Add cfg: lsp.semanticTokens & lsp.hover

Author: mtshiba

package.json

@@ -3,7 +3,7 @@
 	"displayName": "vscode-erg",
 	"description": "Erg language support for Visual Studio Code",
 	"publisher": "erg-lang",
-	"version": "0.1.9",
+	"version": "0.1.10",
 	"engines": {
 		"vscode": "^1.70.0"
 	},
@@ -61,10 +61,20 @@
 					"default": "",
 					"description": "Path to `erg` executable"
 				},
-				"vscode-erg.lsp.inlayhints": {
+				"vscode-erg.lsp.inlayHints": {
 					"type": "boolean",
 					"default": true,
 					"description": "Enable inlay hints"
+				},
+				"vscode-erg.lsp.semanticTokens": {
+					"type": "boolean",
+					"default": true,
+					"description": "Enable semantic tokens"
+				},
+				"vscode-erg.lsp.hover": {
+					"type": "boolean",
+					"default": true,
+					"description": "Enable hover"
 				}
 			}
 		}

src/extension.ts

@@ -16,6 +16,9 @@ async function startLanguageClient(context: ExtensionContext) {
 				.get<string>("executablePath", "");
 			return executablePath === "" ? "erg" : executablePath;
 		})();
+		const enableInlayHints = workspace.getConfiguration("vscode-erg").get<boolean>("lsp.inlayHints", true);
+		const enableSemanticTokens = workspace.getConfiguration("vscode-erg").get<boolean>("lsp.semanticTokens", true);
+		const enableHover = workspace.getConfiguration("vscode-erg").get<boolean>("lsp.hover", true);
 		const buildFeatures = await (async () => {
 			const buildFeaturesProcess = spawn(executablePath, ["--build-features"]);
 			let buildFeatures = "";
@@ -25,10 +28,26 @@ async function startLanguageClient(context: ExtensionContext) {
 			return buildFeatures;
 		})();
 		let serverOptions: ServerOptions;
+		let args = ["--language-server"];
+		if (!(enableInlayHints && enableSemanticTokens && enableHover)) {
+			args.push("--");
+		}
+		if (!enableInlayHints) {
+			args.push("--disable");
+			args.push("inlayHints");
+		}
+		if (!enableSemanticTokens) {
+			args.push("--disable");
+			args.push("semanticTokens");
+		}
+		if (!enableHover) {
+			args.push("--disable");
+			args.push("hover");
+		}
 		if (buildFeatures.includes("els")) {
 			serverOptions = {
 				command: executablePath,
-				args: ["--language-server"],
+				args,
 			};
 		} else {
 			serverOptions = {