fix(info): safe scale refactor (#155)

Author: linrongbin16

README.md

@@ -194,7 +194,7 @@ You can use command `Colorbox` to control the player with below subcommands:
 - `reinstall`: Clean & re-install all git submodules.
   - **Note:** use `concurrency=1` to specify the `concurrency` parameters.
 - `info`: Show detailed information and configured status.
-  - **Note:** use `scale=0.7` to specify popup window's size in range `(0, 1)`, by default is `scale=0.7`.
+  - **Note:** use `scale=0.7` to specify popup window's size in range `(0, 1]`, by default is `scale=0.7`.
 
 > [!NOTE]
 >

lua/colorbox.lua

@@ -729,6 +729,7 @@ local function _info(args)
     opts = opts or { scale = 0.7 }
     opts.scale = type(opts.scale) == "string" and (tonumber(opts.scale) or 0.7)
         or 0.7
+    opts.scale = numbers.bound(opts.scale, 0, 1)
     logging.get("colorbox"):debug("|_info| opts:%s", vim.inspect(opts))
 
     local total_width = vim.o.columns