php-parser/php5/php5.y

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%{
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package php5
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import (
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// "strings"
// "strconv"
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"github.com/z7zmey/php-parser/token"
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"github.com/z7zmey/php-parser/node"
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"github.com/z7zmey/php-parser/node/scalar"
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"github.com/z7zmey/php-parser/node/name"
"github.com/z7zmey/php-parser/node/stmt"
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"github.com/z7zmey/php-parser/node/expr"
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// "github.com/z7zmey/php-parser/node/expr/assign_op"
// "github.com/z7zmey/php-parser/node/expr/binary_op"
// "github.com/z7zmey/php-parser/node/expr/cast"
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)
%}
%union{
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node node.Node
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token token.Token
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// boolWithToken boolWithToken
list []node.Node
// foreachVariable foreachVariable
// nodesWithEndToken *nodesWithEndToken
// str string
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}
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%type <token> $unk
%token <token> T_INCLUDE
%token <token> T_INCLUDE_ONCE
%token <token> T_EXIT
%token <token> T_IF
%token <token> T_LNUMBER
%token <token> T_DNUMBER
%token <token> T_STRING
%token <token> T_STRING_VARNAME
%token <token> T_VARIABLE
%token <token> T_NUM_STRING
%token <token> T_INLINE_HTML
%token <token> T_CHARACTER
%token <token> T_BAD_CHARACTER
%token <token> T_ENCAPSED_AND_WHITESPACE
%token <token> T_CONSTANT_ENCAPSED_STRING
%token <token> T_ECHO
%token <token> T_DO
%token <token> T_WHILE
%token <token> T_ENDWHILE
%token <token> T_FOR
%token <token> T_ENDFOR
%token <token> T_FOREACH
%token <token> T_ENDFOREACH
%token <token> T_DECLARE
%token <token> T_ENDDECLARE
%token <token> T_AS
%token <token> T_SWITCH
%token <token> T_ENDSWITCH
%token <token> T_CASE
%token <token> T_DEFAULT
%token <token> T_BREAK
%token <token> T_CONTINUE
%token <token> T_GOTO
%token <token> T_FUNCTION
%token <token> T_CONST
%token <token> T_RETURN
%token <token> T_TRY
%token <token> T_CATCH
%token <token> T_FINALLY
%token <token> T_THROW
%token <token> T_USE
%token <token> T_INSTEADOF
%token <token> T_GLOBAL
%token <token> T_VAR
%token <token> T_UNSET
%token <token> T_ISSET
%token <token> T_EMPTY
%token <token> T_HALT_COMPILER
%token <token> T_CLASS
%token <token> T_TRAIT
%token <token> T_INTERFACE
%token <token> T_EXTENDS
%token <token> T_IMPLEMENTS
%token <token> T_OBJECT_OPERATOR
%token <token> T_DOUBLE_ARROW
%token <token> T_LIST
%token <token> T_ARRAY
%token <token> T_CALLABLE
%token <token> T_CLASS_C
%token <token> T_TRAIT_C
%token <token> T_METHOD_C
%token <token> T_FUNC_C
%token <token> T_LINE
%token <token> T_FILE
%token <token> T_COMMENT
%token <token> T_DOC_COMMENT
%token <token> T_OPEN_TAG
%token <token> T_OPEN_TAG_WITH_ECHO
%token <token> T_CLOSE_TAG
%token <token> T_WHITESPACE
%token <token> T_START_HEREDOC
%token <token> T_END_HEREDOC
%token <token> T_DOLLAR_OPEN_CURLY_BRACES
%token <token> T_CURLY_OPEN
%token <token> T_PAAMAYIM_NEKUDOTAYIM
%token <token> T_NAMESPACE
%token <token> T_NS_C
%token <token> T_DIR
%token <token> T_NS_SEPARATOR
%token <token> T_ELLIPSIS
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%token <token> T_EVAL
%token <token> T_REQUIRE
%token <token> T_REQUIRE_ONCE
%token <token> T_LOGICAL_OR
%token <token> T_LOGICAL_XOR
%token <token> T_LOGICAL_AND
%token <token> T_INSTANCEOF
%token <token> T_NEW
%token <token> T_CLONE
%token <token> T_ELSEIF
%token <token> T_ELSE
%token <token> T_ENDIF
%token <token> T_PRINT
%token <token> T_YIELD
%token <token> T_STATIC
%token <token> T_ABSTRACT
%token <token> T_FINAL
%token <token> T_PRIVATE
%token <token> T_PROTECTED
%token <token> T_PUBLIC
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%token <token> T_INC
%token <token> T_DEC
%token <token> T_YIELD_FROM
%token <token> T_INT_CAST
%token <token> T_DOUBLE_CAST
%token <token> T_STRING_CAST
%token <token> T_ARRAY_CAST
%token <token> T_OBJECT_CAST
%token <token> T_BOOL_CAST
%token <token> T_UNSET_CAST
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%token <token> T_COALESCE
%token <token> T_SPACESHIP
%token <token> T_NOELSE
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%token <token> '"'
%token <token> '`'
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%token <token> '{'
%token <token> '}'
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%token <token> ';'
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%token <token> ':'
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%token <token> '('
%token <token> ')'
%token <token> '['
%token <token> ']'
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%token <token> '?'
%token <token> '&'
%token <token> '-'
%token <token> '+'
%token <token> '!'
%token <token> '~'
%token <token> '@'
%token <token> '$'
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%left T_INCLUDE T_INCLUDE_ONCE T_EVAL T_REQUIRE T_REQUIRE_ONCE
%left ','
%left T_LOGICAL_OR
%left T_LOGICAL_XOR
%left T_LOGICAL_AND
%right T_PRINT
%right T_YIELD
%left '=' T_PLUS_EQUAL T_MINUS_EQUAL T_MUL_EQUAL T_DIV_EQUAL T_CONCAT_EQUAL T_MOD_EQUAL T_AND_EQUAL T_OR_EQUAL T_XOR_EQUAL T_SL_EQUAL T_SR_EQUAL T_POW_EQUAL
%left '?' ':'
%left T_BOOLEAN_OR
%left T_BOOLEAN_AND
%left '|'
%left '^'
%left '&'
%nonassoc T_IS_EQUAL T_IS_NOT_EQUAL T_IS_IDENTICAL T_IS_NOT_IDENTICAL
%nonassoc '<' T_IS_SMALLER_OR_EQUAL '>' T_IS_GREATER_OR_EQUAL
%left T_SL T_SR
%left '+' '-' '.'
%left '*' '/' '%'
%right '!'
%nonassoc T_INSTANCEOF
%right '~' T_INC T_DEC T_INT_CAST T_DOUBLE_CAST T_STRING_CAST T_ARRAY_CAST T_OBJECT_CAST T_BOOL_CAST T_UNSET_CAST '@'
%right T_POW
%right '['
%nonassoc T_NEW T_CLONE
%left T_ELSEIF
%left T_ELSE
%left T_ENDIF
%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
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%type <node> top_statement use_declaration use_function_declaration use_const_declaration common_scalar
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%type <node> static_class_constant compound_variable reference_variable class_name variable_class_name
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%type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations
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%%
start:
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top_statement_list
{
rootnode = stmt.NewStmtList($1)
}
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;
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top_statement_list:
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top_statement_list top_statement { $$ = append($1, $2) }
| /* empty */ { $$ = []node.Node{} }
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;
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namespace_name:
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T_STRING
{
namePart := name.NewNamePart($1.Value)
positions.AddPosition(namePart, positionBuilder.NewTokenPosition($1))
$$ = []node.Node{namePart}
comments.AddComments(namePart, $1.Comments())
}
| namespace_name T_NS_SEPARATOR T_STRING
{
namePart := name.NewNamePart($3.Value)
positions.AddPosition(namePart, positionBuilder.NewTokenPosition($3))
$$ = append($1, namePart)
comments.AddComments(namePart, $3.Comments())
}
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;
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top_statement:
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statement { $$ = nil }
| function_declaration_statement { $$ = nil }
| class_declaration_statement { $$ = nil }
| T_HALT_COMPILER '(' ')' ';' { $$ = stmt.NewHaltCompiler() }
| T_NAMESPACE namespace_name ';'
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
$$ = stmt.NewNamespace(name, nil)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments($$, $1.Comments())
}
| T_NAMESPACE namespace_name '{' top_statement_list '}'
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
$$ = stmt.NewNamespace(name, $4)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $5))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments($$, $1.Comments())
}
| T_NAMESPACE '{' top_statement_list '}'
{
$$ = stmt.NewNamespace(nil, $3)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $4))
comments.AddComments($$, $1.Comments())
}
| T_USE use_declarations ';'
{
$$ = stmt.NewUseList(nil, $2)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments($$, $1.Comments())
}
| T_USE T_FUNCTION use_function_declarations ';'
{
useType := node.NewIdentifier($2.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($2))
comments.AddComments($$, $2.Comments())
$$ = stmt.NewUseList(useType, $3)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $4))
comments.AddComments($$, $1.Comments())
}
| T_USE T_CONST use_const_declarations ';'
{
useType := node.NewIdentifier($2.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($2))
comments.AddComments($$, $2.Comments())
$$ = stmt.NewUseList(useType, $3)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $4))
comments.AddComments($$, $1.Comments())
}
| constant_declaration ';' { $$ = nil }
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;
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use_declarations:
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use_declarations ',' use_declaration { $$ = append($1, $3) }
| use_declaration { $$ = []node.Node{$1} }
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;
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use_declaration:
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namespace_name
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($1))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| namespace_name T_AS T_STRING
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
alias := node.NewIdentifier($3.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($3))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($1, $3))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments(alias, $3.Comments())
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| T_NS_SEPARATOR namespace_name
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($2))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments($$, ListGetFirstNodeComments($2))
}
| T_NS_SEPARATOR namespace_name T_AS T_STRING
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
alias := node.NewIdentifier($4.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($4))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($2, $4))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments(alias, $4.Comments())
comments.AddComments($$, ListGetFirstNodeComments($2))
}
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;
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use_function_declarations:
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use_function_declarations ',' use_function_declaration
{
$$ = append($1, $3)
}
| use_function_declaration
{
$$ = []node.Node{$1}
}
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;
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use_function_declaration:
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namespace_name
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($1))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| namespace_name T_AS T_STRING
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
alias := node.NewIdentifier($3.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($3))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($1, $3))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments(alias, $3.Comments())
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| T_NS_SEPARATOR namespace_name
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($2))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments($$, ListGetFirstNodeComments($2))
}
| T_NS_SEPARATOR namespace_name T_AS T_STRING
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
alias := node.NewIdentifier($4.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($4))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($2, $4))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments(alias, $4.Comments())
comments.AddComments($$, ListGetFirstNodeComments($2))
}
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;
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use_const_declarations:
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use_const_declarations ',' use_const_declaration
{
$$ = append($1, $3)
}
| use_const_declaration
{
$$ = []node.Node{$1}
}
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;
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use_const_declaration:
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namespace_name
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($1))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| namespace_name T_AS T_STRING
{
name := name.NewName($1)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($1))
alias := node.NewIdentifier($3.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($3))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($1, $3))
comments.AddComments(name, ListGetFirstNodeComments($1))
comments.AddComments(alias, $3.Comments())
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| T_NS_SEPARATOR namespace_name
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
$$ = stmt.NewUse(nil, name, nil)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($2))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments($$, ListGetFirstNodeComments($2))
}
| T_NS_SEPARATOR namespace_name T_AS T_STRING
{
name := name.NewName($2)
positions.AddPosition(name, positionBuilder.NewNodeListPosition($2))
alias := node.NewIdentifier($4.Value)
positions.AddPosition(alias, positionBuilder.NewTokenPosition($4))
$$ = stmt.NewUse(nil, name, alias)
positions.AddPosition($$, positionBuilder.NewNodeListTokenPosition($2, $4))
comments.AddComments(name, ListGetFirstNodeComments($2))
comments.AddComments(alias, $4.Comments())
comments.AddComments($$, ListGetFirstNodeComments($2))
}
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;
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constant_declaration:
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constant_declaration ',' T_STRING '=' static_scalar { }
| T_CONST T_STRING '=' static_scalar { }
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;
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inner_statement_list:
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inner_statement_list { }
| /* empty */
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;
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inner_statement:
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statement
| function_declaration_statement
| class_declaration_statement
| T_HALT_COMPILER '(' ')' ';' { }
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;
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statement:
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unticked_statement { }
| T_STRING ':' { }
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;
unticked_statement:
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'{' inner_statement_list '}'
| T_IF parenthesis_expr { } statement { } elseif_list else_single { }
| T_IF parenthesis_expr ':' { } inner_statement_list { } new_elseif_list new_else_single T_ENDIF ';' { }
| T_WHILE { } parenthesis_expr { } while_statement { }
| T_DO { } statement T_WHILE { } parenthesis_expr ';' { }
| T_FOR
'('
for_expr
';' { }
for_expr
';' { }
for_expr
')' { }
for_statement { }
| T_SWITCH parenthesis_expr { } switch_case_list { }
| T_BREAK ';' { }
| T_BREAK expr ';' { }
| T_CONTINUE ';' { }
| T_CONTINUE expr ';' { }
| T_RETURN ';' { }
| T_RETURN expr_without_variable ';' { }
| T_RETURN variable ';' { }
| yield_expr ';' { }
| T_GLOBAL global_var_list ';'
| T_STATIC static_var_list ';'
| T_ECHO echo_expr_list ';'
| T_INLINE_HTML { }
| expr ';' { }
| T_UNSET '(' unset_variables ')' ';'
| T_FOREACH '(' variable T_AS
{ }
foreach_variable foreach_optional_arg ')' { }
foreach_statement { }
| T_FOREACH '(' expr_without_variable T_AS
{ }
foreach_variable foreach_optional_arg ')' { }
foreach_statement { }
| T_DECLARE { } '(' declare_list ')' declare_statement { }
| ';' /* empty statement */
| T_TRY { } '{' inner_statement_list '}'
catch_statement { }
finally_statement { }
| T_THROW expr ';' { }
| T_GOTO T_STRING ';' { }
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;
catch_statement:
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/* empty */ { }
| T_CATCH '(' { }
fully_qualified_class_name { }
T_VARIABLE ')' { }
'{' inner_statement_list '}' { }
additional_catches { }
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finally_statement:
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/* empty */ { }
| T_FINALLY { } '{' inner_statement_list '}' { }
;
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additional_catches:
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non_empty_additional_catches { }
| /* empty */ { }
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;
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non_empty_additional_catches:
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additional_catch { }
| non_empty_additional_catches additional_catch { }
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;
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additional_catch:
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T_CATCH '(' fully_qualified_class_name { } T_VARIABLE ')' { } '{' inner_statement_list '}' { }
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;
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unset_variables:
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unset_variable
| unset_variables ',' unset_variable
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;
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unset_variable:
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variable { }
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;
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function_declaration_statement:
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unticked_function_declaration_statement { }
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;
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class_declaration_statement:
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unticked_class_declaration_statement { }
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;
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is_reference:
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/* empty */ { }
| '&' { }
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;
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is_variadic:
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/* empty */ { }
| T_ELLIPSIS { }
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;
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unticked_function_declaration_statement:
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function is_reference T_STRING { }
'(' parameter_list ')'
'{' inner_statement_list '}' { }
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;
unticked_class_declaration_statement:
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class_entry_type T_STRING extends_from
{ }
implements_list
'{'
class_statement_list
'}' { }
| interface_entry T_STRING
{ }
interface_extends_list
'{'
class_statement_list
'}' { }
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;
class_entry_type:
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T_CLASS { }
| T_ABSTRACT T_CLASS { }
| T_TRAIT { }
| T_FINAL T_CLASS { }
2017-11-30 17:23:46 +00:00
;
2017-11-30 17:35:13 +00:00
extends_from:
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/* empty */ { }
| T_EXTENDS fully_qualified_class_name { }
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;
interface_entry:
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T_INTERFACE { }
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;
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interface_extends_list:
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/* empty */
| T_EXTENDS interface_list
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;
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implements_list:
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/* empty */
| T_IMPLEMENTS interface_list
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;
interface_list:
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fully_qualified_class_name { }
| interface_list ',' fully_qualified_class_name { }
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;
foreach_optional_arg:
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/* empty */ { }
| T_DOUBLE_ARROW foreach_variable { }
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;
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foreach_variable:
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variable { }
| '&' variable { }
| T_LIST '(' { } assignment_list ')' { }
2017-11-29 14:21:44 +00:00
;
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for_statement:
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statement
| ':' inner_statement_list T_ENDFOR ';'
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;
2018-01-27 10:33:13 +00:00
2017-12-01 07:15:46 +00:00
foreach_statement:
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statement
| ':' inner_statement_list T_ENDFOREACH ';'
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;
2018-01-27 10:33:13 +00:00
2017-12-01 07:15:46 +00:00
declare_statement:
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statement
| ':' inner_statement_list T_ENDDECLARE ';'
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;
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declare_list:
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T_STRING '=' static_scalar { }
| declare_list ',' T_STRING '=' static_scalar { }
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;
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switch_case_list:
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'{' case_list '}' { }
| '{' ';' case_list '}' { }
| ':' case_list T_ENDSWITCH ';' { }
| ':' ';' case_list T_ENDSWITCH ';' { }
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;
2018-01-27 10:33:13 +00:00
2017-12-01 07:15:46 +00:00
case_list:
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/* empty */ { }
| case_list T_CASE expr case_separator { } inner_statement_list { }
| case_list T_DEFAULT case_separator { } inner_statement_list { }
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;
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2017-12-01 07:15:46 +00:00
case_separator:
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':'
| ';'
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;
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2017-12-01 07:15:46 +00:00
while_statement:
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statement
| ':' inner_statement_list T_ENDWHILE ';'
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;
elseif_list:
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/* empty */
| elseif_list T_ELSEIF parenthesis_expr { } statement { }
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;
new_elseif_list:
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/* empty */
| new_elseif_list T_ELSEIF parenthesis_expr ':' { } inner_statement_list { }
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;
else_single:
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/* empty */
| T_ELSE statement
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;
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new_else_single:
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/* empty */
| T_ELSE ':' inner_statement_list
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;
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parameter_list:
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non_empty_parameter_list
| /* empty */
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;
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2017-12-01 07:15:46 +00:00
non_empty_parameter_list:
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parameter
| non_empty_parameter_list ',' parameter
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;
parameter:
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optional_class_type is_reference is_variadic T_VARIABLE
{ }
| optional_class_type is_reference is_variadic T_VARIABLE '=' static_scalar
{ }
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;
optional_class_type:
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/* empty */ { }
| T_ARRAY { }
| T_CALLABLE { }
| fully_qualified_class_name { }
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;
function_call_parameter_list:
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'(' ')' { }
| '(' non_empty_function_call_parameter_list ')' { }
| '(' yield_expr ')' { }
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;
non_empty_function_call_parameter_list:
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function_call_parameter
| non_empty_function_call_parameter_list ',' function_call_parameter
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;
function_call_parameter:
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expr_without_variable { }
| variable { }
| '&' w_variable { }
| T_ELLIPSIS expr { }
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;
global_var_list:
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global_var_list ',' global_var { }
| global_var { }
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;
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2017-12-01 07:15:46 +00:00
global_var:
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T_VARIABLE { }
| '$' r_variable { }
| '$' '{' expr '}' { }
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;
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2017-12-01 07:15:46 +00:00
static_var_list:
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static_var_list ',' T_VARIABLE { }
| static_var_list ',' T_VARIABLE '=' static_scalar { }
| T_VARIABLE { }
| T_VARIABLE '=' static_scalar { }
2018-01-27 10:33:13 +00:00
2017-12-01 07:15:46 +00:00
;
2018-01-27 10:33:13 +00:00
2017-12-01 07:15:46 +00:00
class_statement_list:
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class_statement_list class_statement
| /* empty */
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;
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2017-12-01 07:15:46 +00:00
class_statement:
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variable_modifiers { } class_variable_declaration ';'
| class_constant_declaration ';'
| trait_use_statement
| method_modifiers function is_reference T_STRING { }
'(' parameter_list ')'
method_body { }
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;
trait_use_statement:
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T_USE trait_list trait_adaptations
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;
trait_list:
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fully_qualified_class_name { }
| trait_list ',' fully_qualified_class_name { }
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;
trait_adaptations:
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';'
| '{' trait_adaptation_list '}'
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;
trait_adaptation_list:
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/* empty */
| non_empty_trait_adaptation_list
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;
non_empty_trait_adaptation_list:
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trait_adaptation_statement
| non_empty_trait_adaptation_list trait_adaptation_statement
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;
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trait_adaptation_statement:
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trait_precedence ';'
| trait_alias ';'
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;
trait_precedence:
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trait_method_reference_fully_qualified T_INSTEADOF trait_reference_list { }
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;
2018-01-08 22:30:28 +00:00
2018-01-27 10:33:13 +00:00
trait_reference_list:
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fully_qualified_class_name { }
| trait_reference_list ',' fully_qualified_class_name { }
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;
trait_method_reference:
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T_STRING { }
| trait_method_reference_fully_qualified { }
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;
trait_method_reference_fully_qualified:
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fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { }
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;
trait_alias:
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trait_method_reference T_AS trait_modifiers T_STRING { }
| trait_method_reference T_AS member_modifier { }
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;
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2018-01-27 10:33:13 +00:00
trait_modifiers:
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/* empty */ { } /* No change of methods visibility */
| member_modifier { } /* REM: Keep in mind, there are not only visibility modifiers */
2017-11-29 22:07:15 +00:00
;
method_body:
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';' /* abstract method */ { }
| '{' inner_statement_list '}' { }
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;
2017-11-29 21:43:39 +00:00
2017-11-29 14:21:44 +00:00
variable_modifiers:
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non_empty_member_modifiers { }
| T_VAR { }
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;
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method_modifiers:
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/* empty */ { }
| non_empty_member_modifiers { }
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;
2017-11-29 20:56:37 +00:00
2017-11-29 14:21:44 +00:00
non_empty_member_modifiers:
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member_modifier { }
| non_empty_member_modifiers member_modifier { }
2017-11-29 14:21:44 +00:00
;
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2017-11-29 14:21:44 +00:00
member_modifier:
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T_PUBLIC { }
| T_PROTECTED { }
| T_PRIVATE { }
| T_STATIC { }
| T_ABSTRACT { }
| T_FINAL { }
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;
class_variable_declaration:
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class_variable_declaration ',' T_VARIABLE { }
| class_variable_declaration ',' T_VARIABLE '=' static_scalar { }
| T_VARIABLE { }
| T_VARIABLE '=' static_scalar { }
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;
class_constant_declaration:
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class_constant_declaration ',' T_STRING '=' static_scalar { }
| T_CONST T_STRING '=' static_scalar { }
;
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echo_expr_list:
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echo_expr_list ',' expr { }
| expr { }
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;
for_expr:
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/* empty */ { }
| non_empty_for_expr { }
;
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non_empty_for_expr:
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non_empty_for_expr ',' { } expr { }
| expr { }
;
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chaining_method_or_property:
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chaining_method_or_property variable_property { }
| variable_property { }
;
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chaining_dereference:
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chaining_dereference '[' dim_offset ']' { }
| '[' dim_offset ']' { }
;
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chaining_instance_call:
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chaining_dereference { } chaining_method_or_property { }
| chaining_dereference { }
| chaining_method_or_property { }
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;
2018-01-08 22:30:28 +00:00
2018-01-27 10:33:13 +00:00
instance_call:
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/* empty */ { }
| { }
chaining_instance_call { }
;
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new_expr:
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T_NEW class_name_reference { } ctor_arguments { }
2017-11-28 16:00:27 +00:00
;
expr_without_variable:
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T_LIST '(' { } assignment_list ')' '=' expr { }
| variable '=' expr { }
| variable '=' '&' variable { }
| variable '=' '&' T_NEW class_name_reference { } ctor_arguments { }
| T_CLONE expr { }
| variable T_PLUS_EQUAL expr { }
| variable T_MINUS_EQUAL expr { }
| variable T_MUL_EQUAL expr { }
| variable T_POW_EQUAL expr { }
| variable T_DIV_EQUAL expr { }
| variable T_CONCAT_EQUAL expr { }
| variable T_MOD_EQUAL expr { }
| variable T_AND_EQUAL expr { }
| variable T_OR_EQUAL expr { }
| variable T_XOR_EQUAL expr { }
| variable T_SL_EQUAL expr { }
| variable T_SR_EQUAL expr { }
| rw_variable T_INC { }
| T_INC rw_variable { }
| rw_variable T_DEC { }
| T_DEC rw_variable { }
| expr T_BOOLEAN_OR { } expr { }
| expr T_BOOLEAN_AND { } expr { }
| expr T_LOGICAL_OR { } expr { }
| expr T_LOGICAL_AND { } expr { }
| expr T_LOGICAL_XOR expr { }
| expr '|' expr { }
| expr '&' expr { }
| expr '^' expr { }
| expr '.' expr { }
| expr '+' expr { }
| expr '-' expr { }
| expr '*' expr { }
| expr T_POW expr { }
| expr '/' expr { }
| expr '%' expr { }
| expr T_SL expr { }
| expr T_SR expr { }
| '+' expr %prec T_INC { }
| '-' expr %prec T_INC { }
| '!' expr { }
| '~' expr { }
| expr T_IS_IDENTICAL expr { }
| expr T_IS_NOT_IDENTICAL expr { }
| expr T_IS_EQUAL expr { }
| expr T_IS_NOT_EQUAL expr { }
| expr '<' expr { }
| expr T_IS_SMALLER_OR_EQUAL expr { }
| expr '>' expr { }
| expr T_IS_GREATER_OR_EQUAL expr { }
| expr T_INSTANCEOF class_name_reference { }
| parenthesis_expr { }
| new_expr { }
| '(' new_expr ')' { } instance_call { }
| expr '?' { }
expr ':' { }
expr { }
| expr '?' ':' { }
expr { }
| internal_functions_in_yacc { }
| T_INT_CAST expr { }
| T_DOUBLE_CAST expr { }
| T_STRING_CAST expr { }
| T_ARRAY_CAST expr { }
| T_OBJECT_CAST expr { }
| T_BOOL_CAST expr { }
| T_UNSET_CAST expr { }
| T_EXIT exit_expr { }
| '@' { } expr { }
| scalar { }
| combined_scalar_offset { }
| combined_scalar { }
| '`' backticks_expr '`' { }
| T_PRINT expr { }
| T_YIELD { }
| function is_reference { }
'(' parameter_list ')' lexical_vars
'{' inner_statement_list '}' { }
| T_STATIC function is_reference { }
'(' parameter_list ')' lexical_vars
'{' inner_statement_list '}' { }
2018-01-27 10:33:13 +00:00
;
yield_expr:
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T_YIELD expr_without_variable { }
| T_YIELD variable { }
| T_YIELD expr T_DOUBLE_ARROW expr_without_variable { }
| T_YIELD expr T_DOUBLE_ARROW variable { }
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;
combined_scalar_offset:
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combined_scalar '[' dim_offset ']' { }
| combined_scalar_offset '[' dim_offset ']' { }
| T_CONSTANT_ENCAPSED_STRING '[' dim_offset ']' { }
| general_constant '[' dim_offset ']' { }
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;
combined_scalar:
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T_ARRAY '(' array_pair_list ')' { }
| '[' array_pair_list ']' { }
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;
function:
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T_FUNCTION { }
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;
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lexical_vars:
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/* empty */
| T_USE '(' lexical_var_list ')'
2017-11-30 19:14:26 +00:00
;
lexical_var_list:
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lexical_var_list ',' T_VARIABLE { }
| lexical_var_list ',' '&' T_VARIABLE { }
| T_VARIABLE { }
| '&' T_VARIABLE { }
2017-11-28 16:00:27 +00:00
;
2017-12-01 07:15:46 +00:00
function_call:
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namespace_name { }
function_call_parameter_list { }
| T_NAMESPACE T_NS_SEPARATOR namespace_name { }
function_call_parameter_list { }
| T_NS_SEPARATOR namespace_name { }
function_call_parameter_list { }
| class_name T_PAAMAYIM_NEKUDOTAYIM variable_name { }
function_call_parameter_list { }
| class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { }
function_call_parameter_list { }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_name { }
function_call_parameter_list { }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { }
function_call_parameter_list { }
| variable_without_objects { }
function_call_parameter_list { }
2017-12-01 07:15:46 +00:00
;
class_name:
2018-01-29 14:37:09 +00:00
T_STATIC
{
$$ = node.NewIdentifier($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| namespace_name
{
$$ = name.NewName($1)
positions.AddPosition($$, positionBuilder.NewNodeListPosition($1))
comments.AddComments($$, ListGetFirstNodeComments($1))
}
| T_NAMESPACE T_NS_SEPARATOR namespace_name
{
$$ = name.NewRelative($3)
positions.AddPosition($$, positionBuilder.NewTokenNodeListPosition($1, $3))
comments.AddComments($$, $1.Comments())
}
| T_NS_SEPARATOR namespace_name
{
$$ = name.NewFullyQualified($2)
positions.AddPosition($$, positionBuilder.NewTokenNodeListPosition($1, $2))
comments.AddComments($$, $1.Comments())
}
2017-12-01 07:15:46 +00:00
;
2018-01-27 10:33:13 +00:00
fully_qualified_class_name:
2018-01-29 14:11:45 +00:00
namespace_name { }
| T_NAMESPACE T_NS_SEPARATOR namespace_name { }
| T_NS_SEPARATOR namespace_name { }
2018-01-27 10:33:13 +00:00
;
2017-12-01 07:15:46 +00:00
class_name_reference:
2018-01-29 14:11:45 +00:00
class_name { }
| dynamic_class_name_reference { }
2018-01-27 10:33:13 +00:00
;
dynamic_class_name_reference:
2018-01-29 14:11:45 +00:00
base_variable T_OBJECT_OPERATOR { }
object_property { } dynamic_class_name_variable_properties
{ }
| base_variable { }
2018-01-27 10:33:13 +00:00
;
dynamic_class_name_variable_properties:
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dynamic_class_name_variable_properties dynamic_class_name_variable_property
| /* empty */
2018-01-27 10:33:13 +00:00
;
dynamic_class_name_variable_property:
2018-01-29 14:11:45 +00:00
T_OBJECT_OPERATOR object_property { }
2017-12-01 07:15:46 +00:00
;
exit_expr:
2018-01-29 14:11:45 +00:00
/* empty */ { }
| '(' ')' { }
| parenthesis_expr { }
2017-12-01 07:15:46 +00:00
;
backticks_expr:
2018-01-29 14:11:45 +00:00
/* empty */ { }
| T_ENCAPSED_AND_WHITESPACE { }
| encaps_list { }
2017-12-01 07:15:46 +00:00
;
ctor_arguments:
2018-01-29 14:11:45 +00:00
/* empty */ { }
| function_call_parameter_list { }
2018-01-27 10:33:13 +00:00
;
common_scalar:
2018-01-29 14:22:04 +00:00
T_LNUMBER
{
$$ = scalar.NewLnumber($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_DNUMBER
{
$$ = scalar.NewDnumber($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_CONSTANT_ENCAPSED_STRING { $$ = nil }
| T_LINE
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_FILE
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_DIR
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_TRAIT_C
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_METHOD_C
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_FUNC_C
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_NS_C
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC { $$ = nil }
| T_START_HEREDOC T_END_HEREDOC { $$ = nil }
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;
static_class_constant:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING
{
target := node.NewIdentifier($3.Value)
positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
$$ = expr.NewClassConstFetch($1, target)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
comments.AddComments(target, $3.Comments())
comments.AddComments($$, comments[$1])
}
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;
static_scalar: /* compile-time evaluated scalars */
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static_scalar_value { }
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;
static_scalar_value:
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common_scalar { }
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| static_class_name_scalar { }
| namespace_name { }
| T_NAMESPACE T_NS_SEPARATOR namespace_name { }
| T_NS_SEPARATOR namespace_name { }
| T_ARRAY '(' static_array_pair_list ')' { }
| '[' static_array_pair_list ']' { }
| static_class_constant { }
| T_CLASS_C { }
| static_operation { }
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;
static_operation:
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static_scalar_value '[' static_scalar_value ']' { }
| static_scalar_value '+' static_scalar_value { }
| static_scalar_value '-' static_scalar_value { }
| static_scalar_value '*' static_scalar_value { }
| static_scalar_value T_POW static_scalar_value { }
| static_scalar_value '/' static_scalar_value { }
| static_scalar_value '%' static_scalar_value { }
| '!' static_scalar_value { }
| '~' static_scalar_value { }
| static_scalar_value '|' static_scalar_value { }
| static_scalar_value '&' static_scalar_value { }
| static_scalar_value '^' static_scalar_value { }
| static_scalar_value T_SL static_scalar_value { }
| static_scalar_value T_SR static_scalar_value { }
| static_scalar_value '.' static_scalar_value { }
| static_scalar_value T_LOGICAL_XOR static_scalar_value { }
| static_scalar_value T_LOGICAL_AND static_scalar_value { }
| static_scalar_value T_LOGICAL_OR static_scalar_value { }
| static_scalar_value T_BOOLEAN_AND static_scalar_value { }
| static_scalar_value T_BOOLEAN_OR static_scalar_value { }
| static_scalar_value T_IS_IDENTICAL static_scalar_value { }
| static_scalar_value T_IS_NOT_IDENTICAL static_scalar_value { }
| static_scalar_value T_IS_EQUAL static_scalar_value { }
| static_scalar_value T_IS_NOT_EQUAL static_scalar_value { }
| static_scalar_value '<' static_scalar_value { }
| static_scalar_value '>' static_scalar_value { }
| static_scalar_value T_IS_SMALLER_OR_EQUAL static_scalar_value { }
| static_scalar_value T_IS_GREATER_OR_EQUAL static_scalar_value { }
| static_scalar_value '?' ':' static_scalar_value { }
| static_scalar_value '?' static_scalar_value ':' static_scalar_value { }
| '+' static_scalar_value { }
| '-' static_scalar_value { }
| '(' static_scalar_value ')' { }
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;
general_constant:
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class_constant { }
| namespace_name { }
| T_NAMESPACE T_NS_SEPARATOR namespace_name { }
| T_NS_SEPARATOR namespace_name { }
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;
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scalar:
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T_STRING_VARNAME { }
| general_constant { }
| class_name_scalar { }
| common_scalar { }
| '"' encaps_list '"' { }
| T_START_HEREDOC encaps_list T_END_HEREDOC { }
| T_CLASS_C { }
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;
static_array_pair_list:
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/* empty */ { }
| non_empty_static_array_pair_list possible_comma { }
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;
possible_comma:
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/* empty */
| ','
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;
non_empty_static_array_pair_list:
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non_empty_static_array_pair_list ',' static_scalar_value T_DOUBLE_ARROW static_scalar_value { }
| non_empty_static_array_pair_list ',' static_scalar_value { }
| static_scalar_value T_DOUBLE_ARROW static_scalar_value { }
| static_scalar_value { }
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;
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expr:
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r_variable { }
| expr_without_variable { }
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;
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parenthesis_expr:
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'(' expr ')' { }
| '(' yield_expr ')' { }
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;
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r_variable:
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variable { }
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;
w_variable:
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variable { }
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;
rw_variable:
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variable { }
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;
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variable:
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base_variable_with_function_calls T_OBJECT_OPERATOR { }
object_property { } method_or_not variable_properties
{ }
| base_variable_with_function_calls { }
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;
variable_properties:
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variable_properties variable_property { }
| /* empty */ { }
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;
variable_property:
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T_OBJECT_OPERATOR object_property { } method_or_not { }
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;
array_method_dereference:
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array_method_dereference '[' dim_offset ']' { }
| method '[' dim_offset ']' { }
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;
method:
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{ }
function_call_parameter_list { }
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;
method_or_not:
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method { }
| array_method_dereference { }
| /* empty */ { }
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;
variable_without_objects:
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reference_variable { }
| simple_indirect_reference reference_variable { }
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;
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static_member:
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class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { }
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;
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variable_class_name:
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reference_variable
{
$$ = $1
}
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;
array_function_dereference:
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array_function_dereference '[' dim_offset ']' { }
| function_call { }
'[' dim_offset ']' { }
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;
base_variable_with_function_calls:
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base_variable { }
| array_function_dereference { }
| function_call { }
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;
base_variable:
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reference_variable { }
| simple_indirect_reference reference_variable { }
| static_member { }
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;
reference_variable:
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reference_variable '[' dim_offset ']' { $$ = nil }
| reference_variable '{' expr '}' { $$ = nil }
| compound_variable { $$ = $1 }
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;
compound_variable:
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T_VARIABLE
{
name := node.NewIdentifier($1.Value)
positions.AddPosition(name, positionBuilder.NewTokenPosition($1))
$$ = expr.NewVariable(name)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments(name, $1.Comments())
comments.AddComments($$, $1.Comments())
}
| '$' '{' expr '}'
{
$$ = nil
}
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;
dim_offset:
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/* empty */ { }
| expr { }
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;
object_property:
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object_dim_list { }
| variable_without_objects { }
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;
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object_dim_list:
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object_dim_list '[' dim_offset ']' { }
| object_dim_list '{' expr '}' { }
| variable_name { }
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;
variable_name:
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T_STRING { }
| '{' expr '}' { }
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;
simple_indirect_reference:
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'$' { }
| simple_indirect_reference '$' { }
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;
assignment_list:
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assignment_list ',' assignment_list_element
| assignment_list_element
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;
assignment_list_element:
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variable { }
| T_LIST '(' { } assignment_list ')' { }
| /* empty */ { }
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;
array_pair_list:
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/* empty */ { }
| non_empty_array_pair_list possible_comma { }
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;
non_empty_array_pair_list:
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non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr { }
| non_empty_array_pair_list ',' expr { }
| expr T_DOUBLE_ARROW expr { }
| expr { }
| non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable { }
| non_empty_array_pair_list ',' '&' w_variable { }
| expr T_DOUBLE_ARROW '&' w_variable { }
| '&' w_variable { }
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;
encaps_list:
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encaps_list encaps_var { }
| encaps_list T_ENCAPSED_AND_WHITESPACE { }
| encaps_var { }
| T_ENCAPSED_AND_WHITESPACE encaps_var { }
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;
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encaps_var:
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T_VARIABLE { }
| T_VARIABLE '[' { } encaps_var_offset ']' { }
| T_VARIABLE T_OBJECT_OPERATOR T_STRING { }
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { }
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}' { }
| T_CURLY_OPEN variable '}' { }
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;
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encaps_var_offset:
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T_STRING { }
| T_NUM_STRING { }
| T_VARIABLE { }
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;
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internal_functions_in_yacc:
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T_ISSET '(' isset_variables ')' { }
| T_EMPTY '(' variable ')' { }
| T_EMPTY '(' expr_without_variable ')' { }
| T_INCLUDE expr { }
| T_INCLUDE_ONCE expr { }
| T_EVAL '(' expr ')' { }
| T_REQUIRE expr { }
| T_REQUIRE_ONCE expr { }
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;
isset_variables:
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isset_variable { }
| isset_variables ',' { } isset_variable { }
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;
isset_variable:
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variable { }
| expr_without_variable { }
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;
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class_constant:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { }
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;
static_class_name_scalar:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { }
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;
class_name_scalar:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { }
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;
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2017-12-01 13:29:23 +00:00
%%