Subject: Re: [PATCH v3 0/4] showing existing ws breakage

From: Junio C Hamano <[email-masked]>
Date: Wed, 27 May 2015 13:53:27 -0700

Jeff King <[email-masked]> writes:

> On Wed, May 27, 2015 at 01:46:26PM -0700, Junio C Hamano wrote:
>
>> Jeff King <[email-masked]> writes:
>> 
>> > Do you want me to also eradicate PLAIN from the code itself? It's a
>> > rather simple change, but it does touch a lot of places.
>> 
>> Nah, that is not user-facing.  We do not do s/cache/index/ in the
>> code, either.
>> 
>> Besides, I actually find plain much easier to type than context ;-)
>
> OK. I just did it while our emails were in flight, so here it is just
> for reference.

I actually like that; the changes are fairly isolated and contained.

>
> -- >8 --
> Subject: diff.h: rename DIFF_PLAIN color slot to DIFF_CONTEXT
>
> The latter is a much more descriptive name (and we support
> "color.diff.context" now). This also updates the name of any
> local variables which were used to store the color.
>
> Signed-off-by: Jeff King <[email-masked]>
> ---
>  combine-diff.c |  6 +++---
>  diff.c         | 26 +++++++++++++-------------
>  diff.h         |  2 +-
>  line-log.c     |  6 +++---
>  4 files changed, 20 insertions(+), 20 deletions(-)
>
> diff --git a/combine-diff.c b/combine-diff.c
> index 8eb7278..30c7eb6 100644
> --- a/combine-diff.c
> +++ b/combine-diff.c
> @@ -730,7 +730,7 @@ static void dump_sline(struct sline *sline, const char *line_prefix,
>  	const char *c_func = diff_get_color(use_color, DIFF_FUNCINFO);
>  	const char *c_new = diff_get_color(use_color, DIFF_FILE_NEW);
>  	const char *c_old = diff_get_color(use_color, DIFF_FILE_OLD);
> -	const char *c_plain = diff_get_color(use_color, DIFF_PLAIN);
> +	const char *c_context = diff_get_color(use_color, DIFF_CONTEXT);
>  	const char *c_reset = diff_get_color(use_color, DIFF_RESET);
>  
>  	if (result_deleted)
> @@ -793,7 +793,7 @@ static void dump_sline(struct sline *sline, const char *line_prefix,
>  			}
>  			if (comment_end)
>  				printf("%s%s %s%s", c_reset,
> -						    c_plain, c_reset,
> +						    c_context, c_reset,
>  						    c_func);
>  			for (i = 0; i < comment_end; i++)
>  				putchar(hunk_comment[i]);
> @@ -828,7 +828,7 @@ static void dump_sline(struct sline *sline, const char *line_prefix,
>  				 */
>  				if (!context)
>  					continue;
> -				fputs(c_plain, stdout);
> +				fputs(c_context, stdout);
>  			}
>  			else
>  				fputs(c_new, stdout);
> diff --git a/diff.c b/diff.c
> index 27bd371..100773f 100644
> --- a/diff.c
> +++ b/diff.c
> @@ -42,7 +42,7 @@ static long diff_algorithm;
>  
>  static char diff_colors[][COLOR_MAXLEN] = {
>  	GIT_COLOR_RESET,
> -	GIT_COLOR_NORMAL,	/* PLAIN */
> +	GIT_COLOR_NORMAL,	/* CONTEXT */
>  	GIT_COLOR_BOLD,		/* METAINFO */
>  	GIT_COLOR_CYAN,		/* FRAGINFO */
>  	GIT_COLOR_RED,		/* OLD */
> @@ -55,7 +55,7 @@ static char diff_colors[][COLOR_MAXLEN] = {
>  static int parse_diff_color_slot(const char *var)
>  {
>  	if (!strcasecmp(var, "context") || !strcasecmp(var, "plain"))
> -		return DIFF_PLAIN;
> +		return DIFF_CONTEXT;
>  	if (!strcasecmp(var, "meta"))
>  		return DIFF_METAINFO;
>  	if (!strcasecmp(var, "frag"))
> @@ -501,7 +501,7 @@ static void emit_add_line(const char *reset,
>  static void emit_hunk_header(struct emit_callback *ecbdata,
>  			     const char *line, int len)
>  {
> -	const char *plain = diff_get_color(ecbdata->color_diff, DIFF_PLAIN);
> +	const char *context = diff_get_color(ecbdata->color_diff, DIFF_CONTEXT);
>  	const char *frag = diff_get_color(ecbdata->color_diff, DIFF_FRAGINFO);
>  	const char *func = diff_get_color(ecbdata->color_diff, DIFF_FUNCINFO);
>  	const char *reset = diff_get_color(ecbdata->color_diff, DIFF_RESET);
> @@ -518,7 +518,7 @@ static void emit_hunk_header(struct emit_callback *ecbdata,
>  	if (len < 10 ||
>  	    memcmp(line, atat, 2) ||
>  	    !(ep = memmem(line + 2, len - 2, atat, 2))) {
> -		emit_line(ecbdata->opt, plain, reset, line, len);
> +		emit_line(ecbdata->opt, context, reset, line, len);
>  		return;
>  	}
>  	ep += 2; /* skip over @@ */
> @@ -540,7 +540,7 @@ static void emit_hunk_header(struct emit_callback *ecbdata,
>  		if (*ep != ' ' && *ep != '\t')
>  			break;
>  	if (ep != cp) {
> -		strbuf_addstr(&msgbuf, plain);
> +		strbuf_addstr(&msgbuf, context);
>  		strbuf_add(&msgbuf, cp, ep - cp);
>  		strbuf_addstr(&msgbuf, reset);
>  	}
> @@ -623,10 +623,10 @@ static void emit_rewrite_lines(struct emit_callback *ecb,
>  		data += len;
>  	}
>  	if (!endp) {
> -		const char *plain = diff_get_color(ecb->color_diff,
> -						   DIFF_PLAIN);
> +		const char *context = diff_get_color(ecb->color_diff,
> +						     DIFF_CONTEXT);
>  		putc('\n', ecb->opt->file);
> -		emit_line_0(ecb->opt, plain, reset, '\\',
> +		emit_line_0(ecb->opt, context, reset, '\\',
>  			    nneof, strlen(nneof));
>  	}
>  }
> @@ -1086,7 +1086,7 @@ static void init_diff_words_data(struct emit_callback *ecbdata,
>  		struct diff_words_style *st = ecbdata->diff_words->style;
>  		st->old.color = diff_get_color_opt(o, DIFF_FILE_OLD);
>  		st->new.color = diff_get_color_opt(o, DIFF_FILE_NEW);
> -		st->ctx.color = diff_get_color_opt(o, DIFF_PLAIN);
> +		st->ctx.color = diff_get_color_opt(o, DIFF_CONTEXT);
>  	}
>  }
>  
> @@ -1162,7 +1162,7 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
>  {
>  	struct emit_callback *ecbdata = priv;
>  	const char *meta = diff_get_color(ecbdata->color_diff, DIFF_METAINFO);
> -	const char *plain = diff_get_color(ecbdata->color_diff, DIFF_PLAIN);
> +	const char *context = diff_get_color(ecbdata->color_diff, DIFF_CONTEXT);
>  	const char *reset = diff_get_color(ecbdata->color_diff, DIFF_RESET);
>  	struct diff_options *o = ecbdata->opt;
>  	const char *line_prefix = diff_line_prefix(o);
> @@ -1233,7 +1233,7 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
>  		}
>  		diff_words_flush(ecbdata);
>  		if (ecbdata->diff_words->type == DIFF_WORDS_PORCELAIN) {
> -			emit_line(ecbdata->opt, plain, reset, line, len);
> +			emit_line(ecbdata->opt, context, reset, line, len);
>  			fputs("~\n", ecbdata->opt->file);
>  		} else {
>  			/*
> @@ -1245,7 +1245,7 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
>  			      line++;
>  			      len--;
>  			}
> -			emit_line(ecbdata->opt, plain, reset, line, len);
> +			emit_line(ecbdata->opt, context, reset, line, len);
>  		}
>  		return;
>  	}
> @@ -1253,7 +1253,7 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
>  	if (line[0] != '+') {
>  		const char *color =
>  			diff_get_color(ecbdata->color_diff,
> -				       line[0] == '-' ? DIFF_FILE_OLD : DIFF_PLAIN);
> +				       line[0] == '-' ? DIFF_FILE_OLD : DIFF_CONTEXT);
>  		ecbdata->lno_in_preimage++;
>  		if (line[0] == ' ')
>  			ecbdata->lno_in_postimage++;
> diff --git a/diff.h b/diff.h
> index f6fdf49..6115fcb 100644
> --- a/diff.h
> +++ b/diff.h
> @@ -176,7 +176,7 @@ struct diff_options {
>  
>  enum color_diff {
>  	DIFF_RESET = 0,
> -	DIFF_PLAIN = 1,
> +	DIFF_CONTEXT = 1,
>  	DIFF_METAINFO = 2,
>  	DIFF_FRAGINFO = 3,
>  	DIFF_FILE_OLD = 4,
> diff --git a/line-log.c b/line-log.c
> index a5ed9e3..c12c69f 100644
> --- a/line-log.c
> +++ b/line-log.c
> @@ -893,7 +893,7 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
>  	const char *c_meta = diff_get_color(opt->use_color, DIFF_METAINFO);
>  	const char *c_old = diff_get_color(opt->use_color, DIFF_FILE_OLD);
>  	const char *c_new = diff_get_color(opt->use_color, DIFF_FILE_NEW);
> -	const char *c_plain = diff_get_color(opt->use_color, DIFF_PLAIN);
> +	const char *c_context = diff_get_color(opt->use_color, DIFF_CONTEXT);
>  
>  	if (!pair || !diff)
>  		return;
> @@ -957,7 +957,7 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
>  			int k;
>  			for (; t_cur < diff->target.ranges[j].start; t_cur++)
>  				print_line(prefix, ' ', t_cur, t_ends, pair->two->data,
> -					   c_plain, c_reset);
> +					   c_context, c_reset);
>  			for (k = diff->parent.ranges[j].start; k < diff->parent.ranges[j].end; k++)
>  				print_line(prefix, '-', k, p_ends, pair->one->data,
>  					   c_old, c_reset);
> @@ -968,7 +968,7 @@ static void dump_diff_hacky_one(struct rev_info *rev, struct line_log_data *rang
>  		}
>  		for (; t_cur < t_end; t_cur++)
>  			print_line(prefix, ' ', t_cur, t_ends, pair->two->data,
> -				   c_plain, c_reset);
> +				   c_context, c_reset);
>  	}
>  
>  	free(p_ends);