Synta圎rror: redeclaration of formal parameter 'x'.

Error: Permission denied to access property 'x'.

RangeError: argument is not a valid code point.

TypeError: can't delete non-configurable array element.

TypeError: 'x' is not a non-null object.

RangeError: repeat count must be non-negative.

Synta圎rror: missing ) after argument list.

Synta圎rror: missing = in const declaration.

Synta圎rror: missing } after property list.

Synta圎rror: missing } after function body.

Synta圎rror: missing : after property id.

Synta圎rror: missing ] after element list.

Synta圎rror: Malformed formal parameter.

TypeError: invalid 'instanceof' operand 'x'.

Synta圎rror: a declaration in the head of a for-of loop can't have an initializer.

Synta圎rror: for-in loop head declarations may not have initializers.

TypeError: invalid assignment to const 'x'.

Synta圎rror: invalid assignment left-hand side.

TypeError: cannot use 'in' operator to search for 'x' in 'y'.

Synta圎rror: identifier starts immediately after numeric literal.

Synta圎rror: Unexpected '#' used outside of class body.

TypeError: setting getter-only property 'x'.

Synta圎rror: test for equality (=) mistyped as assignment (=)?.Warning: String.x is deprecated use instead.Synta圎rror: Using to indicate sourceURL pragmas is deprecated.Synta圎rror: '0'-prefixed octal literals and octal escape seq.Warning: expression closures are deprecated.ReferenceError: deprecated caller or arguments usage.Synta圎rror: applying the 'delete' operator to an unqualified name is deprecated.Synta圎rror: cannot use `?` unparenthesized within `||` and `&` expressions.TypeError: can't redefine non-configurable property 'x'.TypeError: property 'x' is non-configurable and can't be deleted.TypeError: can't define property 'x': 'obj' is not extensible.TypeError: can't convert BigInt to number.RangeError: x can't be converted to BigInt because it isn't an integer.TypeError: can't assign to property 'x' on 'y': not an object.ReferenceError: can't access lexical declaration 'X' before initialization.TypeError: X.prototype.y called on incompatible type.Synta圎rror: invalid regular expression flag 'x'.Warning: 08/09 is not a legal ECMA-262 octal constant.

Warning: -file- is being assigned a //# sourceMappingURL, but already has one.

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