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git-clean: add colors to interactive git-clean

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Show header, help, error messages, and prompt in colors for interactive
git-clean. Re-use config variables, such as "color.interactive" and
"color.interactive.<slot>" for command `git-add--interactive`.

Signed-off-by: Jiang Xin <worldhello.net@gmail.com>
Comments-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jiang Xin 2013-06-25 23:53:50 +08:00 committed by Junio C Hamano
parent 1b8fd46732
commit 7a9b0b802e
2 changed files with 81 additions and 9 deletions
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17
Documentation/config.txt
View file

@ -876,16 +876,17 @@ The values of these variables may be specified as in color.branch.<slot>.
color.interactive::
When set to `always`, always use colors for interactive prompts
and displays (such as those used by "git-add --interactive").
When false (or `never`), never. When set to `true` or `auto`, use
colors only when the output is to the terminal. Defaults to false.
and displays (such as those used by "git-add --interactive" and
"git-clean --interactive"). When false (or `never`), never.
When set to `true` or `auto`, use colors only when the output is
to the terminal. Defaults to false.
color.interactive.<slot>::
Use customized color for 'git add --interactive'
output. `<slot>` may be `prompt`, `header`, `help` or `error`, for
four distinct types of normal output from interactive
commands. The values of these variables may be specified as
in color.branch.<slot>.
Use customized color for 'git add --interactive' and 'git clean
--interactive' output. `<slot>` may be `prompt`, `header`, `help`
or `error`, for four distinct types of normal output from
interactive commands. The values of these variables may be
specified as in color.branch.<slot>.
color.pager::
A boolean to enable/disable colored output when the pager is in

73
builtin/clean.c
View file

@ -14,6 +14,7 @@
#include "string-list.h"
#include "quote.h"
#include "column.h"
#include "color.h"
static int force = -1; /* unset */
static int interactive;
@ -31,16 +32,82 @@ static const char *msg_skip_git_dir = N_("Skipping repository %s\n");
static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n");
static const char *msg_warn_remove_failed = N_("failed to remove %s");
static int clean_use_color = -1;
static char clean_colors[][COLOR_MAXLEN] = {
GIT_COLOR_RESET,
GIT_COLOR_NORMAL, /* PLAIN */
GIT_COLOR_BOLD_BLUE, /* PROMPT */
GIT_COLOR_BOLD, /* HEADER */
GIT_COLOR_BOLD_RED, /* HELP */
GIT_COLOR_BOLD_RED, /* ERROR */
};
enum color_clean {
CLEAN_COLOR_RESET = 0,
CLEAN_COLOR_PLAIN = 1,
CLEAN_COLOR_PROMPT = 2,
CLEAN_COLOR_HEADER = 3,
CLEAN_COLOR_HELP = 4,
CLEAN_COLOR_ERROR = 5,
};
static int parse_clean_color_slot(const char *var)
{
if (!strcasecmp(var, "reset"))
return CLEAN_COLOR_RESET;
if (!strcasecmp(var, "plain"))
return CLEAN_COLOR_PLAIN;
if (!strcasecmp(var, "prompt"))
return CLEAN_COLOR_PROMPT;
if (!strcasecmp(var, "header"))
return CLEAN_COLOR_HEADER;
if (!strcasecmp(var, "help"))
return CLEAN_COLOR_HELP;
if (!strcasecmp(var, "error"))
return CLEAN_COLOR_ERROR;
return -1;
}
static int git_clean_config(const char *var, const char *value, void *cb)
{
if (!prefixcmp(var, "column."))
return git_column_config(var, value, "clean", &colopts);
/* honors the color.interactive* config variables which also
applied in git-add--interactive and git-stash */
if (!strcmp(var, "color.interactive")) {
clean_use_color = git_config_colorbool(var, value);
return 0;
}
if (!prefixcmp(var, "color.interactive.")) {
int slot = parse_clean_color_slot(var +
strlen("color.interactive."));
if (slot < 0)
return 0;
if (!value)
return config_error_nonbool(var);
color_parse(value, var, clean_colors[slot]);
return 0;
}
if (!strcmp(var, "clean.requireforce")) {
force = !git_config_bool(var, value);
return 0;
}
return git_default_config(var, value, cb);
/* inspect the color.ui config variable and others */
return git_color_default_config(var, value, cb);
}
static const char *clean_get_color(enum color_clean ix)
{
if (want_color(clean_use_color))
return clean_colors[ix];
return "";
}
static void clean_print_color(enum color_clean ix)
{
printf("%s", clean_get_color(ix));
}
static int exclude_cb(const struct option *opt, const char *arg, int unset)
@ -184,14 +251,18 @@ static void interactive_main_loop(void)
while (del_list.nr) {
putchar('\n');
clean_print_color(CLEAN_COLOR_HEADER);
printf_ln(Q_("Would remove the following item:",
"Would remove the following items:",
del_list.nr));
clean_print_color(CLEAN_COLOR_RESET);
putchar('\n');
pretty_print_dels();
clean_print_color(CLEAN_COLOR_PROMPT);
printf(_("Remove [y/n]? "));
clean_print_color(CLEAN_COLOR_RESET);
if (strbuf_getline(&confirm, stdin, '\n') != EOF) {
strbuf_trim(&confirm);
} else {