2 files changed, 2 insertions, 31 deletions
diff --git a/src/i3bar_protocol.rs b/src/i3bar_protocol.rs
index 8fdb0e2..d7d3f3e 100644
--- a/src/i3bar_protocol.rs
+++ b/src/i3bar_protocol.rs
@@ -1,7 +1,7 @@
 use crate::color::Color;
 use crate::pointer_btn::PointerBtn;
 use crate::text::Align;
-use crate::utils::{de_first_json, de_last_json, last_line, trim_ascii_start};
+use crate::utils::{de_first_json, de_last_json, last_line};
 use serde::{de, Deserialize, Serialize};
 use std::io::{self, Error, ErrorKind};
 
@@ -116,7 +116,7 @@ impl Protocol {
                 }
                 None => Ok(bytes),
             },
-            Self::JsonNotStarted { header } => match trim_ascii_start(bytes) {
+            Self::JsonNotStarted { header } => match bytes.trim_ascii_start() {
                 [] => Ok(&[]),
                 [b'[', rem @ ..] => {
                     *self = Self::Json {
diff --git a/src/utils.rs b/src/utils.rs
index c7913f1..826edc0 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -76,20 +76,6 @@ pub fn de_first_json<'a, T: Deserialize<'a>>(
     }
 }
 
-/// Returns a byte slice with leading ASCII whitespace bytes removed.
-///
-/// TODO: remove if/when slice::trim_ascii_start is stabilized.
-pub fn trim_ascii_start(mut bytes: &[u8]) -> &[u8] {
-    while let [first, rest @ ..] = bytes {
-        if first.is_ascii_whitespace() {
-            bytes = rest;
-        } else {
-            break;
-        }
-    }
-    bytes
-}
-
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -143,19 +129,4 @@ mod tests {
         let s = b"hello\nworld\n...";
         assert_eq!(last_line(s), Some((str!("world"), str!("..."))));
     }
-
-    #[test]
-    fn test_trim_start() {
-        let s = b" ";
-        assert_eq!(trim_ascii_start(s), b"");
-
-        let s = b"hello";
-        assert_eq!(trim_ascii_start(s), b"hello");
-
-        let s = b"\t \nhello";
-        assert_eq!(trim_ascii_start(s), b"hello");
-
-        let s = b" \t \nhello\n";
-        assert_eq!(trim_ascii_start(s), b"hello\n");
-    }
 }