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Fix padding, add --wrap argument, disable wrap for non-tty.

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Now bat(1) can be used like cat(1) again!
This commit is contained in:
eth-p 2018-05-12 13:23:33 -07:00
parent f95a23f948
commit cd26d403a3
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GPG Key ID: 1F8DF8091CD46FBC
1 changed files with 44 additions and 52 deletions
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96
src/printer.rs
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@ -117,67 +117,59 @@ impl<'a> Printer<'a> {
let border = if gutter_width > 0 && self.config.output_components.grid() {
self.gen_border()
} else {
PrintSegment {
size: 0,
text: "".to_owned(),
}
};
for &(style, text) in regions.iter() {
let mut chars = text.chars().filter(|c| *c != '\n');
let mut remaining = text.chars().filter(|c| *c != '\n').count();
cursor_max -= border.size;
write!(self.handle, "{} ", border.text)?;
while remaining > 0 {
let available = cursor_max - cursor;
// Line contents.
for &(style, text) in regions.iter() {
let mut chars = text.chars().filter(|c| *c != '\n');
let mut remaining = text.chars().filter(|c| *c != '\n').count();
// It fits.
if remaining <= available {
let text = chars.by_ref().take(remaining).collect::<String>();
cursor += remaining;
while remaining > 0 {
let available = cursor_max - cursor;
write!(
self.handle,
"{}",
as_terminal_escaped(
style,
&*text,
self.config.true_color,
self.config.colored_output
)
)?;
break;
}
// It fits.
if remaining <= available {
let text = chars.by_ref().take(remaining).collect::<String>();
cursor += remaining;
// It wraps.
if self.config.output_wrap == OutputWrap::Character {
let text = chars.by_ref().take(available).collect::<String>();
cursor = 0;
remaining -= available;
write!(
self.handle,
"{}",
as_terminal_escaped(
style,
&*text,
self.config.true_color,
self.config.colored_output
)
)?;
break;
}
write!(
self.handle,
"{}\n{}{}",
as_terminal_escaped(
style,
&*text,
self.config.true_color,
self.config.colored_output
),
" ".repeat(gutter_width),
border.text.to_owned()
)?;
// It wraps.
if self.config.output_wrap == OutputWrap::Character {
let text = chars.by_ref().take(available).collect::<String>();
cursor = 0;
remaining -= available;
write!(
self.handle,
"{}\n{}{} ",
as_terminal_escaped(
style,
&*text,
self.config.true_color,
self.config.colored_output
),
" ".repeat(gutter_width),
border.text.to_owned()
)?;
continue;
continue;
}
}
}
write!(self.handle, "\n")?;
}
// Finished.
write!(self.handle, "\n")?;
Ok(())
}
@ -230,8 +222,8 @@ impl<'a> Printer<'a> {
/// Generates the vertical grid border.
fn gen_border(&self) -> PrintSegment {
return PrintSegment {
text: self.colors.grid.paint("│").to_string(),
size: 1,
text: self.colors.grid.paint("│ ").to_string(),
size: 2,
};
}