remove message arg normalization

Author: Tarquinen

lib/tools/compress-message.ts

@@ -11,7 +11,6 @@ import {
     formatCompressMessageIssues,
     formatCompressMessageResult,
     COMPRESSED_BLOCK_HEADER,
-    normalizeCompressMessageArgs,
     resolveMessageCompressions,
     validateCompressMessageArgs,
     type CompressMessageToolArgs,
@@ -70,9 +69,7 @@ export function createCompressMessageTool(ctx: ToolContext): ReturnType<typeof t
                 metadata: {},
             })
 
-            const compressMessageArgs = normalizeCompressMessageArgs(
-                args as Record<string, unknown>,
-            )
+            const compressMessageArgs = args as CompressMessageToolArgs
             validateCompressMessageArgs(compressMessageArgs)
 
             toolCtx.metadata({

lib/tools/utils.ts

@@ -70,12 +70,6 @@ export function normalizeCompressRangeArgs(args: Record<string, unknown>): Compr
     }
 }
 
-export function normalizeCompressMessageArgs(
-    args: Record<string, unknown>,
-): CompressMessageToolArgs {
-    return args as unknown as CompressMessageToolArgs
-}
-
 export interface BoundaryReference {
     kind: "message" | "compressed-block"
     rawIndex: number