chore(mcp): Add helpers to parse parameters (#2821)

Signed-off-by: Colin Walters <walters@verbum.org>
2025-08-03 04:51:36 -04:00
parent da8f64b370
commit 412ceb8128
4 changed files with 41 additions and 33 deletions
@@ -24,7 +24,7 @@ use url::Url;

 use include_dir::{include_dir, Dir};
 use mcp_core::{
-    handler::{PromptError, ResourceError, ToolError},
+    handler::{require_str_parameter, PromptError, ResourceError, ToolError},
    protocol::ServerCapabilities,
 };

@@ -919,12 +919,7 @@ impl DeveloperRouter {
                self.text_editor_view(&path, view_range).await
            }
            "write" => {
-                let file_text = params
-                    .get("file_text")
-                    .and_then(|v| v.as_str())
-                    .ok_or_else(|| {
-                        ToolError::InvalidParameters("Missing 'file_text' parameter".into())
-                    })?;
+                let file_text = require_str_parameter(&params, "file_text")?;

                self.text_editor_write(&path, file_text).await
            }