1138 lines
55 KiB
Plaintext
1138 lines
55 KiB
Plaintext
%{
|
|
package parser
|
|
|
|
import (
|
|
"io"
|
|
"github.com/z7zmey/php-parser/token"
|
|
"github.com/z7zmey/php-parser/node"
|
|
"github.com/z7zmey/php-parser/node/scalar"
|
|
"github.com/z7zmey/php-parser/node/name"
|
|
"github.com/z7zmey/php-parser/node/stmt"
|
|
"github.com/z7zmey/php-parser/node/expr"
|
|
)
|
|
|
|
var rootnode = node.NewSimpleNode("Root")
|
|
|
|
func Parse(src io.Reader, fName string) node.Node {
|
|
yyDebug = 0
|
|
yyErrorVerbose = true
|
|
rootnode = node.NewSimpleNode("Root") //reset
|
|
yyParse(newLexer(src, fName))
|
|
return rootnode
|
|
}
|
|
|
|
%}
|
|
|
|
%union{
|
|
node node.Node
|
|
token token.Token
|
|
value string
|
|
list []node.Node
|
|
strings []string
|
|
}
|
|
|
|
%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
|
|
%right T_DOUBLE_ARROW
|
|
%right T_YIELD_FROM
|
|
%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 '?' ':'
|
|
%right T_COALESCE
|
|
%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 T_SPACESHIP
|
|
%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_NOELSE
|
|
%left T_ELSEIF
|
|
%left T_ELSE
|
|
%left T_ENDIF
|
|
%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
|
|
|
|
%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
|
|
%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
|
|
%token <token> '"'
|
|
%token <token> '`'
|
|
%token <token> '{'
|
|
%token <token> '}'
|
|
|
|
%type <value> is_reference
|
|
%type <value> is_variadic
|
|
%type <value> returns_ref
|
|
%type <value> class_modifier
|
|
|
|
%type <token> reserved_non_modifiers
|
|
%type <token> semi_reserved
|
|
%type <token> identifier
|
|
|
|
%type <node> top_statement name statement function_declaration_statement
|
|
%type <node> class_declaration_statement trait_declaration_statement
|
|
%type <node> interface_declaration_statement interface_extends_list
|
|
%type <node> group_use_declaration inline_use_declarations inline_use_declaration
|
|
%type <node> mixed_group_use_declaration use_declaration unprefixed_use_declaration
|
|
%type <node> unprefixed_use_declarations const_decl inner_statement
|
|
%type <node> expr optional_expr while_statement for_statement foreach_variable
|
|
%type <node> foreach_statement declare_statement finally_statement unset_variable variable
|
|
%type <node> extends_from parameter optional_type argument expr_without_variable global_var
|
|
%type <node> static_var class_statement trait_adaptation trait_precedence trait_alias
|
|
%type <node> absolute_trait_method_reference trait_method_reference property echo_expr
|
|
%type <node> new_expr anonymous_class class_name class_name_reference simple_variable
|
|
%type <node> internal_functions_in_yacc
|
|
%type <node> exit_expr scalar lexical_var function_call member_name property_name
|
|
%type <node> variable_class_name dereferencable_scalar constant dereferencable
|
|
%type <node> callable_expr callable_variable static_member new_variable
|
|
%type <node> encaps_var encaps_var_offset isset_variables
|
|
%type <node> top_statement_list use_declarations inner_statement_list if_stmt
|
|
%type <node> alt_if_stmt switch_case_list static_var_list
|
|
%type <node> unset_variables parameter_list class_statement_list
|
|
%type <node> implements_list case_list if_stmt_without_else
|
|
%type <node> non_empty_parameter_list argument_list non_empty_argument_list property_list
|
|
%type <node> class_const_decl name_list trait_adaptations method_body
|
|
%type <node> ctor_arguments alt_if_stmt_without_else trait_adaptation_list lexical_vars
|
|
%type <node> lexical_var_list
|
|
%type <node> array_pair non_empty_array_pair_list array_pair_list possible_array_pair
|
|
%type <node> isset_variable type return_type type_expr
|
|
|
|
%type <node> variable_modifiers
|
|
%type <node> method_modifiers non_empty_member_modifiers member_modifier
|
|
%type <node> use_type
|
|
|
|
%type <strings> class_modifiers
|
|
%type <list> encaps_list backticks_expr namespace_name catch_name_list catch_list class_const_list
|
|
%type <list> const_list echo_expr_list for_exprs non_empty_for_exprs global_var_list
|
|
|
|
%%
|
|
|
|
/////////////////////////////////////////////////////////////////////////
|
|
|
|
start:
|
|
top_statement_list { rootnode = $1; }
|
|
;
|
|
|
|
reserved_non_modifiers:
|
|
T_INCLUDE {$$=$1} | T_INCLUDE_ONCE {$$=$1} | T_EVAL {$$=$1} | T_REQUIRE {$$=$1} | T_REQUIRE_ONCE {$$=$1} | T_LOGICAL_OR {$$=$1} | T_LOGICAL_XOR {$$=$1} | T_LOGICAL_AND {$$=$1}
|
|
| T_INSTANCEOF {$$=$1} | T_NEW {$$=$1} | T_CLONE {$$=$1} | T_EXIT {$$=$1} | T_IF {$$=$1} | T_ELSEIF {$$=$1} | T_ELSE {$$=$1} | T_ENDIF {$$=$1} | T_ECHO {$$=$1} | T_DO {$$=$1} | T_WHILE {$$=$1} | T_ENDWHILE {$$=$1}
|
|
| T_FOR {$$=$1} | T_ENDFOR {$$=$1} | T_FOREACH {$$=$1} | T_ENDFOREACH {$$=$1} | T_DECLARE {$$=$1} | T_ENDDECLARE {$$=$1} | T_AS {$$=$1} | T_TRY {$$=$1} | T_CATCH {$$=$1} | T_FINALLY {$$=$1}
|
|
| T_THROW {$$=$1} | T_USE {$$=$1} | T_INSTEADOF {$$=$1} | T_GLOBAL {$$=$1} | T_VAR {$$=$1} | T_UNSET {$$=$1} | T_ISSET {$$=$1} | T_EMPTY {$$=$1} | T_CONTINUE {$$=$1} | T_GOTO {$$=$1}
|
|
| T_FUNCTION {$$=$1} | T_CONST {$$=$1} | T_RETURN {$$=$1} | T_PRINT {$$=$1} | T_YIELD {$$=$1} | T_LIST {$$=$1} | T_SWITCH {$$=$1} | T_ENDSWITCH {$$=$1} | T_CASE {$$=$1} | T_DEFAULT {$$=$1} | T_BREAK {$$=$1}
|
|
| T_ARRAY {$$=$1} | T_CALLABLE {$$=$1} | T_EXTENDS {$$=$1} | T_IMPLEMENTS {$$=$1} | T_NAMESPACE {$$=$1} | T_TRAIT {$$=$1} | T_INTERFACE {$$=$1} | T_CLASS {$$=$1}
|
|
| T_CLASS_C {$$=$1} | T_TRAIT_C {$$=$1} | T_FUNC_C {$$=$1} | T_METHOD_C {$$=$1} | T_LINE {$$=$1} | T_FILE {$$=$1} | T_DIR {$$=$1} | T_NS_C {$$=$1}
|
|
;
|
|
|
|
semi_reserved:
|
|
reserved_non_modifiers {$$=$1}
|
|
| T_STATIC {$$=$1} | T_ABSTRACT {$$=$1} | T_FINAL {$$=$1} | T_PRIVATE {$$=$1} | T_PROTECTED {$$=$1} | T_PUBLIC {$$=$1}
|
|
;
|
|
|
|
identifier:
|
|
T_STRING { $$ = $1 }
|
|
| semi_reserved { $$ = $1 }
|
|
;
|
|
|
|
top_statement_list:
|
|
top_statement_list top_statement { $$ = $1.Append($2); }
|
|
| /* empty */ { $$ = node.NewSimpleNode("Statements") }
|
|
;
|
|
|
|
namespace_name:
|
|
T_STRING { $$ = []node.Node{name.NewNamePart($1)} }
|
|
| namespace_name T_NS_SEPARATOR T_STRING { $$ = append($1, name.NewNamePart($3)) }
|
|
;
|
|
|
|
name:
|
|
namespace_name { $$ = name.NewName($1) }
|
|
| T_NAMESPACE T_NS_SEPARATOR namespace_name { $$ = name.NewRelative($3) }
|
|
| T_NS_SEPARATOR namespace_name { $$ = name.NewFullyQualified($2) }
|
|
;
|
|
|
|
top_statement:
|
|
statement { $$ = $1; }
|
|
| function_declaration_statement { $$ = $1; }
|
|
| class_declaration_statement { $$ = $1; }
|
|
| trait_declaration_statement { $$ = $1; }
|
|
| interface_declaration_statement { $$ = $1; }
|
|
| T_HALT_COMPILER '(' ')' ';' { $$ = node.NewSimpleNode("THaltCompiler") }
|
|
| T_NAMESPACE namespace_name ';' { $$ = node.NewSimpleNode("Namespace").Append(name.NewName($2)); }
|
|
| T_NAMESPACE namespace_name '{' top_statement_list '}'
|
|
{ $$ = node.NewSimpleNode("Namespace").Append(name.NewName($2)).Append($4) }
|
|
| T_NAMESPACE '{' top_statement_list '}' { $$ = node.NewSimpleNode("Namespace").Append($3) }
|
|
| T_USE mixed_group_use_declaration ';' { $$ = $2; }
|
|
| T_USE use_type group_use_declaration ';' { $$ = $3.Append($2) }
|
|
| T_USE use_declarations ';' { $$ = $2; }
|
|
| T_USE use_type use_declarations ';' { $$ = $3.Append($2) }
|
|
| T_CONST const_list ';' { $$ = stmt.NewStmtConst($1, $2) }
|
|
;
|
|
|
|
use_type:
|
|
T_FUNCTION { $$ = node.NewSimpleNode("FuncUseType"); }
|
|
| T_CONST { $$ = node.NewSimpleNode("ConstUseType"); }
|
|
;
|
|
|
|
group_use_declaration:
|
|
namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
|
|
{ $$ = node.NewSimpleNode("GroupUse").Append(name.NewName($1)).Append($4) }
|
|
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
|
|
{ $$ = node.NewSimpleNode("GroupUse").Append(name.NewName($2)).Append($5) }
|
|
;
|
|
|
|
mixed_group_use_declaration:
|
|
namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
|
|
{ $$ = node.NewSimpleNode("MixedGroupUse").Append(name.NewName($1)).Append($4); }
|
|
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
|
|
{ $$ = node.NewSimpleNode("MixedGroupUse").Append(name.NewName($2)).Append($5); }
|
|
;
|
|
|
|
possible_comma:
|
|
/* empty */
|
|
| ','
|
|
;
|
|
|
|
inline_use_declarations:
|
|
inline_use_declarations ',' inline_use_declaration
|
|
{ $$ = $1.Append($3) }
|
|
| inline_use_declaration { $$ = node.NewSimpleNode("UseList").Append($1) }
|
|
;
|
|
|
|
unprefixed_use_declarations:
|
|
unprefixed_use_declarations ',' unprefixed_use_declaration
|
|
{ $$ = $1.Append($3) }
|
|
| unprefixed_use_declaration { $$ = node.NewSimpleNode("UseList").Append($1) }
|
|
;
|
|
|
|
use_declarations:
|
|
use_declarations ',' use_declaration { $$ = $1.Append($3) }
|
|
| use_declaration { $$ = node.NewSimpleNode("UseList").Append($1) }
|
|
;
|
|
|
|
inline_use_declaration:
|
|
unprefixed_use_declaration { $$ = $1; }
|
|
| use_type unprefixed_use_declaration { $$ = $2.Append($1) }
|
|
;
|
|
|
|
unprefixed_use_declaration:
|
|
namespace_name { $$ = node.NewSimpleNode("UseElem").Append(name.NewName($1)); }
|
|
| namespace_name T_AS T_STRING { $$ = node.NewSimpleNode("UseElem").Append(name.NewName($1)).Append(node.NewSimpleNode("as").Attribute("value", $3.String())); }
|
|
;
|
|
|
|
use_declaration:
|
|
unprefixed_use_declaration { $$ = $1; }
|
|
| T_NS_SEPARATOR unprefixed_use_declaration { $$ = $2; }
|
|
;
|
|
|
|
const_list:
|
|
const_list ',' const_decl { $$ = append($1, $3) }
|
|
| const_decl { $$ = []node.Node{$1} }
|
|
;
|
|
|
|
inner_statement_list:
|
|
inner_statement_list inner_statement { $$ = $1.Append($2); }
|
|
| /* empty */ { $$ = node.NewSimpleNode("StmtList") }
|
|
;
|
|
|
|
inner_statement:
|
|
statement { $$ = $1; }
|
|
| function_declaration_statement { $$ = $1; }
|
|
| class_declaration_statement { $$ = $1; }
|
|
| trait_declaration_statement { $$ = $1; }
|
|
| interface_declaration_statement { $$ = $1; }
|
|
| T_HALT_COMPILER '(' ')' ';' { $$ = node.NewSimpleNode("THaltCompiler") }
|
|
|
|
statement:
|
|
'{' inner_statement_list '}' { $$ = stmt.NewStmtList($1, $3, $2.(node.SimpleNode).Children) }
|
|
| if_stmt { $$ = $1; }
|
|
| alt_if_stmt { $$ = $1; }
|
|
| T_WHILE '(' expr ')' while_statement
|
|
{
|
|
$$ = node.NewSimpleNode("While").
|
|
Append(node.NewSimpleNode("expr").Append($3)).
|
|
Append(node.NewSimpleNode("stmt").Append($5));
|
|
}
|
|
| T_DO statement T_WHILE '(' expr ')' ';' { $$ = stmt.NewDo($1, $2, $5) }
|
|
| T_FOR '(' for_exprs ';' for_exprs ';' for_exprs ')' for_statement
|
|
{ $$ = stmt.NewFor($1, $3, $5, $7, $9) }
|
|
| T_SWITCH '(' expr ')' switch_case_list { $$ = node.NewSimpleNode("Switch").Append(node.NewSimpleNode("expr").Append($3)).Append($5); }
|
|
| T_BREAK optional_expr ';' { $$ = stmt.NewBreak($1, $2) }
|
|
| T_CONTINUE optional_expr ';' { $$ = stmt.NewContinue($1, $2) }
|
|
| T_RETURN optional_expr ';' { $$ = node.NewSimpleNode("Return").Append($2) }
|
|
| T_GLOBAL global_var_list ';' { $$ = stmt.NewGlobal($1, $2) }
|
|
| T_STATIC static_var_list ';' { $$ = $2; }
|
|
| T_ECHO echo_expr_list ';' { $$ = stmt.NewEcho($1, $2) }
|
|
| T_INLINE_HTML { $$ = node.NewSimpleNode("Echo").Append(node.NewSimpleNode("InlineHtml").Attribute("value", $1.String())) }
|
|
| expr ';' { $$ = stmt.NewExpression($1); }
|
|
| T_UNSET '(' unset_variables possible_comma ')' ';'
|
|
{ $$ = node.NewSimpleNode("Unset").Append($3); }
|
|
| T_FOREACH '(' expr T_AS foreach_variable ')' foreach_statement
|
|
{ $$ = stmt.NewForeach($1, $3, nil, $5, $7); }
|
|
| T_FOREACH '(' expr T_AS foreach_variable T_DOUBLE_ARROW foreach_variable ')' foreach_statement
|
|
{ $$ = stmt.NewForeach($1, $3, $5, $7, $9); }
|
|
| T_DECLARE '(' const_list ')' declare_statement { $$ = stmt.NewDeclare($1, $3, $5) }
|
|
| ';' /* empty statement */ { $$ = node.NewSimpleNode(""); }
|
|
| T_TRY '{' inner_statement_list '}' catch_list finally_statement
|
|
{
|
|
$$ = stmt.NewTry($1, $3.(node.SimpleNode).Children, $5, $6)
|
|
}
|
|
| T_THROW expr ';' { $$ = node.NewSimpleNode("Throw").Append($2) }
|
|
| T_GOTO T_STRING ';' { $$ = stmt.NewGoto($1, $2) }
|
|
| T_STRING ':' { $$ = node.NewSimpleNode("Label").Attribute("name", $1.String()) }
|
|
|
|
catch_list:
|
|
/* empty */ { $$ = []node.Node{} }
|
|
| catch_list T_CATCH '(' catch_name_list T_VARIABLE ')' '{' inner_statement_list '}'
|
|
{ $$ = append($1, stmt.NewCatch($2, $4, expr.NewVariable($5), $8.(node.SimpleNode).Children)) }
|
|
;
|
|
catch_name_list:
|
|
name { $$ = []node.Node{$1} }
|
|
| catch_name_list '|' name { $$ = append($1, $3) }
|
|
;
|
|
|
|
finally_statement:
|
|
/* empty */ { $$ = nil }
|
|
| T_FINALLY '{' inner_statement_list '}' { $$ = stmt.NewFinally($1, $3.(node.SimpleNode).Children) }
|
|
;
|
|
|
|
unset_variables:
|
|
unset_variable { $$ = node.NewSimpleNode("UnsetVariablesList").Append($1) }
|
|
| unset_variables ',' unset_variable { $$ = $1.Append($3) }
|
|
;
|
|
|
|
unset_variable:
|
|
variable { $$ = $1 }
|
|
;
|
|
|
|
function_declaration_statement:
|
|
T_FUNCTION returns_ref T_STRING '(' parameter_list ')' return_type '{' inner_statement_list '}'
|
|
{
|
|
$$ = stmt.NewFunction($3, $2 == "true", $5.(node.SimpleNode).Children, $7, $9.(node.SimpleNode).Children)
|
|
}
|
|
;
|
|
|
|
is_reference:
|
|
/* empty */ { $$ = "false"; }
|
|
| '&' { $$ = "true"; }
|
|
;
|
|
|
|
is_variadic:
|
|
/* empty */ { $$ = "false"; }
|
|
| T_ELLIPSIS { $$ = "true"; }
|
|
;
|
|
|
|
class_declaration_statement:
|
|
class_modifiers T_CLASS T_STRING extends_from implements_list '{' class_statement_list '}'
|
|
{ $$ = stmt.NewClass($3, $1, nil, $4, $5.(node.SimpleNode).Children, $7.(node.SimpleNode).Children) }
|
|
| T_CLASS T_STRING extends_from implements_list '{' class_statement_list '}'
|
|
{ $$ = stmt.NewClass($2, nil, nil, $3, $4.(node.SimpleNode).Children, $6.(node.SimpleNode).Children) }
|
|
;
|
|
|
|
class_modifiers:
|
|
class_modifier { $$ = []string{$1} }
|
|
| class_modifiers class_modifier { $$ = append($1, $2) }
|
|
;
|
|
|
|
class_modifier:
|
|
T_ABSTRACT { $$ = "abstract" }
|
|
| T_FINAL { $$ = "final" }
|
|
;
|
|
|
|
trait_declaration_statement:
|
|
T_TRAIT T_STRING '{' class_statement_list '}' { $$ = node.NewSimpleNode("Trait").Attribute("name", $2.String()).Append($4) }
|
|
;
|
|
|
|
interface_declaration_statement:
|
|
T_INTERFACE T_STRING interface_extends_list '{' class_statement_list '}'
|
|
{
|
|
$$ = node.NewSimpleNode("Interface").
|
|
Attribute("name", $2.String()).
|
|
Append(node.NewSimpleNode("Extends").Append($3)).
|
|
Append($5);
|
|
}
|
|
;
|
|
|
|
extends_from:
|
|
/* empty */ { $$ = nil }
|
|
| T_EXTENDS name { $$ = $2; }
|
|
;
|
|
|
|
interface_extends_list:
|
|
/* empty */ { $$ = node.NewSimpleNode("") }
|
|
| T_EXTENDS name_list { $$ = $2; }
|
|
;
|
|
|
|
implements_list:
|
|
/* empty */ { $$ = node.NewSimpleNode(""); }
|
|
| T_IMPLEMENTS name_list { $$ = $2; }
|
|
;
|
|
|
|
foreach_variable:
|
|
variable { $$ = $1; }
|
|
| '&' variable { $$ = node.NewSimpleNode("Ref").Append($2); }
|
|
| T_LIST '(' array_pair_list ')' { $$ = node.NewSimpleNode("List").Append($3) }
|
|
| '[' array_pair_list ']' { $$ = node.NewSimpleNode("ShortList").Append($2) }
|
|
;
|
|
|
|
for_statement:
|
|
statement { $$ = $1; }
|
|
| ':' inner_statement_list T_ENDFOR ';' { $$ = $2; }
|
|
;
|
|
|
|
foreach_statement:
|
|
statement { $$ = $1; }
|
|
| ':' inner_statement_list T_ENDFOREACH ';' { $$ = $2; }
|
|
;
|
|
|
|
declare_statement:
|
|
statement { $$ = $1; }
|
|
| ':' inner_statement_list T_ENDDECLARE ';' { $$ = $2; }
|
|
;
|
|
|
|
switch_case_list:
|
|
'{' case_list '}' { $$ = $2; }
|
|
| '{' ';' case_list '}' { $$ = $3; }
|
|
| ':' case_list T_ENDSWITCH ';' { $$ = $2; }
|
|
| ':' ';' case_list T_ENDSWITCH ';' { $$ = $3; }
|
|
;
|
|
|
|
case_list:
|
|
/* empty */ { $$ = node.NewSimpleNode("CaseList") }
|
|
| case_list T_CASE expr case_separator inner_statement_list
|
|
{
|
|
$$ = $1.Append(stmt.NewCase($2, $3, $5.(node.SimpleNode).Children))
|
|
}
|
|
| case_list T_DEFAULT case_separator inner_statement_list
|
|
{
|
|
$$ = $1.Append(stmt.NewDefault($2, $4.(node.SimpleNode).Children))
|
|
}
|
|
;
|
|
|
|
case_separator:
|
|
':'
|
|
| ';'
|
|
;
|
|
|
|
while_statement:
|
|
statement { $$ = $1; }
|
|
| ':' inner_statement_list T_ENDWHILE ';' { $$ = $2; }
|
|
;
|
|
|
|
if_stmt_without_else:
|
|
T_IF '(' expr ')' statement { $$ = stmt.NewIf($1, $3, $5) }
|
|
| if_stmt_without_else T_ELSEIF '(' expr ')' statement
|
|
{
|
|
_elseIf := stmt.NewElseIf($2, $4, $6)
|
|
$$ = $1.(stmt.If).AddElseIf(_elseIf)
|
|
}
|
|
;
|
|
|
|
if_stmt:
|
|
if_stmt_without_else %prec T_NOELSE { $$ = $1; }
|
|
| if_stmt_without_else T_ELSE statement
|
|
{
|
|
_else := stmt.NewElse($2, $3)
|
|
$$ = $1.(stmt.If).SetElse(_else)
|
|
}
|
|
;
|
|
|
|
alt_if_stmt_without_else:
|
|
T_IF '(' expr ')' ':' inner_statement_list
|
|
{
|
|
$$ = node.NewSimpleNode("AltIf").
|
|
Append(node.NewSimpleNode("expr").Append($3)).
|
|
Append(node.NewSimpleNode("stmt").Append($6))
|
|
}
|
|
| alt_if_stmt_without_else T_ELSEIF '(' expr ')' ':' inner_statement_list
|
|
{
|
|
$$ = $1.Append(node.NewSimpleNode("AltElseIf").
|
|
Append(node.NewSimpleNode("expr").Append($4)).
|
|
Append(node.NewSimpleNode("stmt").Append($7)))
|
|
}
|
|
;
|
|
|
|
alt_if_stmt:
|
|
alt_if_stmt_without_else T_ENDIF ';' { $$ = $1; }
|
|
| alt_if_stmt_without_else T_ELSE ':' inner_statement_list T_ENDIF ';'
|
|
{
|
|
$$ = $1.Append(node.NewSimpleNode("AltElse").Append(node.NewSimpleNode("stmt").Append($4)))
|
|
}
|
|
;
|
|
|
|
parameter_list:
|
|
non_empty_parameter_list { $$ = $1; }
|
|
| /* empty */ { $$ = node.NewSimpleNode("Parameter list"); }
|
|
;
|
|
|
|
non_empty_parameter_list:
|
|
parameter { $$ = node.NewSimpleNode("Parameter list").Append($1) }
|
|
| non_empty_parameter_list ',' parameter { $$ = $1.Append($3); }
|
|
;
|
|
|
|
parameter:
|
|
optional_type is_reference is_variadic T_VARIABLE
|
|
{
|
|
$$ = node.NewSimpleNode("Parameter").
|
|
Append($1).
|
|
Attribute("is_reference", $2).
|
|
Attribute("is_variadic", $3).
|
|
Attribute("var", $4.String());
|
|
}
|
|
| optional_type is_reference is_variadic T_VARIABLE '=' expr
|
|
{
|
|
$$ = node.NewSimpleNode("Parameter").
|
|
Append($1).
|
|
Attribute("is_reference", $2).
|
|
Attribute("is_variadic", $3).
|
|
Attribute("var", $4.String()).
|
|
Append($6);
|
|
}
|
|
;
|
|
|
|
optional_type:
|
|
/* empty */ { $$ = node.NewSimpleNode("No type") }
|
|
| type_expr { $$ = $1; }
|
|
;
|
|
|
|
type_expr:
|
|
type { $$ = $1; }
|
|
| '?' type { $$ = $2; $$.Attribute("nullable", "true") }
|
|
;
|
|
|
|
type:
|
|
T_ARRAY { $$ = node.NewSimpleNode("array type"); }
|
|
| T_CALLABLE { $$ = node.NewSimpleNode("callable type"); }
|
|
| name { $$ = $1; }
|
|
;
|
|
|
|
return_type:
|
|
/* empty */ { $$ = node.NewSimpleNode("No return type"); }
|
|
| ':' type_expr { $$ = $2; }
|
|
;
|
|
|
|
argument_list:
|
|
'(' ')' { $$ = node.NewSimpleNode("ArgumentList") }
|
|
| '(' non_empty_argument_list possible_comma ')' { $$ = $2; }
|
|
;
|
|
|
|
non_empty_argument_list:
|
|
argument { $$ = node.NewSimpleNode("ArgumentList").Append($1) }
|
|
| non_empty_argument_list ',' argument { $$ = $1.Append($3) }
|
|
;
|
|
|
|
argument:
|
|
expr { $$ = $1; }
|
|
| T_ELLIPSIS expr { $$ = node.NewSimpleNode("Unpack").Append($2) }
|
|
;
|
|
|
|
global_var_list:
|
|
global_var_list ',' global_var { $$ = append($1, $3); }
|
|
| global_var { $$ = []node.Node{$1} }
|
|
;
|
|
|
|
global_var:
|
|
simple_variable { $$ = $1 }
|
|
;
|
|
|
|
static_var_list:
|
|
static_var_list ',' static_var { $$ = $1.Append($3); }
|
|
| static_var { $$ = node.NewSimpleNode("StaticVarList").Append($1); }
|
|
;
|
|
|
|
static_var:
|
|
T_VARIABLE { $$ = node.NewSimpleNode("StaticVariable").Attribute("Name", $1.String()); }
|
|
| T_VARIABLE '=' expr { $$ = node.NewSimpleNode("StaticVariable").Attribute("Name", $1.String()).Append(node.NewSimpleNode("expr").Append($3)); }
|
|
;
|
|
|
|
class_statement_list:
|
|
class_statement_list class_statement { $$ = $1.Append($2) }
|
|
| /* empty */ { $$ = node.NewSimpleNode("Stmt") }
|
|
;
|
|
|
|
class_statement:
|
|
variable_modifiers property_list ';' { $$ = $2.Append($1) }
|
|
| method_modifiers T_CONST class_const_list ';' { $$ = stmt.NewClassConst($2, $1.(node.SimpleNode).Children, $3); }
|
|
| T_USE name_list trait_adaptations { $$ = node.NewSimpleNode("Use").Append($2).Append($3); }
|
|
| method_modifiers T_FUNCTION returns_ref identifier '(' parameter_list ')' return_type method_body
|
|
{
|
|
$$ = stmt.NewClassMethod($4, $1.(node.SimpleNode).Children, $3 == "true", $6.(node.SimpleNode).Children, $8, $9.(node.SimpleNode).Children)
|
|
}
|
|
;
|
|
|
|
name_list:
|
|
name { $$ = node.NewSimpleNode("NameList").Append($1) }
|
|
| name_list ',' name { $$ = $1.Append($3) }
|
|
;
|
|
|
|
trait_adaptations:
|
|
';' { $$ = node.NewSimpleNode(""); }
|
|
| '{' '}' { $$ = node.NewSimpleNode(""); }
|
|
| '{' trait_adaptation_list '}' { $$ = $2; }
|
|
;
|
|
|
|
trait_adaptation_list:
|
|
trait_adaptation { $$ = node.NewSimpleNode("TraitAdaptionList").Append($1) }
|
|
| trait_adaptation_list trait_adaptation { $$ = $1.Append($2) }
|
|
;
|
|
|
|
trait_adaptation:
|
|
trait_precedence ';' { $$ = $1; }
|
|
| trait_alias ';' { $$ = $1; }
|
|
;
|
|
|
|
trait_precedence:
|
|
absolute_trait_method_reference T_INSTEADOF name_list
|
|
{ $$ = node.NewSimpleNode("TraitPrecedence").Append($1).Append($3) }
|
|
;
|
|
|
|
trait_alias:
|
|
trait_method_reference T_AS T_STRING { $$ = $1.Append(node.NewSimpleNode("as").Attribute("value", $3.String())); }
|
|
| trait_method_reference T_AS reserved_non_modifiers
|
|
{ $$ = $1.Append(node.NewSimpleNode("as").Append(node.NewSimpleNode("reservedNonModifiers"))); }
|
|
| trait_method_reference T_AS member_modifier identifier
|
|
{ $$ = $1.Append($3).Attribute("as", $4.Value); }
|
|
| trait_method_reference T_AS member_modifier { $$ = $1.Append($3); }
|
|
;
|
|
|
|
trait_method_reference:
|
|
identifier { $$ = node.NewSimpleNode("TraitMethodRef").Attribute("value", $1.Value); }
|
|
| absolute_trait_method_reference { $$ = $1; }
|
|
;
|
|
|
|
absolute_trait_method_reference:
|
|
name T_PAAMAYIM_NEKUDOTAYIM identifier { $$ = node.NewSimpleNode("TraitMethodRef").Append($1).Attribute("value", $3.Value) }
|
|
;
|
|
|
|
method_body:
|
|
';' /* abstract method */ { $$ = node.NewSimpleNode("") }
|
|
| '{' inner_statement_list '}' { $$ = $2; }
|
|
;
|
|
|
|
variable_modifiers:
|
|
non_empty_member_modifiers { $$ = $1; }
|
|
| T_VAR { $$ = node.NewSimpleNode("VarMemberModifier") }
|
|
;
|
|
|
|
method_modifiers:
|
|
/* empty */ { $$ = node.NewSimpleNode("MemberModifiers").Append(node.NewSimpleNode("PublicMemberModifier")); }
|
|
| non_empty_member_modifiers { $$ = $1; }
|
|
;
|
|
|
|
non_empty_member_modifiers:
|
|
member_modifier { $$ = node.NewSimpleNode("MemberModifiers").Append($1); }
|
|
| non_empty_member_modifiers member_modifier { $$ = $1.Append($2) }
|
|
;
|
|
|
|
member_modifier:
|
|
T_PUBLIC { $$ = node.NewSimpleNode("PublicMemberModifier"); }
|
|
| T_PROTECTED { $$ = node.NewSimpleNode("ProtectedMemberModifier"); }
|
|
| T_PRIVATE { $$ = node.NewSimpleNode("PrivateMemberModifier"); }
|
|
| T_STATIC { $$ = node.NewSimpleNode("StaticMemberModifier"); }
|
|
| T_ABSTRACT { $$ = node.NewSimpleNode("AbstractMemberModifier"); }
|
|
| T_FINAL { $$ = node.NewSimpleNode("FinalMemberModifier"); }
|
|
;
|
|
|
|
property_list:
|
|
property_list ',' property { $$ = $1.Append($3) }
|
|
| property { $$ = node.NewSimpleNode("PropertyList").Append($1) }
|
|
;
|
|
|
|
property:
|
|
T_VARIABLE { $$ = node.NewSimpleNode("Property").Attribute("name", $1.String()) }
|
|
| T_VARIABLE '=' expr { $$ = node.NewSimpleNode("Property").Attribute("name", $1.String()).Append(node.NewSimpleNode("Default").Append($3)) }
|
|
;
|
|
|
|
class_const_list:
|
|
class_const_list ',' class_const_decl { $$ = append($1, $3) }
|
|
| class_const_decl { $$ = []node.Node{$1} }
|
|
;
|
|
|
|
class_const_decl:
|
|
identifier '=' expr { $$ = stmt.NewConstant($1, $3) }
|
|
;
|
|
|
|
const_decl:
|
|
T_STRING '=' expr { $$ = stmt.NewConstant($1, $3) }
|
|
;
|
|
|
|
echo_expr_list:
|
|
echo_expr_list ',' echo_expr { $$ = append($1, $3) }
|
|
| echo_expr { $$ = []node.Node{$1} }
|
|
;
|
|
|
|
echo_expr:
|
|
expr { $$ = $1 }
|
|
;
|
|
|
|
for_exprs:
|
|
/* empty */ { $$ = nil; }
|
|
| non_empty_for_exprs { $$ = $1; }
|
|
;
|
|
non_empty_for_exprs:
|
|
non_empty_for_exprs ',' expr { $$ = append($1, $3) }
|
|
| expr { $$ = []node.Node{$1} }
|
|
;
|
|
|
|
anonymous_class:
|
|
T_CLASS ctor_arguments extends_from implements_list '{' class_statement_list '}'
|
|
{
|
|
{ $$ = stmt.NewClass($1, nil, $2.(node.SimpleNode).Children, $3, $4.(node.SimpleNode).Children, $6.(node.SimpleNode).Children) }
|
|
}
|
|
;
|
|
|
|
new_expr:
|
|
T_NEW class_name_reference ctor_arguments { $$ = node.NewSimpleNode("New").Append($2).Append($3) }
|
|
| T_NEW anonymous_class { $$ = node.NewSimpleNode("New").Append($2) }
|
|
;
|
|
|
|
expr_without_variable:
|
|
T_LIST '(' array_pair_list ')' '=' expr { $$ = node.NewSimpleNode("Assign").Append($3).Append($6); }
|
|
| '[' array_pair_list ']' '=' expr { $$ = node.NewSimpleNode("Assign").Append($2).Append($5); }
|
|
| variable '=' expr { $$ = node.NewSimpleNode("Assign").Append($1).Append($3); }
|
|
| variable '=' '&' expr { $$ = node.NewSimpleNode("AssignRef").Append($1).Append($4); }
|
|
| T_CLONE expr { $$ = node.NewSimpleNode("Clone").Append($2); }
|
|
| variable T_PLUS_EQUAL expr { $$ = node.NewSimpleNode("AssignAdd").Append($1).Append($3); }
|
|
| variable T_MINUS_EQUAL expr { $$ = node.NewSimpleNode("AssignSub").Append($1).Append($3); }
|
|
| variable T_MUL_EQUAL expr { $$ = node.NewSimpleNode("AssignMul").Append($1).Append($3); }
|
|
| variable T_POW_EQUAL expr { $$ = node.NewSimpleNode("AssignPow").Append($1).Append($3); }
|
|
| variable T_DIV_EQUAL expr { $$ = node.NewSimpleNode("AssignDiv").Append($1).Append($3); }
|
|
| variable T_CONCAT_EQUAL expr { $$ = node.NewSimpleNode("AssignConcat").Append($1).Append($3); }
|
|
| variable T_MOD_EQUAL expr { $$ = node.NewSimpleNode("AssignMod").Append($1).Append($3); }
|
|
| variable T_AND_EQUAL expr { $$ = node.NewSimpleNode("AssignAnd").Append($1).Append($3); }
|
|
| variable T_OR_EQUAL expr { $$ = node.NewSimpleNode("AssignOr").Append($1).Append($3); }
|
|
| variable T_XOR_EQUAL expr { $$ = node.NewSimpleNode("AssignXor").Append($1).Append($3); }
|
|
| variable T_SL_EQUAL expr { $$ = node.NewSimpleNode("AssignShiftLeft").Append($1).Append($3); }
|
|
| variable T_SR_EQUAL expr { $$ = node.NewSimpleNode("AssignShiftRight").Append($1).Append($3); }
|
|
| variable T_INC { $$ = node.NewSimpleNode("PostIncrement").Append($1) }
|
|
| T_INC variable { $$ = node.NewSimpleNode("PreIncrement").Append($2) }
|
|
| variable T_DEC { $$ = node.NewSimpleNode("PostDecrement").Append($1) }
|
|
| T_DEC variable { $$ = node.NewSimpleNode("PreDecrement").Append($2) }
|
|
| expr T_BOOLEAN_OR expr { $$ = node.NewSimpleNode("Or").Append($1).Append($3) }
|
|
| expr T_BOOLEAN_AND expr { $$ = node.NewSimpleNode("And").Append($1).Append($3) }
|
|
| expr T_LOGICAL_OR expr { $$ = node.NewSimpleNode("Or").Append($1).Append($3) }
|
|
| expr T_LOGICAL_AND expr { $$ = node.NewSimpleNode("And").Append($1).Append($3) }
|
|
| expr T_LOGICAL_XOR expr { $$ = node.NewSimpleNode("Xor").Append($1).Append($3) }
|
|
| expr '|' expr { $$ = node.NewSimpleNode("BitwiseOr").Append($1).Append($3) }
|
|
| expr '&' expr { $$ = node.NewSimpleNode("BitwiseAnd").Append($1).Append($3) }
|
|
| expr '^' expr { $$ = node.NewSimpleNode("BitwiseXor").Append($1).Append($3) }
|
|
| expr '.' expr { $$ = node.NewSimpleNode("Concat").Append($1).Append($3) }
|
|
| expr '+' expr { $$ = node.NewSimpleNode("Add").Append($1).Append($3) }
|
|
| expr '-' expr { $$ = node.NewSimpleNode("Sub").Append($1).Append($3) }
|
|
| expr '*' expr { $$ = node.NewSimpleNode("Mul").Append($1).Append($3) }
|
|
| expr T_POW expr { $$ = node.NewSimpleNode("Pow").Append($1).Append($3) }
|
|
| expr '/' expr { $$ = node.NewSimpleNode("Div").Append($1).Append($3) }
|
|
| expr '%' expr { $$ = node.NewSimpleNode("Mod").Append($1).Append($3) }
|
|
| expr T_SL expr { $$ = node.NewSimpleNode("ShiftLeft").Append($1).Append($3) }
|
|
| expr T_SR expr { $$ = node.NewSimpleNode("ShiftRight").Append($1).Append($3) }
|
|
| '+' expr %prec T_INC { $$ = node.NewSimpleNode("UnaryPlus").Append($2) }
|
|
| '-' expr %prec T_INC { $$ = node.NewSimpleNode("UnaryMinus").Append($2) }
|
|
| '!' expr { $$ = node.NewSimpleNode("BooleanNot").Append($2) }
|
|
| '~' expr { $$ = node.NewSimpleNode("BitwiseNot").Append($2) }
|
|
| expr T_IS_IDENTICAL expr { $$ = node.NewSimpleNode("Identical").Append($1).Append($3) }
|
|
| expr T_IS_NOT_IDENTICAL expr { $$ = node.NewSimpleNode("NotIdentical").Append($1).Append($3) }
|
|
| expr T_IS_EQUAL expr { $$ = node.NewSimpleNode("Equal").Append($1).Append($3) }
|
|
| expr T_IS_NOT_EQUAL expr { $$ = node.NewSimpleNode("NotEqual").Append($1).Append($3) }
|
|
| expr '<' expr { $$ = node.NewSimpleNode("Smaller").Append($1).Append($3) }
|
|
| expr T_IS_SMALLER_OR_EQUAL expr { $$ = node.NewSimpleNode("SmallerOrEqual").Append($1).Append($3) }
|
|
| expr '>' expr { $$ = node.NewSimpleNode("Greater").Append($1).Append($3) }
|
|
| expr T_IS_GREATER_OR_EQUAL expr { $$ = node.NewSimpleNode("GreaterOrEqual").Append($1).Append($3) }
|
|
| expr T_SPACESHIP expr { $$ = node.NewSimpleNode("Spaceship").Append($1).Append($3); }
|
|
| expr T_INSTANCEOF class_name_reference { $$ = node.NewSimpleNode("InstanceOf").Append($1).Append($3) }
|
|
| '(' expr ')' { $$ = $2; }
|
|
| new_expr { $$ = $1; }
|
|
| expr '?' expr ':' expr { $$ = node.NewSimpleNode("Ternary").Append($1).Append($3).Append($5); }
|
|
| expr '?' ':' expr { $$ = node.NewSimpleNode("Ternary").Append($1).Append($4); }
|
|
| expr T_COALESCE expr { $$ = node.NewSimpleNode("Coalesce").Append($1).Append($3); }
|
|
| internal_functions_in_yacc { $$ = $1}
|
|
| T_INT_CAST expr { $$ = node.NewSimpleNode("CastInt").Append($2); }
|
|
| T_DOUBLE_CAST expr { $$ = node.NewSimpleNode("CastDouble").Append($2); }
|
|
| T_STRING_CAST expr { $$ = node.NewSimpleNode("CastString").Append($2); }
|
|
| T_ARRAY_CAST expr { $$ = node.NewSimpleNode("CastArray").Append($2); }
|
|
| T_OBJECT_CAST expr { $$ = node.NewSimpleNode("CastObject").Append($2); }
|
|
| T_BOOL_CAST expr { $$ = node.NewSimpleNode("CastBool").Append($2); }
|
|
| T_UNSET_CAST expr { $$ = node.NewSimpleNode("CastUnset").Append($2); }
|
|
| T_EXIT exit_expr { $$ = node.NewSimpleNode("Exit").Append($2); }
|
|
| '@' expr { $$ = node.NewSimpleNode("Silence").Append($2); }
|
|
| scalar { $$ = $1; }
|
|
| '`' backticks_expr '`' { $$ = node.NewNodeExprShellExec($1, $2, $3) }
|
|
| T_PRINT expr { $$ = node.NewSimpleNode("Print").Append($2); }
|
|
| T_YIELD { $$ = node.NewSimpleNode("Yield"); }
|
|
| T_YIELD expr { $$ = node.NewSimpleNode("Yield").Append($2); }
|
|
| T_YIELD expr T_DOUBLE_ARROW expr { $$ = node.NewSimpleNode("Yield").Append($2).Append($4); }
|
|
| T_YIELD_FROM expr { $$ = node.NewSimpleNode("YieldFrom").Append($2); }
|
|
| T_FUNCTION returns_ref '(' parameter_list ')' lexical_vars return_type '{' inner_statement_list '}'
|
|
{
|
|
$$ = node.NewSimpleNode("Closure").
|
|
Attribute("returns_ref", $2).
|
|
Append($4).
|
|
Append($6).
|
|
Append($7).
|
|
Append($9);
|
|
}
|
|
| T_STATIC T_FUNCTION returns_ref '(' parameter_list ')' lexical_vars return_type '{' inner_statement_list '}'
|
|
{
|
|
$$ = node.NewSimpleNode("StaticClosure").
|
|
Attribute("returns_ref", $3).
|
|
Append($5).
|
|
Append($7).
|
|
Append($8).
|
|
Append($10);
|
|
}
|
|
;
|
|
|
|
returns_ref:
|
|
/* empty */ { $$ = "false"; }
|
|
| '&' { $$ = "true"; }
|
|
;
|
|
|
|
lexical_vars:
|
|
/* empty */ { $$ = node.NewSimpleNode("") }
|
|
| T_USE '(' lexical_var_list ')' { $$ = $3; }
|
|
;
|
|
|
|
lexical_var_list:
|
|
lexical_var_list ',' lexical_var { $$ = $1.Append($3) }
|
|
| lexical_var { $$ = node.NewSimpleNode("ClosureUses").Append($1) }
|
|
;
|
|
|
|
lexical_var:
|
|
T_VARIABLE { $$ = node.NewSimpleNode("Variable").Attribute("value", $1.String()) }
|
|
| '&' T_VARIABLE { $$ = node.NewSimpleNode("Variable").Attribute("value", $2.String()).Attribute("ref", "true") }
|
|
;
|
|
|
|
function_call:
|
|
name argument_list { $$ = node.NewSimpleNode("FunctionCall").Append($1).Append($2) }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
|
|
{ $$ = node.NewSimpleNode("StaticCall").Append($1).Append($3).Append($4) }
|
|
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
|
|
{ $$ = node.NewSimpleNode("StaticCall").Append($1).Append($3).Append($4) }
|
|
| callable_expr argument_list { $$ = node.NewSimpleNode("Call").Append($1).Append($2); }
|
|
;
|
|
|
|
class_name:
|
|
T_STATIC { $$ = node.NewSimpleNode("Static") }
|
|
| name { $$ = $1; }
|
|
;
|
|
|
|
class_name_reference:
|
|
class_name { $$ = $1; }
|
|
| new_variable { $$ = $1; }
|
|
;
|
|
|
|
exit_expr:
|
|
/* empty */ { $$ = node.NewSimpleNode("") }
|
|
| '(' optional_expr ')' { $$ = $2; }
|
|
;
|
|
|
|
backticks_expr:
|
|
/* empty */ { $$ = []node.Node{} }
|
|
| T_ENCAPSED_AND_WHITESPACE { $$ = []node.Node{scalar.NewEncapsedStringPart($1)} }
|
|
| encaps_list { $$ = $1; }
|
|
;
|
|
|
|
ctor_arguments:
|
|
/* empty */ { $$ = node.NewSimpleNode("ArgumentList") }
|
|
| argument_list { $$ = $1; }
|
|
;
|
|
|
|
dereferencable_scalar:
|
|
T_ARRAY '(' array_pair_list ')' { $$ = $3; }
|
|
| '[' array_pair_list ']' { $$ = $2; }
|
|
| T_CONSTANT_ENCAPSED_STRING { $$ = scalar.NewString($1) }
|
|
;
|
|
|
|
scalar:
|
|
T_LNUMBER { $$ = scalar.NewLnumber($1) }
|
|
| T_DNUMBER { $$ = scalar.NewDnumber($1) }
|
|
| T_LINE { $$ = scalar.NewMagicConstant($1) }
|
|
| T_FILE { $$ = scalar.NewMagicConstant($1) }
|
|
| T_DIR { $$ = scalar.NewMagicConstant($1) }
|
|
| T_TRAIT_C { $$ = scalar.NewMagicConstant($1) }
|
|
| T_METHOD_C { $$ = scalar.NewMagicConstant($1) }
|
|
| T_FUNC_C { $$ = scalar.NewMagicConstant($1) }
|
|
| T_NS_C { $$ = scalar.NewMagicConstant($1) }
|
|
| T_CLASS_C { $$ = scalar.NewMagicConstant($1) }
|
|
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
|
|
{ $$ = scalar.NewString($2) /* TODO: mark as Heredoc*/ }
|
|
| T_START_HEREDOC T_END_HEREDOC
|
|
{ $$ = scalar.NewEncapsed($1, nil, $2) }
|
|
| '"' encaps_list '"' { $$ = scalar.NewEncapsed($1, $2, $3) }
|
|
| T_START_HEREDOC encaps_list T_END_HEREDOC { $$ = scalar.NewEncapsed($1, $2, $3) }
|
|
| dereferencable_scalar { $$ = $1; }
|
|
| constant { $$ = $1; }
|
|
;
|
|
|
|
constant:
|
|
name { $$ = node.NewSimpleNode("Const").Append($1) }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM identifier { $$ = node.NewSimpleNode("Const").Append($1).Attribute("value", $3.Value) }
|
|
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM identifier
|
|
{ $$ = node.NewSimpleNode("Const").Append($1).Attribute("value", $3.Value) }
|
|
;
|
|
|
|
expr:
|
|
variable { $$ = $1; }
|
|
| expr_without_variable { $$ = $1; }
|
|
;
|
|
|
|
optional_expr:
|
|
/* empty */ { $$ = node.NewSimpleNode("") }
|
|
| expr { $$ = $1; }
|
|
;
|
|
|
|
variable_class_name:
|
|
dereferencable { $$ = $1; }
|
|
;
|
|
|
|
dereferencable:
|
|
variable { $$ = $1; }
|
|
| '(' expr ')' { $$ = $2; }
|
|
| dereferencable_scalar { $$ = $1; }
|
|
;
|
|
|
|
callable_expr:
|
|
callable_variable { $$ = $1; }
|
|
| '(' expr ')' { $$ = $2; }
|
|
| dereferencable_scalar { $$ = $1; }
|
|
;
|
|
|
|
callable_variable:
|
|
simple_variable { $$ = $1; }
|
|
| dereferencable '[' optional_expr ']' { $$ = node.NewSimpleNode("Dim").Append($1).Append($3)}
|
|
| constant '[' optional_expr ']' { $$ = node.NewSimpleNode("Dim").Append($1).Append($3)}
|
|
| dereferencable '{' expr '}' { $$ = node.NewSimpleNode("Dim").Append($1).Append($3)}
|
|
| dereferencable T_OBJECT_OPERATOR property_name argument_list
|
|
{ $$ = node.NewSimpleNode("MethodCall").Append($1).Append($3).Append($4)}
|
|
| function_call { $$ = $1; }
|
|
;
|
|
|
|
variable:
|
|
callable_variable { $$ = $1; }
|
|
| static_member { $$ = $1; }
|
|
| dereferencable T_OBJECT_OPERATOR property_name { $$ = node.NewSimpleNode("Property").Append($1).Append($3) }
|
|
;
|
|
|
|
simple_variable:
|
|
T_VARIABLE { $$ = node.NewSimpleNode("Variable").Attribute("name", $1.String()); }
|
|
| '$' '{' expr '}' { $$ = node.NewSimpleNode("Variable").Append($3); }
|
|
| '$' simple_variable { $$ = node.NewSimpleNode("Variable").Append($2); }
|
|
;
|
|
|
|
static_member:
|
|
class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{ $$ = node.NewSimpleNode("StaticProp").Append($1).Append($3) }
|
|
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{ $$ = node.NewSimpleNode("StaticProp").Append($1).Append($3) }
|
|
;
|
|
|
|
new_variable:
|
|
simple_variable { $$ = $1 }
|
|
| new_variable '[' optional_expr ']' { $$ = node.NewSimpleNode("Dim").Append($1).Append($3) }
|
|
| new_variable '{' expr '}' { $$ = node.NewSimpleNode("Dim").Append($1).Append($3) }
|
|
| new_variable T_OBJECT_OPERATOR property_name { $$ = node.NewSimpleNode("Property").Append($1).Append($3) }
|
|
| class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{ $$ = node.NewSimpleNode("StaticProperty").Append($1).Append($3) }
|
|
| new_variable T_PAAMAYIM_NEKUDOTAYIM simple_variable
|
|
{ $$ = node.NewSimpleNode("StaticProperty").Append($1).Append($3) }
|
|
;
|
|
|
|
member_name:
|
|
identifier { $$ = node.NewSimpleNode("MemberName").Attribute("value", $1.Value); }
|
|
| '{' expr '}' { $$ = $2; }
|
|
| simple_variable { $$ = $1 }
|
|
;
|
|
|
|
property_name:
|
|
T_STRING { $$ = node.NewSimpleNode("PropertyName").Attribute("value", $1.String()) }
|
|
| '{' expr '}' { $$ = $2; }
|
|
| simple_variable { $$ = $1 }
|
|
;
|
|
|
|
array_pair_list:
|
|
non_empty_array_pair_list { /* TODO: allow single trailing comma */ $$ = $1 }
|
|
;
|
|
|
|
possible_array_pair:
|
|
/* empty */ { $$ = node.NewSimpleNode(""); }
|
|
| array_pair { $$ = $1; }
|
|
;
|
|
|
|
non_empty_array_pair_list:
|
|
non_empty_array_pair_list ',' possible_array_pair
|
|
{ $$ = $1.Append($3) }
|
|
| possible_array_pair { $$ = node.NewSimpleNode("ArrayPairList").Append($1) }
|
|
;
|
|
|
|
array_pair:
|
|
expr T_DOUBLE_ARROW expr { $$ = node.NewSimpleNode("ArrayElement").Append($1).Append($3) }
|
|
| expr { $$ = node.NewSimpleNode("ArrayElement").Append($1) }
|
|
| expr T_DOUBLE_ARROW '&' variable { $$ = node.NewSimpleNode("ArrayElement").Append($1).Append(node.NewSimpleNode("Ref").Append($4)) }
|
|
| '&' variable { $$ = node.NewSimpleNode("ArrayElement").Append(node.NewSimpleNode("Ref").Append($2)) }
|
|
| expr T_DOUBLE_ARROW T_LIST '(' array_pair_list ')'
|
|
{
|
|
$$ = node.NewSimpleNode("ArrayElement").
|
|
Append($1).
|
|
Append(node.NewSimpleNode("ArrayList").Append($5))
|
|
}
|
|
| T_LIST '(' array_pair_list ')'
|
|
{
|
|
$$ = node.NewSimpleNode("ArrayElement").
|
|
Append(node.NewSimpleNode("ArrayList").Append($3))
|
|
}
|
|
;
|
|
|
|
encaps_list:
|
|
encaps_list encaps_var { $$ = append($1, $2) }
|
|
| encaps_list T_ENCAPSED_AND_WHITESPACE { $$ = append($1, scalar.NewEncapsedStringPart($2)) }
|
|
| encaps_var { $$ = []node.Node{$1} }
|
|
| T_ENCAPSED_AND_WHITESPACE encaps_var { $$ = []node.Node{scalar.NewEncapsedStringPart($1), $2} }
|
|
;
|
|
|
|
encaps_var:
|
|
T_VARIABLE { $$ = node.NewSimpleNode("Variable").Attribute("value", $1.String()) }
|
|
| T_VARIABLE '[' encaps_var_offset ']' { $$ = node.NewSimpleNode("Variable").Attribute("value", $1.String()).Append(node.NewSimpleNode("offset").Append($3)) }
|
|
| T_VARIABLE T_OBJECT_OPERATOR T_STRING { $$ = node.NewSimpleNode("Variable").Attribute("value", $1.String()).Append(node.NewSimpleNode("property").Attribute("value", $3.String())) }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { $$ = node.NewSimpleNode("Variable").Append(node.NewSimpleNode("expr").Append($2)) }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '}' { $$ = node.NewSimpleNode("Variable").Attribute("value", $2.String()) }
|
|
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
|
|
{ $$ = node.NewSimpleNode("Variable").Attribute("value", $2.String()).Append(node.NewSimpleNode("offset").Append($4)) }
|
|
| T_CURLY_OPEN variable '}' { $$ = $2; }
|
|
;
|
|
encaps_var_offset:
|
|
T_STRING { $$ = node.NewSimpleNode("OffsetString").Attribute("value", $1.String()) }
|
|
| T_NUM_STRING { $$ = node.NewSimpleNode("OffsetNumString").Attribute("value", $1.String()) }
|
|
| '-' T_NUM_STRING { $$ = node.NewSimpleNode("OffsetNegateNumString").Attribute("value", $2.String()) }
|
|
| T_VARIABLE { $$ = node.NewSimpleNode("OffsetVariable").Attribute("value", $1.String()) }
|
|
;
|
|
|
|
internal_functions_in_yacc:
|
|
T_ISSET '(' isset_variables possible_comma ')' { $$ = $3; }
|
|
| T_EMPTY '(' expr ')' { $$ = node.NewSimpleNode("Empty").Append($3); }
|
|
| T_INCLUDE expr { $$ = node.NewSimpleNode("Include").Append($2); }
|
|
| T_INCLUDE_ONCE expr { $$ = node.NewSimpleNode("IncludeOnce").Append($2); }
|
|
| T_EVAL '(' expr ')' { $$ = node.NewSimpleNode("Eval").Append($3); }
|
|
| T_REQUIRE expr { $$ = node.NewSimpleNode("Require").Append($2); }
|
|
| T_REQUIRE_ONCE expr { $$ = node.NewSimpleNode("RequireOnce").Append($2); }
|
|
;
|
|
|
|
isset_variables:
|
|
isset_variable { $$ = $1; }
|
|
| isset_variables ',' isset_variable { $$ = node.NewSimpleNode("AndIsset").Append($1).Append($3); }
|
|
;
|
|
|
|
isset_variable:
|
|
expr { $$ = node.NewSimpleNode("Isset").Append($1) }
|
|
;
|
|
|
|
/////////////////////////////////////////////////////////////////////////
|
|
|
|
%% |