tests/cases/compiler/downlevelLetConst12.ts(7,6): error TS2525: Initializer provides no value for this binding element and the binding element has no default value. tests/cases/compiler/downlevelLetConst12.ts(10,8): error TS2525: Initializer provides no value for this binding element and the binding element has no default value. ==== tests/cases/compiler/downlevelLetConst12.ts (2 errors) ==== 'use strict' // top level let\const should not be renamed let foo; const bar = 1; let [baz] = []; ~~~ !!! error TS2525: Initializer provides no value for this binding element and the binding element has no default value. let {a: baz2} = { a: 1 }; const [baz3] = [] ~~~~ !!! error TS2525: Initializer provides no value for this binding element and the binding element has no default value. const {a: baz4} = { a: 1 };