Problem: no overflow check for string formatting
Solution: Check message formatting function for overflow.
(Chris van Willegen)
closes: vim/vim#13799c35fc03dbd
Co-authored-by: Christ van Willegen <cvwillegen@gmail.com>
Problem: Vim9: error codes spread out
Solution: group them together and reserve 100
more for future use
Reserve 100 error codes for future enhancements to the Vim9 class
support
closes: vim/vim#13207413f83990f
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Problem: Cannot use positional arguments for printf()
Solution: Support positional arguments in string formatting
closes: vim/vim#121400c6181fec4
Co-authored-by: Christ van Willegen <cvwillegen@gmail.com>
