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fix: Fix panic when using fish-style pwd with unicode symbols (#672)

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Raidou 2019-11-29 13:02:22 +08:00 committed by Matan Kushner
parent 4ba1383373
commit 2a75a18eb1
1 changed files with 16 additions and 5 deletions
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21
src/modules/directory.rs
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@ -1,5 +1,6 @@
use path_slash::PathExt;
use std::path::Path;
use unicode_segmentation::UnicodeSegmentation;
use super::{Context, Module};
@ -182,11 +183,14 @@ fn to_fish_style(pwd_dir_length: usize, dir_string: String, truncated_dir_string
components
.into_iter()
.map(|word| match word {
"" => "",
_ if word.len() <= pwd_dir_length => word,
_ if word.starts_with('.') => &word[..=pwd_dir_length],
_ => &word[..pwd_dir_length],
.map(|word| -> String {
let chars = UnicodeSegmentation::graphemes(word, true).collect::<Vec<&str>>();
match word {
"" => "".to_string(),
_ if chars.len() <= pwd_dir_length => word.to_string(),
_ if word.starts_with('.') => chars[..=pwd_dir_length].join(""),
_ => chars[..pwd_dir_length].join(""),
}
})
.collect::<Vec<_>>()
.join("/")
@ -332,4 +336,11 @@ mod tests {
let output = to_fish_style(1, path.to_string(), "C++");
assert_eq!(output, "~/s/t/C/C/");
}
#[test]
fn fish_style_with_unicode() {
let path = "~/starship/tmp/目录/a̐éö̲/目录";
let output = to_fish_style(1, path.to_string(), "目录");
assert_eq!(output, "~/s/t/目/a̐/");
}
}