reduce boilerplate in ascii_cmd.c

.vscode/.server-controller-port.log

@@ -1,5 +1,5 @@
 {
   "port": 13452,
-  "time": 1752334981843,
+  "time": 1752339760765,
   "version": "0.0.3"
 }

.vscode/settings.json

@@ -8,7 +8,19 @@
         "common.h": "c",
         "modulator.h": "c",
         "control_pipe.h": "c",
-        "stdlib.h": "c"
+        "stdlib.h": "c",
+        "chrono": "c",
+        "text_encoding": "c",
+        "typeindex": "c",
+        "typeinfo": "c",
+        "*.inc": "c",
+        "complex": "c",
+        "format": "c",
+        "array": "c",
+        "string": "c",
+        "string_view": "c",
+        "ranges": "c",
+        "span": "c"
     },
     "C_Cpp.codeAnalysis.clangTidy.checks.disabled": [
         "clang-diagnostic-error"