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https://codeberg.org/forgejo/forgejo.git
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Improve action log display with control chars (#23820)
Close #23680 Some CLI programs use "\r" and control chars to print new content in current line. So, the strings in one line are actually from `\rReading...1%\rReading...5%\rReading...100%` This PR tries to make the output better.
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parent
9a30b2eafa
commit
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5 changed files with 92 additions and 3 deletions
14
package-lock.json
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14
package-lock.json
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@ -55,6 +55,7 @@
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"@playwright/test": "1.31.2",
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"@rollup/pluginutils": "5.0.2",
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"@stoplight/spectral-cli": "6.6.0",
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"@vitejs/plugin-vue": "4.1.0",
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"eslint": "8.36.0",
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"eslint-plugin-import": "2.27.5",
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"eslint-plugin-jquery": "1.5.1",
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@ -1609,6 +1610,19 @@
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"integrity": "sha512-FDJNkyhmKLw7uEvTxx5tSXfPeQpO0iy73Ry+PmYZJvQy0QIWX8a7kJ4kLWRf+EbTPJEPDSgPXHaM7pzr5lmvCg==",
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"dev": true
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},
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"node_modules/@vitejs/plugin-vue": {
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"version": "4.1.0",
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"resolved": "https://registry.npmjs.org/@vitejs/plugin-vue/-/plugin-vue-4.1.0.tgz",
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"integrity": "sha512-++9JOAFdcXI3lyer9UKUV4rfoQ3T1RN8yDqoCLar86s0xQct5yblxAE+yWgRnU5/0FOlVCpTZpYSBV/bGWrSrQ==",
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"dev": true,
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"engines": {
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"node": "^14.18.0 || >=16.0.0"
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},
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"peerDependencies": {
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"vite": "^4.0.0",
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"vue": "^3.2.25"
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}
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},
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"node_modules/@vitest/expect": {
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"version": "0.29.3",
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"resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-0.29.3.tgz",
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@ -55,6 +55,7 @@
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"@playwright/test": "1.31.2",
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"@rollup/pluginutils": "5.0.2",
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"@stoplight/spectral-cli": "6.6.0",
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"@vitejs/plugin-vue": "4.1.0",
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"eslint": "8.36.0",
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"eslint-plugin-import": "2.27.5",
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"eslint-plugin-jquery": "1.5.1",
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@ -2,6 +2,7 @@ import {defineConfig} from 'vitest/dist/config.js';
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import {readFile} from 'node:fs/promises';
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import {dataToEsm} from '@rollup/pluginutils';
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import {extname} from 'node:path';
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import vue from '@vitejs/plugin-vue';
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function stringPlugin() {
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return {
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@ -28,5 +29,6 @@ export default defineConfig({
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},
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plugins: [
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stringPlugin(),
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vue(),
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],
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});
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30
web_src/js/components/RepoActionView.test.js
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30
web_src/js/components/RepoActionView.test.js
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@ -0,0 +1,30 @@
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import {expect, test} from 'vitest';
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import {ansiLogToHTML} from './RepoActionView.vue';
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import AnsiToHTML from 'ansi-to-html';
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test('processConsoleLine', () => {
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expect(ansiLogToHTML('abc')).toEqual('abc');
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expect(ansiLogToHTML('abc\n')).toEqual('abc');
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expect(ansiLogToHTML('abc\r\n')).toEqual('abc');
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expect(ansiLogToHTML('\r')).toEqual('');
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expect(ansiLogToHTML('\rx\rabc')).toEqual('x\nabc');
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expect(ansiLogToHTML('\rabc\rx\r')).toEqual('abc\nx');
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expect(ansiLogToHTML('\x1b[30mblack\x1b[37mwhite')).toEqual('<span style="color:#000">black<span style="color:#AAA">white</span></span>');
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expect(ansiLogToHTML('<script>')).toEqual('<script>');
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// upstream AnsiToHTML has bugs when processing "\033[1A" and "\033[1B", we fixed these control sequences in our code
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// if upstream could fix these bugs, we can remove these tests and remove our patch code
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const ath = new AnsiToHTML({escapeXML: true});
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expect(ath.toHtml('\x1b[1A\x1b[2Ktest\x1b[1B\x1b[1A\x1b[2K')).toEqual('AtestBA'); // AnsiToHTML bug
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expect(ath.toHtml('\x1b[1A\x1b[2K\rtest\r\x1b[1B\x1b[1A\x1b[2K')).toEqual('A\rtest\rBA'); // AnsiToHTML bug
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// test our patched behavior
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expect(ansiLogToHTML('\x1b[1A\x1b[2Ktest\x1b[1B\x1b[1A\x1b[2K')).toEqual('test');
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expect(ansiLogToHTML('\x1b[1A\x1b[2K\rtest\r\x1b[1B\x1b[1A\x1b[2K')).toEqual('test');
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// treat "\033[0K" and "\033[0J" (Erase display/line) as "\r", then it will be covered to "\n" finally.
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expect(ansiLogToHTML('a\x1b[Kb\x1b[2Jc')).toEqual('a\nb\nc');
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});
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@ -77,6 +77,8 @@ import AnsiToHTML from 'ansi-to-html';
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const {csrfToken} = window.config;
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const ansiLogRender = new AnsiToHTML({escapeXML: true});
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const sfc = {
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name: 'RepoActionView',
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components: {
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@ -91,8 +93,6 @@ const sfc = {
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data() {
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return {
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ansiToHTML: new AnsiToHTML({escapeXML: true}),
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// internal state
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loading: false,
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intervalID: null,
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@ -214,7 +214,7 @@ const sfc = {
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const logMessage = document.createElement('div');
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logMessage.className = 'log-msg';
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logMessage.innerHTML = this.ansiToHTML.toHtml(line.message);
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logMessage.innerHTML = ansiLogToHTML(line.message);
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div.appendChild(logMessage);
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return div;
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@ -307,6 +307,48 @@ export function initRepositoryActionView() {
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view.mount(el);
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}
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// some unhandled control sequences by AnsiToHTML
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// https://man7.org/linux/man-pages/man4/console_codes.4.html
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const ansiRegexpRemove = /\x1b\[\d+[A-H]/g; // Move cursor, treat them as no-op.
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const ansiRegexpNewLine = /\x1b\[\d?[JK]/g; // Erase display/line, treat them as a Carriage Return
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function ansiCleanControlSequences(line) {
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if (line.includes('\x1b')) {
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line = line.replace(ansiRegexpRemove, '');
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line = line.replace(ansiRegexpNewLine, '\r');
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}
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return line;
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}
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export function ansiLogToHTML(line) {
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if (line.endsWith('\r\n')) {
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line = line.substring(0, line.length - 2);
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} else if (line.endsWith('\n')) {
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line = line.substring(0, line.length - 1);
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}
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// usually we do not need to process control chars like "\033[", let AnsiToHTML do it
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// but AnsiToHTML has bugs, so we need to clean some control sequences first
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line = ansiCleanControlSequences(line);
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if (!line.includes('\r')) {
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return ansiLogRender.toHtml(line);
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}
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// handle "\rReading...1%\rReading...5%\rReading...100%",
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// convert it into a multiple-line string: "Reading...1%\nReading...5%\nReading...100%"
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const lines = [];
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for (const part of line.split('\r')) {
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if (part === '') continue;
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const partHtml = ansiLogRender.toHtml(part);
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if (partHtml !== '') {
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lines.push(partHtml);
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}
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}
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// the log message element is with "white-space: break-spaces;", so use "\n" to break lines
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return lines.join('\n');
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}
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</script>
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<style scoped>
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