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[PATCH] diff.c: pass sign_index to emit_line_ws_markup




Instead of passing the sign directly to emit_line_ws_markup, pass only the
index to lookup the sign in diff_options->output_indicators.

Signed-off-by: Stefan Beller <sbeller@xxxxxxxxxx>
---

I still have this patch laying around, it simplifies the diff code
a tiny bit.

Stefan

 diff.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/diff.c b/diff.c
index f0c7557b40..9e895f2191 100644
--- a/diff.c
+++ b/diff.c
@@ -1202,10 +1202,11 @@ static void dim_moved_lines(struct diff_options *o)
 static void emit_line_ws_markup(struct diff_options *o,
 				const char *set_sign, const char *set,
 				const char *reset,
-				char sign, const char *line, int len,
+				int sign_index, const char *line, int len,
 				unsigned ws_rule, int blank_at_eof)
 {
 	const char *ws = NULL;
+	int sign = o->output_indicators[sign_index];
 
 	if (o->ws_error_highlight & ws_rule) {
 		ws = diff_get_color_opt(o, DIFF_WHITESPACE);
@@ -1285,8 +1286,7 @@ static void emit_diff_symbol_from_struct(struct diff_options *o,
 				set = diff_get_color_opt(o, DIFF_FILE_OLD);
 		}
 		emit_line_ws_markup(o, set_sign, set, reset,
-				    o->output_indicators[OUTPUT_INDICATOR_CONTEXT],
-				    line, len,
+				    OUTPUT_INDICATOR_CONTEXT, line, len,
 				    flags & (DIFF_SYMBOL_CONTENT_WS_MASK), 0);
 		break;
 	case DIFF_SYMBOL_PLUS:
@@ -1330,8 +1330,7 @@ static void emit_diff_symbol_from_struct(struct diff_options *o,
 			flags &= ~DIFF_SYMBOL_CONTENT_WS_MASK;
 		}
 		emit_line_ws_markup(o, set_sign, set, reset,
-				    o->output_indicators[OUTPUT_INDICATOR_NEW],
-				    line, len,
+				    OUTPUT_INDICATOR_NEW, line, len,
 				    flags & DIFF_SYMBOL_CONTENT_WS_MASK,
 				    flags & DIFF_SYMBOL_CONTENT_BLANK_LINE_EOF);
 		break;
@@ -1375,8 +1374,7 @@ static void emit_diff_symbol_from_struct(struct diff_options *o,
 				set = diff_get_color_opt(o, DIFF_CONTEXT_DIM);
 		}
 		emit_line_ws_markup(o, set_sign, set, reset,
-				    o->output_indicators[OUTPUT_INDICATOR_OLD],
-				    line, len,
+				    OUTPUT_INDICATOR_OLD, line, len,
 				    flags & DIFF_SYMBOL_CONTENT_WS_MASK, 0);
 		break;
 	case DIFF_SYMBOL_WORDS_PORCELAIN:
-- 
2.19.0