refactor: shift copyBytes and tweak deps to reduce dependencies (#6469)

1 files changed, 4 insertions, 1 deletions

diff --git a/std/textproto/mod.ts b/std/textproto/mod.ts
index e5645a9ed..f440ba5d5 100644
--- a/std/textproto/mod.ts
+++ b/std/textproto/mod.ts
@@ -4,7 +4,6 @@
 // license that can be found in the LICENSE file.
 
 import { BufReader } from "../io/bufio.ts";
-import { charCode } from "../io/util.ts";
 import { concat } from "../bytes/mod.ts";
 import { decode } from "../encoding/utf8.ts";
 
@@ -19,6 +18,10 @@ function str(buf: Uint8Array | null | undefined): string {
   }
 }
 
+function charCode(s: string): number {
+  return s.charCodeAt(0);
+}
+
 export class TextProtoReader {
   constructor(readonly r: BufReader) {}