mirror of
https://github.com/golang/go
synced 2024-11-26 02:57:57 -07:00
gofmt-ify reflect
- the single line structs can be fixed in another round R=rsc http://go/go-review/1016052
This commit is contained in:
Robert Griesemer
parent
666afa1c02
commit
77334b988c
@ -13,15 +13,20 @@ import (
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)
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type integer int
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type T struct { a int; b float64; c string; d *int }
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type T struct {
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a int;
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b float64;
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c string;
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d *int;
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}
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type pair struct {
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i interface{};
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s string;
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i interface{};
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s string;
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}
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func isDigit(c uint8) bool {
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return '0' <= c && c <= '9'
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return '0' <= c && c <= '9';
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}
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func assert(t *testing.T, s, want string) {
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@ -34,65 +39,180 @@ func typestring(i interface{}) string {
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return Typeof(i).String();
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}
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var typeTests = []pair {
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pair { struct { x int }{}, "int" },
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pair { struct { x int8 }{}, "int8" },
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pair { struct { x int16 }{}, "int16" },
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pair { struct { x int32 }{}, "int32" },
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pair { struct { x int64 }{}, "int64" },
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pair { struct { x uint }{}, "uint" },
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pair { struct { x uint8 }{}, "uint8" },
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pair { struct { x uint16 }{}, "uint16" },
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pair { struct { x uint32 }{}, "uint32" },
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pair { struct { x uint64 }{}, "uint64" },
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pair { struct { x float }{}, "float" },
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pair { struct { x float32 }{}, "float32" },
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pair { struct { x float64 }{}, "float64" },
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pair { struct { x int8 }{}, "int8" },
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pair { struct { x (**int8) }{}, "**int8" },
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pair { struct { x (**integer) }{}, "**reflect_test.integer" },
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pair { struct { x ([32]int32) }{}, "[32]int32" },
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pair { struct { x ([]int8) }{}, "[]int8" },
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pair { struct { x (map[string]int32) }{}, "map[string] int32" },
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pair { struct { x (chan<-string) }{}, "chan<- string" },
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pair { struct { x struct {c chan *int32; d float32} }{}, "struct { c chan *int32; d float32 }" },
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pair { struct { x (func(a int8, b int32)) }{}, "func(int8, int32)" },
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pair { struct { x struct {c func(chan *integer, *int8)} }{}, "struct { c func(chan *reflect_test.integer, *int8) }" },
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pair { struct { x struct {a int8; b int32} }{}, "struct { a int8; b int32 }" },
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pair { struct { x struct {a int8; b int8; c int32} }{}, "struct { a int8; b int8; c int32 }" },
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pair { struct { x struct {a int8; b int8; c int8; d int32} }{}, "struct { a int8; b int8; c int8; d int32 }" },
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pair { struct { x struct {a int8; b int8; c int8; d int8; e int32} }{}, "struct { a int8; b int8; c int8; d int8; e int32 }" },
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pair { struct { x struct {a int8; b int8; c int8; d int8; e int8; f int32} }{}, "struct { a int8; b int8; c int8; d int8; e int8; f int32 }" },
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pair { struct { x struct {a int8 "hi there"; } }{}, `struct { a int8 "hi there" }` },
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pair { struct { x struct {a int8 "hi \x00there\t\n\"\\"; } }{}, `struct { a int8 "hi \x00there\t\n\"\\" }` },
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pair { struct { x struct {f func(args ...)} }{}, "struct { f func(...) }" },
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pair { struct { x (interface { a(func(func(int)(int))(func(func(int))(int))); b() }) }{}, "interface { a (func(func(int) (int)) (func(func(int)) (int))); b () }" },
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var typeTests = []pair{
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pair{struct {
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x int;
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}{}, "int"},
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pair{struct {
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x int8;
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}{}, "int8"},
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pair{struct {
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x int16;
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}{}, "int16"},
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pair{struct {
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x int32;
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}{}, "int32"},
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pair{struct {
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x int64;
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}{}, "int64"},
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pair{struct {
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x uint;
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}{}, "uint"},
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pair{struct {
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x uint8;
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}{}, "uint8"},
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pair{struct {
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x uint16;
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}{}, "uint16"},
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pair{struct {
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x uint32;
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}{}, "uint32"},
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pair{struct {
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x uint64;
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}{}, "uint64"},
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pair{struct {
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x float;
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}{}, "float"},
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pair{struct {
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x float32;
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}{}, "float32"},
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pair{struct {
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x float64;
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}{}, "float64"},
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pair{struct {
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x int8;
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}{}, "int8"},
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pair{struct {
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x (**int8);
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}{}, "**int8"},
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pair{struct {
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x (**integer);
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}{}, "**reflect_test.integer"},
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pair{struct {
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x ([32]int32);
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}{}, "[32]int32"},
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pair{struct {
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x ([]int8);
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}{}, "[]int8"},
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pair{struct {
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x (map[string]int32);
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}{}, "map[string] int32"},
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pair{struct {
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x (chan<- string);
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}{}, "chan<- string"},
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pair{struct {
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x struct {
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c chan *int32;
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d float32;
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};
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}{}, "struct { c chan *int32; d float32 }"},
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pair{struct {
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x (func(a int8, b int32));
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}{}, "func(int8, int32)"},
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pair{struct {
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x struct {
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c func(chan *integer, *int8);
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};
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}{}, "struct { c func(chan *reflect_test.integer, *int8) }"},
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pair{struct {
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x struct {
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a int8;
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b int32;
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};
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}{}, "struct { a int8; b int32 }"},
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pair{struct {
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x struct {
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a int8;
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b int8;
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c int32;
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};
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}{}, "struct { a int8; b int8; c int32 }"},
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pair{struct {
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x struct {
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a int8;
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b int8;
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c int8;
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d int32;
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};
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}{}, "struct { a int8; b int8; c int8; d int32 }"},
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pair{struct {
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x struct {
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a int8;
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b int8;
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c int8;
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d int8;
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e int32;
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};
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}{}, "struct { a int8; b int8; c int8; d int8; e int32 }"},
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pair{struct {
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x struct {
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a int8;
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b int8;
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c int8;
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d int8;
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e int8;
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f int32;
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};
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}{}, "struct { a int8; b int8; c int8; d int8; e int8; f int32 }"},
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pair{struct {
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x struct {
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a int8 "hi there";
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};
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}{}, `struct { a int8 "hi there" }`},
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pair{struct {
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x struct {
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a int8 "hi \x00there\t\n\"\\";
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};
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}{}, `struct { a int8 "hi \x00there\t\n\"\\" }`},
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pair{struct {
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x struct {
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f func(args ...);
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};
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}{}, "struct { f func(...) }"},
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pair{struct {
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x (interface {
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a(func(func(int) int) (func(func(int)) int));
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b();
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});
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}{}, "interface { a (func(func(int) (int)) (func(func(int)) (int))); b () }"},
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}
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var valueTests = []pair {
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pair { (int8)(0), "8" },
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pair { (int16)(0), "16" },
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pair { (int32)(0), "32" },
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pair { (int64)(0), "64" },
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pair { (uint8)(0), "8" },
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pair { (uint16)(0), "16" },
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pair { (uint32)(0), "32" },
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pair { (uint64)(0), "64" },
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pair { (float32)(0), "32.1" },
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pair { (float64)(0), "64.2" },
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pair { (string)(""), "stringy cheese" },
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pair { (bool)(false), "true" },
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pair { (*int8)(nil), "*int8(0)" },
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pair { (**int8)(nil), "**int8(0)" },
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pair { ([5]int32){}, "[5]int32{0, 0, 0, 0, 0}" },
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pair { (**integer)(nil), "**reflect_test.integer(0)" },
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pair { (map[string]int32)(nil), "map[string] int32{<can't iterate on maps>}" },
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pair { (chan<-string)(nil), "chan<- string" },
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pair { (struct {c chan *int32; d float32}){}, "struct { c chan *int32; d float32 }{chan *int32, 0}" },
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pair { (func(a int8, b int32))(nil), "func(int8, int32)(0)" },
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pair { (struct {c func(chan *integer, *int8)}){}, "struct { c func(chan *reflect_test.integer, *int8) }{func(chan *reflect_test.integer, *int8)(0)}" },
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pair { (struct {a int8; b int32}){}, "struct { a int8; b int32 }{0, 0}" },
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pair { (struct {a int8; b int8; c int32}){}, "struct { a int8; b int8; c int32 }{0, 0, 0}" },
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var valueTests = []pair{
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pair{(int8)(0), "8"},
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pair{(int16)(0), "16"},
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pair{(int32)(0), "32"},
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pair{(int64)(0), "64"},
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pair{(uint8)(0), "8"},
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pair{(uint16)(0), "16"},
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pair{(uint32)(0), "32"},
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pair{(uint64)(0), "64"},
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pair{(float32)(0), "32.1"},
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pair{(float64)(0), "64.2"},
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pair{(string)(""), "stringy cheese"},
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pair{(bool)(false), "true"},
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pair{(*int8)(nil), "*int8(0)"},
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pair{(**int8)(nil), "**int8(0)"},
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pair{([5]int32){}, "[5]int32{0, 0, 0, 0, 0}"},
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pair{(**integer)(nil), "**reflect_test.integer(0)"},
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pair{(map[string]int32)(nil), "map[string] int32{<can't iterate on maps>}"},
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pair{(chan<- string)(nil), "chan<- string"},
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pair{(struct {
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c chan *int32;
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d float32;
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}){}, "struct { c chan *int32; d float32 }{chan *int32, 0}"},
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pair{(func(a int8, b int32))(nil), "func(int8, int32)(0)"},
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pair{(struct {
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c func(chan *integer, *int8);
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}){}, "struct { c func(chan *reflect_test.integer, *int8) }{func(chan *reflect_test.integer, *int8)(0)}"},
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pair{(struct {
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a int8;
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b int32;
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}){}, "struct { a int8; b int32 }{0, 0}"},
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pair{(struct {
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a int8;
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b int8;
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c int32;
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}){}, "struct { a int8; b int8; c int32 }{0, 0, 0}"},
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}
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func testType(t *testing.T, i int, typ Type, want string) {
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@ -192,19 +312,19 @@ func TestSetValue(t *testing.T) {
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}
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}
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var _i = 7;
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var _i = 7
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var valueToStringTests = []pair {
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pair { 123, "123" },
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pair { 123.4, "123.4" },
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pair { byte(123), "123" },
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pair { "abc", "abc" },
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pair { T{123, 456.75, "hello", &_i}, "reflect_test.T{123, 456.75, hello, *int(&7)}" },
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pair { new(chan *T), "*chan *reflect_test.T(&chan *reflect_test.T)" },
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pair { [10]int{1,2,3,4,5,6,7,8,9,10}, "[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}" },
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pair { &[10]int{1,2,3,4,5,6,7,8,9,10}, "*[10]int(&[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})" },
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pair { []int{1,2,3,4,5,6,7,8,9,10}, "[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}" },
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pair { &[]int{1,2,3,4,5,6,7,8,9,10}, "*[]int(&[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})" }
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var valueToStringTests = []pair{
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pair{123, "123"},
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pair{123.4, "123.4"},
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pair{byte(123), "123"},
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pair{"abc", "abc"},
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pair{T{123, 456.75, "hello", &_i}, "reflect_test.T{123, 456.75, hello, *int(&7)}"},
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pair{new(chan *T), "*chan *reflect_test.T(&chan *reflect_test.T)"},
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pair{[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, "[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}"},
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pair{&[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, "*[10]int(&[10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})"},
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pair{[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, "[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}"},
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pair{&[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, "*[]int(&[]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})"},
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}
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func TestValueToString(t *testing.T) {
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@ -217,7 +337,7 @@ func TestValueToString(t *testing.T) {
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}
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func TestArrayElemSet(t *testing.T) {
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v := NewValue([10]int{1,2,3,4,5,6,7,8,9,10});
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v := NewValue([10]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10});
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v.(*ArrayValue).Elem(4).(*IntValue).Set(123);
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s := valueToString(v);
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const want = "[10]int{1, 2, 3, 4, 123, 6, 7, 8, 9, 10}";
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@ -225,7 +345,7 @@ func TestArrayElemSet(t *testing.T) {
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t.Errorf("[10]int: have %#q want %#q", s, want);
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}
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v = NewValue([]int{1,2,3,4,5,6,7,8,9,10});
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v = NewValue([]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10});
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v.(*SliceValue).Elem(4).(*IntValue).Set(123);
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s = valueToString(v);
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const want1 = "[]int{1, 2, 3, 4, 123, 6, 7, 8, 9, 10}";
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@ -249,7 +369,10 @@ func TestAll(t *testing.T) { // TODO(r): wrap up better
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testType(t, 1, Typeof((int8)(0)), "int8");
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testType(t, 2, Typeof((*int8)(nil)).(*PtrType).Elem(), "int8");
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typ := Typeof((*struct{c chan *int32; d float32})(nil));
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typ := Typeof((*struct {
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c chan *int32;
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d float32;
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})(nil));
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testType(t, 3, typ, "*struct { c chan *int32; d float32 }");
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etyp := typ.(*PtrType).Elem();
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testType(t, 4, etyp, "struct { c chan *int32; d float32 }");
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@ -278,17 +401,21 @@ func TestAll(t *testing.T) { // TODO(r): wrap up better
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testType(t, 10, mtyp.Key(), "string");
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testType(t, 11, mtyp.Elem(), "*int32");
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typ = Typeof((chan<-string)(nil));
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typ = Typeof((chan<- string)(nil));
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testType(t, 12, typ, "chan<- string");
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testType(t, 13, typ.(*ChanType).Elem(), "string");
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// make sure tag strings are not part of element type
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typ = Typeof(struct{d []uint32 "TAG"}{}).(*StructType).Field(0).Type;
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typ = Typeof(struct {
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d []uint32 "TAG";
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}{}).(*StructType).Field(0).Type;
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testType(t, 14, typ, "[]uint32");
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}
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func TestInterfaceGet(t *testing.T) {
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var inter struct { e interface{ } };
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var inter struct {
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e interface{};
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}
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inter.e = 123.456;
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v1 := NewValue(&inter);
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v2 := v1.(*PtrValue).Elem().(*StructValue).Field(0);
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@ -299,7 +426,9 @@ func TestInterfaceGet(t *testing.T) {
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}
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func TestInterfaceValue(t *testing.T) {
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var inter struct { e interface{ } };
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var inter struct {
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e interface{};
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}
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inter.e = 123.456;
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v1 := NewValue(&inter);
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v2 := v1.(*PtrValue).Elem().(*StructValue).Field(0);
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@ -322,9 +451,9 @@ func TestFunctionValue(t *testing.T) {
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}
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func TestCopyArray(t *testing.T) {
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a := []int{ 1, 2, 3, 4, 10, 9, 8, 7 };
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b := []int{ 11, 22, 33, 44, 1010, 99, 88, 77, 66, 55, 44 };
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c := []int{ 11, 22, 33, 44, 1010, 99, 88, 77, 66, 55, 44 };
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a := []int{1, 2, 3, 4, 10, 9, 8, 7};
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b := []int{11, 22, 33, 44, 1010, 99, 88, 77, 66, 55, 44};
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c := []int{11, 22, 33, 44, 1010, 99, 88, 77, 66, 55, 44};
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va := NewValue(&a);
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vb := NewValue(&b);
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for i := 0; i < len(b); i++ {
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@ -361,17 +490,22 @@ func TestCopyArray(t *testing.T) {
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}
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func TestBigUnnamedStruct(t *testing.T) {
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b := struct{a,b,c,d int64}{1, 2, 3, 4};
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b := struct {
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a, b, c, d int64;
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}{1, 2, 3, 4};
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v := NewValue(b);
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b1 := v.Interface().(struct{a,b,c,d int64});
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b1 := v.Interface().(struct {
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a, b, c, d int64;
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});
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if b1.a != b.a || b1.b != b.b || b1.c != b.c || b1.d != b.d {
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t.Errorf("NewValue(%v).Interface().(*Big) = %v", b, b1);
|
||||
}
|
||||
}
|
||||
|
||||
type big struct {
|
||||
a, b, c, d, e int64
|
||||
a, b, c, d, e int64;
|
||||
}
|
||||
|
||||
func TestBigStruct(t *testing.T) {
|
||||
b := big{1, 2, 3, 4, 5};
|
||||
v := NewValue(b);
|
||||
@ -382,55 +516,55 @@ func TestBigStruct(t *testing.T) {
|
||||
}
|
||||
|
||||
type Basic struct {
|
||||
x int;
|
||||
y float32
|
||||
x int;
|
||||
y float32;
|
||||
}
|
||||
|
||||
type NotBasic Basic
|
||||
|
||||
type DeepEqualTest struct {
|
||||
a, b interface{};
|
||||
eq bool;
|
||||
a, b interface{};
|
||||
eq bool;
|
||||
}
|
||||
|
||||
var deepEqualTests = []DeepEqualTest {
|
||||
var deepEqualTests = []DeepEqualTest{
|
||||
// Equalities
|
||||
DeepEqualTest{ 1, 1, true },
|
||||
DeepEqualTest{ int32(1), int32(1), true },
|
||||
DeepEqualTest{ 0.5, 0.5, true },
|
||||
DeepEqualTest{ float32(0.5), float32(0.5), true },
|
||||
DeepEqualTest{ "hello", "hello", true },
|
||||
DeepEqualTest{ make([]int, 10), make([]int, 10), true },
|
||||
DeepEqualTest{ &[3]int{ 1, 2, 3 }, &[3]int{ 1, 2, 3 }, true },
|
||||
DeepEqualTest{ Basic{ 1, 0.5 }, Basic{ 1, 0.5 }, true },
|
||||
DeepEqualTest{ os.Error(nil), os.Error(nil), true },
|
||||
DeepEqualTest{ map[int]string{ 1:"one", 2:"two" }, map[int]string{ 2:"two", 1:"one" }, true },
|
||||
DeepEqualTest{1, 1, true},
|
||||
DeepEqualTest{int32(1), int32(1), true},
|
||||
DeepEqualTest{0.5, 0.5, true},
|
||||
DeepEqualTest{float32(0.5), float32(0.5), true},
|
||||
DeepEqualTest{"hello", "hello", true},
|
||||
DeepEqualTest{make([]int, 10), make([]int, 10), true},
|
||||
DeepEqualTest{&[3]int{1, 2, 3}, &[3]int{1, 2, 3}, true},
|
||||
DeepEqualTest{Basic{1, 0.5}, Basic{1, 0.5}, true},
|
||||
DeepEqualTest{os.Error(nil), os.Error(nil), true},
|
||||
DeepEqualTest{map[int]string{1: "one", 2: "two"}, map[int]string{2: "two", 1: "one"}, true},
|
||||
|
||||
// Inequalities
|
||||
DeepEqualTest{ 1, 2, false },
|
||||
DeepEqualTest{ int32(1), int32(2), false },
|
||||
DeepEqualTest{ 0.5, 0.6, false },
|
||||
DeepEqualTest{ float32(0.5), float32(0.6), false },
|
||||
DeepEqualTest{ "hello", "hey", false },
|
||||
DeepEqualTest{ make([]int, 10), make([]int, 11), false },
|
||||
DeepEqualTest{ &[3]int{ 1, 2, 3 }, &[3]int{ 1, 2, 4 }, false },
|
||||
DeepEqualTest{ Basic{ 1, 0.5 }, Basic{ 1, 0.6 }, false },
|
||||
DeepEqualTest{ Basic{ 1, 0 }, Basic{ 2, 0 }, false },
|
||||
DeepEqualTest{ map[int]string{ 1:"one", 3:"two" }, map[int]string{ 2:"two", 1:"one" }, false },
|
||||
DeepEqualTest{ map[int]string{ 1:"one", 2:"txo" }, map[int]string{ 2:"two", 1:"one" }, false },
|
||||
DeepEqualTest{ map[int]string{ 1:"one", }, map[int]string{ 2:"two", 1:"one" }, false },
|
||||
DeepEqualTest{ map[int]string{ 2:"two", 1:"one" }, map[int]string{ 1:"one", }, false },
|
||||
DeepEqualTest{ nil, 1, false },
|
||||
DeepEqualTest{ 1, nil, false },
|
||||
DeepEqualTest{1, 2, false},
|
||||
DeepEqualTest{int32(1), int32(2), false},
|
||||
DeepEqualTest{0.5, 0.6, false},
|
||||
DeepEqualTest{float32(0.5), float32(0.6), false},
|
||||
DeepEqualTest{"hello", "hey", false},
|
||||
DeepEqualTest{make([]int, 10), make([]int, 11), false},
|
||||
DeepEqualTest{&[3]int{1, 2, 3}, &[3]int{1, 2, 4}, false},
|
||||
DeepEqualTest{Basic{1, 0.5}, Basic{1, 0.6}, false},
|
||||
DeepEqualTest{Basic{1, 0}, Basic{2, 0}, false},
|
||||
DeepEqualTest{map[int]string{1: "one", 3: "two"}, map[int]string{2: "two", 1: "one"}, false},
|
||||
DeepEqualTest{map[int]string{1: "one", 2: "txo"}, map[int]string{2: "two", 1: "one"}, false},
|
||||
DeepEqualTest{map[int]string{1: "one"}, map[int]string{2: "two", 1: "one"}, false},
|
||||
DeepEqualTest{map[int]string{2: "two", 1: "one"}, map[int]string{1: "one"}, false},
|
||||
DeepEqualTest{nil, 1, false},
|
||||
DeepEqualTest{1, nil, false},
|
||||
|
||||
// Mismatched types
|
||||
DeepEqualTest{ 1, 1.0, false },
|
||||
DeepEqualTest{ int32(1), int64(1), false },
|
||||
DeepEqualTest{ 0.5, "hello", false },
|
||||
DeepEqualTest{ []int{ 1, 2, 3 }, [3]int{ 1, 2, 3 }, false },
|
||||
DeepEqualTest{ &[3]interface{} { 1, 2, 4 }, &[3]interface{} { 1, 2, "s" }, false },
|
||||
DeepEqualTest{ Basic{ 1, 0.5 }, NotBasic{ 1, 0.5 }, false },
|
||||
DeepEqualTest{ map[uint]string{ 1:"one", 2:"two" }, map[int]string{ 2:"two", 1:"one" }, false },
|
||||
DeepEqualTest{1, 1.0, false},
|
||||
DeepEqualTest{int32(1), int64(1), false},
|
||||
DeepEqualTest{0.5, "hello", false},
|
||||
DeepEqualTest{[]int{1, 2, 3}, [3]int{1, 2, 3}, false},
|
||||
DeepEqualTest{&[3]interface{}{1, 2, 4}, &[3]interface{}{1, 2, "s"}, false},
|
||||
DeepEqualTest{Basic{1, 0.5}, NotBasic{1, 0.5}, false},
|
||||
DeepEqualTest{map[uint]string{1: "one", 2: "two"}, map[int]string{2: "two", 1: "one"}, false},
|
||||
}
|
||||
|
||||
func TestDeepEqual(t *testing.T) {
|
||||
@ -455,24 +589,24 @@ func TestTypeof(t *testing.T) {
|
||||
}
|
||||
|
||||
type Recursive struct {
|
||||
x int;
|
||||
r *Recursive
|
||||
x int;
|
||||
r *Recursive;
|
||||
}
|
||||
|
||||
func TestDeepEqualRecursiveStruct(t *testing.T) {
|
||||
a, b := new(Recursive), new(Recursive);
|
||||
*a = Recursive{ 12, a };
|
||||
*b = Recursive{ 12, b };
|
||||
*a = Recursive{12, a};
|
||||
*b = Recursive{12, b};
|
||||
if !DeepEqual(a, b) {
|
||||
t.Error("DeepEqual(recursive same) = false, want true");
|
||||
}
|
||||
}
|
||||
|
||||
type Complex struct {
|
||||
a int;
|
||||
b [3]*Complex;
|
||||
c *string;
|
||||
d map[float]float
|
||||
a int;
|
||||
b [3]*Complex;
|
||||
c *string;
|
||||
d map[float]float;
|
||||
}
|
||||
|
||||
func TestDeepEqualComplexStruct(t *testing.T) {
|
||||
@ -488,7 +622,7 @@ func TestDeepEqualComplexStruct(t *testing.T) {
|
||||
|
||||
func TestDeepEqualComplexStructInequality(t *testing.T) {
|
||||
m := make(map[float]float);
|
||||
stra, strb := "hello", "helloo"; // Difference is here
|
||||
stra, strb := "hello", "helloo"; // Difference is here
|
||||
a, b := new(Complex), new(Complex);
|
||||
*a = Complex{5, [3]*Complex{a, b, a}, &stra, m};
|
||||
*b = Complex{5, [3]*Complex{b, a, a}, &strb, m};
|
||||
@ -510,101 +644,127 @@ func check2ndField(x interface{}, offs uintptr, t *testing.T) {
|
||||
// from the compiler itself.
|
||||
func TestAlignment(t *testing.T) {
|
||||
type T1inner struct {
|
||||
a int
|
||||
a int;
|
||||
}
|
||||
type T1 struct {
|
||||
T1inner;
|
||||
f int;
|
||||
f int;
|
||||
}
|
||||
type T2inner struct {
|
||||
a, b int
|
||||
a, b int;
|
||||
}
|
||||
type T2 struct {
|
||||
T2inner;
|
||||
f int;
|
||||
f int;
|
||||
}
|
||||
|
||||
x := T1{T1inner{2}, 17};
|
||||
check2ndField(x, uintptr(unsafe.Pointer(&x.f)) - uintptr(unsafe.Pointer(&x)), t);
|
||||
check2ndField(x, uintptr(unsafe.Pointer(&x.f))-uintptr(unsafe.Pointer(&x)), t);
|
||||
|
||||
x1 := T2{T2inner{2, 3}, 17};
|
||||
check2ndField(x1, uintptr(unsafe.Pointer(&x1.f)) - uintptr(unsafe.Pointer(&x1)), t);
|
||||
check2ndField(x1, uintptr(unsafe.Pointer(&x1.f))-uintptr(unsafe.Pointer(&x1)), t);
|
||||
}
|
||||
|
||||
type IsNiller interface {
|
||||
IsNil() bool
|
||||
IsNil() bool;
|
||||
}
|
||||
|
||||
func Nil(a interface{}, t *testing.T) {
|
||||
n := NewValue(a).(*StructValue).Field(0).(IsNiller);
|
||||
if !n.IsNil() {
|
||||
t.Errorf("%v should be nil", a)
|
||||
t.Errorf("%v should be nil", a);
|
||||
}
|
||||
}
|
||||
|
||||
func NotNil(a interface{}, t *testing.T) {
|
||||
n := NewValue(a).(*StructValue).Field(0).(IsNiller);
|
||||
if n.IsNil() {
|
||||
t.Errorf("value of type %v should not be nil", NewValue(a).Type().String())
|
||||
t.Errorf("value of type %v should not be nil", NewValue(a).Type().String());
|
||||
}
|
||||
}
|
||||
|
||||
func TestIsNil(t *testing.T) {
|
||||
// These do not implement IsNil
|
||||
doNotNil := []interface{}{ int(0), float32(0), struct{a int}{} };
|
||||
doNotNil := []interface{}{int(0), float32(0), struct {
|
||||
a int;
|
||||
}{}};
|
||||
for _, ts := range doNotNil {
|
||||
ty := Typeof(ts);
|
||||
v := MakeZero(ty);
|
||||
if _, ok := v.(IsNiller); ok {
|
||||
t.Errorf("%s is nilable; should not be", ts)
|
||||
t.Errorf("%s is nilable; should not be", ts);
|
||||
}
|
||||
}
|
||||
|
||||
// These do implement IsNil.
|
||||
// Wrap in extra struct to hide interface type.
|
||||
doNil := []interface{}{
|
||||
struct{x *int}{},
|
||||
struct{x interface{}}{},
|
||||
struct{x map[string]int}{},
|
||||
struct{x func()bool}{},
|
||||
struct{x chan int}{},
|
||||
struct{x []string}{}
|
||||
struct {
|
||||
x *int;
|
||||
}{},
|
||||
struct {
|
||||
x interface{};
|
||||
}{},
|
||||
struct {
|
||||
x map[string]int;
|
||||
}{},
|
||||
struct {
|
||||
x func() bool;
|
||||
}{},
|
||||
struct {
|
||||
x chan int;
|
||||
}{},
|
||||
struct {
|
||||
x []string;
|
||||
}{},
|
||||
};
|
||||
for _, ts := range doNil {
|
||||
ty := Typeof(ts).(*StructType).Field(0).Type;
|
||||
v := MakeZero(ty);
|
||||
if _, ok := v.(IsNiller); !ok {
|
||||
t.Errorf("%s %T is not nilable; should be", ts, v)
|
||||
t.Errorf("%s %T is not nilable; should be", ts, v);
|
||||
}
|
||||
}
|
||||
|
||||
// Check the implementations
|
||||
var pi struct {x *int}
|
||||
var pi struct {
|
||||
x *int;
|
||||
}
|
||||
Nil(pi, t);
|
||||
pi.x = new(int);
|
||||
NotNil(pi, t);
|
||||
|
||||
var si struct {x []int}
|
||||
var si struct {
|
||||
x []int;
|
||||
}
|
||||
Nil(si, t);
|
||||
si.x = make([]int, 10);
|
||||
NotNil(si, t);
|
||||
|
||||
var ci struct {x chan int}
|
||||
var ci struct {
|
||||
x chan int;
|
||||
}
|
||||
Nil(ci, t);
|
||||
ci.x = make(chan int);
|
||||
NotNil(ci, t);
|
||||
|
||||
var mi struct {x map[int]int}
|
||||
var mi struct {
|
||||
x map[int]int;
|
||||
}
|
||||
Nil(mi, t);
|
||||
mi.x = make(map[int]int);
|
||||
NotNil(mi, t);
|
||||
|
||||
var ii struct {x interface {}}
|
||||
var ii struct {
|
||||
x interface{};
|
||||
}
|
||||
Nil(ii, t);
|
||||
ii.x = 2;
|
||||
NotNil(ii, t);
|
||||
|
||||
var fi struct {x func(t *testing.T)}
|
||||
var fi struct {
|
||||
x func(t *testing.T);
|
||||
}
|
||||
Nil(fi, t);
|
||||
fi.x = TestIsNil;
|
||||
NotNil(fi, t);
|
||||
@ -658,7 +818,7 @@ func TestNilPtrValueSub(t *testing.T) {
|
||||
}
|
||||
|
||||
func TestMap(t *testing.T) {
|
||||
m := map[string]int{ "a": 1, "b": 2 };
|
||||
m := map[string]int{"a": 1, "b": 2};
|
||||
mv := NewValue(m).(*MapValue);
|
||||
if n := mv.Len(); n != len(m) {
|
||||
t.Errorf("Len = %d, want %d", n, len(m));
|
||||
@ -816,7 +976,7 @@ func TestChan(t *testing.T) {
|
||||
|
||||
// Difficult test for function call because of
|
||||
// implicit padding between arguments.
|
||||
func dummy(b byte, c int, d byte) (i byte, j int, k byte){
|
||||
func dummy(b byte, c int, d byte) (i byte, j int, k byte) {
|
||||
return b, c, d;
|
||||
}
|
||||
|
||||
@ -839,7 +999,7 @@ type Point struct {
|
||||
}
|
||||
|
||||
func (p Point) Dist(scale int) int {
|
||||
return p.x*p.x*scale + p.y*p.y*scale;
|
||||
return p.x * p.x * scale + p.y * p.y * scale;
|
||||
}
|
||||
|
||||
func TestMethod(t *testing.T) {
|
||||
@ -860,7 +1020,11 @@ func TestMethod(t *testing.T) {
|
||||
// Have to wrap interface value in a struct to get at it.
|
||||
// Passing it to NewValue directly would
|
||||
// access the underlying Point, not the interface.
|
||||
var s = struct{x interface{Dist(int) int}}{p};
|
||||
var s = struct {
|
||||
x interface {
|
||||
Dist(int) int;
|
||||
};
|
||||
}{p};
|
||||
pv := NewValue(s).(*StructValue).Field(0);
|
||||
i = pv.Method(0).Call([]Value{NewValue(10)})[0].(*IntValue).Get();
|
||||
if i != 250 {
|
||||
@ -872,8 +1036,10 @@ func TestInterfaceSet(t *testing.T) {
|
||||
p := &Point{3, 4};
|
||||
|
||||
var s struct {
|
||||
I interface {};
|
||||
P interface { Dist(int)int };
|
||||
I interface{};
|
||||
P interface {
|
||||
Dist(int) int;
|
||||
};
|
||||
}
|
||||
sv := NewValue(&s).(*PtrValue).Elem().(*StructValue);
|
||||
sv.Field(0).(*InterfaceValue).Set(NewValue(p));
|
||||
@ -893,7 +1059,10 @@ func TestInterfaceSet(t *testing.T) {
|
||||
}
|
||||
}
|
||||
|
||||
type T1 struct { a string; int; }
|
||||
type T1 struct {
|
||||
a string;
|
||||
int;
|
||||
}
|
||||
|
||||
func TestAnonymousFields(t *testing.T) {
|
||||
var field StructField;
|
||||
@ -909,10 +1078,10 @@ func TestAnonymousFields(t *testing.T) {
|
||||
}
|
||||
|
||||
type FTest struct {
|
||||
s interface{};
|
||||
name string;
|
||||
index []int;
|
||||
value int;
|
||||
s interface{};
|
||||
name string;
|
||||
index []int;
|
||||
value int;
|
||||
}
|
||||
|
||||
type D1 struct {
|
||||
@ -923,18 +1092,18 @@ type D2 struct {
|
||||
}
|
||||
|
||||
type S0 struct {
|
||||
a, b, c int;
|
||||
a, b, c int;
|
||||
D1;
|
||||
D2;
|
||||
}
|
||||
|
||||
type S1 struct {
|
||||
b int;
|
||||
b int;
|
||||
S0;
|
||||
}
|
||||
|
||||
type S2 struct {
|
||||
a int;
|
||||
a int;
|
||||
*S1;
|
||||
}
|
||||
|
||||
@ -949,36 +1118,36 @@ type S1y struct {
|
||||
type S3 struct {
|
||||
S1x;
|
||||
S2;
|
||||
d, e int;
|
||||
d, e int;
|
||||
*S1y;
|
||||
}
|
||||
|
||||
type S4 struct {
|
||||
*S4;
|
||||
a int;
|
||||
a int;
|
||||
}
|
||||
|
||||
var fieldTests = []FTest {
|
||||
FTest{ struct{ }{}, "", nil, 0 },
|
||||
FTest{ struct{ }{}, "foo", nil, 0 },
|
||||
FTest{ S0{a: 'a'}, "a", []int{0}, 'a' },
|
||||
FTest{ S0{}, "d", nil, 0 },
|
||||
FTest{ S1{S0: S0{a: 'a'}}, "a", []int{1, 0}, 'a' },
|
||||
FTest{ S1{b: 'b'}, "b", []int{0}, 'b' },
|
||||
FTest{ S1{}, "S0", []int{1}, 0 },
|
||||
FTest{ S1{S0: S0{c: 'c'}}, "c", []int{1, 2}, 'c' },
|
||||
FTest{ S2{a: 'a'}, "a", []int{0}, 'a' },
|
||||
FTest{ S2{}, "S1", []int{1}, 0 },
|
||||
FTest{ S2{S1: &S1{b: 'b'}}, "b", []int{1, 0}, 'b' },
|
||||
FTest{ S2{S1: &S1{S0: S0{c: 'c'}}}, "c", []int{1, 1, 2}, 'c' },
|
||||
FTest{ S2{}, "d", nil, 0 },
|
||||
FTest{ S3{}, "S1", nil, 0 },
|
||||
FTest{ S3{S2: S2{a: 'a'}}, "a", []int{1, 0}, 'a' },
|
||||
FTest{ S3{}, "b", nil, 0 },
|
||||
FTest{ S3{d: 'd'}, "d", []int{2}, 0 },
|
||||
FTest{ S3{e: 'e'}, "e", []int{3}, 'e' },
|
||||
FTest{ S4{a: 'a'}, "a", []int{1}, 'a' },
|
||||
FTest{ S4{}, "b", nil, 0 },
|
||||
var fieldTests = []FTest{
|
||||
FTest{struct{}{}, "", nil, 0},
|
||||
FTest{struct{}{}, "foo", nil, 0},
|
||||
FTest{S0{a: 'a'}, "a", []int{0}, 'a'},
|
||||
FTest{S0{}, "d", nil, 0},
|
||||
FTest{S1{S0: S0{a: 'a'}}, "a", []int{1, 0}, 'a'},
|
||||
FTest{S1{b: 'b'}, "b", []int{0}, 'b'},
|
||||
FTest{S1{}, "S0", []int{1}, 0},
|
||||
FTest{S1{S0: S0{c: 'c'}}, "c", []int{1, 2}, 'c'},
|
||||
FTest{S2{a: 'a'}, "a", []int{0}, 'a'},
|
||||
FTest{S2{}, "S1", []int{1}, 0},
|
||||
FTest{S2{S1: &S1{b: 'b'}}, "b", []int{1, 0}, 'b'},
|
||||
FTest{S2{S1: &S1{S0: S0{c: 'c'}}}, "c", []int{1, 1, 2}, 'c'},
|
||||
FTest{S2{}, "d", nil, 0},
|
||||
FTest{S3{}, "S1", nil, 0},
|
||||
FTest{S3{S2: S2{a: 'a'}}, "a", []int{1, 0}, 'a'},
|
||||
FTest{S3{}, "b", nil, 0},
|
||||
FTest{S3{d: 'd'}, "d", []int{2}, 0},
|
||||
FTest{S3{e: 'e'}, "e", []int{3}, 'e'},
|
||||
FTest{S4{a: 'a'}, "a", []int{1}, 'a'},
|
||||
FTest{S4{}, "b", nil, 0},
|
||||
}
|
||||
|
||||
func TestFieldByIndex(t *testing.T) {
|
||||
|
||||
@ -9,8 +9,8 @@
|
||||
package reflect_test
|
||||
|
||||
import (
|
||||
. "reflect";
|
||||
"strconv";
|
||||
. "reflect";
|
||||
"strconv";
|
||||
)
|
||||
|
||||
// valueToString returns a textual representation of the reflection value val.
|
||||
|
||||
@ -152,7 +152,7 @@ type ChanDir int
|
||||
const (
|
||||
RecvDir ChanDir = 1<<iota;
|
||||
SendDir;
|
||||
BothDir = RecvDir|SendDir;
|
||||
BothDir = RecvDir|SendDir;
|
||||
)
|
||||
|
||||
// ChanType represents a channel type.
|
||||
|
||||
@ -11,6 +11,7 @@ import (
|
||||
|
||||
const ptrSize = uintptr(unsafe.Sizeof((*byte)(nil)))
|
||||
const cannotSet = "cannot set value obtained via unexported struct field"
|
||||
|
||||
type addr unsafe.Pointer
|
||||
|
||||
// TODO: This will have to go away when
|
||||
@ -26,7 +27,7 @@ func memmove(adst, asrc addr, n uintptr) {
|
||||
i--;
|
||||
*(*byte)(addr(dst+i)) = *(*byte)(addr(src+i));
|
||||
}
|
||||
case (n|src|dst) & (ptrSize-1) != 0:
|
||||
case (n|src|dst)&(ptrSize-1) != 0:
|
||||
// byte copy forward
|
||||
for i := uintptr(0); i < n; i++ {
|
||||
*(*byte)(addr(dst+i)) = *(*byte)(addr(src+i));
|
||||
@ -44,17 +45,17 @@ func memmove(adst, asrc addr, n uintptr) {
|
||||
// have additional type-specific methods.
|
||||
type Value interface {
|
||||
// Type returns the value's type.
|
||||
Type() Type;
|
||||
Type() Type;
|
||||
|
||||
// Interface returns the value as an interface{}.
|
||||
Interface() interface{};
|
||||
Interface() interface{};
|
||||
|
||||
// CanSet returns whether the value can be changed.
|
||||
// Values obtained by the use of non-exported struct fields
|
||||
// can be used in Get but not Set.
|
||||
// If CanSet() returns false, calling the type-specific Set
|
||||
// will cause a crash.
|
||||
CanSet() bool;
|
||||
CanSet() bool;
|
||||
|
||||
// SetValue assigns v to the value; v must have the same type as the value.
|
||||
SetValue(v Value);
|
||||
@ -62,25 +63,25 @@ type Value interface {
|
||||
// Addr returns a pointer to the underlying data.
|
||||
// It is for advanced clients that also
|
||||
// import the "unsafe" package.
|
||||
Addr() uintptr;
|
||||
Addr() uintptr;
|
||||
|
||||
// Method returns a FuncValue corresponding to the value's i'th method.
|
||||
// The arguments to a Call on the returned FuncValue
|
||||
// should not include a receiver; the FuncValue will use
|
||||
// the value as the receiver.
|
||||
Method(i int) *FuncValue;
|
||||
Method(i int) *FuncValue;
|
||||
|
||||
getAddr() addr;
|
||||
getAddr() addr;
|
||||
}
|
||||
|
||||
type value struct {
|
||||
typ Type;
|
||||
addr addr;
|
||||
canSet bool;
|
||||
typ Type;
|
||||
addr addr;
|
||||
canSet bool;
|
||||
}
|
||||
|
||||
func (v *value) Type() Type {
|
||||
return v.typ
|
||||
return v.typ;
|
||||
}
|
||||
|
||||
func (v *value) Addr() uintptr {
|
||||
@ -99,10 +100,12 @@ func (v *value) Interface() interface{} {
|
||||
// to extract correctly.
|
||||
if typ.NumMethod() == 0 {
|
||||
// Extract as interface value without methods.
|
||||
return *(*interface{})(v.addr)
|
||||
return *(*interface{})(v.addr);
|
||||
}
|
||||
// Extract from v.addr as interface value with methods.
|
||||
return *(*interface{ m() })(v.addr)
|
||||
return *(*interface {
|
||||
m();
|
||||
})(v.addr);
|
||||
}
|
||||
return unsafe.Unreflect(v.typ, unsafe.Pointer(v.addr));
|
||||
}
|
||||
@ -549,7 +552,7 @@ func ArrayCopy(dst, src ArrayOrSliceValue) int {
|
||||
|
||||
// An ArrayValue represents an array.
|
||||
type ArrayValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// Len returns the length of the array.
|
||||
@ -589,7 +592,7 @@ func (v *ArrayValue) Elem(i int) Value {
|
||||
if i < 0 || i >= n {
|
||||
panic("index", i, "in array len", n);
|
||||
}
|
||||
p := addr(uintptr(v.addr()) + uintptr(i)*typ.Size());
|
||||
p := addr(uintptr(v.addr()) + uintptr(i) * typ.Size());
|
||||
return newValue(typ, p, v.canSet);
|
||||
}
|
||||
|
||||
@ -599,14 +602,14 @@ func (v *ArrayValue) Elem(i int) Value {
|
||||
|
||||
// runtime representation of slice
|
||||
type SliceHeader struct {
|
||||
Data uintptr;
|
||||
Len int;
|
||||
Cap int;
|
||||
Data uintptr;
|
||||
Len int;
|
||||
Cap int;
|
||||
}
|
||||
|
||||
// A SliceValue represents a slice.
|
||||
type SliceValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
func (v *SliceValue) slice() *SliceHeader {
|
||||
@ -667,8 +670,8 @@ func (v *SliceValue) Slice(beg, end int) *SliceValue {
|
||||
typ := v.typ.(*SliceType);
|
||||
s := new(SliceHeader);
|
||||
s.Data = uintptr(v.addr()) + uintptr(beg) * typ.Elem().Size();
|
||||
s.Len = end - beg;
|
||||
s.Cap = cap - beg;
|
||||
s.Len = end-beg;
|
||||
s.Cap = cap-beg;
|
||||
return newValue(typ, addr(s), v.canSet).(*SliceValue);
|
||||
}
|
||||
|
||||
@ -679,7 +682,7 @@ func (v *SliceValue) Elem(i int) Value {
|
||||
if i < 0 || i >= n {
|
||||
panicln("index", i, "in array of length", n);
|
||||
}
|
||||
p := addr(uintptr(v.addr()) + uintptr(i)*typ.Size());
|
||||
p := addr(uintptr(v.addr()) + uintptr(i) * typ.Size());
|
||||
return newValue(typ, p, v.canSet);
|
||||
}
|
||||
|
||||
@ -704,7 +707,7 @@ func MakeSlice(typ *SliceType, len, cap int) *SliceValue {
|
||||
|
||||
// A ChanValue represents a chan.
|
||||
type ChanValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// IsNil returns whether v is a nil channel.
|
||||
@ -767,7 +770,7 @@ func (v *ChanValue) Cap() int {
|
||||
// internal send; non-blocking if b != nil
|
||||
func (v *ChanValue) send(x Value, b *bool) {
|
||||
t := v.Type().(*ChanType);
|
||||
if t.Dir() & SendDir == 0{
|
||||
if t.Dir() & SendDir == 0 {
|
||||
panic("send on recv-only channel");
|
||||
}
|
||||
typesMustMatch(t.Elem(), x.Type());
|
||||
@ -836,8 +839,8 @@ func MakeChan(typ *ChanType, buffer int) *ChanValue {
|
||||
// A FuncValue represents a function value.
|
||||
type FuncValue struct {
|
||||
value;
|
||||
first *value;
|
||||
isInterface bool;
|
||||
first *value;
|
||||
isInterface bool;
|
||||
}
|
||||
|
||||
// IsNil returns whether v is a nil function.
|
||||
@ -884,7 +887,9 @@ func (v *value) Method(i int) *FuncValue {
|
||||
// implemented in ../pkg/runtime/*/asm.s
|
||||
func call(fn, arg *byte, n uint32)
|
||||
|
||||
type tiny struct { b byte }
|
||||
type tiny struct {
|
||||
b byte;
|
||||
}
|
||||
|
||||
// Call calls the function v with input parameters in.
|
||||
// It returns the function's output parameters as Values.
|
||||
@ -913,14 +918,14 @@ func (fv *FuncValue) Call(in []Value) []Value {
|
||||
for i := 0; i < nin; i++ {
|
||||
tv := t.In(i);
|
||||
a := uintptr(tv.Align());
|
||||
size = (size + a - 1) &^ (a - 1);
|
||||
size = (size+a-1)&^(a-1);
|
||||
size += tv.Size();
|
||||
}
|
||||
size = (size + structAlign - 1) &^ (structAlign - 1);
|
||||
size = (size + structAlign - 1)&^(structAlign - 1);
|
||||
for i := 0; i < nout; i++ {
|
||||
tv := t.Out(i);
|
||||
a := uintptr(tv.Align());
|
||||
size = (size + a - 1) &^ (a - 1);
|
||||
size = (size+a-1)&^(a-1);
|
||||
size += tv.Size();
|
||||
}
|
||||
|
||||
@ -961,12 +966,12 @@ func (fv *FuncValue) Call(in []Value) []Value {
|
||||
tv := v.Type();
|
||||
typesMustMatch(t.In(i+delta), tv);
|
||||
a := uintptr(tv.Align());
|
||||
off = (off + a - 1) &^ (a - 1);
|
||||
off = (off+a-1)&^(a-1);
|
||||
n := tv.Size();
|
||||
memmove(addr(ptr+off), v.getAddr(), n);
|
||||
off += n;
|
||||
}
|
||||
off = (off + structAlign - 1) &^ (structAlign - 1);
|
||||
off = (off + structAlign - 1)&^(structAlign - 1);
|
||||
|
||||
// Call
|
||||
call(*(**byte)(fv.addr), (*byte)(addr(ptr)), uint32(size));
|
||||
@ -978,7 +983,7 @@ func (fv *FuncValue) Call(in []Value) []Value {
|
||||
for i := 0; i < nout; i++ {
|
||||
tv := t.Out(i);
|
||||
a := uintptr(tv.Align());
|
||||
off = (off + a - 1) &^ (a - 1);
|
||||
off = (off+a-1)&^(a-1);
|
||||
v := MakeZero(tv);
|
||||
n := tv.Size();
|
||||
memmove(v.getAddr(), addr(ptr+off), n);
|
||||
@ -995,7 +1000,7 @@ func (fv *FuncValue) Call(in []Value) []Value {
|
||||
|
||||
// An InterfaceValue represents an interface value.
|
||||
type InterfaceValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// No Get because v.Interface() is available.
|
||||
@ -1063,7 +1068,7 @@ func (v *InterfaceValue) Method(i int) *FuncValue {
|
||||
|
||||
// A MapValue represents a map value.
|
||||
type MapValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// IsNil returns whether v is a nil map value.
|
||||
@ -1141,7 +1146,7 @@ func (v *MapValue) Keys() []Value {
|
||||
m := *(**byte)(v.addr);
|
||||
mlen := int32(0);
|
||||
if m != nil {
|
||||
mlen = maplen(m)
|
||||
mlen = maplen(m);
|
||||
}
|
||||
it := mapiterinit(m);
|
||||
a := make([]Value, mlen);
|
||||
@ -1170,7 +1175,7 @@ func MakeMap(typ *MapType) *MapValue {
|
||||
|
||||
// A PtrValue represents a pointer.
|
||||
type PtrValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// IsNil returns whether v is a nil pointer.
|
||||
@ -1237,7 +1242,7 @@ func Indirect(v Value) Value {
|
||||
|
||||
// A StructValue represents a struct value.
|
||||
type StructValue struct {
|
||||
value
|
||||
value;
|
||||
}
|
||||
|
||||
// Set assigns x to v.
|
||||
@ -1264,7 +1269,7 @@ func (v *StructValue) Field(i int) Value {
|
||||
return nil;
|
||||
}
|
||||
f := t.Field(i);
|
||||
return newValue(f.Type, addr(uintptr(v.addr)+f.Offset), v.canSet && f.PkgPath == "");
|
||||
return newValue(f.Type, addr(uintptr(v.addr) + f.Offset), v.canSet && f.PkgPath == "");
|
||||
}
|
||||
|
||||
// FieldByIndex returns the nested field corresponding to index.
|
||||
@ -1329,7 +1334,9 @@ func newValue(typ Type, addr addr, canSet bool) Value {
|
||||
|
||||
// All values have same memory layout;
|
||||
// build once and convert.
|
||||
v := &struct{value}{value{typ, addr, canSet}};
|
||||
v := &struct {
|
||||
value;
|
||||
}{value{typ, addr, canSet}};
|
||||
switch typ.(type) {
|
||||
case *ArrayType:
|
||||
// TODO(rsc): Something must prevent
|
||||
|
||||
Loading…
Reference in New Issue
Block a user