{"id":24637865,"url":"https://github.com/mkslanc/ace-linters","last_synced_at":"2026-05-18T13:01:19.430Z","repository":{"id":64546651,"uuid":"555310512","full_name":"mkslanc/ace-linters","owner":"mkslanc","description":"Language-aware features for Ace Editor","archived":false,"fork":false,"pushed_at":"2026-04-03T14:59:49.000Z","size":1003012,"stargazers_count":98,"open_issues_count":10,"forks_count":20,"subscribers_count":3,"default_branch":"main","last_synced_at":"2026-04-03T18:36:30.951Z","etag":null,"topics":["ace-editor","code-completion","code-formatting","error-checking","javascript","language-client","language-server-protocol","language-support","linting","lsp","lua","typescript","websocket","yaml"],"latest_commit_sha":null,"homepage":"https://mkslanc.github.io/ace-linters","language":"TypeScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/mkslanc.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2022-10-21T10:29:29.000Z","updated_at":"2026-03-27T15:15:08.000Z","dependencies_parsed_at":"2023-02-17T04:01:28.136Z","dependency_job_id":"bec8ae1c-3efc-4406-8ba9-51fd31f2f995","html_url":"https://github.com/mkslanc/ace-linters","commit_stats":null,"previous_names":[],"tags_count":71,"template":false,"template_full_name":null,"purl":"pkg:github/mkslanc/ace-linters","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mkslanc%2Face-linters","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mkslanc%2Face-linters/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mkslanc%2Face-linters/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mkslanc%2Face-linters/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/mkslanc","download_url":"https://codeload.github.com/mkslanc/ace-linters/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mkslanc%2Face-linters/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":31471466,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-04-06T08:36:52.050Z","status":"ssl_error","status_checked_at":"2026-04-06T08:36:51.267Z","response_time":112,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["ace-editor","code-completion","code-formatting","error-checking","javascript","language-client","language-server-protocol","language-support","linting","lsp","lua","typescript","websocket","yaml"],"created_at":"2025-01-25T10:12:12.711Z","updated_at":"2026-05-18T13:01:19.423Z","avatar_url":"https://github.com/mkslanc.png","language":"TypeScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Ace Linters (Ace Language Client)\n\nAce linters is lsp client for Ace editor. It comes with a large number of preconfigured easy to use in browser servers.\n\nIf you're uncertain about integrating ace-linters, consult [our diagram on the GitHub Wiki](https://github.com/mkslanc/ace-linters/wiki/Usage-Scenarios-Overview) for a quick setup guide\ntailored to your needs.\n\n### Example client with pre-defined services:\n```javascript\nimport * as ace from \"ace-code\";\nimport {Mode as TypescriptMode} from \"ace-code/src/mode/typescript\";\nimport {LanguageProvider} from \"ace-linters/build/ace-linters\";\n\n// Create a web worker\nlet worker = new Worker(new URL('./webworker.js', import.meta.url));\n\n// Create an Ace editor\nlet editor = ace.edit(\"container\", {\n  mode: new TypescriptMode() // Set the mode of the editor to Typescript\n});\n\n// Create a language provider for web worker (\nlet languageProvider = LanguageProvider.create(worker);\n\n// Register the editor with the language provider\nlanguageProvider.registerEditor(editor);\n``` \n\n[Example webworker.js with all services](https://github.com/mkslanc/ace-linters/blob/main/packages/demo/webworker-lsp/webworker.ts)\n\n## What's New in 2.0.0\n\n### Build System Migration\n- Migrated from webpack to Vite for faster builds and better development experience\n- UMD output format preserved - no changes required for existing integrations\n- Improved development workflow with Vite dev server and HMR support\n\n### For Library Users\nNo breaking changes - all existing code using ace-linters via CDN or npm **will continue to work without modifications**.\n\n### For Contributors\n- Development server: `npm run start-dev` (no pre-build required)\n- Individual package builds use Vite instead of webpack\n- Workspace packages are aliased to source files during development for instant HMR\n\n## New features in 1.8.1\n- add `manualSessionControl` provider option to disable automatic session registration. When enabled, you must manually handle session changes:\n```javascript\n// Create provider with manual session control\nlet languageProvider = LanguageProvider.create(worker, {\n  manualSessionControl: true\n});\n\n// Register sessions manually\nlanguageProvider.registerSession(editor.session, editor, {\n  filePath: 'path/to/file.ts',\n  joinWorkspaceURI: true\n});\n\n// Handle session changes manually\neditor.on(\"changeSession\", ({session}) =\u003e {\n  languageProvider.registerSession(session, editor, session.lspConfig);\n});\n```\n- add `setSessionLspConfig` method to set LSP configuration on Ace sessions:\n```javascript\n// Set LSP configuration on session\nlanguageProvider.setSessionLspConfig(editor.session, {\n  filePath: 'src/components/MyComponent.tsx',\n  joinWorkspaceURI: true\n});\n```\n- add `setDocumentOptions` method to replace deprecated `setSessionOptions`:\n```javascript\n// Configure document-specific options (replaces setSessionOptions)\nlanguageProvider.setDocumentOptions(editor.session, {\n  // service-specific options here\n});\n```\n\n## New Features in 1.2.0\n- add `setProviderOptions` method to `LanguageProvider` to set options for client.\n- add experimental semantic tokens support (turned off by default). To turn on semantic tokens, set `semanticTokens` to\n  `true` in `setProviderOptions` method or use it in `create` or `fromCdn` methods like that\n```javascript\nLanguageProvider.create(worker, {functionality: {semanticTokens: true}})\n```\n\n## New Features in 1.0.0\n\n- `registerServer` method in `ServiceManager` enables management of both services and servers on the web worker's side.\n  Just add new servers to your webworker like this:\n  ```javascript\n  manager.registerServer(\"astro\", {\n      module: () =\u003e import(\"ace-linters/build/language-client\"),\n      modes: \"astro\",\n      type: \"socket\", // \"socket|worker\"\n      socket: new WebSocket(\"ws://127.0.0.1:3030/astro\"),\n      initializationOptions: {\n          typescript: {\n              tsdk: \"node_modules/typescript/lib\"\n          }\n      }\n  });\n  ```\n- Multiple servers management on main thread. Just register servers like this:\n  ```javascript\n  let servers = [\n      {\n          module: () =\u003e import(\"ace-linters/build/language-client\"),\n          modes: \"astro\",\n          type: \"socket\",\n          socket: new WebSocket(\"ws://127.0.0.1:3030/astro\"),\n      },\n      {\n          module: () =\u003e import(\"ace-linters/build/language-client\"),\n          modes: \"svelte\",\n          type: \"socket\",\n          socket: new WebSocket(\"ws://127.0.0.1:3030/svelte\"),\n      }\n  ]\n  let languageProvider = AceLanguageClient.for(servers);\n  ```\n- **Breaking change:** `AceLanguageClient.for` interface was changed\n\n## Example using script tag from CDN\n```html\n\u003cscript src=\"https://www.unpkg.com/ace-builds@latest/src-noconflict/ace.js\"\u003e\u003c/script\u003e\n\u003cscript src=\"https://www.unpkg.com/ace-builds@latest/src-noconflict/ext-language_tools.js\"\u003e\u003c/script\u003e\n\u003cscript src=\"https://www.unpkg.com/ace-linters@latest/build/ace-linters.js\"\u003e\u003c/script\u003e\n\u003cdiv id=\"editor\" style=\"height: 100px\"\u003esome text\u003c/div\u003e\n\n\u003cscript\u003e\n  ace.require(\"ace/ext/language_tools\"); //To allow autocompletion\n  var editor = ace.edit(\"editor\", {\n    enableBasicAutocompletion: true,\n    enableLiveAutocompletion: true,\n    mode: \"ace/mode/css\"\n  });\n\n  var provider = LanguageProvider.fromCdn(\"https://www.unpkg.com/ace-linters@latest/build/\");\n  provider.registerEditor(editor);\n\u003c/script\u003e\n```\n\n\nAce linters client currently supports two modes: **WebSockets** and **WebWorkers**.\n\n## Usage with WebSocket (JSON-RPC)\n\nIn WebSockets mode, you need to start a language server on any port and connect to it.\n\nHere's an example client:\n\n```javascript\nimport * as ace from \"ace-code\";\nimport {Mode as JSONMode} from \"ace-code/src/mode/json\"; //any mode you want\nimport {AceLanguageClient} from \"ace-linters/build/ace-language-client\";\n\n// Create a web socket\nconst serverData = {\n  module: () =\u003e import(\"ace-linters/build/language-client\"),\n  modes: \"json\",\n  type: \"socket\",\n  socket: new WebSocket(\"ws://127.0.0.1:3000/exampleServer\"), // address of your websocket server\n}\n// Create an Ace editor\nlet editor = ace.edit(\"container\", {\n  mode: new JSONMode() // Set the mode of the editor to JSON\n});\n\n// Create a language provider for web socket\nlet languageProvider = AceLanguageClient.for(serverData);\n\n// Register the editor with the language provider\nlanguageProvider.registerEditor(editor);\n```\n\n[Full Example client](https://github.com/mkslanc/ace-linters/blob/main/packages/demo/websockets-lsp/client.ts)\n\n[Full Example server](https://github.com/mkslanc/ace-linters/tree/main/packages/demo/websockets-lsp/server)\n\n## Usage with WebWorker (JSON-RPC)\n\n*client.js*:\n\n```javascript\nimport * as ace from \"ace-code\";\nimport {Mode as TypescriptMode} from \"ace-code/src/mode/typescript\";\nimport {AceLanguageClient} from \"ace-linters/build/ace-language-client\";\n\n// Create a web worker\nlet worker = new Worker(new URL('./webworker.js', import.meta.url));\nconst serverData = {\n  module: () =\u003e import(\"ace-linters/build/language-client\"),\n  modes: \"json\",\n  type: \"webworker\",\n  worker: worker,\n}\n\n// Create an Ace editor\nlet editor = ace.edit(\"container\", {\n  mode: new TypescriptMode() // Set the mode of the editor to Typescript\n});\n\n// Create a language provider for web worker\nlet languageProvider = AceLanguageClient.for(serverData);\n\n// Register the editor with the language provider\nlanguageProvider.registerEditor(editor);\n\n```\n\n[Example client](https://github.com/mkslanc/ace-linters/blob/main/packages/demo/webworker-json-rpc/demo.ts)\n\n**[!]** You need to describe server similar to that example:\n[Example server](https://github.com/mkslanc/ace-linters/blob/main/packages/demo/webworker-json-rpc/webworker.ts)\n\n## Supported LSP capabilities:\n- Text Document Synchronization (with incremental changes)\n- Hover\n- Diagnostics\n- Formatting\n- Completions\n- Signature Help\n\n[Full list of capabilities](https://github.com/mkslanc/ace-linters/wiki/Client-LSP-capabilities)\n\n## Supported languages\nAce linters support the following languages by default with webworkers approach:\n\n- JSON *powered by* [vscode-json-languageservice](https://github.com/Microsoft/vscode-json-languageservice)\n- HTML *powered by* [vscode-html-languageservice](https://github.com/Microsoft/vscode-html-languageservice)\n- CSS, SCSS, LESS *powered by* [vscode-css-languageservice](https://github.com/Microsoft/vscode-css-languageservice)\n- Typescript, Javascript, JSX, TSX *powered by* [Typescript](https://github.com/Microsoft/TypeScript)\n- Lua *powered by* [luaparse](https://github.com/fstirlitz/luaparse)\n- YAML *powered by* [Yaml Language Server](https://github.com/redhat-developer/yaml-language-server)\n- XML *powered by* [XML-Tools](https://github.com/SAP/xml-tools)\n- Javascript, JSX *powered by* [Eslint](https://github.com/eslint/eslint)\n- Python *powered by* [Ruff](https://github.com/charliermarsh/ruff)\n- PHP *powered by* [php-parser](https://github.com/glayzzle/php-parser)\n\n## Supported languages via extensions\n- MySQL, FlinkSQL, SparkSQL, HiveSQL, TrinoSQL, PostgreSQL, Impala SQL, PL/SQL *with* [ace-sql-linter](https://www.npmjs.com/package/ace-sql-linter)\n\n## Installation\n\nTo install Ace linters, you can use the following command:\n\n```bash\nnpm install ace-linters\n```\n\n## License\n\nAce linters is released under the [MIT License](https://opensource.org/licenses/MIT).\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmkslanc%2Face-linters","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmkslanc%2Face-linters","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmkslanc%2Face-linters/lists"}