fix: only enable byonm if workspace root has pkg json (#25379)

Closes #25355

cli/args/mod.rs

@@ -1740,7 +1740,7 @@ fn resolve_node_modules_folder(
     return Ok(None);
   } else if let Some(state) = &*NPM_PROCESS_STATE {
     return Ok(state.local_node_modules_path.as_ref().map(PathBuf::from));
-  } else if workspace.package_jsons().next().is_some() {
+  } else if root_folder.pkg_json.is_some() {
     let node_modules_dir = resolve_from_root(root_folder, cwd);
     if let Ok(deno_dir) = deno_dir_provider.get_or_create() {
       // `deno_dir.root` can be symlink in macOS

cli/lsp/config.rs

@@ -1393,7 +1393,7 @@ impl ConfigData {
       .unwrap_or_default();
     let byonm = match node_modules_dir {
       Some(mode) => mode == NodeModulesDirMode::Manual,
-      None => member_dir.workspace.package_jsons().next().is_some(),
+      None => member_dir.workspace.root_pkg_json().is_some(),
     };
     if byonm {
       lsp_log!("  Enabled 'bring your own node_modules'.");

tests/specs/workspaces/auto_install_pkg_json_member_only/__test__.jsonc

@@ -0,0 +1,4 @@
+{
+  "args": "run -A pkg_json/main.ts",
+  "output": "pkg_json/main.out"
+}

tests/specs/workspaces/auto_install_pkg_json_member_only/deno.json

@@ -0,0 +1,4 @@
+{
+  "lock": false,
+  "workspace": ["pkg_json"]
+}

tests/specs/workspaces/auto_install_pkg_json_member_only/pkg_json/main.out

@@ -0,0 +1,3 @@
+Download http://localhost:4260/chalk
+Download http://localhost:4260/chalk/chalk-5.0.1.tgz
+Hi

tests/specs/workspaces/auto_install_pkg_json_member_only/pkg_json/main.ts

@@ -0,0 +1,3 @@
+import chalk from "chalk";
+
+console.log(chalk.green("Hi"));

tests/specs/workspaces/auto_install_pkg_json_member_only/pkg_json/package.json

@@ -0,0 +1,5 @@
+{
+  "dependencies": {
+    "chalk": "*"
+  }
+}