feat: add configurable indicator padding

Add indicator.padding (x, y) to offset the status indicator from the
editor edges. Defaults to 1 cell on each axis, moving the indicator
away from the right edge and bottom of the buffer.

lua/watchexec/config.lua

@@ -16,6 +16,10 @@
 ---@field bin? string
 ---@field args? string[]
 
+---@class watchexec.IndicatorPadding
+---@field x? integer
+---@field y? integer
+
 ---@class watchexec.IndicatorPatterns
 ---@field success? string
 ---@field running? string
@@ -27,6 +31,7 @@
 ---@field failure_hl? string
 ---@field width? integer
 ---@field height? integer
+---@field padding? watchexec.IndicatorPadding
 ---@field patterns? watchexec.IndicatorPatterns
 
 ---@class watchexec.Config
@@ -64,6 +69,7 @@ local defaults = {
     failure_hl = "WatchexecFailure",
     width = 2,
     height = 1,
+    padding = { x = 1, y = 1 },
     patterns = {
       success = "%[Command was successful%]",
       running = "%[Running",

lua/watchexec/indicator.lua

@@ -35,18 +35,21 @@ local function calculate_position()
   local cfg = config.get().indicator
   local width = cfg.width or 2
   local height = cfg.height or 1
+  local pad_x = cfg.padding and cfg.padding.x or 1
+  local pad_y = cfg.padding and cfg.padding.y or 1
+  local statusline_offset = 2
 
   if cfg.position == "bottom-left" then
-    return vim.o.lines - height - 3, 0
+    return vim.o.lines - height - statusline_offset, pad_x
   elseif cfg.position == "bottom-right" then
-    return vim.o.lines - height - 3, vim.o.columns - width
+    return vim.o.lines - height - statusline_offset, vim.o.columns - width - pad_x
   elseif cfg.position == "top-left" then
-    return 0, 0
+    return pad_y, pad_x
   elseif cfg.position == "top-right" then
-    return 0, vim.o.columns - width
+    return pad_y, vim.o.columns - width - pad_x
   end
 
-  return vim.o.lines - height - 3, 0
+  return vim.o.lines - height - statusline_offset, pad_x
 end
 
 local function close_float()