Patch 8.2.2855

[Bram Moolenaar]

Patch 8.2.2855
Problem: White space after "->" does not give E274.
Solution: Do not skip white space in legacy script. (closes #8212)
Files: src/eval.c, src/testdir/test_method.vim


*** ../vim-8.2.2854/src/eval.c 2021-05-13 14:55:51.620360842 +0200
--- src/eval.c 2021-05-15 19:50:15.253802768 +0200
***************
*** 5916,5925 ****
}
else if (p[0] == '-' && p[1] == '>')
{
! *arg = skipwhite(p + 2);
if (ret == OK)
{
! if ((**arg == '{' && !in_vim9script()) || **arg == '(')
// expr->{lambda}() or expr->(lambda)()
ret = eval_lambda(arg, rettv, evalarg, verbose);
else
--- 5916,5933 ----
}
else if (p[0] == '-' && p[1] == '>')
{
! if (in_vim9script())
! *arg = skipwhite(p + 2);
! else
! *arg = p + 2;
if (ret == OK)
{
! if (VIM_ISWHITE(**arg))
! {
! emsg(_(e_nowhitespace));
! ret = FAIL;
! }
! else if ((**arg == '{' && !in_vim9script()) || **arg == '(')
// expr->{lambda}() or expr->(lambda)()
ret = eval_lambda(arg, rettv, evalarg, verbose);
else
*** ../vim-8.2.2854/src/testdir/test_method.vim 2021-01-23 15:27:06.378245456 +0100
--- src/testdir/test_method.vim 2021-05-15 19:54:58.348625156 +0200
***************
*** 131,141 ****
eval [1, 2, 3]
\ ->sort(
\ )
! eval [1, 2, 3]-> sort()

call assert_fails('eval [1, 2, 3]->sort ()', 'E274:')
call assert_fails('eval [1, 2, 3] ->sort ()', 'E274:')
call assert_fails('eval [1, 2, 3]-> sort ()', 'E274:')
endfunc

func Test_method_lambda()
--- 131,142 ----
eval [1, 2, 3]
\ ->sort(
\ )
! eval [1, 2, 3]->sort()

call assert_fails('eval [1, 2, 3]->sort ()', 'E274:')
call assert_fails('eval [1, 2, 3] ->sort ()', 'E274:')
call assert_fails('eval [1, 2, 3]-> sort ()', 'E274:')
+ call assert_fails('eval [1, 2, 3]-> sort()', 'E274:')
endfunc

func Test_method_lambda()
*** ../vim-8.2.2854/src/version.c 2021-05-15 17:23:22.886858565 +0200
--- src/version.c 2021-05-15 19:23:25.468331909 +0200
***************
*** 752,753 ****
--- 752,755 ----
{ /* Add new patch number below this line */
+ /**/
+ 2855,
/**/

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