yhfp/
main.rs

1//! Copy current Helix file path with line number to clipboard.
2//!
3//! # Errors
4//! - `WezTerm` command or status line parsing fails.
5
6use core::str::FromStr;
7use std::process::Command;
8
9use rootcause::prelude::ResultExt as _;
10use rootcause::report;
11use ytil_editor::Editor;
12use ytil_hx::HxStatusLine;
13use ytil_sys::cli::Args;
14
15/// Formats Helix status line into file path with line number.
16///
17/// # Errors
18/// - UTF-8 conversion fails.
19fn format_hx_status_line(hx_status_line: &HxStatusLine) -> rootcause::Result<String> {
20    let file_path = hx_status_line
21        .file_path
22        .to_str()
23        .ok_or_else(|| report!("cannot convert path to str"))
24        .attach_with(|| format!("path={}", hx_status_line.file_path.display()))?;
25
26    Ok(format!("{file_path}:{}", hx_status_line.position.line))
27}
28
29/// Copy current Helix file path with line number to clipboard.
30#[ytil_sys::main]
31fn main() -> rootcause::Result<()> {
32    let args = ytil_sys::cli::get();
33    if args.has_help() {
34        println!("{}", include_str!("../help.txt"));
35        return Ok(());
36    }
37
38    let hx_pane_id = ytil_wezterm::get_sibling_pane_with_titles(
39        &ytil_wezterm::get_all_panes(&[])?,
40        ytil_wezterm::get_current_pane_id()?,
41        Editor::Hx.pane_titles(),
42    )?
43    .pane_id;
44
45    let wezterm_pane_text = String::from_utf8(
46        Command::new("wezterm")
47            .args(["cli", "get-text", "--pane-id", &hx_pane_id.to_string()])
48            .output()?
49            .stdout,
50    )?;
51
52    let hx_status_line_str = wezterm_pane_text
53        .lines()
54        .nth_back(1)
55        .ok_or_else(|| report!("missing hx status line"))
56        .attach_with(|| format!("pane_id={hx_pane_id} text={wezterm_pane_text:#?}"))?;
57
58    let hx_status_line = HxStatusLine::from_str(hx_status_line_str)?;
59
60    ytil_sys::file::cp_to_system_clipboard(&mut format_hx_status_line(&hx_status_line)?.as_bytes())?;
61
62    Ok(())
63}
64
65#[cfg(test)]
66mod tests {
67    use std::path::PathBuf;
68
69    use rstest::rstest;
70
71    use super::*;
72
73    #[rstest]
74    #[case("src/main.rs", 42, 7, "src/main.rs:42")]
75    #[case("yog/ytil/cmd/src/lib.rs", 1, 1, "yog/ytil/cmd/src/lib.rs:1")]
76    #[case("file.txt", 100, 50, "file.txt:100")]
77    fn test_format_hx_status_line_returns_path_with_line_number(
78        #[case] path: &str,
79        #[case] line: usize,
80        #[case] column: usize,
81        #[case] expected: &str,
82    ) {
83        let status = HxStatusLine {
84            file_path: PathBuf::from(path),
85            position: ytil_hx::HxCursorPosition { line, column },
86        };
87        assert2::assert!(let Ok(result) = format_hx_status_line(&status));
88        pretty_assertions::assert_eq!(result, expected);
89    }
90}
yhfp/main.rs

yhfp/
main.rs
