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patch 8.1.1807: more functions can be used as a method

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Problem:    More functions can be used as a method.
Solution:   Add append(), appendbufline(), assert_equal(), etc.
            Also add the :eval command.
This commit is contained in:
Bram Moolenaar
2019-08-04 15:04:10 +02:00
parent 7cc535175a
commit 25e42231d3
9 changed files with 658 additions and 544 deletions
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25
src/testdir/test_method.vim
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@@ -3,18 +3,23 @@
func Test_list()
let l = [1, 2, 3]
call assert_equal([1, 2, 3, 4], [1, 2, 3]->add(4))
eval l->assert_equal(l)
eval l->assert_equal(l, 'wrong')
eval l->assert_notequal([3, 2, 1])
eval l->assert_notequal([3, 2, 1], 'wrong')
call assert_equal(l, l->copy())
call assert_equal(1, l->count(2))
call assert_false(l->empty())
call assert_true([]->empty())
call assert_equal(579, ['123', '+', '456']->join()->eval())
call assert_equal([1, 2, 3, 4, 5], [1, 2, 3]->extend([4, 5]))
call assert_equal([1, 3], [1, 2, 3]->filter('v:val != 2'))
call assert_equal(2, l->get(1))
call assert_equal(1, l->index(2))
call assert_equal([0, 1, 2, 3], [1, 2, 3]->insert(0))
call assert_fails('let x = l->items()', 'E715:')
call assert_fails('eval l->items()', 'E715:')
call assert_equal('1 2 3', l->join())
call assert_fails('let x = l->keys()', 'E715:')
call assert_fails('eval l->keys()', 'E715:')
call assert_equal(3, l->len())
call assert_equal([2, 3, 4], [1, 2, 3]->map('v:val + 1'))
call assert_equal(3, l->max())
@@ -26,7 +31,7 @@ func Test_list()
call assert_equal('[1, 2, 3]', l->string())
call assert_equal(v:t_list, l->type())
call assert_equal([1, 2, 3], [1, 1, 2, 3, 3]->uniq())
call assert_fails('let x = l->values()', 'E715:')
call assert_fails('eval l->values()', 'E715:')
endfunc
func Test_dict()
@@ -59,3 +64,17 @@ func Test_dict()
call assert_fails('let x = d->uniq()', 'E686:')
call assert_equal([1, 2, 3], d->values())
endfunc
func Test_append()
new
eval ['one', 'two', 'three']->append(1)
call assert_equal(['', 'one', 'two', 'three'], getline(1, '$'))
%del
let bnr = bufnr('')
wincmd w
eval ['one', 'two', 'three']->appendbufline(bnr, 1)
call assert_equal(['', 'one', 'two', 'three'], getbufline(bnr, 1, '$'))
exe 'bwipe! ' .. bnr
endfunc