vis: split `:set show <option>` into separate options

It was the only command option which needed `=` to assign a value to.
This unifies the argument parsing logic and adds the possibility to
specify a per-option help text.

You might want to adapt your visrc.lua configuration accordingly.

1 files changed, 17 insertions, 5 deletions

diff --git a/sam.c b/sam.c
index 883cfd9..5ebf71c 100644
--- a/sam.c
+++ b/sam.c
@@ -202,7 +202,9 @@ enum {
 	OPTION_TABWIDTH,
 	OPTION_THEME,
 	OPTION_SYNTAX,
-	OPTION_SHOW,
+	OPTION_SHOW_SPACES,
+	OPTION_SHOW_TABS,
+	OPTION_SHOW_NEWLINES,
 	OPTION_NUMBER,
 	OPTION_NUMBER_RELATIVE,
 	OPTION_CURSOR_LINE,
@@ -236,10 +238,20 @@ static const OptionDef options[] = {
 		OPTION_TYPE_STRING, OPTION_FLAG_WINDOW|OPTION_FLAG_OPTIONAL,
 		"Syntax highlighting lexer to use filename without extension",
 	},
-	[OPTION_SHOW] = {
-		{ "show" },
-		OPTION_TYPE_STRING, OPTION_FLAG_WINDOW,
-		"Show white space replacement symbols",
+	[OPTION_SHOW_SPACES] = {
+		{ "show-spaces" },
+		OPTION_TYPE_BOOL, OPTION_FLAG_WINDOW,
+		"Display replacement symbol instead of a space",
+	},
+	[OPTION_SHOW_TABS] = {
+		{ "show-tabs" },
+		OPTION_TYPE_BOOL, OPTION_FLAG_WINDOW,
+		"Display replacement symbol for tabs",
+	},
+	[OPTION_SHOW_NEWLINES] = {
+		{ "show-newlines" },
+		OPTION_TYPE_BOOL, OPTION_FLAG_WINDOW,
+		"Display replacement symbol for newlines",
 	},
 	[OPTION_NUMBER] = {
 		{ "numbers", "nu" },