biome_js_parser 0.5.7

Biome's JavaScript parser
Documentation
JsModule {
    bom_token: missing (optional),
    interpreter_token: missing (optional),
    directives: JsDirectiveList [],
    items: JsModuleItemList [
        JsVariableStatement {
            declaration: JsVariableDeclaration {
                await_token: missing (optional),
                kind: LET_KW@0..4 "let" [] [Whitespace(" ")],
                declarators: JsVariableDeclaratorList [
                    JsVariableDeclarator {
                        id: JsIdentifierBinding {
                            name_token: IDENT@4..6 "b" [] [Whitespace(" ")],
                        },
                        variable_annotation: missing (optional),
                        initializer: JsInitializerClause {
                            eq_token: EQ@6..8 "=" [] [Whitespace(" ")],
                            expression: JsObjectExpression {
                                l_curly_token: L_CURLY@8..9 "{" [] [],
                                members: JsObjectMemberList [
                                    JsSetterObjectMember {
                                        set_token: SET_KW@9..15 "set" [Newline("\n"), Whitespace(" ")] [Whitespace(" ")],
                                        name: JsLiteralMemberName {
                                            value: IDENT@15..18 "foo" [] [],
                                        },
                                        l_paren_token: L_PAREN@18..19 "(" [] [],
                                        parameter: missing (required),
                                        r_paren_token: R_PAREN@19..21 ")" [] [Whitespace(" ")],
                                        body: JsFunctionBody {
                                            l_curly_token: L_CURLY@21..22 "{" [] [],
                                            directives: JsDirectiveList [],
                                            statements: JsStatementList [
                                                JsReturnStatement {
                                                    return_token: RETURN_KW@22..34 "return" [Newline("\n"), Whitespace("    ")] [Whitespace(" ")],
                                                    argument: JsNumberLiteralExpression {
                                                        value_token: JS_NUMBER_LITERAL@34..35 "5" [] [],
                                                    },
                                                    semicolon_token: SEMICOLON@35..36 ";" [] [],
                                                },
                                            ],
                                            r_curly_token: R_CURLY@36..39 "}" [Newline("\n"), Whitespace(" ")] [],
                                        },
                                    },
                                ],
                                r_curly_token: R_CURLY@39..41 "}" [Newline("\n")] [],
                            },
                        },
                    },
                ],
            },
            semicolon_token: missing (optional),
        },
    ],
    eof_token: EOF@41..42 "" [Newline("\n")] [],
}

0: JS_MODULE@0..42
  0: (empty)
  1: (empty)
  2: JS_DIRECTIVE_LIST@0..0
  3: JS_MODULE_ITEM_LIST@0..41
    0: JS_VARIABLE_STATEMENT@0..41
      0: JS_VARIABLE_DECLARATION@0..41
        0: (empty)
        1: LET_KW@0..4 "let" [] [Whitespace(" ")]
        2: JS_VARIABLE_DECLARATOR_LIST@4..41
          0: JS_VARIABLE_DECLARATOR@4..41
            0: JS_IDENTIFIER_BINDING@4..6
              0: IDENT@4..6 "b" [] [Whitespace(" ")]
            1: (empty)
            2: JS_INITIALIZER_CLAUSE@6..41
              0: EQ@6..8 "=" [] [Whitespace(" ")]
              1: JS_OBJECT_EXPRESSION@8..41
                0: L_CURLY@8..9 "{" [] []
                1: JS_OBJECT_MEMBER_LIST@9..39
                  0: JS_SETTER_OBJECT_MEMBER@9..39
                    0: SET_KW@9..15 "set" [Newline("\n"), Whitespace(" ")] [Whitespace(" ")]
                    1: JS_LITERAL_MEMBER_NAME@15..18
                      0: IDENT@15..18 "foo" [] []
                    2: L_PAREN@18..19 "(" [] []
                    3: (empty)
                    4: R_PAREN@19..21 ")" [] [Whitespace(" ")]
                    5: JS_FUNCTION_BODY@21..39
                      0: L_CURLY@21..22 "{" [] []
                      1: JS_DIRECTIVE_LIST@22..22
                      2: JS_STATEMENT_LIST@22..36
                        0: JS_RETURN_STATEMENT@22..36
                          0: RETURN_KW@22..34 "return" [Newline("\n"), Whitespace("    ")] [Whitespace(" ")]
                          1: JS_NUMBER_LITERAL_EXPRESSION@34..35
                            0: JS_NUMBER_LITERAL@34..35 "5" [] []
                          2: SEMICOLON@35..36 ";" [] []
                      3: R_CURLY@36..39 "}" [Newline("\n"), Whitespace(" ")] []
                2: R_CURLY@39..41 "}" [Newline("\n")] []
      1: (empty)
  4: EOF@41..42 "" [Newline("\n")] []
--
object_expr_setter.js:2:10 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × Expected a parameter but instead found ')'.
  
    1 │ let b = {
  > 2 │  set foo() {
      │          ^
    3 │     return 5;
    4 │  }
  
  i Expected a parameter here.
  
    1 │ let b = {
  > 2 │  set foo() {
      │          ^
    3 │     return 5;
    4 │  }
  
--
let b = {
 set foo() {
    return 5;
 }
}