feat: support excluding rules from lint plugins

cli/js/40_lint.js

@@ -63,6 +63,7 @@ const PropFlags = {
 const state = {
   plugins: [],
   installedPlugins: new Set(),
+  ignoredRules: new Set(),
 };
 
 /**
@@ -197,8 +198,9 @@ export class Context {
 
 /**
  * @param {LintPlugin} plugin
+ * @param {string[]} exclude
  */
-export function installPlugin(plugin) {
+export function installPlugin(plugin, exclude) {
   if (typeof plugin !== "object") {
     throw new Error("Linter plugin must be an object");
   }
@@ -214,6 +216,12 @@ export function installPlugin(plugin) {
   state.plugins.push(plugin);
   state.installedPlugins.add(plugin.name);
 
+  // TODO(@marvinhagemeister): This should be done once instead of
+  // for every plugin
+  for (let i = 0; i < exclude.length; i++) {
+    state.ignoredRules.add(exclude[i]);
+  }
+
   return {
     name: plugin.name,
     ruleNames: Object.keys(plugin.rules),
@@ -921,6 +929,12 @@ export function runPluginsForFile(fileName, serializedAst) {
     for (const name of Object.keys(plugin.rules)) {
       const rule = plugin.rules[name];
       const id = `${plugin.name}/${name}`;
+
+      // Check if this rule is excluded
+      if (state.ignoredRules.has(id)) {
+        continue;
+      }
+
       const ctx = new Context(id, fileName);
       const visitor = rule.create(ctx);
 

cli/js/40_lint_types.d.ts

@@ -70,6 +70,8 @@ export interface LintPlugin {
 export interface LintState {
   plugins: LintPlugin[];
   installedPlugins: Set<string>;
+  /** format: `<plugin>/<rule>` */
+  ignoredRules: Set<string>;
 }
 
 export type VisitorFn = (node: unknown) => void;

cli/lsp/config.rs

@@ -1643,6 +1643,7 @@ impl ConfigData {
           crate::tools::lint::create_runner_and_load_plugins(
             plugin_specifiers,
             logger,
+            lint_options.rules.exclude.clone(),
           )
           .await;
         // eprintln!("plugin load result {:#?}", plugin_load_result);

cli/schemas/lint-rules.v1.json

@@ -1,5 +1,11 @@
 {
   "$schema": "http://json-schema.org/draft-07/schema#",
+  "oneOf": [
+    {
+      "type": "string",
+      "pattern": "^[a-z0-9-]+\\/[a-z0-9-]+$"
+    },
+    {
       "enum": [
         "adjacent-overload-signatures",
         "ban-ts-comment",
@@ -109,4 +115,6 @@
         "valid-typeof",
         "verbatim-module-syntax"
       ]
+    }
+  ]
 }

cli/tools/lint/mod.rs

@@ -286,6 +286,8 @@ impl WorkspaceLinter {
   ) -> Result<(), AnyError> {
     self.file_count += paths.len();
 
+    let exclude = lint_options.rules.exclude.clone();
+
     let maybe_plugin_specifiers = lint_options.resolve_lint_plugins()?;
     let lint_rules = self.lint_rule_provider.resolve_lint_rules_err_empty(
       lint_options.rules,
@@ -311,8 +313,11 @@ impl WorkspaceLinter {
     let mut plugin_runner = None;
     if let Some(plugin_specifiers) = maybe_plugin_specifiers {
       let logger = plugins::PluginLogger::new(logger_printer, true);
-      let runner =
-        plugins::create_runner_and_load_plugins(plugin_specifiers, logger)
+      let runner = plugins::create_runner_and_load_plugins(
+        plugin_specifiers,
+        logger,
+        exclude,
+      )
       .await?;
       plugin_runner = Some(Arc::new(Mutex::new(runner)));
     }

cli/tools/lint/plugins.rs

@@ -34,7 +34,7 @@ use crate::tools::lint::serialize_ast_to_buffer;
 
 #[derive(Debug)]
 pub enum PluginHostRequest {
-  LoadPlugins(Vec<ModuleSpecifier>),
+  LoadPlugins(Vec<ModuleSpecifier>, Option<Vec<String>>),
   Run(Vec<u8>, PathBuf, SourceTextInfo),
 }
 
@@ -272,8 +272,8 @@ impl PluginHost {
     while let Some(req) = self.rx.recv().await {
       self.logger.log("received message");
       match req {
-        PluginHostRequest::LoadPlugins(specifiers) => {
-          let r = self.load_plugins(specifiers).await;
+        PluginHostRequest::LoadPlugins(specifiers, exclude) => {
+          let r = self.load_plugins(specifiers, exclude).await;
           let _ = self.tx.send(PluginHostResponse::LoadPlugin(r)).await;
         }
         PluginHostRequest::Run(serialized_ast, specifier, source_text_info) => {
@@ -361,6 +361,7 @@ impl PluginHost {
   async fn load_plugins(
     &mut self,
     plugin_specifiers: Vec<ModuleSpecifier>,
+    exclude: Option<Vec<String>>,
   ) -> Result<Vec<PluginInfo>, AnyError> {
     let mut load_futures = Vec::with_capacity(plugin_specifiers.len());
     for specifier in plugin_specifiers {
@@ -393,7 +394,19 @@ impl PluginHost {
       let install_plugins_local =
         v8::Local::new(scope, &*self.install_plugin_fn.clone());
       let undefined = v8::undefined(scope);
-      let args = &[default_export];
+
+      let exclude_v8: v8::Local<v8::Value> =
+        exclude.clone().map_or(v8::null(scope).into(), |v| {
+          let elems = v
+            .iter()
+            .map(|item| v8::String::new(scope, item).unwrap().into())
+            .collect::<Vec<_>>();
+
+          v8::Array::new_with_elements(scope, elems.as_slice()).into()
+        });
+
+      let args = &[default_export, exclude_v8];
+
       self.logger.log("Installing plugin...");
       // TODO(bartlomieju): do it in a try/catch scope
       let plugin_info = install_plugins_local
@@ -412,10 +425,11 @@ impl PluginHostProxy {
   pub async fn load_plugins(
     &self,
     plugin_specifiers: Vec<ModuleSpecifier>,
+    exclude: Option<Vec<String>>,
   ) -> Result<(), AnyError> {
     self
       .tx
-      .send(PluginHostRequest::LoadPlugins(plugin_specifiers))
+      .send(PluginHostRequest::LoadPlugins(plugin_specifiers, exclude))
       .await?;
     let mut rx = self.rx.lock().await;
     self.logger.log("receiving load plugins");
@@ -472,9 +486,10 @@ impl PluginHostProxy {
 pub async fn create_runner_and_load_plugins(
   plugin_specifiers: Vec<ModuleSpecifier>,
   logger: PluginLogger,
+  exclude: Option<Vec<String>>,
 ) -> Result<PluginHostProxy, AnyError> {
   let host_proxy = PluginHost::create(logger)?;
-  host_proxy.load_plugins(plugin_specifiers).await?;
+  host_proxy.load_plugins(plugin_specifiers, exclude).await?;
   Ok(host_proxy)
 }
 

tests/specs/lint/lint_plugin/__test__.jsonc

@@ -1,11 +1,14 @@
 {
-  "tempDir": true,
   "steps": [
     {
       "args": "lint a.ts",
       "output": "lint.out",
       "exitCode": 1
     },
+    {
+      "args": "lint -c deno_exclude.json a.ts",
+      "output": "lint_exclude.out"
+    },
     {
       "args": "lint --fix a.ts",
       "output": "lint_fixed.out"

tests/specs/lint/lint_plugin/deno_exclude.json

@@ -0,0 +1,10 @@
+{
+  "lint": {
+    "plugins": ["./plugin.ts"],
+    "rules": {
+      "exclude": [
+        "test-plugin/my-rule"
+      ]
+    }
+  }
+}

tests/specs/lint/lint_plugin/lint_exclude.out

@@ -0,0 +1 @@
+Checked 1 file