php5 syntax
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z7zmey
parent
af9a7e54ed
commit
39913bd6d1
@ -22,6 +22,11 @@ func (n *Variable) Attributes() map[string]interface{} {
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return nil
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}
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// SetVarName reset var name
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func (n *Variable) SetVarName(VarName node.Node) {
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n.VarName = VarName
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}
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// Walk traverses nodes
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// Walk is invoked recursively until v.EnterNode returns true
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func (n *Variable) Walk(v walker.Visitor) {
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@ -1,6 +1,7 @@
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package php5
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import (
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"github.com/z7zmey/php-parser/node/expr"
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"io"
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"github.com/z7zmey/php-parser/comment"
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@ -50,3 +51,8 @@ type boolWithToken struct {
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value bool
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token *token.Token
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}
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type simpleIndirectReference struct {
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all []*expr.Variable
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last *expr.Variable
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}
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4132
php5/php5.go
4132
php5/php5.go
File diff suppressed because it is too large
Load Diff
137
php5/php5.y
137
php5/php5.y
@ -2,6 +2,7 @@
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package php5
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import (
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// "fmt"
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// "strings"
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// "strconv"
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@ -25,6 +26,7 @@ import (
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list []node.Node
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// foreachVariable foreachVariable
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// nodesWithEndToken *nodesWithEndToken
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simpleIndirectReference simpleIndirectReference
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// str string
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}
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@ -193,8 +195,14 @@ import (
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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 <node> dim_offset expr expr_without_variable r_variable w_variable rw_variable variable base_variable_with_function_calls
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%type <node> base_variable array_function_dereference function_call inner_statement statement unticked_statement
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%type <node> inner_statement statement
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%type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations
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%type <list> inner_statement_list
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%type <simpleIndirectReference> simple_indirect_reference
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%%
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@ -228,7 +236,7 @@ namespace_name:
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;
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top_statement:
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statement { $$ = nil }
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statement { $$ = $1 }
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| function_declaration_statement { $$ = nil }
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| class_declaration_statement { $$ = nil }
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| T_HALT_COMPILER '(' ')' ';' { $$ = stmt.NewHaltCompiler() }
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@ -467,26 +475,26 @@ constant_declaration:
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;
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inner_statement_list:
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inner_statement_list { }
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| /* empty */
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inner_statement_list inner_statement { $$ = append($1, $2) }
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| /* empty */ { $$ = []node.Node{} }
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;
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inner_statement:
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statement
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| function_declaration_statement
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| class_declaration_statement
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statement { $$ = $1 }
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| function_declaration_statement { $$ = nil }
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| class_declaration_statement { }
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| T_HALT_COMPILER '(' ')' ';' { }
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;
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statement:
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unticked_statement { }
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unticked_statement { $$ = $1 }
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| T_STRING ':' { }
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;
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unticked_statement:
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'{' inner_statement_list '}'
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'{' inner_statement_list '}' { }
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| T_IF parenthesis_expr { } statement { } elseif_list else_single { }
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| T_IF parenthesis_expr ':' { } inner_statement_list { } new_elseif_list new_else_single T_ENDIF ';' { }
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| T_WHILE { } parenthesis_expr { } while_statement { }
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@ -509,25 +517,17 @@ unticked_statement:
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| T_RETURN expr_without_variable ';' { }
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| T_RETURN variable ';' { }
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| yield_expr ';' { }
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| T_GLOBAL global_var_list ';'
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| T_STATIC static_var_list ';'
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| T_ECHO echo_expr_list ';'
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| T_GLOBAL global_var_list ';' { }
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| T_STATIC static_var_list ';' { }
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| T_ECHO echo_expr_list ';' { }
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| T_INLINE_HTML { }
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| expr ';' { }
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| T_UNSET '(' unset_variables ')' ';'
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| T_FOREACH '(' variable T_AS
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{ }
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foreach_variable foreach_optional_arg ')' { }
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foreach_statement { }
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| T_FOREACH '(' expr_without_variable T_AS
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{ }
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foreach_variable foreach_optional_arg ')' { }
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foreach_statement { }
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| expr ';' { $$ = $1 }
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| T_UNSET '(' unset_variables ')' ';' { }
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| T_FOREACH '(' variable T_AS foreach_variable foreach_optional_arg ')' foreach_statement { }
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| T_FOREACH '(' expr_without_variable T_AS foreach_variable foreach_optional_arg ')' foreach_statement { }
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| T_DECLARE { } '(' declare_list ')' declare_statement { }
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| ';' /* empty statement */
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| T_TRY { } '{' inner_statement_list '}'
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catch_statement { }
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finally_statement { }
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| ';' /* empty statement */ { }
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| T_TRY '{' inner_statement_list '}' catch_statement finally_statement { }
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| T_THROW expr ';' { }
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| T_GOTO T_STRING ';' { }
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;
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@ -950,7 +950,7 @@ new_expr:
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;
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expr_without_variable:
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T_LIST '(' assignment_list ')' '=' expr { }
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T_LIST '(' assignment_list ')' '=' expr { $$ = nil }
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| variable '=' expr { }
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| variable '=' '&' variable { }
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| variable '=' '&' T_NEW class_name_reference { } ctor_arguments { }
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@ -1324,7 +1324,7 @@ non_empty_static_array_pair_list:
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;
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expr:
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r_variable { }
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r_variable { $$ = $1 }
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| expr_without_variable { }
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;
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@ -1335,23 +1335,32 @@ parenthesis_expr:
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r_variable:
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variable { }
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variable
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{
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$$ = $1
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}
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;
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w_variable:
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variable { }
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variable
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{
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$$ = $1
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}
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;
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rw_variable:
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variable { }
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variable
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{
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$$ = $1
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}
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;
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variable:
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base_variable_with_function_calls T_OBJECT_OPERATOR { }
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object_property { } method_or_not variable_properties
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base_variable_with_function_calls T_OBJECT_OPERATOR object_property method_or_not variable_properties
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{ }
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| base_variable_with_function_calls { }
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| base_variable_with_function_calls
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{ $$ = $1 }
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;
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variable_properties:
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@ -1400,26 +1409,44 @@ variable_class_name:
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array_function_dereference:
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array_function_dereference '[' dim_offset ']' { }
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| function_call { }
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'[' dim_offset ']' { }
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| function_call '[' dim_offset ']' { }
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;
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base_variable_with_function_calls:
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base_variable { }
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| array_function_dereference { }
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| function_call { }
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base_variable { $$ = $1 }
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| array_function_dereference { $$ = $1 }
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| function_call { $$ = $1 }
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;
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base_variable:
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reference_variable { }
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| simple_indirect_reference reference_variable { }
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reference_variable { $$ = $1 }
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| simple_indirect_reference reference_variable
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{
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$1.last.SetVarName($2)
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for _, n := range($1.all) {
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positions[n] = positionBuilder.NewNodesPosition(n, $2)
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}
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$$ = $1.all[0]
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}
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| static_member { }
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;
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reference_variable:
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reference_variable '[' dim_offset ']' { $$ = nil }
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| reference_variable '{' expr '}' { $$ = nil }
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reference_variable '[' dim_offset ']'
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{
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$$ = expr.NewArrayDimFetch($1, $3)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $4))
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comments.AddComments($$, comments[$1])
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}
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| reference_variable '{' expr '}'
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{
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$$ = expr.NewArrayDimFetch($1, $3)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $4))
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comments.AddComments($$, comments[$1])
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}
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| compound_variable { $$ = $1 }
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;
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@ -1442,8 +1469,8 @@ compound_variable:
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;
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dim_offset:
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/* empty */ { }
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| expr { }
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/* empty */ { $$ = nil }
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| expr { $$ = $1 }
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;
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@ -1464,8 +1491,26 @@ variable_name:
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;
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simple_indirect_reference:
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'$' { }
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| simple_indirect_reference '$' { }
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'$'
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{
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n := expr.NewVariable(nil)
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positions.AddPosition(n, positionBuilder.NewTokenPosition($1))
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comments.AddComments(n, $1.Comments())
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$$ = simpleIndirectReference{[]*expr.Variable{n}, n}
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}
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| simple_indirect_reference '$'
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{
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n := expr.NewVariable(nil)
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positions.AddPosition(n, positionBuilder.NewTokenPosition($2))
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comments.AddComments(n, $2.Comments())
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$1.last.SetVarName(n)
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$1.all = append($1.all, n)
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$1.last = n
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$$ = $1
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}
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;
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assignment_list:
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