diff options
| -rw-r--r-- | combine-diff.c | 16 | ||||
| -rw-r--r-- | diff.c | 9 | ||||
| -rwxr-xr-x | t/t4019-diff-wserror.sh | 12 |
3 files changed, 34 insertions, 3 deletions
diff --git a/combine-diff.c b/combine-diff.c index 0cf2a830b5..dcb90b1701 100644 --- a/combine-diff.c +++ b/combine-diff.c @@ -496,6 +496,18 @@ static int hunk_comment_line(const char *bol) return (isalpha(ch) || ch == '_' || ch == '$'); } +static void show_line_to_eol(const char *line, int len, const char *reset) +{ + int saw_cr_at_eol = 0; + if (len < 0) + len = strlen(line); + saw_cr_at_eol = (len && line[len-1] == '\r'); + + printf("%.*s%s%s\n", len - saw_cr_at_eol, line, + reset, + saw_cr_at_eol ? "\r" : ""); +} + static void dump_sline(struct sline *sline, unsigned long cnt, int num_parent, int use_color) { @@ -589,7 +601,7 @@ static void dump_sline(struct sline *sline, unsigned long cnt, int num_parent, else putchar(' '); } - printf("%s%s\n", ll->line, c_reset); + show_line_to_eol(ll->line, -1, c_reset); ll = ll->next; } if (cnt < lno) @@ -613,7 +625,7 @@ static void dump_sline(struct sline *sline, unsigned long cnt, int num_parent, putchar(' '); p_mask <<= 1; } - printf("%.*s%s\n", sl->len, sl->bol, c_reset); + show_line_to_eol(sl->bol, sl->len, c_reset); } } } @@ -513,13 +513,20 @@ const char *diff_get_color(int diff_use_color, enum color_diff ix) static void emit_line(FILE *file, const char *set, const char *reset, const char *line, int len) { - int has_trailing_newline = (len > 0 && line[len-1] == '\n'); + int has_trailing_newline, has_trailing_carriage_return; + + has_trailing_newline = (len > 0 && line[len-1] == '\n'); if (has_trailing_newline) len--; + has_trailing_carriage_return = (len > 0 && line[len-1] == '\r'); + if (has_trailing_carriage_return) + len--; fputs(set, file); fwrite(line, len, 1, file); fputs(reset, file); + if (has_trailing_carriage_return) + fputc('\r', file); if (has_trailing_newline) fputc('\n', file); } diff --git a/t/t4019-diff-wserror.sh b/t/t4019-diff-wserror.sh index 7eae1f4500..84a1fe3115 100755 --- a/t/t4019-diff-wserror.sh +++ b/t/t4019-diff-wserror.sh @@ -178,4 +178,16 @@ test_expect_success 'trailing empty lines (2)' ' ' +test_expect_success 'do not color trailing cr in context' ' + git config --unset core.whitespace + rm -f .gitattributes && + echo AAAQ | tr Q "\015" >G && + git add G && + echo BBBQ | tr Q "\015" >>G + git diff --color G | tr "\015" Q >output && + grep "BBB.*${blue_grep}Q" output && + grep "AAA.*\[mQ" output + +' + test_done |