Merge pull request #67 from cucumber/document-symbols

Add support for document symbols

CHANGELOG.md

@@ -11,6 +11,11 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Fixed
 - Fix rust snippet fn name to lowercase ([#103](https://github.com/cucumber/language-service/issues/103), [#104](https://github.com/cucumber/language-service/pull/104))
 
+### Added
+- Add support for [document symbols](https://microsoft.github.io/language-server-protocol/specifications/lsp/3.17/specification/#textDocument_documentSymbol) ([#98](https://github.com/cucumber/language-service/issues/98), [#106](https://github.com/cucumber/language-service/pull/106))
+- (Java) Recognise regexps with `(?i)`, with the caveat that the resulting JavaScript `RegExp` is _not_ case insensitive ([#100](https://github.com/cucumber/language-service/issues/100), [#108](https://github.com/cucumber/language-service/pull/108))
+- (TypeScript) Add support for template literals without subsitutions. ([#101](https://github.com/cucumber/language-service/issues/101), [#107](https://github.com/cucumber/language-service/pull/107))
+
 ## [1.0.0] - 2022-10-05
 ### Added
 - Support for [Cucumber Rust](https://github.com/cucumber-rs/cucumber) ([#82](https://github.com/cucumber/language-service/issues/82), [#99](https://github.com/cucumber/language-service/pull/99))

package.json

@@ -87,7 +87,7 @@
   },
   "dependencies": {
     "@cucumber/gherkin-utils": "^8.0.0",
-    "@cucumber/language-service": "^1.0.1",
+    "@cucumber/language-service": "^1.1.0",
     "fast-glob": "3.2.12",
     "source-map-support": "0.5.21",
     "vscode-languageserver": "8.0.2",

src/CucumberLanguageServer.ts

@@ -5,6 +5,7 @@ import {
   getGenerateSnippetCodeAction,
   getGherkinCompletionItems,
   getGherkinDiagnostics,
+  getGherkinDocumentFeatureSymbol,
   getGherkinFormattingEdits,
   getGherkinSemanticTokens,
   getStepDefinitionLocationLinks,
@@ -261,6 +262,18 @@ export class CucumberLanguageServer {
         connection.console.info('onDefinition is disabled')
       }
 
+      if (params.capabilities.textDocument?.documentSymbol) {
+        connection.onDocumentSymbol((params) => {
+          const doc = documents.get(params.textDocument.uri)
+          if (!doc) return []
+          const gherkinSource = doc.getText()
+          const symbol = getGherkinDocumentFeatureSymbol(gherkinSource)
+          return symbol ? [symbol] : null
+        })
+      } else {
+        connection.console.info('onDocumentSymbol is disabled')
+      }
+
       return {
         capabilities: this.capabilities(),
         serverInfo: this.info(),
@@ -311,6 +324,9 @@ export class CucumberLanguageServer {
           tokenModifiers: [],
         },
       },
+      documentSymbolProvider: {
+        label: 'Cucumber',
+      },
       documentFormattingProvider: true,
       definitionProvider: true,
     }