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
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
=== tests/cases/conformance/types/intersection/intersectionTypeMembers.ts ===
// An intersection type has those members that are present in any of its constituent types,
// with types that are intersections of the respective members in the constituent types
interface A { a: string }
>A : Symbol(A, Decl(intersectionTypeMembers.ts, 0, 0))
>a : Symbol(A.a, Decl(intersectionTypeMembers.ts, 3, 13))
interface B { b: string }
>B : Symbol(B, Decl(intersectionTypeMembers.ts, 3, 25))
>b : Symbol(B.b, Decl(intersectionTypeMembers.ts, 4, 13))
interface C { c: string }
>C : Symbol(C, Decl(intersectionTypeMembers.ts, 4, 25))
>c : Symbol(C.c, Decl(intersectionTypeMembers.ts, 5, 13))
var abc: A & B & C;
>abc : Symbol(abc, Decl(intersectionTypeMembers.ts, 7, 3))
>A : Symbol(A, Decl(intersectionTypeMembers.ts, 0, 0))
>B : Symbol(B, Decl(intersectionTypeMembers.ts, 3, 25))
>C : Symbol(C, Decl(intersectionTypeMembers.ts, 4, 25))
abc.a = "hello";
>abc.a : Symbol(A.a, Decl(intersectionTypeMembers.ts, 3, 13))
>abc : Symbol(abc, Decl(intersectionTypeMembers.ts, 7, 3))
>a : Symbol(A.a, Decl(intersectionTypeMembers.ts, 3, 13))
abc.b = "hello";
>abc.b : Symbol(B.b, Decl(intersectionTypeMembers.ts, 4, 13))
>abc : Symbol(abc, Decl(intersectionTypeMembers.ts, 7, 3))
>b : Symbol(B.b, Decl(intersectionTypeMembers.ts, 4, 13))
abc.c = "hello";
>abc.c : Symbol(C.c, Decl(intersectionTypeMembers.ts, 5, 13))
>abc : Symbol(abc, Decl(intersectionTypeMembers.ts, 7, 3))
>c : Symbol(C.c, Decl(intersectionTypeMembers.ts, 5, 13))
interface X { x: A }
>X : Symbol(X, Decl(intersectionTypeMembers.ts, 10, 16))
>x : Symbol(X.x, Decl(intersectionTypeMembers.ts, 12, 13))
>A : Symbol(A, Decl(intersectionTypeMembers.ts, 0, 0))
interface Y { x: B }
>Y : Symbol(Y, Decl(intersectionTypeMembers.ts, 12, 20))
>x : Symbol(Y.x, Decl(intersectionTypeMembers.ts, 13, 13))
>B : Symbol(B, Decl(intersectionTypeMembers.ts, 3, 25))
interface Z { x: C }
>Z : Symbol(Z, Decl(intersectionTypeMembers.ts, 13, 20))
>x : Symbol(Z.x, Decl(intersectionTypeMembers.ts, 14, 13))
>C : Symbol(C, Decl(intersectionTypeMembers.ts, 4, 25))
var xyz: X & Y & Z;
>xyz : Symbol(xyz, Decl(intersectionTypeMembers.ts, 16, 3))
>X : Symbol(X, Decl(intersectionTypeMembers.ts, 10, 16))
>Y : Symbol(Y, Decl(intersectionTypeMembers.ts, 12, 20))
>Z : Symbol(Z, Decl(intersectionTypeMembers.ts, 13, 20))
xyz.x.a = "hello";
>xyz.x.a : Symbol(A.a, Decl(intersectionTypeMembers.ts, 3, 13))
>xyz.x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>xyz : Symbol(xyz, Decl(intersectionTypeMembers.ts, 16, 3))
>x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>a : Symbol(A.a, Decl(intersectionTypeMembers.ts, 3, 13))
xyz.x.b = "hello";
>xyz.x.b : Symbol(B.b, Decl(intersectionTypeMembers.ts, 4, 13))
>xyz.x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>xyz : Symbol(xyz, Decl(intersectionTypeMembers.ts, 16, 3))
>x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>b : Symbol(B.b, Decl(intersectionTypeMembers.ts, 4, 13))
xyz.x.c = "hello";
>xyz.x.c : Symbol(C.c, Decl(intersectionTypeMembers.ts, 5, 13))
>xyz.x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>xyz : Symbol(xyz, Decl(intersectionTypeMembers.ts, 16, 3))
>x : Symbol(x, Decl(intersectionTypeMembers.ts, 12, 13), Decl(intersectionTypeMembers.ts, 13, 13), Decl(intersectionTypeMembers.ts, 14, 13))
>c : Symbol(C.c, Decl(intersectionTypeMembers.ts, 5, 13))
type F1 = (x: string) => string;
>F1 : Symbol(F1, Decl(intersectionTypeMembers.ts, 19, 18))
>x : Symbol(x, Decl(intersectionTypeMembers.ts, 21, 11))
type F2 = (x: number) => number;
>F2 : Symbol(F2, Decl(intersectionTypeMembers.ts, 21, 32))
>x : Symbol(x, Decl(intersectionTypeMembers.ts, 22, 11))
var f: F1 & F2;
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 24, 3))
>F1 : Symbol(F1, Decl(intersectionTypeMembers.ts, 19, 18))
>F2 : Symbol(F2, Decl(intersectionTypeMembers.ts, 21, 32))
var s = f("hello");
>s : Symbol(s, Decl(intersectionTypeMembers.ts, 25, 3))
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 24, 3))
var n = f(42);
>n : Symbol(n, Decl(intersectionTypeMembers.ts, 26, 3))
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 24, 3))
interface D {
>D : Symbol(D, Decl(intersectionTypeMembers.ts, 26, 14))
nested: { doublyNested: { d: string; }, different: { e: number } };
>nested : Symbol(D.nested, Decl(intersectionTypeMembers.ts, 28, 13))
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 29, 13))
>d : Symbol(d, Decl(intersectionTypeMembers.ts, 29, 29))
>different : Symbol(different, Decl(intersectionTypeMembers.ts, 29, 43))
>e : Symbol(e, Decl(intersectionTypeMembers.ts, 29, 56))
}
interface E {
>E : Symbol(E, Decl(intersectionTypeMembers.ts, 30, 1))
nested: { doublyNested: { f: string; }, other: {g: number } };
>nested : Symbol(E.nested, Decl(intersectionTypeMembers.ts, 31, 13))
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 32, 13))
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 32, 29))
>other : Symbol(other, Decl(intersectionTypeMembers.ts, 32, 43))
>g : Symbol(g, Decl(intersectionTypeMembers.ts, 32, 52))
}
const de: D & E = {
>de : Symbol(de, Decl(intersectionTypeMembers.ts, 34, 5))
>D : Symbol(D, Decl(intersectionTypeMembers.ts, 26, 14))
>E : Symbol(E, Decl(intersectionTypeMembers.ts, 30, 1))
nested: {
>nested : Symbol(nested, Decl(intersectionTypeMembers.ts, 34, 19))
doublyNested: {
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 35, 13))
d: 'yes',
>d : Symbol(d, Decl(intersectionTypeMembers.ts, 36, 23))
f: 'no'
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 37, 21))
},
different: { e: 12 },
>different : Symbol(different, Decl(intersectionTypeMembers.ts, 39, 10))
>e : Symbol(e, Decl(intersectionTypeMembers.ts, 40, 20))
other: { g: 101 }
>other : Symbol(other, Decl(intersectionTypeMembers.ts, 40, 29))
>g : Symbol(g, Decl(intersectionTypeMembers.ts, 41, 16))
}
}
// Additional test case with >2 doubly nested members so fix for #31441 is tested w/ excess props
interface F {
>F : Symbol(F, Decl(intersectionTypeMembers.ts, 43, 1))
nested: { doublyNested: { g: string; } }
>nested : Symbol(F.nested, Decl(intersectionTypeMembers.ts, 46, 13))
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 47, 13))
>g : Symbol(g, Decl(intersectionTypeMembers.ts, 47, 29))
}
interface G {
>G : Symbol(G, Decl(intersectionTypeMembers.ts, 48, 1))
nested: { doublyNested: { h: string; } }
>nested : Symbol(G.nested, Decl(intersectionTypeMembers.ts, 50, 13))
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 51, 13))
>h : Symbol(h, Decl(intersectionTypeMembers.ts, 51, 29))
}
const defg: D & E & F & G = {
>defg : Symbol(defg, Decl(intersectionTypeMembers.ts, 54, 5))
>D : Symbol(D, Decl(intersectionTypeMembers.ts, 26, 14))
>E : Symbol(E, Decl(intersectionTypeMembers.ts, 30, 1))
>F : Symbol(F, Decl(intersectionTypeMembers.ts, 43, 1))
>G : Symbol(G, Decl(intersectionTypeMembers.ts, 48, 1))
nested: {
>nested : Symbol(nested, Decl(intersectionTypeMembers.ts, 54, 29))
doublyNested: {
>doublyNested : Symbol(doublyNested, Decl(intersectionTypeMembers.ts, 55, 13))
d: 'yes',
>d : Symbol(d, Decl(intersectionTypeMembers.ts, 56, 23))
f: 'no',
>f : Symbol(f, Decl(intersectionTypeMembers.ts, 57, 21))
g: 'ok',
>g : Symbol(g, Decl(intersectionTypeMembers.ts, 58, 20))
h: 'affirmative'
>h : Symbol(h, Decl(intersectionTypeMembers.ts, 59, 20))
},
different: { e: 12 },
>different : Symbol(different, Decl(intersectionTypeMembers.ts, 61, 10))
>e : Symbol(e, Decl(intersectionTypeMembers.ts, 62, 20))
other: { g: 101 }
>other : Symbol(other, Decl(intersectionTypeMembers.ts, 62, 29))
>g : Symbol(g, Decl(intersectionTypeMembers.ts, 63, 16))
}
}
|
