jsfmt.spec.js.snap

// Jest Snapshot v1, https://goo.gl/fbAQLP

exports[`test.js - flow-verify 1`] = `
/* @noflow */

interface IFoo { foo: string }

class C1 implements IFoo {} // error: property \`foo\` not found
class C2 implements IFoo { foo: number } // error: number <~> string
class C3 implements IFoo { foo: string } // ok

(new C1: IFoo); // ok, we already errored at def site

interface IBar { bar: number }

class C4 implements IFoo, IBar {} // error: properties \`foo\`, \`bar\` not found
(new C4: IBar); // ok, we already errored at def site

interface IFooBar extends IFoo { bar: number }

class C5 implements IFooBar {} // error: properties \`foo\`, \`bar\` not found
(new C5: IFooBar); // ok, already errored at def site
(new C5: IFoo); // ok, already errored at def site
(new C5: IBar); // error: property \`bar\` not found (despite IBar < IFooBar)

class C6 extends C1 {}
(new C6: IFoo); // ok, C1 implements IFoo

class C7 implements C1 {} // error: C1 is a class, expected an interface

// ensure BoundT substituted appropriately
interface IPoly<T> { x: T }
class C8<T> implements IPoly<T> { x: T }
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/* @noflow */

interface IFoo {
  foo: string;
}

class C1 implements IFoo {} // error: property \`foo\` not found
class C2 implements IFoo {
  foo: number;
} // error: number <~> string
class C3 implements IFoo {
  foo: string;
} // ok

(new C1(): IFoo); // ok, we already errored at def site

interface IBar {
  bar: number;
}

class C4 implements IFoo, IBar {} // error: properties \`foo\`, \`bar\` not found
(new C4(): IBar); // ok, we already errored at def site

interface IFooBar extends IFoo {
  bar: number;
}

class C5 implements IFooBar {} // error: properties \`foo\`, \`bar\` not found
(new C5(): IFooBar); // ok, already errored at def site
(new C5(): IFoo); // ok, already errored at def site
(new C5(): IBar); // error: property \`bar\` not found (despite IBar < IFooBar)

class C6 extends C1 {}
(new C6(): IFoo); // ok, C1 implements IFoo

class C7 implements C1 {} // error: C1 is a class, expected an interface

// ensure BoundT substituted appropriately
interface IPoly<T> {
  x: T;
}
class C8<T> implements IPoly<T> {
  x: T;
}

`;