fix: add some debugging output

Author: jedwards1211

src/extension.ts

@@ -12,6 +12,12 @@ interface TextSnippet {
 }
 
 export function activate(context: vscode.ExtensionContext): void {
+  const output = vscode.window.createOutputChannel('Material-UI Snippets')
+  output.appendLine('Available snippets:')
+  for (const snippet of Object.values(snippets)) {
+    output.appendLine(`  ${snippet.prefix}`)
+  }
+
   for (const language of ['javascriptreact', 'typescriptreact']) {
     let lastOptions: SnippetOptions | null = null
     let lastSnippets: TextSnippet[]
@@ -50,44 +56,52 @@ export function activate(context: vscode.ExtensionContext): void {
         ): vscode.ProviderResult<
           vscode.CompletionItem[] | vscode.CompletionList
         > {
-          let insertPosition: vscode.Position = new vscode.Position(0, 0)
-          let existingImports: Set<string> | null
+          output.appendLine('provideCompletionItems() called')
           try {
-            ;({ insertPosition, existingImports } = getExistingImports(
-              document
-            ))
+            let insertPosition: vscode.Position = new vscode.Position(0, 0)
+            let existingImports: Set<string> | null
+            try {
+              ;({ insertPosition, existingImports } = getExistingImports(
+                document
+              ))
+            } catch (error) {
+              existingImports = null
+            }
+            const result = []
+            for (const snippet of getSnippets({
+              language: language as any, // eslint-disable-line @typescript-eslint/no-explicit-any
+              formControlMode:
+                vscode.workspace
+                  .getConfiguration('material-ui-snippets')
+                  .get('formControlMode') || 'controlled',
+            })) {
+              const { prefix, description, body, imports } = snippet
+              const snippetCompletion = new vscode.CompletionItem(prefix)
+              snippetCompletion.insertText = new vscode.SnippetString(body)
+              snippetCompletion.documentation = new vscode.MarkdownString(
+                description
+              )
+              const finalExistingImports = existingImports
+              if (finalExistingImports) {
+                snippetCompletion.additionalTextEdits = [
+                  vscode.TextEdit.insert(
+                    insertPosition,
+                    [...Object.entries(imports)]
+                      .filter(([source]) => !finalExistingImports.has(source))
+                      .map(entry => entry[1])
+                      .join('\n') + '\n'
+                  ),
+                ]
+              }
+              result.push(snippetCompletion)
+            }
+            output.appendLine('provideCompletionItems() returning')
+            return result
           } catch (error) {
-            existingImports = null
-          }
-          const result = []
-          for (const snippet of getSnippets({
-            language: language as any, // eslint-disable-line @typescript-eslint/no-explicit-any
-            formControlMode:
-              vscode.workspace
-                .getConfiguration('material-ui-snippets')
-                .get('formControlMode') || 'controlled',
-          })) {
-            const { prefix, description, body, imports } = snippet
-            const snippetCompletion = new vscode.CompletionItem(prefix)
-            snippetCompletion.insertText = new vscode.SnippetString(body)
-            snippetCompletion.documentation = new vscode.MarkdownString(
-              description
+            output.appendLine(
+              'provideCompletionItems() ERROR: ' + error.message
             )
-            const finalExistingImports = existingImports
-            if (finalExistingImports) {
-              snippetCompletion.additionalTextEdits = [
-                vscode.TextEdit.insert(
-                  insertPosition,
-                  [...Object.entries(imports)]
-                    .filter(([source]) => !finalExistingImports.has(source))
-                    .map(entry => entry[1])
-                    .join('\n') + '\n'
-                ),
-              ]
-            }
-            result.push(snippetCompletion)
           }
-          return result
         },
       })
     )