aboutsummaryrefslogtreecommitdiff
path: root/dev/lint/html-scripts.js
diff options
context:
space:
mode:
Diffstat (limited to 'dev/lint/html-scripts.js')
-rw-r--r--dev/lint/html-scripts.js173
1 files changed, 0 insertions, 173 deletions
diff --git a/dev/lint/html-scripts.js b/dev/lint/html-scripts.js
deleted file mode 100644
index db6e6ca4..00000000
--- a/dev/lint/html-scripts.js
+++ /dev/null
@@ -1,173 +0,0 @@
-/*
- * Copyright (C) 2023 Yomitan Authors
- * Copyright (C) 2020-2022 Yomichan Authors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <https://www.gnu.org/licenses/>.
- */
-
-const fs = require('fs');
-const path = require('path');
-const assert = require('assert');
-const {JSDOM} = require('jsdom');
-const {getAllFiles} = require('../util');
-
-
-function lstatSyncSafe(fileName) {
- try {
- return fs.lstatSync(fileName);
- } catch (e) {
- return null;
- }
-}
-
-function validatePath(src, fileName, extDir) {
- assert.ok(typeof src === 'string', `<script> missing src attribute in ${fileName}`);
- assert.ok(src.startsWith('/'), `<script> src attribute is not absolute in ${fileName} (src=${JSON.stringify(src)})`);
- const relativeSrc = src.substring(1);
- assert.ok(!path.isAbsolute(relativeSrc), `<script> src attribute is invalid in ${fileName} (src=${JSON.stringify(src)})`);
- const fullSrc = path.join(extDir, relativeSrc);
- const stats = lstatSyncSafe(fullSrc);
- assert.ok(stats !== null, `<script> src file not found in ${fileName} (src=${JSON.stringify(src)})`);
- assert.ok(stats.isFile(), `<script> src file invalid in ${fileName} (src=${JSON.stringify(src)})`);
-}
-
-function getSubstringCount(string, pattern) {
- let count = 0;
- while (true) {
- const match = pattern.exec(string);
- if (match === null) { break; }
- ++count;
- }
- return count;
-}
-
-function getSortedScriptPaths(scriptPaths) {
- // Sort file names without the extension
- const extensionPattern = /\.[^.]*$/;
- scriptPaths = scriptPaths.map((value) => {
- const match = extensionPattern.exec(value);
- let ext = '';
- if (match !== null) {
- ext = match[0];
- value = value.substring(0, value.length - ext.length);
- }
- return {value, ext};
- });
-
- const stringComparer = new Intl.Collator('en-US'); // Invariant locale
- scriptPaths.sort((a, b) => stringComparer.compare(a.value, b.value));
-
- scriptPaths = scriptPaths.map(({value, ext}) => `${value}${ext}`);
- return scriptPaths;
-}
-
-function validateScriptOrder(fileName, window) {
- const {document, Node: {ELEMENT_NODE, TEXT_NODE}, NodeFilter} = window;
-
- const scriptElements = document.querySelectorAll('script');
- if (scriptElements.length === 0) { return; }
-
- // Assert all scripts are siblings
- const scriptContainerElement = scriptElements[0].parentNode;
- for (const element of scriptElements) {
- if (element.parentNode !== scriptContainerElement) {
- assert.fail('All script nodes are not contained within the same element');
- }
- }
-
- // Get script groupings and order
- const scriptGroups = [];
- const newlinePattern = /\n/g;
- let separatingText = '';
- const walker = document.createTreeWalker(scriptContainerElement, NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_TEXT);
- walker.firstChild();
- for (let node = walker.currentNode; node !== null; node = walker.nextSibling()) {
- switch (node.nodeType) {
- case ELEMENT_NODE:
- if (node.tagName.toLowerCase() === 'script') {
- let scriptGroup;
- if (scriptGroups.length === 0 || getSubstringCount(separatingText, newlinePattern) >= 2) {
- scriptGroup = [];
- scriptGroups.push(scriptGroup);
- } else {
- scriptGroup = scriptGroups[scriptGroups.length - 1];
- }
- scriptGroup.push(node.src);
- separatingText = '';
- }
- break;
- case TEXT_NODE:
- separatingText += node.nodeValue;
- break;
- }
- }
-
- // Ensure core.js is first (if it is present)
- const ignorePattern = /^\/lib\//;
- const index = scriptGroups.flat()
- .filter((value) => !ignorePattern.test(value))
- .findIndex((value) => (value === '/js/core.js'));
- assert.ok(index <= 0, 'core.js is not the first included script');
-
- // Check script order
- for (let i = 0, ii = scriptGroups.length; i < ii; ++i) {
- const scriptGroup = scriptGroups[i];
- try {
- assert.deepStrictEqual(scriptGroup, getSortedScriptPaths(scriptGroup));
- } catch (e) {
- console.error(`Script order for group ${i + 1} in file ${fileName} is not correct:`);
- throw e;
- }
- }
-}
-
-function validateHtmlScripts(fileName, extDir) {
- const fullFileName = path.join(extDir, fileName);
- const domSource = fs.readFileSync(fullFileName, {encoding: 'utf8'});
- const dom = new JSDOM(domSource);
- const {window} = dom;
- const {document} = window;
- try {
- for (const {src} of document.querySelectorAll('script')) {
- validatePath(src, fullFileName, extDir);
- }
- for (const {href} of document.querySelectorAll('link')) {
- validatePath(href, fullFileName, extDir);
- }
- validateScriptOrder(fileName, window);
- } finally {
- window.close();
- }
-}
-
-
-function main() {
- try {
- const extDir = path.resolve(__dirname, '..', '..', 'ext');
- const pattern = /\.html$/;
- const ignorePattern = /^lib[\\/]/;
- const fileNames = getAllFiles(extDir, (f) => pattern.test(f) && !ignorePattern.test(f));
- for (const fileName of fileNames) {
- validateHtmlScripts(fileName, extDir);
- }
- } catch (e) {
- console.error(e);
- process.exit(-1);
- return;
- }
- process.exit(0);
-}
-
-
-if (require.main === module) { main(); }