threads / patch / 19267

patch, 2 partscompletion: simplify "current branch" in __git_ps1()

Subject: [PATCH 1/2] completion: simplify "current branch" in __git_ps1()

## tl;dr

One message between May 10, 2009 and May 10, 2009. Diffs are folded; open one to read it.

replies: 0people: 1as markdown or json

Junio C Hamano· May 10, 2009, 08:53 UTC · lore

As I very often work on a detached HEAD, I found it pretty confusing when __git_ps1() said 'some-name'. Did I create a branch with that name by mistake, or do I happen to be on a commit with that exact tag?

This patch fixes the issue by enclosing non branch names in a pair of parentheses when used to substitute %s token in __git_ps1() argument.

It also fixes a small bug where the branch part is left empty when .git/HEAD is unreadable for whatever reason. The output now says "(unknown)".

Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 contrib/completion/git-completion.bash |   15 ++++++++-------
 1 files changed, 8 insertions(+), 7 deletions(-)
Show changes to contrib/completion/git-completion.bash +8 −7
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 1683e6d..ccc7e0d 100755
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -106,13 +106,14 @@ __git_ps1 ()
 			if [ -f "$g/BISECT_LOG" ]; then
 				r="|BISECTING"
 			fi
-			if ! b="$(git symbolic-ref HEAD 2>/dev/null)"; then
-				if ! b="$(git describe --exact-match HEAD 2>/dev/null)"; then
-					if [ -r "$g/HEAD" ]; then
-						b="$(cut -c1-7 "$g/HEAD")..."
-					fi
-				fi
-			fi
+
+			b="$(git symbolic-ref HEAD 2>/dev/null)" || {
+				b="$(git describe --exact-match HEAD 2>/dev/null)" ||
+				b="$(cut -c1-7 "$g/HEAD" 2>/dev/null)..." ||
+				b="unknown"
+
+				b="($b)"
+			}
 		fi
 
 		local w
-- 
1.6.3.9.g6345d

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