maride/php-parser
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parse use statements

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vadim 2017-11-30 19:04:52 +02:00
parent a586cb06e2
commit e0ff4b7e57
2 changed files with 2386 additions and 2188 deletions
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4496
parser.go
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78
parser.y
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@ -199,7 +199,6 @@ func (n node) attribute(key string, value string) node {
%type <node> identifier
%type <node> top_statement
%type <node> namespace_name
%type <node> namespace_name_parts
%type <node> name
%type <node> top_statement_list
%type <node> statement
@ -281,6 +280,15 @@ func (n node) attribute(key string, value string) node {
%type <node> dereferencable_scalar
%type <node> static_member
%type <node> property_name
%type <node> use_type
%type <node> group_use_declaration
%type <node> mixed_group_use_declaration
%type <node> inline_use_declarations
%type <node> unprefixed_use_declarations
%type <node> use_declarations
%type <node> inline_use_declaration
%type <node> unprefixed_use_declaration
%type <node> use_declaration
%%
@ -310,13 +318,9 @@ identifier:
| semi_reserved { $$ = Node("identifier").attribute("value", $1) }
;
namespace_name_parts:
T_STRING { $$ = Node("NamespaceParts").append(Node($1)) }
| namespace_name_parts T_NS_SEPARATOR T_STRING { $$ = $1.append(Node($3)) }
;
namespace_name:
namespace_name_parts { $$ = $1; }
T_STRING { $$ = Node("NamespaceParts").append(Node($1)); }
| namespace_name T_NS_SEPARATOR T_STRING { $$ = $1.append(Node($3)); }
;
name:
@ -341,6 +345,56 @@ top_statement:
| T_NAMESPACE namespace_name '{' top_statement_list '}'
{ $$ = Node("Namespace").append($2).append($4) }
| T_NAMESPACE '{' top_statement_list '}' { $$ = Node("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) }
;
use_type:
T_FUNCTION { $$ = Node("FuncUseType"); }
| T_CONST { $$ = Node("ConstUseType"); }
;
group_use_declaration:
namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
{ $$ = Node("GroupUse").append($1).append($4) }
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' unprefixed_use_declarations possible_comma '}'
{ $$ = Node("GroupUse").append($2).append($5) }
;
mixed_group_use_declaration:
namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
{ $$ = Node("MixedGroupUse").append($1).append($4); }
| T_NS_SEPARATOR namespace_name T_NS_SEPARATOR '{' inline_use_declarations possible_comma '}'
{ $$ = Node("MixedGroupUse").append($2).append($5); }
;
inline_use_declarations:
inline_use_declarations ',' inline_use_declaration
{ $$ = $1.append($3) }
| inline_use_declaration { $$ = Node("UseList").append($1) }
;
unprefixed_use_declarations:
unprefixed_use_declarations ',' unprefixed_use_declaration
{ $$ = $1.append($3) }
| unprefixed_use_declaration { $$ = Node("UseList").append($1) }
;
use_declarations:
use_declarations ',' use_declaration { $$ = $1.append($3) }
| use_declaration { $$ = Node("UseList").append($1) }
;
inline_use_declaration:
unprefixed_use_declaration { $$ = $1; }
| use_type unprefixed_use_declaration { $$ = $2.append($1) }
;
unprefixed_use_declaration:
namespace_name { $$ = Node("UseElem").append($1); }
| namespace_name T_AS T_STRING { $$ = Node("UseElem").append($1).append(Node("as").attribute("value", $3)); }
;
use_declaration:
unprefixed_use_declaration { $$ = $1; }
| T_NS_SEPARATOR unprefixed_use_declaration { $$ = $2; }
;
inner_statement_list:
@ -1007,14 +1061,8 @@ static_member:
%%
const src = `<?php
namespace test {
$a = [
'test' => [
'a' => 'b',
]
];
}
use A, B as C;
use \D\{function E, F};
`
func main() {