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refact(ui): infallible conversion for u8 to char

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steven-omaha
2024-01-16 13:19:37 +01:00
parent b5cbcdce4b
commit ec1aab4b43
1 changed files with 3 additions and 5 deletions
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crates/pacdef_core/src/ui.rs
+3 -5
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@@ -33,13 +33,11 @@ pub fn read_single_char_from_terminal() -> Result<char> {
new_termios.c_cc[VTIME] = 0; new_termios.c_cc[VTIME] = 0;
tcsetattr(fd, TCSANOW, &new_termios).context("setting terminal mode")?; tcsetattr(fd, TCSANOW, &new_termios).context("setting terminal mode")?;
let mut input = [0u8; 1]; let mut input_buffer = [0u8; 1];
io::stdin() io::stdin()
.read_exact(&mut input[..]) .read_exact(&mut input_buffer[..])
.context("reading one byte from stdin")?; .context("reading one byte from stdin")?;
let result: char = input[0] let result: char = input_buffer[0].into();
.try_into()
.context("reading a single byte from stdin")?;
// stdin is not echoed automatically in this terminal mode // stdin is not echoed automatically in this terminal mode
println!("{result}"); println!("{result}");