tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(1,14): error TS7031: Binding element 'a' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(1,19): error TS7031: Binding element 'b' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(1,23): error TS7006: Parameter 'c' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(1,26): error TS7006: Parameter 'd' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(3,14): error TS7031: Binding element 'a' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(3,31): error TS7031: Binding element 'b' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(3,42): error TS7006: Parameter 'c' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(3,57): error TS7006: Parameter 'd' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(7,20): error TS7008: Member 'b' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(7,30): error TS7008: Member 'b' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(9,14): error TS7031: Binding element 'a1' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(9,34): error TS7031: Binding element 'b1' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(9,54): error TS7006: Parameter 'c1' implicitly has an 'any' type. tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts(9,70): error TS7006: Parameter 'd1' implicitly has an 'any' type. ==== tests/cases/compiler/noImplicitAnyDestructuringParameterDeclaration.ts (14 errors) ==== function f1([a], {b}, c, d) { // error ~ !!! error TS7031: Binding element 'a' implicitly has an 'any' type. ~ !!! error TS7031: Binding element 'b' implicitly has an 'any' type. ~ !!! error TS7006: Parameter 'c' implicitly has an 'any' type. ~ !!! error TS7006: Parameter 'd' implicitly has an 'any' type. } function f2([a = undefined], {b = null}, c = undefined, d = null) { // error ~ !!! error TS7031: Binding element 'a' implicitly has an 'any' type. ~ !!! error TS7031: Binding element 'b' implicitly has an 'any' type. ~~~~~~~~~~~~~ !!! error TS7006: Parameter 'c' implicitly has an 'any' type. ~~~~~~~~ !!! error TS7006: Parameter 'd' implicitly has an 'any' type. } function f3([a]: [any], {b}: { b: any }, c: any, d: any) { } function f4({b}: { b }, x: { b }) { // error in type instead ~ !!! error TS7008: Member 'b' implicitly has an 'any' type. ~ !!! error TS7008: Member 'b' implicitly has an 'any' type. } function f5([a1] = [undefined], {b1} = { b1: null }, c1 = undefined, d1 = null) { // error ~~ !!! error TS7031: Binding element 'a1' implicitly has an 'any' type. ~~ !!! error TS7031: Binding element 'b1' implicitly has an 'any' type. ~~~~~~~~~~~~~~ !!! error TS7006: Parameter 'c1' implicitly has an 'any' type. ~~~~~~~~~ !!! error TS7006: Parameter 'd1' implicitly has an 'any' type. }