javascript-typescript-use-strict-2

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Before…lines 1–12 unchanged (12 lines)
13let a = p.a.toFixed();
14let b = p.b.substring(1);
15// Should error even though 'd' is in 'Keys'
16let d = p.d;
17
18
19//// [typeSatisfaction_propNameConstraining.js]
20const p = {
21    a: 0,
22    b: "hello",
23    x: 8 // Should error, 'x' isn't in 'Keys'
24};
25// Should be OK -- retain info that a is number and b is string
…lines 26–30 unchanged (5 lines)

After…lines 1–13 unchanged (13 lines)
14let b = p.b.substring(1);
15// Should error even though 'd' is in 'Keys'
16let d = p.d;
17
18
19//// [typeSatisfaction_propNameConstraining.js]
20"use strict";
21const p = {
22    a: 0,
23    b: "hello",
24    x: 8 // Should error, 'x' isn't in 'Keys'
25};
26// Should be OK -- retain info that a is number and b is string
…lines 27–31 unchanged (5 lines)

Before…lines 1–12 unchanged (12 lines)
13let a = p.a.toFixed();
14let b = p.b.substring(1);
15// Should error even though 'd' is in 'Keys'
16let d = p.d;
17
18
19//// [typeSatisfaction_propNameConstraining.js]
20const p = {
21    a: 0,
22    b: "hello",
23    x: 8 // Should error, 'x' isn't in 'Keys'
24};
25// Should be OK -- retain info that a is number and b is string
…lines 26–30 unchanged (5 lines)

After…lines 1–13 unchanged (13 lines)
14let b = p.b.substring(1);
15// Should error even though 'd' is in 'Keys'
16let d = p.d;
17
18
19//// [typeSatisfaction_propNameConstraining.js]
20"use strict";
21const p = {
22    a: 0,
23    b: "hello",
24    x: 8 // Should error, 'x' isn't in 'Keys'
25};
26// Should be OK -- retain info that a is number and b is string
…lines 27–31 unchanged (5 lines)

Before

program

comment "//// [tests/cases/conformance/expressions/typeSatisfaction/t"...

comment "//// [typeSatisfaction_propNameConstraining.ts]"

ERROR

identifier "type"

expression_statement (+27 nodes collapsed)

lexical_declaration (+42 nodes collapsed)

comment "// Should be OK -- retain info that a is number and b is str"...

lexical_declaration

let "let"

variable_declarator

identifier "a"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "a"

. "."

property_identifier "toFixed"

arguments

( "("

) ")"

; ";"

lexical_declaration

let "let"

variable_declarator

identifier "b"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "b"

. "."

property_identifier "substring"

arguments

( "("

number "1"

) ")"

; ";"

comment "// Should error even though 'd' is in 'Keys'"

lexical_declaration

let "let"

variable_declarator

identifier "d"

= "="

member_expression

identifier "p"

. "."

property_identifier "d"

; ";"

comment "//// [typeSatisfaction_propNameConstraining.js]"

lexical_declaration (+27 nodes collapsed)

comment "// Should be OK -- retain info that a is number and b is str"...

lexical_declaration

let "let"

variable_declarator

identifier "a"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "a"

. "."

property_identifier "toFixed"

arguments

( "("

) ")"

; ";"

lexical_declaration

let "let"

variable_declarator

identifier "b"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "b"

. "."

property_identifier "substring"

arguments

( "("

number "1"

) ")"

; ";"

comment "// Should error even though 'd' is in 'Keys'"

lexical_declaration

let "let"

variable_declarator

identifier "d"

= "="

member_expression

identifier "p"

. "."

property_identifier "d"

; ";"

After

program

comment "//// [tests/cases/conformance/expressions/typeSatisfaction/t"...

comment "//// [typeSatisfaction_propNameConstraining.ts]"

ERROR

identifier "type"

expression_statement (+27 nodes collapsed)

lexical_declaration (+42 nodes collapsed)

comment "// Should be OK -- retain info that a is number and b is str"...

lexical_declaration

let "let"

variable_declarator

identifier "a"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "a"

. "."

property_identifier "toFixed"

arguments

( "("

) ")"

; ";"

lexical_declaration

let "let"

variable_declarator

identifier "b"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "b"

. "."

property_identifier "substring"

arguments

( "("

number "1"

) ")"

; ";"

comment "// Should error even though 'd' is in 'Keys'"

lexical_declaration

let "let"

variable_declarator

identifier "d"

= "="

member_expression

identifier "p"

. "."

property_identifier "d"

; ";"

comment "//// [typeSatisfaction_propNameConstraining.js]"

expression_statement

string

" "\""

string_fragment "use strict"

" "\""

; ";"

lexical_declaration (+27 nodes collapsed)

comment "// Should be OK -- retain info that a is number and b is str"...

lexical_declaration

let "let"

variable_declarator

identifier "a"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "a"

. "."

property_identifier "toFixed"

arguments

( "("

) ")"

; ";"

lexical_declaration

let "let"

variable_declarator

identifier "b"

= "="

call_expression

member_expression

identifier "p"

. "."

property_identifier "b"

. "."

property_identifier "substring"

arguments

( "("

number "1"

) ")"

; ";"

comment "// Should error even though 'd' is in 'Keys'"

lexical_declaration

let "let"

variable_declarator

identifier "d"

= "="

member_expression

identifier "p"

. "."

property_identifier "d"

; ";"