PHP-Parser/test/code/parser/errorHandling/recovery.test

Error recovery
-----
<?php

foo()
bar()
baz()
-----
Syntax error, unexpected T_STRING from 4:1 to 4:3
Syntax error, unexpected T_STRING from 5:1 to 5:3
Syntax error, unexpected EOF from 5:6 to 5:6
array(
    0: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: foo
                )
            )
            args: array(
            )
        )
    )
    1: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: bar
                )
            )
            args: array(
            )
        )
    )
    2: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: baz
                )
            )
            args: array(
            )
        )
    )
)
-----
<?php

foo()
bar();
baz();
-----
Syntax error, unexpected T_STRING from 4:1 to 4:3
array(
    0: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: foo
                )
            )
            args: array(
            )
        )
    )
    1: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: bar
                )
            )
            args: array(
            )
        )
    )
    2: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: baz
                )
            )
            args: array(
            )
        )
    )
)
-----
<?php

foo();
bar()
baz();
-----
Syntax error, unexpected T_STRING from 5:1 to 5:3
array(
    0: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: foo
                )
            )
            args: array(
            )
        )
    )
    1: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: bar
                )
            )
            args: array(
            )
        )
    )
    2: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: baz
                )
            )
            args: array(
            )
        )
    )
)
-----
<?php
abc;
1 + ;
-----
Syntax error, unexpected ';' from 3:5 to 3:5
array(
    0: Stmt_Expression(
        expr: Expr_ConstFetch(
            name: Name(
                parts: array(
                    0: abc
                )
            )
        )
    )
    1: Stmt_Expression(
        expr: Scalar_LNumber(
            value: 1
        )
    )
)
-----
<?php
function test() {
    1 +
}
-----
Syntax error, unexpected '}' from 4:1 to 4:1
array(
    0: Stmt_Function(
        byRef: false
        name: Identifier(
            name: test
        )
        params: array(
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression(
                expr: Scalar_LNumber(
                    value: 1
                )
            )
        )
    )
)
-----
<?php

$i = 0;
while

$j = 1;
$k = 2;
-----
Syntax error, unexpected T_VARIABLE, expecting '(' from 6:1 to 6:2
array(
    0: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: i
            )
            expr: Scalar_LNumber(
                value: 0
            )
        )
    )
    1: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: j
            )
            expr: Scalar_LNumber(
                value: 1
            )
        )
    )
    2: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: k
            )
            expr: Scalar_LNumber(
                value: 2
            )
        )
    )
)
-----
<?php

$i = 0;
while () {
    $j = 1;
}
$k = 2;
// The output here drops the loop - would require Error node to handle this
-----
Syntax error, unexpected ')' from 4:8 to 4:8
array(
    0: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: i
            )
            expr: Scalar_LNumber(
                value: 0
            )
        )
    )
    1: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: j
            )
            expr: Scalar_LNumber(
                value: 1
            )
        )
    )
    2: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: k
            )
            expr: Scalar_LNumber(
                value: 2
            )
        )
    )
    3: Stmt_Nop(
        comments: array(
            0: // The output here drops the loop - would require Error node to handle this
        )
    )
)
-----
<?php
// Can't recover this yet, as the '}' for the inner_statement_list
// is always required.

$i = 0;
while (true) {
    $i = 1;
    $i = 2;
-----
Syntax error, unexpected EOF from 8:12 to 8:12
-----
<?php
$foo->
;
-----
!!positions
Syntax error, unexpected ';', expecting T_STRING or T_VARIABLE or '{' or '$' from 3:1 to 3:1
array(
    0: Stmt_Expression[2:1 - 3:1](
        expr: Expr_PropertyFetch[2:1 - 2:6](
            var: Expr_Variable[2:1 - 2:4](
                name: foo
            )
            name: Expr_Error[3:1 - 2:6](
            )
        )
    )
)
-----
<?php
function foo() {
    $bar->
}
-----
!!positions
Syntax error, unexpected '}', expecting T_STRING or T_VARIABLE or '{' or '$' from 4:1 to 4:1
array(
    0: Stmt_Function[2:1 - 4:1](
        byRef: false
        name: Identifier[2:10 - 2:12](
            name: foo
        )
        params: array(
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression[3:5 - 3:10](
                expr: Expr_PropertyFetch[3:5 - 3:10](
                    var: Expr_Variable[3:5 - 3:8](
                        name: bar
                    )
                    name: Expr_Error[4:1 - 3:10](
                    )
                )
            )
        )
    )
)
-----
<?php
new T
-----
Syntax error, unexpected EOF from 2:6 to 2:6
array(
    0: Stmt_Expression(
        expr: Expr_New(
            class: Name(
                parts: array(
                    0: T
                )
            )
            args: array(
            )
        )
    )
)
-----
<?php
new
-----
!!php7,positions
Syntax error, unexpected EOF from 2:4 to 2:4
array(
    0: Stmt_Expression[2:1 - 2:3](
        expr: Expr_New[2:1 - 2:3](
            class: Expr_Error[2:4 - 2:3](
            )
            args: array(
            )
        )
    )
)
-----
<?php
$foo instanceof
-----
!!php7
Syntax error, unexpected EOF from 2:16 to 2:16
array(
    0: Stmt_Expression(
        expr: Expr_Instanceof(
            expr: Expr_Variable(
                name: foo
            )
            class: Expr_Error(
            )
        )
    )
)
-----
<?php
$
-----
!!php7
Syntax error, unexpected EOF, expecting T_VARIABLE or '{' or '$' from 2:2 to 2:2
array(
    0: Stmt_Expression(
        expr: Expr_Variable(
            name: Expr_Error(
            )
        )
    )
)
-----
<?php
Foo::$
-----
!!php7
Syntax error, unexpected EOF, expecting T_VARIABLE or '{' or '$' from 2:7 to 2:7
array(
    0: Stmt_Expression(
        expr: Expr_StaticPropertyFetch(
            class: Name(
                parts: array(
                    0: Foo
                )
            )
            name: Expr_Error(
            )
        )
    )
)
-----
<?php
Foo::
-----
!!php7
Syntax error, unexpected EOF from 2:6 to 2:6
array(
    0: Stmt_Expression(
        expr: Expr_ClassConstFetch(
            class: Name(
                parts: array(
                    0: Foo
                )
            )
            name: Expr_Error(
            )
        )
    )
)
-----
<?php
namespace Foo
use A
use function a
use A\{B}
const A = 1
break
break 2
continue
continue 2
return
return 2
echo $a
unset($a)
throw $x
goto label
-----
!!php7
Syntax error, unexpected T_USE, expecting ';' or '{' from 3:1 to 3:3
Syntax error, unexpected T_USE, expecting ';' from 5:1 to 5:3
Syntax error, unexpected T_CONST, expecting ';' from 6:1 to 6:5
Syntax error, unexpected T_BREAK, expecting ';' from 7:1 to 7:5
Syntax error, unexpected T_THROW, expecting ';' from 15:1 to 15:5
array(
    0: Stmt_Namespace(
        name: Name(
            parts: array(
                0: Foo
            )
        )
        stmts: array(
            0: Stmt_Use(
                type: TYPE_NORMAL (1)
                uses: array(
                    0: Stmt_UseUse(
                        type: TYPE_UNKNOWN (0)
                        name: Name(
                            parts: array(
                                0: A
                            )
                        )
                        alias: null
                    )
                )
            )
            1: Stmt_Use(
                type: TYPE_FUNCTION (2)
                uses: array(
                    0: Stmt_UseUse(
                        type: TYPE_UNKNOWN (0)
                        name: Name(
                            parts: array(
                                0: a
                            )
                        )
                        alias: null
                    )
                )
            )
            2: Stmt_GroupUse(
                type: TYPE_UNKNOWN (0)
                prefix: Name(
                    parts: array(
                        0: A
                    )
                )
                uses: array(
                    0: Stmt_UseUse(
                        type: TYPE_NORMAL (1)
                        name: Name(
                            parts: array(
                                0: B
                            )
                        )
                        alias: null
                    )
                )
            )
            3: Stmt_Const(
                consts: array(
                    0: Const(
                        name: Identifier(
                            name: A
                        )
                        value: Scalar_LNumber(
                            value: 1
                        )
                    )
                )
            )
            4: Stmt_Break(
                num: null
            )
            5: Stmt_Break(
                num: Scalar_LNumber(
                    value: 2
                )
            )
            6: Stmt_Continue(
                num: null
            )
            7: Stmt_Continue(
                num: Scalar_LNumber(
                    value: 2
                )
            )
            8: Stmt_Return(
                expr: null
            )
            9: Stmt_Return(
                expr: Scalar_LNumber(
                    value: 2
                )
            )
            10: Stmt_Echo(
                exprs: array(
                    0: Expr_Variable(
                        name: a
                    )
                )
            )
            11: Stmt_Unset(
                vars: array(
                    0: Expr_Variable(
                        name: a
                    )
                )
            )
            12: Stmt_Throw(
                expr: Expr_Variable(
                    name: x
                )
            )
            13: Stmt_Goto(
                name: Identifier(
                    name: label
                )
            )
        )
    )
)
-----
<?php

use A\{B, };
use function A\{b, };
use A, ;
const A = 42, ;

class X implements Y, {
    use A, ;
    use A, {
        A::b insteadof C, ;
    }
    const A = 42, ;
    public $x, ;
}
interface I extends J, {}

unset($x, );
isset($x, );

declare(a=42, );

function foo($a, ) {}
foo($a, );
global $a, ;
static $a, ;
echo $a, ;

for ($a, ; $b, ; $c, );
function ($a, ) use ($b, ) {};
-----
!!php7
A trailing comma is not allowed here from 5:6 to 5:6
A trailing comma is not allowed here from 6:13 to 6:13
A trailing comma is not allowed here from 8:21 to 8:21
A trailing comma is not allowed here from 9:10 to 9:10
A trailing comma is not allowed here from 10:10 to 10:10
A trailing comma is not allowed here from 11:25 to 11:25
A trailing comma is not allowed here from 13:17 to 13:17
A trailing comma is not allowed here from 14:14 to 14:14
A trailing comma is not allowed here from 16:22 to 16:22
A trailing comma is not allowed here from 21:13 to 21:13
A trailing comma is not allowed here from 23:16 to 23:16
A trailing comma is not allowed here from 25:10 to 25:10
A trailing comma is not allowed here from 26:10 to 26:10
A trailing comma is not allowed here from 27:8 to 27:8
A trailing comma is not allowed here from 29:8 to 29:8
A trailing comma is not allowed here from 29:14 to 29:14
A trailing comma is not allowed here from 29:20 to 29:20
A trailing comma is not allowed here from 30:13 to 30:13
A trailing comma is not allowed here from 30:24 to 30:24
array(
    0: Stmt_GroupUse(
        type: TYPE_UNKNOWN (0)
        prefix: Name(
            parts: array(
                0: A
            )
        )
        uses: array(
            0: Stmt_UseUse(
                type: TYPE_NORMAL (1)
                name: Name(
                    parts: array(
                        0: B
                    )
                )
                alias: null
            )
        )
    )
    1: Stmt_GroupUse(
        type: TYPE_FUNCTION (2)
        prefix: Name(
            parts: array(
                0: A
            )
        )
        uses: array(
            0: Stmt_UseUse(
                type: TYPE_UNKNOWN (0)
                name: Name(
                    parts: array(
                        0: b
                    )
                )
                alias: null
            )
        )
    )
    2: Stmt_Use(
        type: TYPE_NORMAL (1)
        uses: array(
            0: Stmt_UseUse(
                type: TYPE_UNKNOWN (0)
                name: Name(
                    parts: array(
                        0: A
                    )
                )
                alias: null
            )
        )
    )
    3: Stmt_Const(
        consts: array(
            0: Const(
                name: Identifier(
                    name: A
                )
                value: Scalar_LNumber(
                    value: 42
                )
            )
        )
    )
    4: Stmt_Class(
        flags: 0
        name: Identifier(
            name: X
        )
        extends: null
        implements: array(
            0: Name(
                parts: array(
                    0: Y
                )
            )
        )
        stmts: array(
            0: Stmt_TraitUse(
                traits: array(
                    0: Name(
                        parts: array(
                            0: A
                        )
                    )
                )
                adaptations: array(
                )
            )
            1: Stmt_TraitUse(
                traits: array(
                    0: Name(
                        parts: array(
                            0: A
                        )
                    )
                )
                adaptations: array(
                    0: Stmt_TraitUseAdaptation_Precedence(
                        trait: Name(
                            parts: array(
                                0: A
                            )
                        )
                        method: Identifier(
                            name: b
                        )
                        insteadof: array(
                            0: Name(
                                parts: array(
                                    0: C
                                )
                            )
                        )
                    )
                )
            )
            2: Stmt_ClassConst(
                flags: 0
                consts: array(
                    0: Const(
                        name: Identifier(
                            name: A
                        )
                        value: Scalar_LNumber(
                            value: 42
                        )
                    )
                )
            )
            3: Stmt_Property(
                flags: MODIFIER_PUBLIC (1)
                props: array(
                    0: Stmt_PropertyProperty(
                        name: VarLikeIdentifier(
                            name: x
                        )
                        default: null
                    )
                )
            )
        )
    )
    5: Stmt_Interface(
        name: Identifier(
            name: I
        )
        extends: array(
            0: Name(
                parts: array(
                    0: J
                )
            )
        )
        stmts: array(
        )
    )
    6: Stmt_Unset(
        vars: array(
            0: Expr_Variable(
                name: x
            )
        )
    )
    7: Stmt_Expression(
        expr: Expr_Isset(
            vars: array(
                0: Expr_Variable(
                    name: x
                )
            )
        )
    )
    8: Stmt_Declare(
        declares: array(
            0: Stmt_DeclareDeclare(
                key: Identifier(
                    name: a
                )
                value: Scalar_LNumber(
                    value: 42
                )
            )
        )
        stmts: null
    )
    9: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: null
                byRef: false
                variadic: false
                var: Expr_Variable(
                    name: a
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
        )
    )
    10: Stmt_Expression(
        expr: Expr_FuncCall(
            name: Name(
                parts: array(
                    0: foo
                )
            )
            args: array(
                0: Arg(
                    value: Expr_Variable(
                        name: a
                    )
                    byRef: false
                    unpack: false
                )
            )
        )
    )
    11: Stmt_Global(
        vars: array(
            0: Expr_Variable(
                name: a
            )
        )
    )
    12: Stmt_Static(
        vars: array(
            0: Stmt_StaticVar(
                var: Expr_Variable(
                    name: a
                )
                default: null
            )
        )
    )
    13: Stmt_Echo(
        exprs: array(
            0: Expr_Variable(
                name: a
            )
        )
    )
    14: Stmt_For(
        init: array(
            0: Expr_Variable(
                name: a
            )
        )
        cond: array(
            0: Expr_Variable(
                name: b
            )
        )
        loop: array(
            0: Expr_Variable(
                name: c
            )
        )
        stmts: array(
        )
    )
    15: Stmt_Expression(
        expr: Expr_Closure(
            static: false
            byRef: false
            params: array(
                0: Param(
                    type: null
                    byRef: false
                    variadic: false
                    var: Expr_Variable(
                        name: a
                    )
                    default: null
                )
            )
            uses: array(
                0: Expr_ClosureUse(
                    var: Expr_Variable(
                        name: b
                    )
                    byRef: false
                )
            )
            returnType: null
            stmts: array(
            )
        )
    )
)
-----
<?php

foo(Bar::);
-----
!!php7,positions
Syntax error, unexpected ')' from 3:10 to 3:10
array(
    0: Stmt_Expression[3:1 - 3:11](
        expr: Expr_FuncCall[3:1 - 3:10](
            name: Name[3:1 - 3:3](
                parts: array(
                    0: foo
                )
            )
            args: array(
                0: Arg[3:5 - 3:9](
                    value: Expr_ClassConstFetch[3:5 - 3:9](
                        class: Name[3:5 - 3:7](
                            parts: array(
                                0: Bar
                            )
                        )
                        name: Expr_Error[3:10 - 3:9](
                        )
                    )
                    byRef: false
                    unpack: false
                )
            )
        )
    )
)
-----
<?php

class Foo {
    publi $foo;
    public $bar;
}
-----
!!php7
Syntax error, unexpected T_STRING from 4:5 to 4:9
array(
    0: Stmt_Class(
        flags: 0
        name: Identifier(
            name: Foo
        )
        extends: null
        implements: array(
        )
        stmts: array(
            0: Stmt_Property(
                flags: MODIFIER_PUBLIC (1)
                props: array(
                    0: Stmt_PropertyProperty(
                        name: VarLikeIdentifier(
                            name: bar
                        )
                        default: null
                    )
                )
            )
        )
    )
)
-----
<?php

foreach ($foo) { $bar; }
foreach ($foo as ) { $bar; }
-----
!!php7
Syntax error, unexpected ')' from 3:14 to 3:14
Syntax error, unexpected ')' from 4:18 to 4:18
array(
    0: Stmt_Foreach(
        expr: Expr_Variable(
            name: foo
        )
        keyVar: null
        byRef: false
        valueVar: Expr_Error(
        )
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: bar
                )
            )
        )
    )
    1: Stmt_Foreach(
        expr: Expr_Variable(
            name: foo
        )
        keyVar: null
        byRef: false
        valueVar: Expr_Error(
        )
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: bar
                )
            )
        )
    )
)
-----
<?php

function foo(Type) {
    $foo;
}

function foo(Type1 $foo, Type2) {
    $bar;
}

function foo(...) {
    $baz;
}

function foo(&) {
    $qux;
}

function foo(Bar)

class Bar {
    function foo(Baz)
}

function(Foo);
-----
!!php7
Syntax error, unexpected ')', expecting T_VARIABLE from 3:18 to 3:18
Syntax error, unexpected ')', expecting T_VARIABLE from 7:31 to 7:31
Syntax error, unexpected ')', expecting T_VARIABLE from 11:17 to 11:17
Syntax error, unexpected ')', expecting T_VARIABLE from 15:15 to 15:15
Syntax error, unexpected ')', expecting T_VARIABLE from 19:17 to 19:17
Syntax error, unexpected ')', expecting T_VARIABLE from 22:21 to 22:21
Syntax error, unexpected ')', expecting T_VARIABLE from 25:13 to 25:13
array(
    0: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: Name(
                    parts: array(
                        0: Type
                    )
                )
                byRef: false
                variadic: false
                var: Expr_Error(
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: foo
                )
            )
        )
    )
    1: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: Name(
                    parts: array(
                        0: Type1
                    )
                )
                byRef: false
                variadic: false
                var: Expr_Variable(
                    name: foo
                )
                default: null
            )
            1: Param(
                type: Name(
                    parts: array(
                        0: Type2
                    )
                )
                byRef: false
                variadic: false
                var: Expr_Error(
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: bar
                )
            )
        )
    )
    2: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: null
                byRef: false
                variadic: true
                var: Expr_Error(
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: baz
                )
            )
        )
    )
    3: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: null
                byRef: true
                variadic: false
                var: Expr_Error(
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
            0: Stmt_Expression(
                expr: Expr_Variable(
                    name: qux
                )
            )
        )
    )
    4: Stmt_Function(
        byRef: false
        name: Identifier(
            name: foo
        )
        params: array(
            0: Param(
                type: Name(
                    parts: array(
                        0: Bar
                    )
                )
                byRef: false
                variadic: false
                var: Expr_Error(
                )
                default: null
            )
        )
        returnType: null
        stmts: array(
        )
    )
    5: Stmt_Class(
        flags: 0
        name: Identifier(
            name: Bar
        )
        extends: null
        implements: array(
        )
        stmts: array(
            0: Stmt_ClassMethod(
                flags: 0
                byRef: false
                name: Identifier(
                    name: foo
                )
                params: array(
                    0: Param(
                        type: Name(
                            parts: array(
                                0: Baz
                            )
                        )
                        byRef: false
                        variadic: false
                        var: Expr_Error(
                        )
                        default: null
                    )
                )
                returnType: null
                stmts: array(
                )
            )
        )
    )
    6: Stmt_Expression(
        expr: Expr_Closure(
            static: false
            byRef: false
            params: array(
                0: Param(
                    type: Name(
                        parts: array(
                            0: Foo
                        )
                    )
                    byRef: false
                    variadic: false
                    var: Expr_Error(
                    )
                    default: null
                )
            )
            uses: array(
            )
            returnType: null
            stmts: array(
            )
        )
    )
)
-----
<?php
$array = [
    $this->value $oopsAnotherValue->get()
];
$array = [
    $value $oopsAnotherValue
];
$array = [
    'key' => $value $oopsAnotherValue
];
-----
!!php7
Syntax error, unexpected T_VARIABLE, expecting ',' or ')' or ']' from 3:18 to 3:34
array(
    0: Stmt_Expression(
        expr: Expr_Assign(
            var: Expr_Variable(
                name: array
            )
            expr: Expr_Array(
                items: array(
                    0: Expr_ArrayItem(
                        key: null
                        value: Expr_PropertyFetch(
                            var: Expr_Variable(
                                name: this
                            )
                            name: Identifier(
                                name: value
                            )
                        )
                        byRef: false
                    )
                    1: Expr_ArrayItem(
                        key: null
                        value: Expr_MethodCall(
                            var: Expr_Variable(
                                name: oopsAnotherValue
                            )
                            name: Identifier(
                                name: get
                            )
                            args: array(
                            )
                        )
                        byRef: false
                    )
                )
            )
        )
    )
)