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parse calls

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vadim 2017-11-30 20:07:45 +02:00
parent c081a983aa
commit ccacd37dee
2 changed files with 2299 additions and 2023 deletions
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4269
parser.go
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53
parser.y
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@ -294,6 +294,12 @@ func (n node) attribute(key string, value string) node {
%type <node> interface_extends_list
%type <node> extends_from
%type <node> implements_list
%type <node> argument_list
%type <node> non_empty_argument_list
%type <node> argument
%type <node> callable_expr
%type <node> function_call
%type <node> member_name
%%
@ -412,6 +418,9 @@ inner_statement:
statement { $$ = $1; }
| function_declaration_statement { $$ = $1; }
| class_declaration_statement { $$ = $1; }
| trait_declaration_statement { $$ = $1; }
| interface_declaration_statement { $$ = $1; }
| T_HALT_COMPILER '(' ')' ';' { $$ = Node("THaltCompiler") }
statement:
'{' inner_statement_list '}' { $$ = $2; }
@ -464,7 +473,7 @@ statement:
append($9);
}
| T_DECLARE '(' const_list ')' declare_statement { $$ = Node("Declare").append($3).append($5) }
| ';' /* empty statement */ { $$ = Node(""); }
| ';' /* empty statement */ { $$ = Node(""); }
| T_TRY '{' inner_statement_list '}' catch_list finally_statement
{
$$ = Node("Try").
@ -1060,6 +1069,12 @@ dereferencable:
| dereferencable_scalar { $$ = $1; }
;
callable_expr:
callable_variable { $$ = $1; }
| '(' expr ')' { $$ = $2; }
| dereferencable_scalar { $$ = $1; }
;
dereferencable_scalar:
T_ARRAY '(' array_pair_list ')' { $$ = $3; }
| '[' array_pair_list ']' { $$ = $2; }
@ -1078,6 +1093,40 @@ optional_expr:
callable_variable:
simple_variable { $$ = $1; }
| dereferencable '[' optional_expr ']' { $$ = Node("Dim").append($1).append($3)}
| constant '[' optional_expr ']' { $$ = Node("Dim").append($1).append($3)}
| dereferencable '{' expr '}' { $$ = Node("Dim").append($1).append($3)}
| dereferencable T_OBJECT_OPERATOR property_name argument_list
{ $$ = Node("MethodCall").append($1).append($3).append($4)}
| function_call { $$ = $1; }
;
function_call:
name argument_list { $$ = Node("FunctionCall").append($1).append($2) }
| class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
{ $$ = Node("StaticCall").append($1).append($3).append($4) }
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM member_name argument_list
{ $$ = Node("StaticCall").append($1).append($3).append($4) }
| callable_expr argument_list { $$ = Node("Call").append($1).append($2); }
;
member_name:
identifier { $$ = $1; }
| '{' expr '}' { $$ = $2; }
| simple_variable { $$ = $1 }
;
argument_list:
'(' ')' { $$ = Node("ArgumentList") }
| '(' non_empty_argument_list possible_comma ')' { $$ = $2; }
;
non_empty_argument_list:
argument { $$ = Node("ArgumentList").append($1) }
| non_empty_argument_list ',' argument { $$ = $1.append($3) }
;
argument:
expr { $$ = $1; }
| T_ELLIPSIS expr { $$ = Node("Unpack").append($2) }
;
variable:
@ -1110,7 +1159,7 @@ static_member:
%%
const src = `<?php
const A = 'foo', B = 'bar';
$a::test(null, $a);
`
func main() {