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feat: implement js playground (#243)
* chore: implement state * refactor * implement js playground
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| /** | ||
| * @typedef {import("codemirror").Editor} Editor | ||
| */ | ||
| import { getInitial } from "./helpers"; | ||
| import { Model } from "./model"; | ||
| import { View } from "./view"; | ||
|
|
||
| const INITIAL_HTML = /* html */ `<!DOCTYPE html> | ||
| <html> | ||
| <head> | ||
| </head> | ||
| <body> | ||
| <div> | ||
| <li> foo </li> | ||
| </div> | ||
| </body> | ||
| </html> | ||
| `; | ||
|
|
||
| const INITAIL_CONFIG = JSON.stringify( | ||
| { rules: { "@html-eslint/indent": "error" } }, | ||
| null, | ||
| 2 | ||
| ); | ||
|
|
||
| class App { | ||
| constructor() { | ||
| this.view = new View(); | ||
| this.model = new Model(); | ||
| this.model.on("lint", () => this.handleLint()); | ||
| this.model.on("changeLanguage", () => this.handleLanguageChange()); | ||
| this.view.codeEditor.on("change", (editor) => | ||
| this.handleCodeChange(editor) | ||
| ); | ||
| this.view.configEditor.on("change", (editor) => { | ||
| this.handleConfigChange(editor); | ||
| }); | ||
| this.view.$languageTabs.addEventListener("click", (event) => { | ||
| const $tab = event.target.closest("[data-language]"); | ||
| this.model.setLanguage($tab.dataset.language); | ||
| }); | ||
| } | ||
|
|
||
| start() { | ||
| const decoded = decodeURIComponent( | ||
| escape(window.atob(window.location.hash.substring(1))) | ||
| ); | ||
| this.model.load(decoded); | ||
|
|
||
| this.view.codeEditor.setValue(this.model.getCode()); | ||
| this.view.configEditor.setValue( | ||
| JSON.stringify({ rules: this.model.rules }, null, 2) | ||
| ); | ||
| this.handleCodeChange(this.view.codeEditor); | ||
| this.handleConfigChange(this.view.configEditor); | ||
| this.handleLanguageChange(); | ||
| } | ||
|
|
||
| /** | ||
| * @param {Editor} editor | ||
| */ | ||
| handleConfigChange(editor) { | ||
| try { | ||
| const rules = JSON.parse(editor.getValue()).rules; | ||
| this.model.setRules(rules); | ||
| this.model.lint(); | ||
| } catch (e) { | ||
| this.view.renderErrors([ | ||
| { | ||
| line: 0, | ||
| column: 0, | ||
| message: e.message, | ||
| fatal: true, | ||
| }, | ||
| ]); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * @param {Editor} editor | ||
| */ | ||
| handleCodeChange(editor) { | ||
| this.model.setCode(editor.getValue()); | ||
| this.model.lint(); | ||
| } | ||
|
|
||
| handleLint() { | ||
| this.view.renderErrors(this.model.messages); | ||
| this.view.renderFixed(this.model.fixed); | ||
| const hash = this.model.toHash(); | ||
| window.location.hash = hash; | ||
| } | ||
|
|
||
| handleLanguageChange() { | ||
| this.view.renderLanguageTabs(this.model.language.value); | ||
| this.view.codeEditor.setOption("mode", this.model.language.mime()); | ||
| this.view.codeEditor.setValue(this.model.getCode()); | ||
| this.model.lint(); | ||
| } | ||
| } | ||
|
|
||
| const app = new App(); | ||
| app.start(); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| /** | ||
| * @typedef {import('eslint').Linter.LintMessage} LintMessage | ||
| * @typedef {import("codemirror").Position} Position | ||
| */ | ||
|
|
||
| import { Language } from "./language"; | ||
|
|
||
| /** | ||
| * @param {number} pos | ||
| * @returns {number} | ||
| */ | ||
| function toMarkerPos(pos) { | ||
| return pos - 1; | ||
| } | ||
|
|
||
| /** | ||
| * @param {LintMessage} message | ||
| * @returns {[Position, Position]} | ||
| */ | ||
| export function toMarker(message) { | ||
| const from = { | ||
| line: toMarkerPos(message.line), | ||
| ch: toMarkerPos(message.column), | ||
| }; | ||
| const to = { | ||
| line: toMarkerPos(message.endLine || message.line), | ||
| ch: toMarkerPos(message.endColumn || message.column), | ||
| }; | ||
| return [from, to]; | ||
| } | ||
|
|
||
| export const INITIAL_HTML = /* html */ `<!DOCTYPE html> | ||
| <html> | ||
| <head> | ||
| </head> | ||
| <body> | ||
| <div> | ||
| <li> foo </li> | ||
| </div> | ||
| </body> | ||
| </html> | ||
| `; | ||
|
|
||
| export const INITIAL_JAVASCRIPT = `html\` | ||
| <div> | ||
| <span> | ||
| </span> | ||
| </div> | ||
| \` | ||
| const html = /*html*/\` | ||
| <div> | ||
| <span> | ||
| </span> | ||
| </div> | ||
| \`;`; | ||
|
|
||
| export const INITAIL_CONFIG = JSON.stringify( | ||
| { rules: { "@html-eslint/indent": "error" } }, | ||
| null, | ||
| 2 | ||
| ); | ||
|
|
||
| /** | ||
| * @param {string} language | ||
| */ | ||
| export function getInitialCode(language) { | ||
| if (language === "javascript") { | ||
| return INITIAL_JAVASCRIPT; | ||
| } | ||
| return INITIAL_HTML; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| export class Language { | ||
| /** | ||
| * @param {"html" | "javascript"} language | ||
| */ | ||
| constructor(language) { | ||
| this.value = language; | ||
| } | ||
|
|
||
| mime() { | ||
| return `text/${this.value}`; | ||
| } | ||
| } |
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