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Rename identifier/identifier_ex productions

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The names were easy to get wrong, because the corresponding names
in zend_language_parser.y are T_STRING/identifier, so just copying
identifier from upstream gives the wrong behavior.
This commit is contained in:
Nikita Popov 2021-10-17 20:26:06 +02:00
parent 4bfc4595ed
commit 7064539974
1 changed files with 30 additions and 27 deletions
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57
grammar/php7.y
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@ -41,12 +41,12 @@ semi_reserved:
| T_STATIC | T_ABSTRACT | T_FINAL | T_PRIVATE | T_PROTECTED | T_PUBLIC | T_READONLY
;
identifier_ex:
identifier_maybe_reserved:
T_STRING { $$ = Node\Identifier[$1]; }
| semi_reserved { $$ = Node\Identifier[$1]; }
;
identifier:
identifier_not_reserved:
T_STRING { $$ = Node\Identifier[$1]; }
;
@ -181,14 +181,14 @@ non_empty_inline_use_declarations:
unprefixed_use_declaration:
namespace_name
{ $$ = Stmt\UseUse[$1, null, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #1); }
| namespace_name T_AS identifier
| namespace_name T_AS identifier_not_reserved
{ $$ = Stmt\UseUse[$1, $3, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #3); }
;
use_declaration:
legacy_namespace_name
{ $$ = Stmt\UseUse[$1, null, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #1); }
| legacy_namespace_name T_AS identifier
| legacy_namespace_name T_AS identifier_not_reserved
{ $$ = Stmt\UseUse[$1, $3, Stmt\Use_::TYPE_UNKNOWN]; $this->checkUseUse($$, #3); }
;
@ -208,7 +208,7 @@ non_empty_constant_declaration_list:
;
constant_declaration:
identifier '=' expr { $$ = Node\Const_[$1, $3]; }
identifier_not_reserved '=' expr { $$ = Node\Const_[$1, $3]; }
;
class_const_list:
@ -221,7 +221,7 @@ non_empty_class_const_list:
;
class_const:
identifier_ex '=' expr { $$ = Node\Const_[$1, $3]; }
identifier_maybe_reserved '=' expr { $$ = Node\Const_[$1, $3]; }
;
inner_statement_list_ex:
@ -289,8 +289,8 @@ non_empty_statement:
| T_DECLARE '(' declare_list ')' declare_statement { $$ = Stmt\Declare_[$3, $5]; }
| T_TRY '{' inner_statement_list '}' catches optional_finally
{ $$ = Stmt\TryCatch[$3, $5, $6]; $this->checkTryCatch($$); }
| T_GOTO identifier semi { $$ = Stmt\Goto_[$2]; }
| identifier ':' { $$ = Stmt\Label[$1]; }
| T_GOTO identifier_not_reserved semi { $$ = Stmt\Goto_[$2]; }
| identifier_not_reserved ':' { $$ = Stmt\Label[$1]; }
| error { $$ = array(); /* means: no statement */ }
;
@ -351,22 +351,22 @@ block_or_error:
;
function_declaration_statement:
T_FUNCTION optional_ref identifier '(' parameter_list ')' optional_return_type block_or_error
T_FUNCTION optional_ref identifier_not_reserved '(' parameter_list ')' optional_return_type block_or_error
{ $$ = Stmt\Function_[$3, ['byRef' => $2, 'params' => $5, 'returnType' => $7, 'stmts' => $8, 'attrGroups' => []]]; }
| attributes T_FUNCTION optional_ref identifier '(' parameter_list ')' optional_return_type block_or_error
| attributes T_FUNCTION optional_ref identifier_not_reserved '(' parameter_list ')' optional_return_type block_or_error
{ $$ = Stmt\Function_[$4, ['byRef' => $3, 'params' => $6, 'returnType' => $8, 'stmts' => $9, 'attrGroups' => $1]]; }
;
class_declaration_statement:
optional_attributes class_entry_type identifier extends_from implements_list '{' class_statement_list '}'
optional_attributes class_entry_type identifier_not_reserved extends_from implements_list '{' class_statement_list '}'
{ $$ = Stmt\Class_[$3, ['type' => $2, 'extends' => $4, 'implements' => $5, 'stmts' => $7, 'attrGroups' => $1]];
$this->checkClass($$, #3); }
| optional_attributes T_INTERFACE identifier interface_extends_list '{' class_statement_list '}'
| optional_attributes T_INTERFACE identifier_not_reserved interface_extends_list '{' class_statement_list '}'
{ $$ = Stmt\Interface_[$3, ['extends' => $4, 'stmts' => $6, 'attrGroups' => $1]];
$this->checkInterface($$, #3); }
| optional_attributes T_TRAIT identifier '{' class_statement_list '}'
| optional_attributes T_TRAIT identifier_not_reserved '{' class_statement_list '}'
{ $$ = Stmt\Trait_[$3, ['stmts' => $5, 'attrGroups' => $1]]; }
| optional_attributes T_ENUM identifier enum_scalar_type implements_list '{' class_statement_list '}'
| optional_attributes T_ENUM identifier_not_reserved enum_scalar_type implements_list '{' class_statement_list '}'
{ $$ = Stmt\Enum_[$3, ['scalarType' => $4, 'implements' => $5, 'stmts' => $7, 'attrGroups' => $1]];
$this->checkEnum($$, #3); }
;
@ -436,7 +436,7 @@ non_empty_declare_list:
;
declare_list_element:
identifier '=' expr { $$ = Stmt\DeclareDeclare[$1, $3]; }
identifier_not_reserved '=' expr { $$ = Stmt\DeclareDeclare[$1, $3]; }
;
switch_case_list:
@ -635,7 +635,7 @@ argument:
expr { $$ = Node\Arg[$1, false, false]; }
| ampersand variable { $$ = Node\Arg[$2, true, false]; }
| T_ELLIPSIS expr { $$ = Node\Arg[$2, false, true]; }
| identifier_ex ':' expr
| identifier_maybe_reserved ':' expr
{ $$ = new Node\Arg($3, false, false, attributes(), $1); }
;
@ -684,11 +684,12 @@ class_statement:
| optional_attributes method_modifiers T_CONST class_const_list semi
{ $$ = new Stmt\ClassConst($4, $2, attributes(), $1);
$this->checkClassConst($$, #2); }
| optional_attributes method_modifiers T_FUNCTION optional_ref identifier_ex '(' parameter_list ')' optional_return_type method_body
| optional_attributes method_modifiers T_FUNCTION optional_ref identifier_maybe_reserved '(' parameter_list ')'
optional_return_type method_body
{ $$ = Stmt\ClassMethod[$5, ['type' => $2, 'byRef' => $4, 'params' => $7, 'returnType' => $9, 'stmts' => $10, 'attrGroups' => $1]];
$this->checkClassMethod($$, #2); }
| T_USE class_name_list trait_adaptations { $$ = Stmt\TraitUse[$2, $3]; }
| optional_attributes T_CASE identifier_ex enum_case_expr semi
| optional_attributes T_CASE identifier_maybe_reserved enum_case_expr semi
{ $$ = Stmt\EnumCase[$3, $4, $1]; }
| error { $$ = null; /* will be skipped */ }
;
@ -706,22 +707,22 @@ trait_adaptation_list:
trait_adaptation:
trait_method_reference_fully_qualified T_INSTEADOF class_name_list ';'
{ $$ = Stmt\TraitUseAdaptation\Precedence[$1[0], $1[1], $3]; }
| trait_method_reference T_AS member_modifier identifier_ex ';'
| trait_method_reference T_AS member_modifier identifier_maybe_reserved ';'
{ $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], $3, $4]; }
| trait_method_reference T_AS member_modifier ';'
{ $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], $3, null]; }
| trait_method_reference T_AS identifier ';'
| trait_method_reference T_AS identifier_not_reserved ';'
{ $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], null, $3]; }
| trait_method_reference T_AS reserved_non_modifiers_identifier ';'
{ $$ = Stmt\TraitUseAdaptation\Alias[$1[0], $1[1], null, $3]; }
;
trait_method_reference_fully_qualified:
name T_PAAMAYIM_NEKUDOTAYIM identifier_ex { $$ = array($1, $3); }
name T_PAAMAYIM_NEKUDOTAYIM identifier_maybe_reserved { $$ = array($1, $3); }
;
trait_method_reference:
trait_method_reference_fully_qualified { $$ = $1; }
| identifier_ex { $$ = array(null, $1); }
| identifier_maybe_reserved { $$ = array(null, $1); }
;
method_body:
@ -994,7 +995,7 @@ constant:
;
class_constant:
class_name_or_var T_PAAMAYIM_NEKUDOTAYIM identifier_ex
class_name_or_var T_PAAMAYIM_NEKUDOTAYIM identifier_maybe_reserved
{ $$ = Expr\ClassConstFetch[$1, $3]; }
/* We interpret an isolated FOO:: as an unfinished class constant fetch. It could also be
an unfinished static property fetch or unfinished scoped call. */
@ -1113,13 +1114,13 @@ new_variable:
;
member_name:
identifier_ex { $$ = $1; }
identifier_maybe_reserved { $$ = $1; }
| '{' expr '}' { $$ = $2; }
| simple_variable { $$ = $1; }
;
property_name:
identifier { $$ = $1; }
identifier_not_reserved { $$ = $1; }
| '{' expr '}' { $$ = $2; }
| simple_variable { $$ = $1; }
| error { $$ = Expr\Error[]; $this->errorState = 2; }
@ -1174,8 +1175,10 @@ encaps_str_varname:
encaps_var:
plain_variable { $$ = $1; }
| plain_variable '[' encaps_var_offset ']' { $$ = Expr\ArrayDimFetch[$1, $3]; }
| plain_variable T_OBJECT_OPERATOR identifier { $$ = Expr\PropertyFetch[$1, $3]; }
| plain_variable T_NULLSAFE_OBJECT_OPERATOR identifier { $$ = Expr\NullsafePropertyFetch[$1, $3]; }
| plain_variable T_OBJECT_OPERATOR identifier_not_reserved
{ $$ = Expr\PropertyFetch[$1, $3]; }
| plain_variable T_NULLSAFE_OBJECT_OPERATOR identifier_not_reserved
{ $$ = Expr\NullsafePropertyFetch[$1, $3]; }
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = Expr\Variable[$2]; }
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}' { $$ = Expr\Variable[$2]; }
| T_DOLLAR_OPEN_CURLY_BRACES encaps_str_varname '[' expr ']' '}'