Mercurial > vim
diff src/testdir/test_iminsert.vim @ 26408:8f17f8f327f3 v8.2.3735
patch 8.2.3735: cannot use a lambda for 'imactivatefunc'
Commit: https://github.com/vim/vim/commit/7645da568c5e3b4ee339a2e99c3b3af790619787
Author: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Sat Dec 4 14:02:30 2021 +0000
patch 8.2.3735: cannot use a lambda for 'imactivatefunc'
Problem: Cannot use a lambda for 'imactivatefunc'.
Solution: Add lambda support for 'imactivatefunc' and 'imstatusfunc'.
(Yegappan Lakshmanan, closes #9275)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 04 Dec 2021 15:15:03 +0100 |
parents | c346db463a59 |
children | 65ab0b035dd8 |
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--- a/src/testdir/test_iminsert.vim +++ b/src/testdir/test_iminsert.vim @@ -2,6 +2,7 @@ source view_util.vim source check.vim +source vim9.vim let s:imactivatefunc_called = 0 let s:imstatusfunc_called = 0 @@ -107,4 +108,143 @@ func Test_iminsert_toggle() close! endfunc +" Test for different ways of setting the 'imactivatefunc' and 'imstatusfunc' +" options +func Test_imactivatefunc_imstatusfunc_callback() + CheckNotMSWindows + func IMactivatefunc1(active) + let g:IMactivatefunc_called += 1 + endfunc + func IMstatusfunc1() + let g:IMstatusfunc_called += 1 + return 1 + endfunc + let g:IMactivatefunc_called = 0 + let g:IMstatusfunc_called = 0 + set iminsert=2 + + " Test for using a function() + set imactivatefunc=function('IMactivatefunc1') + set imstatusfunc=function('IMstatusfunc1') + normal! i + + " Using a funcref variable to set 'completefunc' + let Fn1 = function('IMactivatefunc1') + let &imactivatefunc = string(Fn1) + let Fn2 = function('IMstatusfunc1') + let &imstatusfunc = string(Fn2) + normal! i + call assert_fails('let &imactivatefunc = Fn1', 'E729:') + call assert_fails('let &imstatusfunc = Fn2', 'E729:') + + " Test for using a funcref() + set imactivatefunc=funcref('IMactivatefunc1') + set imstatusfunc=funcref('IMstatusfunc1') + normal! i + + " Using a funcref variable to set 'imactivatefunc' + let Fn1 = funcref('IMactivatefunc1') + let &imactivatefunc = string(Fn1) + let Fn2 = funcref('IMstatusfunc1') + let &imstatusfunc = string(Fn2) + normal! i + call assert_fails('let &imactivatefunc = Fn1', 'E729:') + call assert_fails('let &imstatusfunc = Fn2', 'E729:') + + " Test for using a lambda function + set imactivatefunc={a\ ->\ IMactivatefunc1(a)} + set imstatusfunc={\ ->\ IMstatusfunc1()} + normal! i + + " Set 'imactivatefunc' and 'imstatusfunc' to a lambda expression + let &imactivatefunc = '{a -> IMactivatefunc1(a)}' + let &imstatusfunc = '{ -> IMstatusfunc1()}' + normal! i + + " Set 'imactivatefunc' 'imstatusfunc' to a variable with a lambda expression + let Lambda1 = {a -> IMactivatefunc1(a)} + let Lambda2 = { -> IMstatusfunc1()} + let &imactivatefunc = string(Lambda1) + let &imstatusfunc = string(Lambda2) + normal! i + call assert_fails('let &imactivatefunc = Lambda1', 'E729:') + call assert_fails('let &imstatusfunc = Lambda2', 'E729:') + + " Test for clearing the 'completefunc' option + set imactivatefunc='' imstatusfunc='' + set imactivatefunc& imstatusfunc& + + call assert_fails("set imactivatefunc=function('abc')", "E700:") + call assert_fails("set imstatusfunc=function('abc')", "E700:") + call assert_fails("set imactivatefunc=funcref('abc')", "E700:") + call assert_fails("set imstatusfunc=funcref('abc')", "E700:") + + call assert_equal(7, g:IMactivatefunc_called) + call assert_equal(14, g:IMstatusfunc_called) + + " Vim9 tests + let lines =<< trim END + vim9script + + # Test for using function() + def IMactivatefunc1(active: number): any + g:IMactivatefunc_called += 1 + return 1 + enddef + def IMstatusfunc1(): number + g:IMstatusfunc_called += 1 + return 1 + enddef + g:IMactivatefunc_called = 0 + g:IMstatusfunc_called = 0 + set iminsert=2 + set imactivatefunc=function('IMactivatefunc1') + set imstatusfunc=function('IMstatusfunc1') + normal! i + + # Test for using a lambda + &imactivatefunc = '(a) => IMactivatefunc1(a)' + &imstatusfunc = '() => IMstatusfunc1()' + normal! i + + # Test for using a variable with a lambda expression + var Fn1: func = (active) => { + g:IMactivatefunc_called += 1 + return 1 + } + var Fn2: func = () => { + g:IMstatusfunc_called += 1 + return 1 + } + &imactivatefunc = string(Fn1) + &imstatusfunc = string(Fn2) + normal! i + + assert_equal(3, g:IMactivatefunc_called) + assert_equal(6, g:IMstatusfunc_called) + + set iminsert=0 + set imactivatefunc= + set imstatusfunc= + END + call CheckScriptSuccess(lines) + + " Using Vim9 lambda expression in legacy context should fail + set imactivatefunc=(a)\ =>\ IMactivatefunc1(a) + set imstatusfunc=IMstatusfunc1 + call assert_fails('normal! i', 'E117:') + set imactivatefunc=IMactivatefunc1 + set imstatusfunc=()\ =>\ IMstatusfunc1(a) + call assert_fails('normal! i', 'E117:') + + " cleanup + delfunc IMactivatefunc1 + delfunc IMstatusfunc1 + set iminsert=0 + set imactivatefunc= + set imstatusfunc= + + %bw! +endfunc + " vim: shiftwidth=2 sts=2 expandtab