[PATCH 2/4] ui-blame: Break out emit_blame_entry into component methods

[John Keeping]

On Tue, Oct 17, 2017 at 11:17:33PM -0500, Jeff Smith wrote:
> Signed-off-by: Jeff Smith <whydoubt at gmail.com>

Reviewed-by: John Keeping <john at keeping.me.uk>

> ---
>  ui-blame.c | 44 ++++++++++++++++++++++++++++++--------------
>  1 file changed, 30 insertions(+), 14 deletions(-)
> 
> diff --git a/ui-blame.c b/ui-blame.c
> index a5ac590..9b84147 100644
> --- a/ui-blame.c
> +++ b/ui-blame.c
> @@ -41,36 +41,52 @@ static char *emit_suspect_detail(struct blame_origin *suspect)
>  	return strbuf_detach(&detail, NULL);
>  }
>  
> -static void emit_blame_entry(struct blame_scoreboard *sb,
> -			     struct blame_entry *ent)
> +static void emit_blame_entry_hash(struct blame_entry *ent)
>  {
>  	struct blame_origin *suspect = ent->suspect;
>  	struct object_id *oid = &suspect->commit->object.oid;
> +
> +	char *detail = emit_suspect_detail(suspect);
> +	cgit_commit_link(find_unique_abbrev(oid->hash, DEFAULT_ABBREV), detail,
> +			 NULL, ctx.qry.head, oid_to_hex(oid), suspect->path);
> +	free(detail);
> +}
> +
> +static void emit_blame_entry_linenumber(struct blame_entry *ent)
> +{
>  	const char *numberfmt = "<a id='n%1$d' href='#n%1$d'>%1$d</a>\n";
> +
> +	unsigned long lineno = ent->lno;
> +	while (lineno < ent->lno + ent->num_lines)
> +		htmlf(numberfmt, ++lineno);
> +}
> +
> +static void emit_blame_entry_line(struct blame_scoreboard *sb,
> +				  struct blame_entry *ent)
> +{
>  	const char *cp, *cpend;
>  
> -	char *detail = emit_suspect_detail(suspect);
> +	cp = blame_nth_line(sb, ent->lno);
> +	cpend = blame_nth_line(sb, ent->lno + ent->num_lines);
> +
> +	html_ntxt(cp, cpend - cp);
> +}
>  
> +static void emit_blame_entry(struct blame_scoreboard *sb,
> +			     struct blame_entry *ent)
> +{
>  	html("<tr><td class='sha1 hashes'>");
> -	cgit_commit_link(find_unique_abbrev(oid->hash, DEFAULT_ABBREV), detail,
> -			 NULL, ctx.qry.head, oid_to_hex(oid), suspect->path);
> +	emit_blame_entry_hash(ent);
>  	html("</td>\n");
>  
> -	free(detail);
> -
>  	if (ctx.cfg.enable_tree_linenumbers) {
> -		unsigned long lineno = ent->lno;
>  		html("<td class='linenumbers'><pre>");
> -		while (lineno < ent->lno + ent->num_lines)
> -			htmlf(numberfmt, ++lineno);
> +		emit_blame_entry_linenumber(ent);
>  		html("</pre></td>\n");
>  	}
>  
> -	cp = blame_nth_line(sb, ent->lno);
> -	cpend = blame_nth_line(sb, ent->lno + ent->num_lines);
> -
>  	html("<td class='lines'><pre><code>");
> -	html_ntxt(cp, cpend - cp);
> +	emit_blame_entry_line(sb, ent);
>  	html("</code></pre></td></tr>\n");
>  }
>