Patch 9.0.1081

[Bram Moolenaar]

Patch 9.0.1081
Problem: Using "->" with split lines does not always work.
Solution: Avoid trying to get another line. (closes #11723)
Files: src/eval.c, src/testdir/test_user_func.vim


*** ../vim-9.0.1080/src/eval.c 2022-12-18 21:42:49.010716927 +0000
--- src/eval.c 2022-12-19 20:26:08.073476338 +0000
***************
*** 4548,4558 ****
if (**arg != '(' && alias == NULL
&& (paren = vim_strchr(*arg, '(')) != NULL)
{
- char_u *deref;
-
*arg = name;
*paren = NUL;
! deref = deref_function_name(arg, &tofree, evalarg, verbose);
if (deref == NULL)
{
*arg = name + len;
--- 4548,4566 ----
if (**arg != '(' && alias == NULL
&& (paren = vim_strchr(*arg, '(')) != NULL)
{
*arg = name;
+
+ // Truncate the name a the "(". Avoid trying to get another line
+ // by making "getline" NULL.
*paren = NUL;
! char_u *(*getline)(int, void *, int, getline_opt_T) = NULL;
! if (evalarg != NULL)
! {
! getline = evalarg->eval_getline;
! evalarg->eval_getline = NULL;
! }
!
! char_u *deref = deref_function_name(arg, &tofree, evalarg, verbose);
if (deref == NULL)
{
*arg = name + len;
***************
*** 4563,4569 ****
--- 4571,4580 ----
name = deref;
len = (long)STRLEN(name);
}
+
*paren = '(';
+ if (getline != NULL)
+ evalarg->eval_getline = getline;
}

if (ret == OK)
*** ../vim-9.0.1080/src/testdir/test_user_func.vim 2022-10-15 21:35:51.191403811 +0100
--- src/testdir/test_user_func.vim 2022-12-19 20:25:13.369634729 +0000
***************
*** 179,184 ****
--- 179,238 ----
eval 'bar'->s:addFoo()->assert_equal('barfoo')
endfunc

+ func Test_method_with_linebreaks()
+ let lines =<< trim END
+ vim9script
+
+ export def Scan(ll: list<number>): func(func(number))
+ return (Emit: func(number)) => {
+ for v in ll
+ Emit(v)
+ endfor
+ }
+ enddef
+
+ export def Build(Cont: func(func(number))): list<number>
+ var result: list<number> = []
+ Cont((v) => {
+ add(result, v)
+ })
+ return result
+ enddef
+
+ export def Noop(Cont: func(func(number))): func(func(number))
+ return (Emit: func(number)) => {
+ Cont(Emit)
+ }
+ enddef
+ END
+ call writefile(lines, 'Xlib.vim', 'D')
+
+ let lines =<< trim END
+ vim9script
+
+ import "./Xlib.vim" as lib
+
+ const x = [1, 2, 3]
+
+ var result = lib.Scan(x)->lib.Noop()->lib.Build()
+ assert_equal([1, 2, 3], result)
+
+ result = lib.Scan(x)->lib.Noop()
+ ->lib.Build()
+ assert_equal([1, 2, 3], result)
+
+ result = lib.Scan(x)
+ ->lib.Noop()->lib.Build()
+ assert_equal([1, 2, 3], result)
+
+ result = lib.Scan(x)
+ ->lib.Noop()
+ ->lib.Build()
+ assert_equal([1, 2, 3], result)
+ END
+ call v9.CheckScriptSuccess(lines)
+ endfunc
+
func Test_failed_call_in_try()
try | call UnknownFunc() | catch | endtry
endfunc
*** ../vim-9.0.1080/src/version.c 2022-12-19 18:56:44.173594364 +0000
--- src/version.c 2022-12-19 20:26:23.833433379 +0000
***************
*** 697,698 ****
--- 697,700 ----
{ /* Add new patch number below this line */
+ /**/
+ 1081,
/**/

--
The question is: What do you do with your life?
The wrong answer is: Become the richest guy in the graveyard.
(billionaire and Oracle founder Larry Ellison)

/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
\\\ sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///