swc/crates/swc_ecma_parser/tests/tsc/nullishCoalescingOperator10.ts

mirror of https://github.com/swc-project/swc.git synced 2024-12-19 11:42:13 +03:00
// @strict: true

declare function f(): string | undefined;

let gg = f() ?? 'foo'
feat(es): TypeScript 4.2 (#1330) swc_ecma_ast: - Add `is_abstract` to constructor types. swc_ecma_codegen: - Fix codegen of `Bool`. - Implement codegen for abstract constructors. swc_ecma_parser: - Inline tsc parser test suite. - Implement parsing of abstract constructor types. 2021-01-15 13:30:44 +03:00			`// @strict: true`

			`declare function f(): string \| undefined;`

			`let gg = f() ?? 'foo'`