Test formatting attributes
-----
<?php

0b1100;
0o14;
12;
0xc;
1_2_3_4_5_6;
3.141_592_653;

'foo';
"bar";
"foo
bar";
"foo\nbar";
"foo\nbar{$x}";
`foo\nbar`;
`foo\nbar{$x}`;

<<<'ABC'
ABC;
<<<'ABC'
foo bar
ABC;
<<<'ABC'
    foo bar
    ABC;
<<<ABC
foo\nbar
ABC;
<<<ABC
    foo\nbar
    ABC;
<<<ABC
foo\nbar{$x}baz
ABC;
<<<ABC
    foo\nbar{$x}baz
    ABC;

array();
[];
list($x) = $y;
[$x] = $y;
-----
!!attributes
array(
    0: Stmt_Expression(
        expr: Scalar_Int(
            value: 12
            rawValue: 0b1100
            kind: KIND_BIN (2)
        )
    )
    1: Stmt_Expression(
        expr: Scalar_Int(
            value: 12
            rawValue: 0o14
            kind: KIND_OCT (8)
        )
    )
    2: Stmt_Expression(
        expr: Scalar_Int(
            value: 12
            rawValue: 12
            kind: KIND_DEC (10)
        )
    )
    3: Stmt_Expression(
        expr: Scalar_Int(
            value: 12
            rawValue: 0xc
            kind: KIND_HEX (16)
        )
    )
    4: Stmt_Expression(
        expr: Scalar_Int(
            value: 123456
            rawValue: 1_2_3_4_5_6
            kind: KIND_DEC (10)
        )
    )
    5: Stmt_Expression(
        expr: Scalar_Float(
            value: 3.141592653
            rawValue: 3.141_592_653
        )
    )
    6: Stmt_Expression(
        expr: Scalar_String(
            value: foo
            kind: KIND_SINGLE_QUOTED (1)
            rawValue: 'foo'
        )
    )
    7: Stmt_Expression(
        expr: Scalar_String(
            value: bar
            kind: KIND_DOUBLE_QUOTED (2)
            rawValue: "bar"
        )
    )
    8: Stmt_Expression(
        expr: Scalar_String(
            value: foo
            bar
            kind: KIND_DOUBLE_QUOTED (2)
            rawValue: "foo
            bar"
        )
    )
    9: Stmt_Expression(
        expr: Scalar_String(
            value: foo
            bar
            kind: KIND_DOUBLE_QUOTED (2)
            rawValue: "foo\nbar"
        )
    )
    10: Stmt_Expression(
        expr: Scalar_InterpolatedString(
            parts: array(
                0: InterpolatedStringPart(
                    value: foo
                    bar
                    rawValue: foo\nbar
                )
                1: Expr_Variable(
                    name: x
                )
            )
            kind: KIND_DOUBLE_QUOTED (2)
        )
    )
    11: Stmt_Expression(
        expr: Expr_ShellExec(
            parts: array(
                0: InterpolatedStringPart(
                    value: foo
                    bar
                    rawValue: foo\nbar
                )
            )
        )
    )
    12: Stmt_Expression(
        expr: Expr_ShellExec(
            parts: array(
                0: InterpolatedStringPart(
                    value: foo
                    bar
                    rawValue: foo\nbar
                )
                1: Expr_Variable(
                    name: x
                )
            )
        )
    )
    13: Stmt_Expression(
        expr: Scalar_String(
            value:
            kind: KIND_NOWDOC (4)
            docLabel: ABC
            docIndentation:
            rawValue:
        )
    )
    14: Stmt_Expression(
        expr: Scalar_String(
            value: foo bar
            kind: KIND_NOWDOC (4)
            docLabel: ABC
            docIndentation:
            rawValue: foo bar
        )
    )
    15: Stmt_Expression(
        expr: Scalar_String(
            value: foo bar
            kind: KIND_NOWDOC (4)
            docLabel: ABC
            docIndentation:
            rawValue: foo bar
        )
    )
    16: Stmt_Expression(
        expr: Scalar_String(
            value: foo
            bar
            kind: KIND_HEREDOC (3)
            docLabel: ABC
            docIndentation:
            rawValue: foo\nbar
        )
    )
    17: Stmt_Expression(
        expr: Scalar_String(
            value: foo
            bar
            kind: KIND_HEREDOC (3)
            docLabel: ABC
            docIndentation:
            rawValue: foo\nbar
        )
    )
    18: Stmt_Expression(
        expr: Scalar_InterpolatedString(
            parts: array(
                0: InterpolatedStringPart(
                    value: foo
                    bar
                    rawValue: foo\nbar
                )
                1: Expr_Variable(
                    name: x
                )
                2: InterpolatedStringPart(
                    value: baz
                    rawValue: baz
                )
            )
            kind: KIND_HEREDOC (3)
            docLabel: ABC
            docIndentation:
        )
    )
    19: Stmt_Expression(
        expr: Scalar_InterpolatedString(
            parts: array(
                0: InterpolatedStringPart(
                    value: foo
                    bar
                    rawValue: foo\nbar
                )
                1: Expr_Variable(
                    name: x
                )
                2: InterpolatedStringPart(
                    value: baz
                    rawValue: baz
                )
            )
            kind: KIND_HEREDOC (3)
            docLabel: ABC
            docIndentation:
        )
    )
    20: Stmt_Expression(
        expr: Expr_Array(
            items: array(
            )
            kind: KIND_LONG (1)
        )
    )
    21: Stmt_Expression(
        expr: Expr_Array(
            items: array(
            )
            kind: KIND_SHORT (2)
        )
    )
    22: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_List(
                items: array(
                    0: ArrayItem(
                        key: null
                        value: Expr_Variable(
                            name: x
                        )
                        byRef: false
                        unpack: false
                    )
                )
                kind: KIND_LIST (1)
            )
            expr: Expr_Variable(
                name: y
            )
        )
    )
    23: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_List(
                items: array(
                    0: ArrayItem(
                        key: null
                        value: Expr_Variable(
                            name: x
                        )
                        byRef: false
                        unpack: false
                    )
                )
                kind: KIND_ARRAY (2)
            )
            expr: Expr_Variable(
                name: y
            )
        )
    )
)