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disallow interface { x, y() }

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R=ken
OCL=35042
CL=35044
This commit is contained in:
Russ Cox 2009-09-28 14:05:34 -07:00
parent 2e5a136e45
commit 7743ffead4
4 changed files with 21 additions and 18 deletions
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19
src/cmd/gc/go.y
View file

@ -54,7 +54,7 @@
%type <node> expr_or_type
%type <node> fndcl fnliteral
%type <node> for_body for_header for_stmt if_header if_stmt
%type <node> keyval labelname name
%type <node> interfacedcl keyval labelname name
%type <node> name_or_type non_expr_type
%type <node> new_name dcl_name oexpr typedclname
%type <node> onew_name
@ -67,7 +67,7 @@
%type <list> xdcl fnbody fnres switch_body loop_body dcl_name_list
%type <list> new_name_list expr_list keyval_list braced_keyval_list expr_or_type_list xdcl_list
%type <list> oexpr_list oexpr_or_type_list caseblock_list stmt_list oarg_type_list arg_type_list
%type <list> interfacedcl_list interfacedcl vardcl vardcl_list structdcl structdcl_list
%type <list> interfacedcl_list vardcl vardcl_list structdcl structdcl_list
%type <list> common_dcl constdcl constdcl1 constdcl_list typedcl_list
%type <node> convtype dotdotdot
@ -1226,9 +1226,12 @@ structdcl_list:
interfacedcl_list:
interfacedcl
{
$$ = list1($1);
}
| interfacedcl_list ';' interfacedcl
{
$$ = concat($1, $3);
$$ = list($1, $3);
}
structdcl:
@ -1284,17 +1287,13 @@ embed:
}
interfacedcl:
new_name_list indcl
new_name indcl
{
NodeList *l;
for(l=$1; l; l=l->next)
l->n = nod(ODCLFIELD, l->n, $2);
$$ = $1;
$$ = nod(ODCLFIELD, $1, $2);
}
| packname
{
$$ = list1(nod(ODCLFIELD, N, oldname($1)));
$$ = nod(ODCLFIELD, N, oldname($1));
}
indcl:

5
test/fixedbugs/bug121.go
View file

@ -9,7 +9,10 @@ package main
type T func()
type I interface {
f, g ();
f, g (); // ERROR "syntax|signature"
}
type J interface {
h T; // ERROR "syntax|signature"
}

12
test/ken/embed.go
View file

@ -10,12 +10,12 @@ package main
type
I interface
{
test1,
test2,
test3,
test4,
test5,
test6,
test1() int;
test2() int;
test3() int;
test4() int;
test5() int;
test6() int;
test7() int;
};

3
test/ken/interfun.go
View file

@ -18,7 +18,8 @@ type I1 interface
type I2 interface
{
g,f ()int;
g() int;
f() int;
}
func