feat: truncate prompt current_directory and title to keep last components

[edouard-lopez]

related: fixes #336

How to test pre-release?

☠️ Feature can be unstable and break your prompt!

fisher install pure-fish/pure@feat/truncate-directory-path # branch name
set --universal pure_enable_foo_feature true

First contribution?

Check the 👍 Contribute section and the contributing guide.

Specs

New config in conf.d/pure.fish

set --universal pure_truncate_prompt_current_directory_keeps 2
set --universal pure_truncate_window_title_current_directory_keeps 2

Documentation

Usage

❯ set --universal pure_truncate_prompt_current_directory_keeps 2
❯ set --universal pure_truncate_window_title_current_directory_keeps 2

Acceptance Checks

• documentation is up-to-date:
  • features list ;
  • Prompt Symbol ;
  • 🔌 Features' Flags ;
• feature flag is present in conf.d/pure.fish ;
• [ ] symbol is present in conf.d/pure.fish ;
• tests are passing (I can help you 🤗 ): 🔴
  • config are tested (cf. tests/_pure.test.fish) ;
  • feature is covered ;
• customization is available ;
• [] feature is implemented.

[edouard-lopez]

Todo:

-ge 1
      ^
~/.config/fish/pure/tests/../functions/_pure_parse_directory.fish (line 14): 
    if test $pure_truncate_prompt_current_directory_keeps -ge 1
       ^
in function '_pure_parse_directory' with arguments '9'
	called on line 1 of file ~/.config/fish/pure/tests/../functions/_pure_prompt_current_folder.fish
in command substitution
	called on line 7 of file ~/.config/fish/pure/tests/../functions/_pure_prompt_current_folder.fish
in function '_pure_prompt_current_folder' with arguments '10'
	called on line 1 of file ~/.config/fish/pure/tests/_pure_prompt_current_folder.test.fish
in command substitution
	called on line 8 of file ~/.config/fish/pure/tests/_pure_prompt_current_folder.test.fish
in command substitution
	called on line 23 of file ~/.config/fish/pure/tests/_pure_prompt_current_folder.test.fish