From 3c835ba34bb98dff237d04abefc228600df730d0 Mon Sep 17 00:00:00 2001
From: AppleTheGolden <scotsbox@protonmail.com>
Date: Mon, 9 Dec 2019 18:59:02 +0100
Subject: fix: Truncate long paths in conda environment names (#694)

Environment names created via conda create -p [path] tend to be too long for comfort, so this truncates them.
---
 src/modules/directory.rs | 67 +-----------------------------------------------
 1 file changed, 1 insertion(+), 66 deletions(-)

(limited to 'src/modules/directory.rs')

diff --git a/src/modules/directory.rs b/src/modules/directory.rs
index a221515e2..61484c17d 100644
--- a/src/modules/directory.rs
+++ b/src/modules/directory.rs
@@ -4,6 +4,7 @@ use unicode_segmentation::UnicodeSegmentation;
 
 use super::{Context, Module};
 
+use super::utils::directory::truncate;
 use crate::config::{RootModuleConfig, SegmentConfig};
 use crate::configs::directory::DirectoryConfig;
 
@@ -137,30 +138,6 @@ const fn replace_c_dir(path: String) -> String {
     path
 }
 
-/// Truncate a path to only have a set number of path components
-///
-/// Will truncate a path to only show the last `length` components in a path.
-/// If a length of `0` is provided, the path will not be truncated.
-fn truncate(dir_string: String, length: usize) -> String {
-    if length == 0 {
-        return dir_string;
-    }
-
-    let mut components = dir_string.split('/').collect::<Vec<&str>>();
-
-    // If the first element is "" then there was a leading "/" and we should remove it so we can check the actual count of components
-    if components[0] == "" {
-        components.remove(0);
-    }
-
-    if components.len() <= length {
-        return dir_string;
-    }
-
-    let truncated_components = &components[components.len() - length..];
-    truncated_components.join("/")
-}
-
 /// Takes part before contracted path and replaces it with fish style path
 ///
 /// Will take the first letter of each directory before the contracted path and
@@ -258,48 +235,6 @@ mod tests {
         assert_eq!(output, "/c");
     }
 
-    #[test]
-    fn truncate_smaller_path_than_provided_length() {
-        let path = "~/starship";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "~/starship")
-    }
-
-    #[test]
-    fn truncate_same_path_as_provided_length() {
-        let path = "~/starship/engines";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "~/starship/engines")
-    }
-
-    #[test]
-    fn truncate_slightly_larger_path_than_provided_length() {
-        let path = "~/starship/engines/booster";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "starship/engines/booster")
-    }
-
-    #[test]
-    fn truncate_larger_path_than_provided_length() {
-        let path = "~/starship/engines/booster/rocket";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "engines/booster/rocket")
-    }
-
-    #[test]
-    fn truncate_same_path_as_provided_length_from_root() {
-        let path = "/starship/engines/booster";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "/starship/engines/booster");
-    }
-
-    #[test]
-    fn truncate_larger_path_than_provided_length_from_root() {
-        let path = "/starship/engines/booster/rocket";
-        let output = truncate(path.to_string(), 3);
-        assert_eq!(output, "engines/booster/rocket");
-    }
-
     #[test]
     fn fish_style_with_user_home_contracted_path() {
         let path = "~/starship/engines/booster/rocket";
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