diff options
Diffstat (limited to 'vendor/indicatif/src/term_like.rs')
-rw-r--r-- | vendor/indicatif/src/term_like.rs | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/vendor/indicatif/src/term_like.rs b/vendor/indicatif/src/term_like.rs new file mode 100644 index 0000000..b489b65 --- /dev/null +++ b/vendor/indicatif/src/term_like.rs @@ -0,0 +1,79 @@ +use std::fmt::Debug; +use std::io; + +use console::Term; + +/// A trait for minimal terminal-like behavior. +/// +/// Anything that implements this trait can be used a draw target via [`ProgressDrawTarget::term_like`]. +/// +/// [`ProgressDrawTarget::term_like`]: crate::ProgressDrawTarget::term_like +pub trait TermLike: Debug + Send + Sync { + /// Return the terminal width + fn width(&self) -> u16; + /// Return the terminal height + fn height(&self) -> u16 { + // FIXME: remove this default impl in the next major version bump + 20 // sensible default + } + + /// Move the cursor up by `n` lines + fn move_cursor_up(&self, n: usize) -> io::Result<()>; + /// Move the cursor down by `n` lines + fn move_cursor_down(&self, n: usize) -> io::Result<()>; + /// Move the cursor right by `n` chars + fn move_cursor_right(&self, n: usize) -> io::Result<()>; + /// Move the cursor left by `n` chars + fn move_cursor_left(&self, n: usize) -> io::Result<()>; + + /// Write a string and add a newline. + fn write_line(&self, s: &str) -> io::Result<()>; + /// Write a string + fn write_str(&self, s: &str) -> io::Result<()>; + /// Clear the current line and reset the cursor to beginning of the line + fn clear_line(&self) -> io::Result<()>; + + fn flush(&self) -> io::Result<()>; +} + +impl TermLike for Term { + fn width(&self) -> u16 { + self.size().1 + } + + fn height(&self) -> u16 { + self.size().0 + } + + fn move_cursor_up(&self, n: usize) -> io::Result<()> { + self.move_cursor_up(n) + } + + fn move_cursor_down(&self, n: usize) -> io::Result<()> { + self.move_cursor_down(n) + } + + fn move_cursor_right(&self, n: usize) -> io::Result<()> { + self.move_cursor_right(n) + } + + fn move_cursor_left(&self, n: usize) -> io::Result<()> { + self.move_cursor_left(n) + } + + fn write_line(&self, s: &str) -> io::Result<()> { + self.write_line(s) + } + + fn write_str(&self, s: &str) -> io::Result<()> { + self.write_str(s) + } + + fn clear_line(&self) -> io::Result<()> { + self.clear_line() + } + + fn flush(&self) -> io::Result<()> { + self.flush() + } +} |