summaryrefslogtreecommitdiff
path: root/Completion/Unix/Command/_git
diff options
context:
space:
mode:
Diffstat (limited to 'Completion/Unix/Command/_git')
-rw-r--r--Completion/Unix/Command/_git77
1 files changed, 44 insertions, 33 deletions
diff --git a/Completion/Unix/Command/_git b/Completion/Unix/Command/_git
index 8562ab21a..e9905cce6 100644
--- a/Completion/Unix/Command/_git
+++ b/Completion/Unix/Command/_git
@@ -722,63 +722,74 @@ _git-diff () {
case $state in
(from-to-file)
+ # If "--" is part of $opt_args, this means it was specified before any
+ # $words arguments. This means that no heads are specified in front, so
+ # we need to complete *changed* files only.
+ if [[ -n ${opt_args[(I)--]} ]]; then
+ if [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
+ __git_changed-in-index_files && ret=0
+ else
+ __git_changed-in-working-tree_files && ret=0
+ fi
+ return ret
+ fi
+
+ # Otherwise, more complex conditions need to be checked.
case $CURRENT in
(1)
- if [[ -n ${opt_args[(I)--]} ]]; then
- if [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
- __git_changed-in-index_files && ret=0
- else
- __git_changed-in-working-tree_files && ret=0
- fi
- else
- local files_alt='files::__git_changed-in-working-tree_files'
-
- if [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
- files_alt='files::__git_changed-in-index_files'
- fi
-
- _alternative \
- 'commit-ranges::__git_commit_ranges' \
- 'blobs-and-trees-in-treeish::__git_blobs_and_trees_in_treeish' \
- $files_alt \
- 'blobs::__git_blobs ' && ret=0
+ local files_alt='files::__git_changed-in-working-tree_files'
+ if [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
+ files_alt='files::__git_changed-in-index_files'
fi
+
+ _alternative \
+ 'commit-ranges::__git_commit_ranges' \
+ 'blobs-and-trees-in-treeish::__git_blobs_and_trees_in_treeish' \
+ $files_alt \
+ 'blobs::__git_blobs ' && ret=0
;;
(2)
+ # Check if first argument is something special. In case of committish ranges and committishs offer a full list compatible completions.
if __git_is_committish_range $line[1]; then
+ # Example: git diff branch1..branch2 <tab>
__git_tree_files ${PREFIX:-.} $(__git_committish_range_last $line[1]) && ret=0
elif __git_is_committish $line[1] || __git_is_treeish $line[1]; then
- if [[ -n ${opt_args[(I)--]} ]]; then
- __git_changed-in-working-tree_files && ret=0
- else
- _alternative \
- 'commits::__git_commits' \
- 'blobs-and-trees-in-treeish::__git_blobs_and_trees_in_treeish' \
- 'files::__git_changed-in-working-tree_files' && ret=0
- fi
+ # Example: git diff branch1 <tab>
+ _alternative \
+ 'commits::__git_commits' \
+ 'blobs-and-trees-in-treeish::__git_blobs_and_trees_in_treeish' \
+ 'files::__git_tree_files ${PREFIX:-.} HEAD' && ret=0
elif __git_is_blob $line[1]; then
- if [[ -n ${opt_args[(I)--]} ]]; then
- __git_cached_files && ret=0
- else
- _alternative \
- 'files::__git_cached_files' \
- 'blobs::__git_blobs' && ret=0
- fi
+ _alternative \
+ 'files::__git_cached_files' \
+ 'blobs::__git_blobs' && ret=0
elif [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
+ # Example: git diff --cached file1 <tab>
__git_changed-in-index_files && ret=0
else
+ # Example: git diff file1 <tab>
__git_changed-in-working-tree_files && ret=0
fi
;;
(*)
if __git_is_committish_range $line[1]; then
+ # Example: git diff branch1..branch2 file1 <tab>
__git_tree_files ${PREFIX:-.} $(__git_committish_range_last $line[1]) && ret=0
elif { __git_is_committish $line[1] && __git_is_committish $line[2] } ||
__git_is_treeish $line[2]; then
+ # Example: git diff branch1 branch2 <tab>
__git_tree_files ${PREFIX:-.} $line[2] && ret=0
+ elif __git_is_committish $line[1] || __git_is_treeish $line[1]; then
+ # Example: git diff branch file1 <tab>
+ # Example: git diff branch -- f<tab>
+ __git_tree_files ${PREFIX:-.} HEAD && ret=0
elif __git_is_blob $line[1] && __git_is_blob $line[2]; then
_nothing
+ elif [[ -n ${opt_args[(I)--cached|--staged]} ]]; then
+ # Example: git diff --cached file1 file2 <tab>
+ __git_changed-in-index_files && ret=0
else
+ # Example: git diff file1 file2 <tab>
__git_changed-in-working-tree_files && ret=0
fi
;;