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
|
=== tests/cases/conformance/expressions/typeGuards/typeGuardsInClassMethods.ts ===
// Note that type guards affect types of variables and parameters only and
// have no effect on members of objects such as properties.
// variables in global
var num: number;
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
var var1: string | number;
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
class C1 {
>C1 : Symbol(C1, Decl(typeGuardsInClassMethods.ts, 5, 26))
constructor(param: string | number) {
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 7, 16))
// global vars in function declaration
num = typeof var1 === "string" && var1.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>var1.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// variables in function declaration
var var2: string | number;
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 12, 11))
num = typeof var2 === "string" && var2.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 12, 11))
>var2.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 12, 11))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// parameters in function declaration
num = typeof param === "string" && param.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 7, 16))
>param.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 7, 16))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
}
// Inside function declaration
private p1(param: string | number) {
>p1 : Symbol(C1.p1, Decl(typeGuardsInClassMethods.ts, 17, 5))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 19, 15))
// global vars in function declaration
num = typeof var1 === "string" && var1.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>var1.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// variables in function declaration
var var2: string | number;
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 24, 11))
num = typeof var2 === "string" && var2.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 24, 11))
>var2.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 24, 11))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// parameters in function declaration
num = typeof param === "string" && param.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 19, 15))
>param.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 19, 15))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
}
// Inside function declaration
p2(param: string | number) {
>p2 : Symbol(C1.p2, Decl(typeGuardsInClassMethods.ts, 29, 5))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 31, 7))
// global vars in function declaration
num = typeof var1 === "string" && var1.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>var1.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// variables in function declaration
var var2: string | number;
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 36, 11))
num = typeof var2 === "string" && var2.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 36, 11))
>var2.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 36, 11))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// parameters in function declaration
num = typeof param === "string" && param.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 31, 7))
>param.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 31, 7))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
}
// Inside function declaration
private static s1(param: string | number) {
>s1 : Symbol(C1.s1, Decl(typeGuardsInClassMethods.ts, 41, 5))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 43, 22))
// global vars in function declaration
num = typeof var1 === "string" && var1.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>var1.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// variables in function declaration
var var2: string | number;
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 48, 11))
num = typeof var2 === "string" && var2.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 48, 11))
>var2.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 48, 11))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// parameters in function declaration
num = typeof param === "string" && param.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 43, 22))
>param.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 43, 22))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
}
// Inside function declaration
static s2(param: string | number) {
>s2 : Symbol(C1.s2, Decl(typeGuardsInClassMethods.ts, 53, 5))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 55, 14))
// global vars in function declaration
num = typeof var1 === "string" && var1.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>var1.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var1 : Symbol(var1, Decl(typeGuardsInClassMethods.ts, 5, 3))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// variables in function declaration
var var2: string | number;
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 60, 11))
num = typeof var2 === "string" && var2.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 60, 11))
>var2.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>var2 : Symbol(var2, Decl(typeGuardsInClassMethods.ts, 60, 11))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
// parameters in function declaration
num = typeof param === "string" && param.length; // string
>num : Symbol(num, Decl(typeGuardsInClassMethods.ts, 4, 3))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 55, 14))
>param.length : Symbol(String.length, Decl(lib.d.ts, --, --))
>param : Symbol(param, Decl(typeGuardsInClassMethods.ts, 55, 14))
>length : Symbol(String.length, Decl(lib.d.ts, --, --))
}
}
|
