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parse variables

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vadim 2017-11-30 18:15:49 +02:00
parent 3bf37a6785
commit fe17700c90
2 changed files with 1234 additions and 1115 deletions
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2326
parser.go
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23
parser.y
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@ -279,6 +279,8 @@ func (n node) attribute(key string, value string) node {
%type <node> variable_class_name
%type <node> dereferencable
%type <node> dereferencable_scalar
%type <node> static_member
%type <node> property_name
%%
@ -970,7 +972,15 @@ callable_variable:
;
variable:
callable_variable { $$ = $1; }
callable_variable { $$ = $1; }
| static_member { $$ = $1; }
| dereferencable T_OBJECT_OPERATOR property_name { $$ = Node("Property").append($1).append($3) }
;
property_name:
T_STRING { $$ = Node("PropertyName").attribute("value", $1) }
| '{' expr '}' { $$ = $2; }
| simple_variable { $$ = $1 }
;
simple_variable:
@ -979,15 +989,20 @@ simple_variable:
| '$' simple_variable { $$ = Node("Variable").append($2); }
;
static_member:
class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
{ $$ = Node("StaticProp").append($1).append($3) }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM simple_variable
{ $$ = Node("StaticProp").append($1).append($3) }
;
/////////////////////////////////////////////////////////////////////////
%%
const src = `<?php
$a = +22 . $b;
$a = "str {${$a+$b}} str$b";
$a = $test->{$test->test};
`