added bare pluginsHEADmaster

1 files changed, 76 insertions, 0 deletions

diff --git a/.config/vis/plugins/vis-autoclose/init.lua b/.config/vis/plugins/vis-autoclose/init.lua
new file mode 100644
index 0000000..22b0039
--- /dev/null
+++ b/.config/vis/plugins/vis-autoclose/init.lua
@@ -0,0 +1,76 @@
+require('vis')
+
+local brackets = {
+	["("] = "()",
+	["{"] = "{}",
+	["["] = "[]",
+	["<"] = "<>",
+	["'"] = "''",
+	['"'] = '""',
+	['`'] = '``',
+};
+
+local closed = {
+	[")"] = "",
+	["}"] = "",
+	["]"] = "",
+	[">"] = "",
+	["'"] = "",
+	['"'] = "",
+	["`"] = "",
+};
+
+local remove = {
+	["()"] = "",
+	["{}"] = "",
+	["[]"] = "",
+	["<>"] = "",
+	["''"] = "",
+	['""'] = "",
+	['``'] = "",
+};
+
+function is_bracket_or_empty(char)
+	return 	char == ' ' or
+		char == '\n' or
+		brackets[char] ~= nil or
+		closed[char] ~= nil
+end
+
+vis.events.subscribe(vis.events.INPUT, function(key)
+	local file = vis.win.file
+	local cursor = vis.win.selection.pos
+	local next = file:content(cursor, 1)
+	-- closed bracket already exists, skip
+	if key == next and closed[next] ~= nil then
+		vis:feedkeys('<Right>')
+		return true
+	end
+
+	local result = brackets[key]
+	if result ~= nil and is_bracket_or_empty(next) then
+		vis:insert(result)
+		vis:feedkeys('<Left>')
+		return true
+	end
+	return false
+end)
+
+vis:map(vis.modes.INSERT, "<Backspace>", function(keys)
+	local cursor = vis.win.selection.pos
+	local file = vis.win.file
+	local prev = file:content(cursor-1, 2)
+
+	-- Workaround until https://github.com/martanne/vis/issues/739 is solved
+	vis:feedkeys("<Left>")
+	-- Check if whole bracket pair is to be removed
+	if prev ~= nil then
+		local result = remove[prev]
+		if result ~= nil then
+			vis:feedkeys("<Delete>")
+		end
+	end
+
+	vis:feedkeys("<Delete>")
+	return 1
+end, "Removes the previous character (and closed brackets, if empty)")