feat: adds option to set the log level

Author: gnikit

package.json

@@ -180,6 +180,19 @@
             ],
             "markdownDescription": "Specify the word case to use when suggesting autocomplete options.",
             "order": 60
+          },
+          "fortran.logging.level": {
+            "type": "string",
+            "default": "Info",
+            "enum": [
+              "None",
+              "Error",
+              "Warn",
+              "Info",
+              "Debug"
+            ],
+            "markdownDescription": "The log level for the extension.",
+            "order": 70
           }
         }
       },
@@ -560,5 +573,11 @@
     "glob": "^8.0.3",
     "vscode-languageclient": "^8.0.2",
     "which": "^2.0.2"
+  },
+  "__metadata": {
+    "id": "64379b4d-40cd-415a-8643-b07572d4a243",
+    "publisherDisplayName": "The Fortran Programming Language",
+    "publisherId": "0fb8288f-2952-4d83-8d25-46814faecc34",
+    "isPreReleaseVersion": false
   }
 }

src/extension.ts

@@ -12,11 +12,11 @@ import { FortlsClient } from './lsp/client';
 import { FortranHoverProvider } from './features/hover-provider';
 import { FortranLintingProvider } from './features/linter-provider';
 import { EXTENSION_ID, FortranDocumentSelector } from './lib/tools';
-import { Logger } from './services/logging';
+import { getConfigLogLevel, Logger } from './services/logging';
 import { WhatsNew } from './features/commands';
 
 // Make it global to catch errors when activation fails
-const logger = new Logger(vscode.window.createOutputChannel('Modern Fortran'));
+const logger = new Logger(vscode.window.createOutputChannel('Modern Fortran'), getConfigLogLevel());
 
 export async function activate(context: vscode.ExtensionContext) {
   const config = vscode.workspace.getConfiguration(EXTENSION_ID);
@@ -35,6 +35,14 @@ export async function activate(context: vscode.ExtensionContext) {
   logger.info(`Hover set to: ${hoverType}`);
   logger.info(`Symbols set to: ${symbolsType}`);
 
+  context.subscriptions.push(
+    vscode.workspace.onDidChangeConfiguration(e => {
+      if (e.affectsConfiguration(`${EXTENSION_ID}.logging.level`)) {
+        // Leave config field empty to fetch the most updated config values
+        logger.setLogLevel(getConfigLogLevel());
+      }
+    })
+  );
   // Linter is always activated but will only lint if compiler !== Disabled
   const linter = new FortranLintingProvider(logger);
   linter.activate(context.subscriptions);

src/services/logging.ts

@@ -1,4 +1,5 @@
-import { OutputChannel, window } from 'vscode';
+import { OutputChannel, window, workspace, WorkspaceConfiguration } from 'vscode';
+import { EXTENSION_ID } from '../lib/tools';
 
 export enum LogLevel {
   DEBUG = 0,
@@ -84,3 +85,15 @@ export class Logger {
     this.channel.appendLine(`[${LogLevel[level]} - ${title}] ${message}`);
   }
 }
+
+/**
+ * Gets the `fortran.logging.level` option from the workspace settings and converts
+ * it a `LogLevel` enum value.
+ * @param config workspace configuration object
+ * @returns `LogLevel` enum value
+ */
+export function getConfigLogLevel(
+  config: WorkspaceConfiguration = workspace.getConfiguration(EXTENSION_ID)
+): LogLevel {
+  return LogLevel[config.get<string>('logging.level').toUpperCase() as keyof typeof LogLevel];
+}

test/fortran/.vscode/settings.json

@@ -10,5 +10,6 @@
   "fortran.fortls.directories": ["./**"],
   "fortran.fortls.excludeSuffixes": [".snap"],
   "fortran.fortls.excludeDirectories": [".vscode/"],
-  "fortran.fortls.notifyInit": true
+  "fortran.fortls.notifyInit": true,
+  "fortran.logging.level": "Debug"
 }