Mercurial > vim
diff src/testdir/test_expr.vim @ 9626:172131507c85 v7.4.2090
commit https://github.com/vim/vim/commit/df48fb456fb6bf63d94cad9b302ff01d8ee8d311
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Jul 22 21:50:18 2016 +0200
patch 7.4.2090
Problem: Using submatch() in a lambda passed to substitute() is verbose.
Solution: Use a static list and pass it as an optional argument to the
function. Fix memory leak.
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Fri, 22 Jul 2016 22:00:07 +0200 |
| parents | bf204ab1ce7d |
| children | 6226de5f8137 |
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--- a/src/testdir/test_expr.vim +++ b/src/testdir/test_expr.vim @@ -153,3 +153,22 @@ func Test_substitute_expr() endfunc call assert_equal('--', substitute('xxx', 'x*', {-> '-' . Recurse() . '-'}, '')) endfunc + +func Test_substitute_expr_arg() + call assert_equal('123456789-123456789=', substitute('123456789', + \ '\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)\(.\)', + \ {m -> m[0] . '-' . m[1] . m[2] . m[3] . m[4] . m[5] . m[6] . m[7] . m[8] . m[9] . '='}, '')) + + call assert_equal('123456-123456=789', substitute('123456789', + \ '\(.\)\(.\)\(.\)\(a*\)\(n*\)\(.\)\(.\)\(.\)\(x*\)', + \ {m -> m[0] . '-' . m[1] . m[2] . m[3] . m[4] . m[5] . m[6] . m[7] . m[8] . m[9] . '='}, '')) + + call assert_equal('123456789-123456789x=', substitute('123456789', + \ '\(.\)\(.\)\(.*\)', + \ {m -> m[0] . '-' . m[1] . m[2] . m[3] . 'x' . m[4] . m[5] . m[6] . m[7] . m[8] . m[9] . '='}, '')) + + call assert_fails("call substitute('xxx', '.', {m -> string(add(m, 'x'))}, '')", 'E742:') + call assert_fails("call substitute('xxx', '.', {m -> string(insert(m, 'x'))}, '')", 'E742:') + call assert_fails("call substitute('xxx', '.', {m -> string(extend(m, ['x']))}, '')", 'E742:') + call assert_fails("call substitute('xxx', '.', {m -> string(remove(m, 1))}, '')", 'E742:') +endfunc