php5 syntax

This commit is contained in:
z7zmey 2018-01-29 21:12:12 +02:00
parent af9a7e54ed
commit 39913bd6d1
4 changed files with 2293 additions and 1997 deletions

View File

@ -22,6 +22,11 @@ func (n *Variable) Attributes() map[string]interface{} {
return nil
}
// SetVarName reset var name
func (n *Variable) SetVarName(VarName node.Node) {
n.VarName = VarName
}
// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
func (n *Variable) Walk(v walker.Visitor) {

View File

@ -1,6 +1,7 @@
package php5
import (
"github.com/z7zmey/php-parser/node/expr"
"io"
"github.com/z7zmey/php-parser/comment"
@ -50,3 +51,8 @@ type boolWithToken struct {
value bool
token *token.Token
}
type simpleIndirectReference struct {
all []*expr.Variable
last *expr.Variable
}

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@ -2,6 +2,7 @@
package php5
import (
// "fmt"
// "strings"
// "strconv"
@ -25,6 +26,7 @@ import (
list []node.Node
// foreachVariable foreachVariable
// nodesWithEndToken *nodesWithEndToken
simpleIndirectReference simpleIndirectReference
// str string
}
@ -193,8 +195,14 @@ import (
%type <node> top_statement use_declaration use_function_declaration use_const_declaration common_scalar
%type <node> static_class_constant compound_variable reference_variable class_name variable_class_name
%type <node> dim_offset expr expr_without_variable r_variable w_variable rw_variable variable base_variable_with_function_calls
%type <node> base_variable array_function_dereference function_call inner_statement statement unticked_statement
%type <node> inner_statement statement
%type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations
%type <list> inner_statement_list
%type <simpleIndirectReference> simple_indirect_reference
%%
@ -228,7 +236,7 @@ namespace_name:
;
top_statement:
statement { $$ = nil }
statement { $$ = $1 }
| function_declaration_statement { $$ = nil }
| class_declaration_statement { $$ = nil }
| T_HALT_COMPILER '(' ')' ';' { $$ = stmt.NewHaltCompiler() }
@ -467,26 +475,26 @@ constant_declaration:
;
inner_statement_list:
inner_statement_list { }
| /* empty */
inner_statement_list inner_statement { $$ = append($1, $2) }
| /* empty */ { $$ = []node.Node{} }
;
inner_statement:
statement
| function_declaration_statement
| class_declaration_statement
| T_HALT_COMPILER '(' ')' ';' { }
statement { $$ = $1 }
| function_declaration_statement { $$ = nil }
| class_declaration_statement { }
| T_HALT_COMPILER '(' ')' ';' { }
;
statement:
unticked_statement { }
unticked_statement { $$ = $1 }
| T_STRING ':' { }
;
unticked_statement:
'{' inner_statement_list '}'
'{' 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 { }
@ -508,26 +516,18 @@ unticked_statement:
| 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 { }
| yield_expr ';' { }
| T_GLOBAL global_var_list ';' { }
| T_STATIC static_var_list ';' { }
| T_ECHO echo_expr_list ';' { }
| T_INLINE_HTML { }
| expr ';' { $$ = $1 }
| T_UNSET '(' unset_variables ')' ';' { }
| T_FOREACH '(' variable T_AS foreach_variable foreach_optional_arg ')' foreach_statement { }
| T_FOREACH '(' expr_without_variable T_AS foreach_variable foreach_optional_arg ')' foreach_statement { }
| T_DECLARE { } '(' declare_list ')' declare_statement { }
| ';' /* empty statement */
| T_TRY { } '{' inner_statement_list '}'
catch_statement { }
finally_statement { }
| ';' /* empty statement */ { }
| T_TRY '{' inner_statement_list '}' catch_statement finally_statement { }
| T_THROW expr ';' { }
| T_GOTO T_STRING ';' { }
;
@ -950,7 +950,7 @@ new_expr:
;
expr_without_variable:
T_LIST '(' assignment_list ')' '=' expr { }
T_LIST '(' assignment_list ')' '=' expr { $$ = nil }
| variable '=' expr { }
| variable '=' '&' variable { }
| variable '=' '&' T_NEW class_name_reference { } ctor_arguments { }
@ -1324,7 +1324,7 @@ non_empty_static_array_pair_list:
;
expr:
r_variable { }
r_variable { $$ = $1 }
| expr_without_variable { }
;
@ -1335,23 +1335,32 @@ parenthesis_expr:
r_variable:
variable { }
variable
{
$$ = $1
}
;
w_variable:
variable { }
variable
{
$$ = $1
}
;
rw_variable:
variable { }
variable
{
$$ = $1
}
;
variable:
base_variable_with_function_calls T_OBJECT_OPERATOR { }
object_property { } method_or_not variable_properties
base_variable_with_function_calls T_OBJECT_OPERATOR object_property method_or_not variable_properties
{ }
| base_variable_with_function_calls { }
| base_variable_with_function_calls
{ $$ = $1 }
;
variable_properties:
@ -1399,27 +1408,45 @@ variable_class_name:
;
array_function_dereference:
array_function_dereference '[' dim_offset ']' { }
| function_call { }
'[' dim_offset ']' { }
array_function_dereference '[' dim_offset ']' { }
| function_call '[' dim_offset ']' { }
;
base_variable_with_function_calls:
base_variable { }
| array_function_dereference { }
| function_call { }
base_variable { $$ = $1 }
| array_function_dereference { $$ = $1 }
| function_call { $$ = $1 }
;
base_variable:
reference_variable { }
| simple_indirect_reference reference_variable { }
| static_member { }
reference_variable { $$ = $1 }
| simple_indirect_reference reference_variable
{
$1.last.SetVarName($2)
for _, n := range($1.all) {
positions[n] = positionBuilder.NewNodesPosition(n, $2)
}
$$ = $1.all[0]
}
| static_member { }
;
reference_variable:
reference_variable '[' dim_offset ']' { $$ = nil }
| reference_variable '{' expr '}' { $$ = nil }
reference_variable '[' dim_offset ']'
{
$$ = expr.NewArrayDimFetch($1, $3)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $4))
comments.AddComments($$, comments[$1])
}
| reference_variable '{' expr '}'
{
$$ = expr.NewArrayDimFetch($1, $3)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $4))
comments.AddComments($$, comments[$1])
}
| compound_variable { $$ = $1 }
;
@ -1442,8 +1469,8 @@ compound_variable:
;
dim_offset:
/* empty */ { }
| expr { }
/* empty */ { $$ = nil }
| expr { $$ = $1 }
;
@ -1464,8 +1491,26 @@ variable_name:
;
simple_indirect_reference:
'$' { }
| simple_indirect_reference '$' { }
'$'
{
n := expr.NewVariable(nil)
positions.AddPosition(n, positionBuilder.NewTokenPosition($1))
comments.AddComments(n, $1.Comments())
$$ = simpleIndirectReference{[]*expr.Variable{n}, n}
}
| simple_indirect_reference '$'
{
n := expr.NewVariable(nil)
positions.AddPosition(n, positionBuilder.NewTokenPosition($2))
comments.AddComments(n, $2.Comments())
$1.last.SetVarName(n)
$1.all = append($1.all, n)
$1.last = n
$$ = $1
}
;
assignment_list: