39 lines
1.8 KiB
Fish
39 lines
1.8 KiB
Fish
# helper for _fzf_search_git_status
|
|
# arg should be a line from git status --short, e.g.
|
|
# MM functions/_fzf_preview_changed_file.fish
|
|
# D README.md
|
|
# R LICENSE.md -> LICENSE
|
|
function _fzf_preview_changed_file --argument-names path_status --description "Show the git diff of the given file."
|
|
# remove quotes because they'll be interpreted literally by git diff
|
|
# no need to requote when referencing $path because fish does not perform word splitting
|
|
# https://fishshell.com/docs/current/fish_for_bash_users.html
|
|
set -l path (string unescape (string sub --start 4 $path_status))
|
|
# first letter of short format shows index, second letter shows working tree
|
|
# https://git-scm.com/docs/git-status/2.35.0#_short_format
|
|
set -l index_status (string sub --length 1 $path_status)
|
|
set -l working_tree_status (string sub --start 2 --length 1 $path_status)
|
|
# no-prefix because the file is always being compared to itself so is unecessary
|
|
set diff_opts --color=always --no-prefix
|
|
|
|
if test $index_status = '?'
|
|
_fzf_report_diff_type Untracked
|
|
_fzf_preview_file $path
|
|
else if contains {$index_status}$working_tree_status DD AU UD UA DU AA UU
|
|
# Unmerged statuses taken directly from git status help's short format table
|
|
# Unmerged statuses are mutually exclusive with other statuses, so if we see
|
|
# these, then safe to assume the path is unmerged
|
|
_fzf_report_diff_type Unmerged
|
|
git diff $diff_opts -- $path
|
|
else
|
|
if test $index_status != ' '
|
|
_fzf_report_diff_type Staged
|
|
git diff --staged $diff_opts -- $path
|
|
end
|
|
|
|
if test $working_tree_status != ' '
|
|
_fzf_report_diff_type Unstaged
|
|
git diff $diff_opts -- $path
|
|
end
|
|
end
|
|
end
|