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Allow working directory to be nonexistent if search path is given

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Fixes #1072
This commit is contained in:
Sijmen 2022-07-31 23:13:08 +02:00 committed by David Peter
parent ac934bd703
commit fdcbb2f008
1 changed files with 28 additions and 29 deletions
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57
src/main.rs
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@ -70,10 +70,7 @@ fn run() -> Result<ExitCode> {
let matches = app::build_app().get_matches_from(env::args_os());
set_working_dir(&matches)?;
let current_directory = Path::new(".");
ensure_current_directory_exists(current_directory)?;
let search_paths = extract_search_paths(&matches, current_directory)?;
let search_paths = extract_search_paths(&matches)?;
let pattern = extract_search_pattern(&matches)?;
ensure_search_pattern_is_not_a_path(&matches, pattern)?;
let pattern_regex = build_pattern_regex(&matches, pattern)?;
@ -125,32 +122,34 @@ fn extract_search_pattern(matches: &clap::ArgMatches) -> Result<&'_ str> {
Ok(pattern)
}
fn extract_search_paths(
matches: &clap::ArgMatches,
current_directory: &Path,
) -> Result<Vec<PathBuf>> {
let mut search_paths = matches
fn extract_search_paths(matches: &clap::ArgMatches) -> Result<Vec<PathBuf>> {
let current_directory = Path::new(".");
let parameter_paths = matches
.values_of_os("path")
.or_else(|| matches.values_of_os("search-path"))
.map_or_else(
|| vec![current_directory.to_path_buf()],
|paths| {
paths
.filter_map(|path| {
let path_buffer = PathBuf::from(path);
if filesystem::is_existing_directory(&path_buffer) {
Some(path_buffer)
} else {
print_error(format!(
"Search path '{}' is not a directory.",
path_buffer.to_string_lossy()
));
None
}
})
.collect()
},
);
.or_else(|| matches.values_of_os("search-path"));
let mut search_paths = match parameter_paths {
Some(paths) => paths
.filter_map(|path| {
let path_buffer = PathBuf::from(path);
if filesystem::is_existing_directory(&path_buffer) {
Some(path_buffer)
} else {
print_error(format!(
"Search path '{}' is not a directory.",
path_buffer.to_string_lossy(),
));
None
}
})
.collect(),
None => {
ensure_current_directory_exists(current_directory)?;
vec![current_directory.to_path_buf()]
}
};
if search_paths.is_empty() {
return Err(anyhow!("No valid search paths given."));
}