[PATCH v6 2/7] Show items of interactive git-clean in columns

From

Jiang Xin <worldhello.net@gmail.com>

Date

May 6, 2013, 19:18 UTC

Message-ID

<6276dc8861b40e8377586f30b85c33e92c4e68fe.1367867498.git.worldhello.net@gmail.com>

In-Reply-To

<4a32eb7cc4e277fcbf4b46c13524874334bea2a3.1367867498.git.worldhello.net@gmail.com>

Signed-off-by: Jiang Xin <worldhello.net@gmail.com>
Comments-by: Matthieu Moy <Matthieu.Moy@imag.fr>
---
 Documentation/config.txt |  4 ++++
 builtin/clean.c          | 58 +++++++++++++++++++++++++++++++++---------------
 2 files changed, 44 insertions(+), 18 deletions(-)

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 6e53f..98bfa 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -955,6 +955,10 @@ column.branch::
 	Specify whether to output branch listing in `git branch` in columns.
 	See `column.ui` for details.
 
+column.clean::
+	Specify whether to output cleaning files in `git clean -i` in columns.
+	See `column.ui` for details.
+
 column.status::
 	Specify whether to output untracked files in `git status` in columns.
 	See `column.ui` for details.
diff --git a/builtin/clean.c b/builtin/clean.c
index 29fbf..43383 100644
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -13,11 +13,13 @@
 #include "refs.h"
 #include "string-list.h"
 #include "quote.h"
+#include "column.h"
 
 static int force = -1; /* unset */
 static int interactive;
 static struct string_list del_list = STRING_LIST_INIT_DUP;
 static const char **the_prefix;
+static unsigned int colopts;
 
 static const char *const builtin_clean_usage[] = {
 	N_("git clean [-d] [-f] [-i] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>..."),
@@ -32,8 +34,13 @@ static const char *msg_warn_remove_failed = N_("failed to remove %s");
 
 static int git_clean_config(const char *var, const char *value, void *cb)
 {
-	if (!strcmp(var, "clean.requireforce"))
+	if (!prefixcmp(var, "column."))
+		return git_column_config(var, value, "clean", &colopts);
+
+	if (!strcmp(var, "clean.requireforce")) {
 		force = !git_config_bool(var, value);
+		return 0;
+	}
 	return git_default_config(var, value, cb);
 }
 
@@ -145,6 +152,33 @@ static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
 	return ret;
 }
 
+void pretty_print_dels()
+{
+	struct string_list list = STRING_LIST_INIT_DUP;
+	struct string_list_item *item;
+	struct strbuf buf = STRBUF_INIT;
+	const char *qname;
+	struct column_options copts;
+
+	for_each_string_list_item(item, &del_list) {
+		qname = quote_path_relative(item->string, -1, &buf, *the_prefix);
+		string_list_append(&list, qname);
+	}
+
+	/*
+	 * always enable column display, we only consult column.*
+	 * about layout strategy and stuff
+	 */
+	colopts = (colopts & ~COL_ENABLE_MASK) | COL_ENABLED;
+	memset(&copts, 0, sizeof(copts));
+	copts.indent = "  ";
+	copts.padding = 2;
+	print_columns(&list, colopts, &copts);
+	putchar('\n');
+	strbuf_release(&buf);
+	string_list_clear(&list, 0);
+}
+
 void edit_by_patterns_cmd()
 {
 	struct dir_struct dir;
@@ -153,7 +187,6 @@ void edit_by_patterns_cmd()
 	struct strbuf **ignore_list;
 	struct string_list_item *item;
 	struct exclude_list *el;
-	const char *qname;
 	int changed = -1, i;
 
 	while (1) {
@@ -166,12 +199,8 @@ void edit_by_patterns_cmd()
 		if (changed) {
 			putchar('\n');
 
-			/* Display dels in "Would remove ..." format */
-			for_each_string_list_item(item, &del_list) {
-				qname = quote_path_relative(item->string, -1, &buf, *the_prefix);
-				printf(_(msg_would_remove), qname);
-			}
-			putchar('\n');
+			/* Display dels in columns */
+			pretty_print_dels();
 		}
 
 		printf(_("Input ignore patterns>> "));
@@ -228,23 +257,17 @@ void edit_by_patterns_cmd()
 void interactive_main_loop()
 {
 	struct strbuf confirm = STRBUF_INIT;
-	struct strbuf buf = STRBUF_INIT;
-	struct string_list_item *item;
-	const char *qname;
 
 	/* dels list may become empty after return back from edit mode */
 	while (del_list.nr) {
+		putchar('\n');
 		printf_ln(Q_("Would remove the following item:",
 			     "Would remove the following items:",
 			     del_list.nr));
 		putchar('\n');
 
-		/* Display dels in "Would remove ..." format */
-		for_each_string_list_item(item, &del_list) {
-			qname = quote_path_relative(item->string, -1, &buf, *the_prefix);
-			printf(_(msg_would_remove), qname);
-		}
-		putchar('\n');
+		/* Display dels in columns */
+		pretty_print_dels();
 
 		/* Confirmation dialog */
 		printf(_("Remove ([y]es/[n]o/[e]dit) ? "));
@@ -274,7 +297,6 @@ void interactive_main_loop()
 		}
 	}
 
-	strbuf_release(&buf);
 	strbuf_release(&confirm);
 }
 

-- 
1.8.3.rc1.338.gb35aa5d