File: objectLiteralFunctionArgContextualTyping.js

package info (click to toggle)
node-typescript 3.3.3333-1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 324,548 kB
  • sloc: makefile: 6; sh: 3
file content (23 lines) | stat: -rw-r--r-- 1,051 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
//// [objectLiteralFunctionArgContextualTyping.ts]
interface I {
    value: string;
    toString: (t: string) => string;
}

function f2(args: I) { }

f2({ hello: 1 }) // error 
f2({ value: '' }) // missing toString satisfied by Object's member
f2({ value: '', what: 1 }) // missing toString satisfied by Object's member
f2({ toString: (s) => s }) // error, missing property value from ArgsString
f2({ toString: (s: string) => s }) // error, missing property value from ArgsString
f2({ value: '', toString: (s) => s.uhhh }) // error

//// [objectLiteralFunctionArgContextualTyping.js]
function f2(args) { }
f2({ hello: 1 }); // error 
f2({ value: '' }); // missing toString satisfied by Object's member
f2({ value: '', what: 1 }); // missing toString satisfied by Object's member
f2({ toString: function (s) { return s; } }); // error, missing property value from ArgsString
f2({ toString: function (s) { return s; } }); // error, missing property value from ArgsString
f2({ value: '', toString: function (s) { return s.uhhh; } }); // error