mirror of https://github.com/sharkdp/fd.git
100 lines
2.6 KiB
Rust
100 lines
2.6 KiB
Rust
use crate::exit_codes::ExitCode;
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use crate::internal::opts::FdOptions;
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use lscolors::{LsColors, Style};
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use std::borrow::Cow;
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use std::io::{self, StdoutLock, Write};
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use std::path::{Component, Path, PathBuf};
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use std::process;
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use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::Arc;
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use ansi_term;
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/// Remove the `./` prefix from a path.
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fn strip_current_dir(pathbuf: &PathBuf) -> &Path {
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let mut iter = pathbuf.components();
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let mut iter_next = iter.clone();
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if iter_next.next() == Some(Component::CurDir) {
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iter.next();
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}
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iter.as_path()
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}
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pub fn print_entry(
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stdout: &mut StdoutLock,
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entry: &PathBuf,
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config: &FdOptions,
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wants_to_quit: &Arc<AtomicBool>,
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) {
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let path = if entry.is_absolute() {
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entry.as_path()
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} else {
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strip_current_dir(entry)
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};
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let r = if let Some(ref ls_colors) = config.ls_colors {
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print_entry_colorized(stdout, path, config, ls_colors, &wants_to_quit)
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} else {
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print_entry_uncolorized(stdout, path, config)
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};
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if r.is_err() {
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// Probably a broken pipe. Exit gracefully.
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process::exit(ExitCode::GeneralError.into());
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}
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}
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fn replace_path_separator<'a>(config: &FdOptions, path: &mut Cow<'a, str>) {
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match &config.path_separator {
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None => {}
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Some(sep) => {
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*path.to_mut() = path.replace(std::path::MAIN_SEPARATOR, &sep);
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}
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}
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}
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fn print_entry_colorized(
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stdout: &mut StdoutLock,
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path: &Path,
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config: &FdOptions,
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ls_colors: &LsColors,
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wants_to_quit: &Arc<AtomicBool>,
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) -> io::Result<()> {
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let default_style = ansi_term::Style::default();
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// Traverse the path and colorize each component
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for (component, style) in ls_colors.style_for_path_components(path) {
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let style = style
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.map(Style::to_ansi_term_style)
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.unwrap_or(default_style);
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let mut path_string = component.to_string_lossy();
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replace_path_separator(&config, &mut path_string);
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write!(stdout, "{}", style.paint(path_string))?;
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if wants_to_quit.load(Ordering::Relaxed) {
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writeln!(stdout)?;
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process::exit(ExitCode::KilledBySigint.into());
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}
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}
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if config.null_separator {
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write!(stdout, "\0")
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} else {
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writeln!(stdout)
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}
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}
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fn print_entry_uncolorized(
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stdout: &mut StdoutLock,
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path: &Path,
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config: &FdOptions,
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) -> io::Result<()> {
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let separator = if config.null_separator { "\0" } else { "\n" };
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let mut path_str = path.to_string_lossy();
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replace_path_separator(&config, &mut path_str);
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write!(stdout, "{}{}", path_str, separator)
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}
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