just/src/show_whitespace.rs

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428 B
Rust
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use crate::common::*;
/// String wrapper that uses nonblank characters to display spaces and tabs
pub struct ShowWhitespace<'str>(pub &'str str);
impl<'str> Display for ShowWhitespace<'str> {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
for c in self.0.chars() {
match c {
'\t' => write!(f, "")?,
' ' => write!(f, "")?,
_ => write!(f, "{}", c)?,
};
}
Ok(())
}
}