71 lines
2.1 KiB
JavaScript
71 lines
2.1 KiB
JavaScript
//// [genericCallWithFunctionTypedArguments.ts]
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// Generic functions used as arguments for function typed parameters are not used to make inferences from
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// Using function arguments, no errors expected
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function foo<T>(x: (a: T) => T) {
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return x(null);
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}
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var r = foo(<U>(x: U) => ''); // {}
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var r2 = foo<string>(<U>(x: U) => ''); // string
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var r3 = foo(x => ''); // {}
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function foo2<T, U>(x: T, cb: (a: T) => U) {
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return cb(x);
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}
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var r4 = foo2(1, function <Z>(a: Z) { return '' }); // string, contextual signature instantiation is applied to generic functions
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var r5 = foo2(1, (a) => ''); // string
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var r6 = foo2<string, number>('', <Z>(a: Z) => 1);
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function foo3<T, U>(x: T, cb: (a: T) => U, y: U) {
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return cb(x);
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}
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var r7 = foo3(1, <Z>(a: Z) => '', ''); // string
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var r8 = foo3(1, function (a) { return '' }, 1); // {}
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var r9 = foo3<number, string>(1, (a) => '', ''); // string
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function other<T, U>(t: T, u: U) {
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var r10 = foo2(1, (x: T) => ''); // string, non-generic signature allows inferences to be made
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var r10 = foo2(1, (x) => ''); // string
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var r11 = foo3(1, (x: T) => '', ''); // string
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var r11b = foo3(1, (x: T) => '', 1); // {}
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var r12 = foo3(1, function (a) { return '' }, 1); // {}
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}
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//// [genericCallWithFunctionTypedArguments.js]
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function foo(x) {
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return x(null);
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}
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var r = foo(function (x) { return ''; });
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var r2 = foo(function (x) { return ''; });
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var r3 = foo(function (x) { return ''; });
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function foo2(x, cb) {
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return cb(x);
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}
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var r4 = foo2(1, function (a) {
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return '';
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});
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var r5 = foo2(1, function (a) { return ''; });
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var r6 = foo2('', function (a) { return 1; });
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function foo3(x, cb, y) {
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return cb(x);
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}
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var r7 = foo3(1, function (a) { return ''; }, '');
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var r8 = foo3(1, function (a) {
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return '';
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}, 1);
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var r9 = foo3(1, function (a) { return ''; }, '');
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function other(t, u) {
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var r10 = foo2(1, function (x) { return ''; });
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var r10 = foo2(1, function (x) { return ''; });
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var r11 = foo3(1, function (x) { return ''; }, '');
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var r11b = foo3(1, function (x) { return ''; }, 1);
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var r12 = foo3(1, function (a) {
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return '';
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}, 1);
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}
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