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diff src/testdir/test_vim9_func.vim @ 24065:a6aec9a89184 v8.2.2574

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patch 8.2.2574: Vim9: crash when calling partial with wrong function Commit: https://github.com/vim/vim/commit/04947cc6ed313b6b99889c27d008c68a373df634 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 6 19:26:46 2021 +0100 patch 8.2.2574: Vim9: crash when calling partial with wrong function Problem: Vim9: crash when calling partial with wrong function. Solution: Check argument types of called function. (closes https://github.com/vim/vim/issues/7912)
author Bram Moolenaar <Bram@vim.org>
date Sat, 06 Mar 2021 19:30:02 +0100
parents d6489b4eb14e
children 324408c61b20
line wrap: on
line diff
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -2367,6 +2367,30 @@ def Test_nested_lambda_in_closure()
   delete('XnestedDone')
 enddef
 
+def Test_check_func_arg_types()
+  var lines =<< trim END
+      vim9script
+      def F1(x: string): string
+        return x
+      enddef
+
+      def F2(x: number): number
+        return x + 1
+      enddef
+
+      def G(g: func): dict<func>
+        return {f: g}
+      enddef
+
+      def H(d: dict<func>): string
+        return d.f('a')
+      enddef
+  END
+
+  CheckScriptSuccess(lines + ['echo H(G(F1))'])
+  CheckScriptFailure(lines + ['echo H(G(F2))'], 'E1013:')
+enddef
+
 
 
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker