whitespace: fix off-by-one error in non-space-in-indent checking

If there were no tabs, and the last space was at position 7, then
positions 0..7 had spaces, so there were 8 spaces.

Update test to check exactly this case.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/ws.c b/ws.c
index 46cbdd6..5ebd109 100644
--- a/ws.c
+++ b/ws.c
@@ -159,7 +159,7 @@ unsigned check_and_emit_line(const char *line, int len, unsigned ws_rule,
 	}
 
 	/* Check for indent using non-tab. */
-	if ((ws_rule & WS_INDENT_WITH_NON_TAB) && leading_space >= 8)
+	if ((ws_rule & WS_INDENT_WITH_NON_TAB) && leading_space >= 7)
 		result |= WS_INDENT_WITH_NON_TAB;
 
 	if (stream) {