35504: complete % placeholders for git log --format

1 files changed, 90 insertions, 10 deletions

diff --git a/Completion/Unix/Command/_git b/Completion/Unix/Command/_git
index 088a7dbb7..3e728865b 100644
--- a/Completion/Unix/Command/_git
+++ b/Completion/Unix/Command/_git
@@ -6269,6 +6269,95 @@ __git_setup_diff_stage_options () {
   )
 }
 
+(( $+functions[__git_format_placeholders] )) ||
+__git_format_placeholders() {
+  local sep
+  local -a disp names placeholders expl
+  if compset -P 'format:'; then
+    compset -P '(%[^acgCG]|%?[^%]|[^%])#'
+    if compset -P '%C'; then
+      _wanted colors expl color compadd reset red green blue
+      return
+    fi
+    if [[ -prefix %G ]]; then
+      placeholders=(
+	'GG:raw verification message'
+	'G?:indicate [G]ood, [B]ad, [U]ntrusted or [N]o signature'
+	'GS:name of signer'
+	'GK:signing key'
+      )
+      disp=( -l )
+    elif [[ -prefix %g ]]; then
+      placeholders=(
+	gD:'reflog selector'
+	gd:'short reflog selector'
+	gn:'reflog identity'
+	gs:'reflog subject'
+      )
+      disp=( -l )
+    elif [[ $PREFIX = (#b)%([ac]) ]]; then
+      placeholders=(
+	n:'name'
+	N:'name (use .mailmap)'
+	e:'email'
+	E:'email (use .mailmap)'
+	d:'date'
+	D:'date, RFC2822 style'
+	r:'date, relative'
+	t:'date, UNIX timestamp'
+	i:'date, like ISO 8601'
+	I:'date, strict ISO 8601'
+      )
+      placeholders=( $match[1]$^placeholders )
+    else