Mercurial > vim
comparison src/testdir/test_vim9_func.vim @ 28173:b0c885507de4 v8.2.4612
patch 8.2.4612: Vim9: cannot use a recursive call in a nested function
Commit: https://github.com/vim/vim/commit/a915fa010330ee7212e06d3511acd363d04d2d28
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Mar 23 11:29:15 2022 +0000
patch 8.2.4612: Vim9: cannot use a recursive call in a nested function
Problem: Vim9: cannot use a recursive call in a nested function. (Sergey
Vlasov)
Solution: Define the funcref before compiling the function. (closes #9989)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Wed, 23 Mar 2022 12:30:04 +0100 |
| parents | ae975c8d5438 |
| children | f24d4826e6bf |
comparison
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| 28172:f5cd730da5b6 | 28173:b0c885507de4 |
|---|---|
| 871 enddef | 871 enddef |
| 872 endif | 872 endif |
| 873 defcompile | 873 defcompile |
| 874 assert_equal(1, Test()) | 874 assert_equal(1, Test()) |
| 875 assert_equal(2, Test()) | 875 assert_equal(2, Test()) |
| 876 END | |
| 877 v9.CheckScriptSuccess(lines) | |
| 878 | |
| 879 # nested function with recursive call | |
| 880 lines =<< trim END | |
| 881 vim9script | |
| 882 | |
| 883 def MyFunc(): number | |
| 884 def Fib(n: number): number | |
| 885 if n < 2 | |
| 886 return 1 | |
| 887 endif | |
| 888 return Fib(n - 2) + Fib(n - 1) | |
| 889 enddef | |
| 890 | |
| 891 return Fib(5) | |
| 892 enddef | |
| 893 | |
| 894 assert_equal(8, MyFunc()) | |
| 876 END | 895 END |
| 877 v9.CheckScriptSuccess(lines) | 896 v9.CheckScriptSuccess(lines) |
| 878 | 897 |
| 879 lines =<< trim END | 898 lines =<< trim END |
| 880 vim9script | 899 vim9script |