fix(prompt): display on exact line size fit

Author: Tieske

examples/prompt.lua

@@ -4,8 +4,8 @@ local Prompt = require("terminal.cli.prompt")
 local pr = Prompt {
   prompt = "Enter something: ",
   value = "Hello, 你-好 World 🚀!",
-  max_length = 262,
-  position = 2,
+  max_length = 62,
+  -- position = 2,
   cancellable = true,
   text_attr = { brightness = "high" },
 }

src/terminal/cli/prompt.lua

@@ -217,6 +217,12 @@ function Prompt:draw()
     self.prompt,              -- prompt
     function() return t.text.stack.push_seq(self.text_attr) end, -- push text attributes
     l,                        -- all lines concatenated (we formatted using padding, so should properly wrap)
+    function()
+      if #self.current_lines > 1 and self.current_lines[#self.current_lines]:len_char() == 0 then
+        return "\n" -- last line is just for cursor (empty line), case not handled by the padding, insert newline
+      end
+      return ""
+    end,
     t.text.stack.pop_seq,     -- pop text attributes
     t.clear.eol_seq(),        -- clear the rest of the last line
     t.cursor.position.column_seq(self.cursor_col),                      -- move cursor to proper column