fix: support inline completions in Docker Compose files

server/aws-lsp-codewhisperer/src/shared/languageDetection.test.ts

@@ -33,6 +33,13 @@ describe('LanguageDetection', () => {
                 )
             }
         })
+
+        it(`maps the 'dockercompose' language id (used by some IDEs for docker-compose files) to yaml`, () => {
+            assert.strictEqual(
+                getLanguageId(TextDocument.create('test://docker-compose.yaml', 'dockercompose', 1, '')),
+                'yaml'
+            )
+        })
     })
 
     describe('getSupportedLanguageId', () => {
@@ -41,6 +48,11 @@ describe('LanguageDetection', () => {
             assert.ok(getSupportedLanguageId(typescriptDocument, ['typescript', 'javascript']))
             assert.ok(!getSupportedLanguageId(typescriptDocument, ['javascript']))
         })
+
+        it('should support docker-compose files reported with the dockercompose language id', () => {
+            const dockerComposeDocument = TextDocument.create('test://docker-compose.yaml', 'dockercompose', 1, '')
+            assert.strictEqual(getSupportedLanguageId(dockerComposeDocument), 'yaml')
+        })
     })
 
     describe('getCodeWhispererLanguageIdFromPath', () => {

server/aws-lsp-codewhisperer/src/shared/languageDetection.ts

@@ -177,6 +177,9 @@ export const qLanguageIdByDocumentLanguageId: { [key: string]: CodewhispererLang
     vue: 'vue',
     yaml: 'yaml',
     yml: 'yaml',
+    // Some IDEs (e.g. VS Code) report docker-compose files with the 'dockercompose'
+    // language id rather than 'yaml'; treat it as YAML so completions are provided.
+    dockercompose: 'yaml',
 }
 
 export const getSupportedLanguageId = (