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diff src/testdir/test_method.vim @ 17674:06c3e15ad84d v8.1.1834

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patch 8.1.1834: cannot use a lambda as a method commit https://github.com/vim/vim/commit/22a0c0c4ecd23b6c43f79ba9b92899ca0b426e29 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 9 23:25:08 2019 +0200 patch 8.1.1834: cannot use a lambda as a method Problem: Cannot use a lambda as a method. Solution: Implement ->{lambda}(). (closes https://github.com/vim/vim/issues/4768)
author Bram Moolenaar <Bram@vim.org>
date Fri, 09 Aug 2019 23:30:05 +0200
parents da7890e3359b
children 14ac8c31e598
line wrap: on
line diff
--- a/src/testdir/test_method.vim
+++ b/src/testdir/test_method.vim
@@ -122,3 +122,13 @@ func Test_method_syntax()
   call assert_fails('eval [1, 2, 3]->sort ()', 'E274:')
   call assert_fails('eval [1, 2, 3]-> sort ()', 'E260:')
 endfunc
+
+func Test_method_lambda()
+  eval "text"->{x -> x .. " extended"}()->assert_equal('text extended')
+  eval "text"->{x, y -> x .. " extended " .. y}('more')->assert_equal('text extended more')
+
+  call assert_fails('eval "text"->{x -> x .. " extended"} ()', 'E274:')
+
+  " todo: lambda accepts more arguments than it consumes
+  " call assert_fails('eval "text"->{x -> x .. " extended"}("more")', 'E99:')
+endfunc