MODULE@0..40
  VAR_DECL@0..26
    IDENT@0..3 "let"
    WHITESPACE@3..4 " "
    DECLARATOR@4..26
      SINGLE_PATTERN@4..5
        NAME@4..5
          IDENT@4..5 "a"
      WHITESPACE@5..6 " "
      EQ@6..7 "="
      WHITESPACE@7..8 " "
      OBJECT_EXPR@8..26
        L_CURLY@8..9 "{"
        WHITESPACE@9..10 " "
        LITERAL_PROP@10..24
          ERROR@10..17
            REGEX@10..17 "/: 6, /"
          COLON@17..18 ":"
          WHITESPACE@18..19 " "
          LITERAL@19..24
            REGEX@19..24 "/foo/"
        WHITESPACE@24..25 " "
        R_CURLY@25..26 "}"
  WHITESPACE@26..27 "\n"
  VAR_DECL@27..38
    IDENT@27..30 "let"
    WHITESPACE@30..31 " "
    DECLARATOR@31..38
      SINGLE_PATTERN@31..32
        NAME@31..32
          IDENT@31..32 "a"
      WHITESPACE@32..33 " "
      EQ@33..34 "="
      WHITESPACE@34..35 " "
      OBJECT_EXPR@35..38
        L_CURLY@35..36 "{"
        ERROR@36..37
          L_CURLY@36..37 "{"
        R_CURLY@37..38 "}"
  ERROR@38..39
    R_CURLY@38..39 "}"
  WHITESPACE@39..40 "\n"
--
error[SyntaxError]: Expected an identifier or keyword
  ┌─ object_expr_error_prop_name.js:1:11
  │
1 │ let a = { /: 6, /: /foo/ }
  │           ^^^^^^^ Expected an identifier or keyword here

--
error[SyntaxError]: Expected an identifier or keyword
  ┌─ object_expr_error_prop_name.js:2:10
  │
2 │ let a = {{}}
  │          ^ Expected an identifier or keyword here

--
error[SyntaxError]: Expected a statement or declaration, but found none
  ┌─ object_expr_error_prop_name.js:2:12
  │
2 │ let a = {{}}
  │            ^ Expected a statement or declaration here

--
let a = { /: 6, /: /foo/ }
let a = {{}}