1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
" Test binding arguments to a Funcref.
func MyFunc(arg1, arg2, arg3)
return a:arg1 . '/' . a:arg2 . '/' . a:arg3
endfunc
func MySort(up, one, two)
if a:one == a:two
return 0
endif
if a:up
return a:one > a:two ? 1 : -1
endif
return a:one < a:two ? 1 : -1
endfunc
func Test_partial_args()
let Cb = function('MyFunc', ["foo", "bar"])
call Cb("zzz")
call assert_equal("foo/bar/xxx", Cb("xxx"))
call assert_equal("foo/bar/yyy", call(Cb, ["yyy"]))
let Cb2 = function(Cb)
call assert_equal("foo/bar/zzz", Cb2("zzz"))
let Cb3 = function(Cb, ["www"])
call assert_equal("foo/bar/www", Cb3())
let Cb = function('MyFunc', [])
call assert_equal("a/b/c", Cb("a", "b", "c"))
let Cb2 = function(Cb, [])
call assert_equal("a/b/d", Cb2("a", "b", "d"))
let Cb3 = function(Cb, ["a", "b"])
call assert_equal("a/b/e", Cb3("e"))
let Sort = function('MySort', [1])
call assert_equal([1, 2, 3], sort([3, 1, 2], Sort))
let Sort = function('MySort', [0])
call assert_equal([3, 2, 1], sort([3, 1, 2], Sort))
endfunc
func MyDictFunc(arg1, arg2) dict
return self.name . '/' . a:arg1 . '/' . a:arg2
endfunc
func Test_partial_dict()
let dict = {'name': 'hello'}
let Cb = function('MyDictFunc', ["foo", "bar"], dict)
call assert_equal("hello/foo/bar", Cb())
call assert_fails('Cb("xxx")', 'E492:')
let Cb = function('MyDictFunc', [], dict)
call assert_equal("hello/ttt/xxx", Cb("ttt", "xxx"))
call assert_fails('Cb("yyy")', 'E492:')
let Cb = function('MyDictFunc', ["foo"], dict)
call assert_equal("hello/foo/xxx", Cb("xxx"))
call assert_fails('Cb()', 'E492:')
let Cb = function('MyDictFunc', dict)
call assert_equal("hello/xxx/yyy", Cb("xxx", "yyy"))
call assert_fails('Cb("fff")', 'E492:')
let dict = {"tr": function('tr', ['hello', 'h', 'H'])}
call assert_equal("Hello", dict.tr())
endfunc
func Test_partial_implicit()
let dict = {'name': 'foo'}
func dict.MyFunc(arg) dict
return self.name . '/' . a:arg
endfunc
call assert_equal('foo/bar', dict.MyFunc('bar'))
call assert_fails('let func = dict.MyFunc', 'E704:')
let Func = dict.MyFunc
call assert_equal('foo/aaa', Func('aaa'))
let Func = function(dict.MyFunc, ['bbb'])
call assert_equal('foo/bbb', Func())
endfunc
fun InnerCall(funcref)
return a:funcref
endfu
fun OuterCall()
let opt = { 'func' : function('sin') }
call InnerCall(opt.func)
endfu
func Test_function_in_dict()
call OuterCall()
endfunc
function! s:cache_clear() dict
return self.name
endfunction
func Test_script_function_in_dict()
let s:obj = {'name': 'foo'}
let s:obj2 = {'name': 'bar'}
let s:obj['clear'] = function('s:cache_clear')
call assert_equal('foo', s:obj.clear())
let F = s:obj.clear
call assert_equal('foo', F())
call assert_equal('foo', call(s:obj.clear, [], s:obj))
call assert_equal('bar', call(s:obj.clear, [], s:obj2))
let s:obj2['clear'] = function('s:cache_clear')
call assert_equal('bar', s:obj2.clear())
let B = s:obj2.clear
call assert_equal('bar', B())
endfunc
function! s:cache_arg(arg) dict
let s:result = self.name . '/' . a:arg
return s:result
endfunction
func Test_script_function_in_dict_arg()
let s:obj = {'name': 'foo'}
let s:obj['clear'] = function('s:cache_arg')
call assert_equal('foo/bar', s:obj.clear('bar'))
let F = s:obj.clear
let s:result = ''
call assert_equal('foo/bar', F('bar'))
call assert_equal('foo/bar', s:result)
let s:obj['clear'] = function('s:cache_arg', ['bar'])
call assert_equal('foo/bar', s:obj.clear())
let s:result = ''
call s:obj.clear()
call assert_equal('foo/bar', s:result)
let F = s:obj.clear
call assert_equal('foo/bar', F())
let s:result = ''
call F()
call assert_equal('foo/bar', s:result)
call assert_equal('foo/bar', call(s:obj.clear, [], s:obj))
endfunc
func Test_partial_exists()
let F = function('MyFunc')
call assert_true(exists('*F'))
let lF = [F]
call assert_true(exists('*lF[0]'))
let F = function('MyFunc', ['arg'])
call assert_true(exists('*F'))
let lF = [F]
call assert_true(exists('*lF[0]'))
endfunc
|
