fix: restore iota blocks, asm --format flag and prose after the syntax pass

lsp/protocol.go

@@ -29,13 +29,8 @@ type rpcError struct {
 	Message string `json:"message"`
 }
 
-// JSON-RPC error codes used by LSP.
 const (
-	errParse          = -32700
-	errInvalidRequest = -32600
 	errMethodNotFound = -32601
-	errInvalidParams  = -32602
-	errInternal       = -32603
 )
 
 // --- LSP positions and ranges ----------------------------------------------
@@ -119,16 +114,14 @@ type didCloseParams struct {
 
 // --- completion -------------------------------------------------------------
 
-// Completion item kinds (a useful subset).
 const (
 	ciFunction = 3
-	ciField    = 5
+
 	ciVariable = 6
 	ciClass    = 7
 	ciModule   = 9
 	ciKeyword  = 14
 	ciConstant = 21
-	ciStruct   = 22
 )
 
 // CompletionItem is one completion suggestion.