Patch 8.0.1557
Problem: printf() does not work with only one argument. (Daniel Hahler)
Solution: Allow using just the format. (Ken Takata, closes #2687)
Files: src/evalfunc.c, src/testdir/test_expr.vim
*** ../vim-8.0.1556/src/evalfunc.c 2018-02-22 21:06:44.558819084 +0100
--- src/evalfunc.c 2018-03-03 14:51:48.364717089 +0100
***************
*** 738,744 ****
{"pow", 2, 2, f_pow},
#endif
{"prevnonblank", 1, 1, f_prevnonblank},
! {"printf", 2, 19, f_printf},
{"pumvisible", 0, 0, f_pumvisible},
#ifdef FEAT_PYTHON3
{"py3eval", 1, 1, f_py3eval},
--- 738,744 ----
{"pow", 2, 2, f_pow},
#endif
{"prevnonblank", 1, 1, f_prevnonblank},
! {"printf", 1, 19, f_printf},
{"pumvisible", 0, 0, f_pumvisible},
#ifdef FEAT_PYTHON3
{"py3eval", 1, 1, f_py3eval},
*** ../vim-8.0.1556/src/testdir/test_expr.vim 2017-03-18 20:18:42.063950224
+0100
--- src/testdir/test_expr.vim 2018-03-03 14:56:04.267153847 +0100
***************
*** 131,136 ****
--- 131,139 ----
endfunc
function Test_printf_misc()
+ call assert_equal('123', printf('123'))
+ call assert_fails("call printf('123', 3)", "E767:")
+
call assert_equal('123', printf('%d', 123))
call assert_equal('123', printf('%i', 123))
call assert_equal('123', printf('%D', 123))
*** ../vim-8.0.1556/src/version.c 2018-03-02 20:58:36.286811942 +0100
--- src/version.c 2018-03-03 14:53:36.348057157 +0100
***************
*** 780,781 ****
--- 780,783 ----
{ /* Add new patch number below this line */
+ /**/
+ 1557,
/**/
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