "\n".charCodeAt(0);
|
||
|
|
|
||
|
|
const getGeneratedSourceInfo = source => {
|
||
|
|
if (source === undefined) {
|
||
|
|
return {};
|
||
|
|
}
|
||
|
|
const lastLineStart = source.lastIndexOf("\n");
|
||
|
|
if (lastLineStart === -1) {
|
||
|
|
return {
|
||
|
|
generatedLine: 1,
|
||
|
|
generatedColumn: source.length,
|
||
|
|
source
|
||
|
|
};
|
||
|
|
}
|
||
|
|
let generatedLine = 2;
|
||
|
|
for (let i = 0; i < lastLineStart; i++) {
|
||
|
|
if (source.charCodeAt(i) === CHAR_CODE_NEW_LINE) generatedLine++;
|
||
|
|
}
|
||
|
|
return {
|
||
|
|
generatedLine,
|
||
|
|
generatedColumn: source.length - lastLineStart - 1,
|
||
|
|
source
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = getGeneratedSourceInfo;
|