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|
//! Entry point for the `r2md-remove` helper binary.
//!
//! This binary reads a NUL-separated path list from stdin, removes paths supplied as command-line
//! arguments after normalization, and writes the filtered path list to stdout.
use std::{io, path::PathBuf};
use clap::Parser;
use repo2markdown::path_list_editor::remove_paths;
/// Remove paths from a null-separated file list from stdin.
#[derive(Debug, Parser)]
#[command(version, about, long_about = None)]
struct Cli {
/// Base path used to resolve relative input paths and removal paths.
#[arg(long, default_value = ".")]
origin: PathBuf,
/// Paths to remove from the input sequence.
paths: Vec<PathBuf>,
}
fn main() -> Result<(), Box<dyn std::error::Error>> {
let cli = Cli::parse();
remove_paths(
io::stdin().lock(),
io::stdout().lock(),
&cli.paths,
&cli.origin,
)
}
#[cfg(test)]
mod tests {
use std::path::PathBuf;
use clap::Parser;
use super::Cli;
#[test]
fn defaults_origin_to_current_directory() {
let cli = Cli::try_parse_from(["r2md-remove"]).unwrap();
assert_eq!(cli.origin, PathBuf::from("."));
}
#[test]
fn accepts_origin() {
let cli =
Cli::try_parse_from(["r2md-remove", "--origin", "/repo", "src/generated.rs"]).unwrap();
assert_eq!(cli.origin, PathBuf::from("/repo"));
assert_eq!(cli.paths, vec![PathBuf::from("src/generated.rs")]);
}
#[test]
fn accepts_no_paths() {
let cli = Cli::try_parse_from(["r2md-remove"]).unwrap();
assert_eq!(cli.paths, Vec::<PathBuf>::new());
}
#[test]
fn accepts_one_path() {
let cli = Cli::try_parse_from(["r2md-remove", "README.md"]).unwrap();
assert_eq!(cli.paths, vec![PathBuf::from("README.md")]);
}
#[test]
fn accepts_multiple_paths() {
let cli = Cli::try_parse_from(["r2md-remove", "README.md", "src/main.rs"]).unwrap();
assert_eq!(
cli.paths,
vec![PathBuf::from("README.md"), PathBuf::from("src/main.rs")]
);
}
#[test]
fn treats_arguments_after_double_dash_as_paths() {
let cli = Cli::try_parse_from([
"r2md-remove",
"--",
"--filename-that-looks-like-an-option",
"main.rs",
])
.unwrap();
assert_eq!(
cli.paths,
vec![
PathBuf::from("--filename-that-looks-like-an-option"),
PathBuf::from("main.rs")
]
);
}
}
|
