mirror of https://github.com/webpack/webpack.git
53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
"use strict";
|
|
|
|
/** @typedef {import("./Dependency").DependencyLocation} DependencyLocation */
|
|
|
|
// TODO webpack 5 remove string type from a and b
|
|
/**
|
|
* Compare two locations
|
|
* @param {string|DependencyLocation} a A location node
|
|
* @param {string|DependencyLocation} b A location node
|
|
* @returns {-1|0|1} sorting comparator value
|
|
*/
|
|
module.exports = (a, b) => {
|
|
if (typeof a === "string") {
|
|
if (typeof b === "string") {
|
|
if (a < b) return -1;
|
|
if (a > b) return 1;
|
|
return 0;
|
|
} else if (typeof b === "object") {
|
|
return 1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
} else if (typeof a === "object") {
|
|
if (typeof b === "string") {
|
|
return -1;
|
|
} else if (typeof b === "object") {
|
|
if ("start" in a && "start" in b) {
|
|
const ap = a.start;
|
|
const bp = b.start;
|
|
if (ap.line < bp.line) return -1;
|
|
if (ap.line > bp.line) return 1;
|
|
if (ap.column < bp.column) return -1;
|
|
if (ap.column > bp.column) return 1;
|
|
}
|
|
if ("name" in a && "name" in b) {
|
|
if (a.name < b.name) return -1;
|
|
if (a.name > b.name) return 1;
|
|
}
|
|
if ("index" in a && "index" in b) {
|
|
if (a.index < b.index) return -1;
|
|
if (a.index > b.index) return 1;
|
|
}
|
|
return 0;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
};
|