Re: [PATCH v5 0/4] Expanding tabs in "git log" output

2016-04-04 Thread Jeff King
On Mon, Apr 04, 2016 at 05:58:33PM -0700, Junio C Hamano wrote:

> So here is the fifth and hopefully the final try.  Previous round
> are at $gmane/289694, $gmane/289166, $gmane/288987 and
> $gmane/290222.

With the exception of two minor nits on the final patch, this looks good
to me. Thanks for cleaning up the option-parsing ordering thing; I think
it turned out rather nice.

-Peff
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[PATCH v5 0/4] Expanding tabs in "git log" output

2016-04-04 Thread Junio C Hamano
So here is the fifth and hopefully the final try.  Previous round
are at $gmane/289694, $gmane/289166, $gmane/288987 and
$gmane/290222.

This round is different from v4 in the following ways.

 * wording changes, grammo- and typo-fixes in the documentation
   (thanks to Eric Sunshine and Jeff King).

 * v4 made --pretty=$fmt to override an earlier --expand-tabs=;
   this round only allows --pretty=$fmt to set the default behaviour
   when an explicit --expand-tabs= is given on the command line
   (thanks to Jeff King).
   
 * comes with a test.

See the end of this cover letter for an interdiff.

Junio C Hamano (3):
  pretty: enable --expand-tabs by default for selected pretty formats
  pretty: allow tweaking tabwidth in --expand-tabs
  pretty: test --expand-tabs

Linus Torvalds (1):
  pretty: expand tabs in indented logs to make things line up properly

 Documentation/pretty-options.txt | 14 ++
 builtin/log.c|  1 +
 commit.h |  1 +
 log-tree.c   |  1 +
 pretty.c | 90 
 revision.c   | 14 ++
 revision.h   |  2 +
 t/t4201-shortlog.sh  |  2 +-
 t/t4213-log-tabexpand.sh | 98 
 9 files changed, 213 insertions(+), 10 deletions(-)
 create mode 100755 t/t4213-log-tabexpand.sh

-- 
2.8.1-251-g9997610


diff --git a/Documentation/pretty-options.txt b/Documentation/pretty-options.txt
index 8a944b1..93ad1cd 100644
--- a/Documentation/pretty-options.txt
+++ b/Documentation/pretty-options.txt
@@ -45,16 +45,16 @@ people using 80-column terminals.
 --expand-tabs=::
 --expand-tabs::
 --no-expand-tabs::
-   Perform a tab expansion (replace each tab with enough number
-   of spaces to fill to the next display column that is
-   multiple of '') in the log message before using the message
-   to show in the output.  `--expand-tabs` is a short-hand for
-   `--expand-tabs=8`, and `--no-expand-tabs` is a short-hand for
-   `--expand-tabs=0`, which disables tab expansion.
+   Perform a tab expansion (replace each tab with enough spaces
+   to fill to the next display column that is multiple of '')
+   in the log message before showing it in the output.
+   `--expand-tabs` is a short-hand for `--expand-tabs=8`, and
+   `--no-expand-tabs` is a short-hand for `--expand-tabs=0`,
+   which disables tab expansion.
 +
 By default, tabs are expanded in pretty formats that indent the log
 message by 4 spaces (i.e.  'medium', which is the default, 'full',
-and "fuller').
+and 'fuller').
 
 ifndef::git-rev-list[]
 --notes[=]::
diff --git a/builtin/log.c b/builtin/log.c
index e00cea7..e5775ae 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -1281,6 +1281,7 @@ int cmd_format_patch(int argc, const char **argv, const 
char *prefix)
git_config(git_format_config, NULL);
init_revisions(&rev, prefix);
rev.commit_format = CMIT_FMT_EMAIL;
+   rev.expand_tabs_in_log_default = 0;
rev.verbose_header = 1;
rev.diff = 1;
rev.max_parents = 1;
diff --git a/commit.h b/commit.h
index 2185c8d..b06db4d 100644
--- a/commit.h
+++ b/commit.h
@@ -147,7 +147,7 @@ struct pretty_print_context {
int preserve_subject;
struct date_mode date_mode;
unsigned date_mode_explicit:1;
-   unsigned expand_tabs_in_log;
+   int expand_tabs_in_log;
int need_8bit_cte;
char *notes_message;
struct reflog_walk_info *reflog_info;
diff --git a/pretty.c b/pretty.c
index b340ecd..87c4497 100644
--- a/pretty.c
+++ b/pretty.c
@@ -173,7 +173,7 @@ void get_commit_format(const char *arg, struct rev_info 
*rev)
 
rev->commit_format = commit_format->format;
rev->use_terminator = commit_format->is_tformat;
-   rev->expand_tabs_in_log = commit_format->expand_tabs_in_log;
+   rev->expand_tabs_in_log_default = commit_format->expand_tabs_in_log;
if (commit_format->format == CMIT_FMT_USERFORMAT) {
save_user_format(rev, commit_format->user_format,
 commit_format->is_tformat);
@@ -1722,6 +1722,9 @@ void pp_remainder(struct pretty_print_context *pp,
strbuf_grow(sb, linelen + indent + 20);
if (indent)
pp_handle_indent(pp, sb, indent, line, linelen);
+   else if (pp->expand_tabs_in_log)
+   strbuf_add_tabexpand(sb, pp->expand_tabs_in_log,
+line, linelen);
else
strbuf_add(sb, line, linelen);
strbuf_addch(sb, '\n');
diff --git a/revision.c b/revision.c
index 4f9ecbe..47e9ee7 100644
--- a/revision.c
+++ b/revision.c
@@ -1412,9 +1412,10 @@ void init_revisions(struct rev_info *revs, const char 
*prefix)
revs->skip_count = -1;
revs->max_count = -1;