patch 8.2.3100: Vim9: no error when using type with unknown number of args Commit: https://github.com/vim/vim/commit/7a40ff00edd35cc4313d74a43e7a7b67cd24372d Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jul 4 15:54:08 2021 +0200 patch 8.2.3100: Vim9: no error when using type with unknown number of args Problem: Vim9: no error when using type with unknown number of arguments. Solution: Do not ignore argument count of -1. (closes https://github.com/vim/vim/issues/8492)

Test for writing and reading a file of over 100 Kbyte

1 line: "This is the start"
3001 lines: "This is the leader"
1 line: "This is the middle"
3001 lines: "This is the trailer"
1 line: "This is the end"

STARTTEST
:%d
aThis is the start
This is the leader
This is the middle
This is the trailer
This is the endkY3000p2GY3000p
:w! Xtest
:%d
:e! Xtest
:.w! test.out
3003G:.w >>test.out
6005G:.w >>test.out
:qa!
ENDTEST