72 lines
2.2 KiB
TypeScript
72 lines
2.2 KiB
TypeScript
// @ts-check
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const fs = require("fs");
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module.exports = needsUpdate;
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/**
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* @param {string | string[]} source
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* @param {string | string[]} dest
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* @returns {boolean}
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*/
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function needsUpdate(source, dest) {
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if (typeof source === "string" && typeof dest === "string") {
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if (fs.existsSync(dest)) {
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const {mtime: outTime} = fs.statSync(dest);
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const {mtime: inTime} = fs.statSync(source);
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if (+inTime <= +outTime) {
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return false;
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}
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}
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}
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else if (typeof source === "string" && typeof dest !== "string") {
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const {mtime: inTime} = fs.statSync(source);
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for (const filepath of dest) {
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if (fs.existsSync(filepath)) {
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const {mtime: outTime} = fs.statSync(filepath);
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if (+inTime > +outTime) {
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return true;
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}
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}
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else {
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return true;
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}
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}
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return false;
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}
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else if (typeof source !== "string" && typeof dest === "string") {
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if (fs.existsSync(dest)) {
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const {mtime: outTime} = fs.statSync(dest);
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for (const filepath of source) {
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if (fs.existsSync(filepath)) {
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const {mtime: inTime} = fs.statSync(filepath);
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if (+inTime > +outTime) {
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return true;
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}
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}
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else {
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return true;
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}
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}
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return false;
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}
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}
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else if (typeof source !== "string" && typeof dest !== "string") {
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for (let i = 0; i < source.length; i++) {
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if (!dest[i]) {
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continue;
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}
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if (fs.existsSync(dest[i])) {
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const {mtime: outTime} = fs.statSync(dest[i]);
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const {mtime: inTime} = fs.statSync(source[i]);
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if (+inTime > +outTime) {
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return true;
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}
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}
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else {
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return true;
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}
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}
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return false;
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}
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return true;
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} |