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-rw-r--r--builtin/checkout.c21
-rwxr-xr-xt/t2010-checkout-ambiguous.sh6
2 files changed, 22 insertions, 5 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index c98008a..e5103b9 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -872,7 +872,9 @@ static int parse_branchname_arg(int argc, const char **argv,
int argcount = 0;
unsigned char branch_rev[20];
const char *arg;
- int has_dash_dash;
+ int dash_dash_pos;
+ int has_dash_dash = 0;
+ int i;
/*
* case 1: git checkout <ref> -- [<paths>]
@@ -916,11 +918,20 @@ static int parse_branchname_arg(int argc, const char **argv,
if (!argc)
return 0;
- if (!strcmp(argv[0], "--")) /* case (2) */
- return 1;
-
arg = argv[0];
- has_dash_dash = (argc > 1) && !strcmp(argv[1], "--");
+ dash_dash_pos = -1;
+ for (i = 0; i < argc; i++) {
+ if (!strcmp(argv[i], "--")) {
+ dash_dash_pos = i;
+ break;
+ }
+ }
+ if (dash_dash_pos == 0)
+ return 1; /* case (2) */
+ else if (dash_dash_pos == 1)
+ has_dash_dash = 1; /* case (3) or (1) */
+ else if (dash_dash_pos >= 2)
+ die(_("only one reference expected, %d given."), dash_dash_pos);
if (!strcmp(arg, "-"))
arg = "@{-1}";
diff --git a/t/t2010-checkout-ambiguous.sh b/t/t2010-checkout-ambiguous.sh
index 7cc0a35..87bdf9c 100755
--- a/t/t2010-checkout-ambiguous.sh
+++ b/t/t2010-checkout-ambiguous.sh
@@ -47,4 +47,10 @@ test_expect_success 'disambiguate checking out from a tree-ish' '
git diff --exit-code --quiet
'
+test_expect_success 'accurate error message with more than one ref' '
+ test_must_fail git checkout HEAD master -- 2>actual &&
+ grep 2 actual &&
+ test_i18ngrep "one reference expected, 2 given" actual
+'
+
test_done