Fast implementation of Git in pure Go
codeberg.org/lindenii/furgit
git
go
object/type: Use table structure
+66
-64
+10
object/type/details.go
+10
object/type/details.go
+7
object/type/is_base.go
+7
object/type/is_base.go
+4
-35
object/type/name.go
+4
-35
object/type/name.go
···
1
1
package objecttype
2
2
3
-
const (
4
-
typeNameBlob = "blob"
5
-
typeNameTree = "tree"
6
-
typeNameCommit = "commit"
7
-
typeNameTag = "tag"
8
-
)
9
-
10
-
// Parse parses a canonical Git object type name.
11
-
func Parse(name string) (Type, bool) {
12
-
switch name {
13
-
case typeNameBlob:
14
-
return TypeBlob, true
15
-
case typeNameTree:
16
-
return TypeTree, true
17
-
case typeNameCommit:
18
-
return TypeCommit, true
19
-
case typeNameTag:
20
-
return TypeTag, true
21
-
default:
22
-
return TypeInvalid, false
23
-
}
24
-
}
25
-
26
3
// Name returns the canonical Git object type name.
27
4
func (ty Type) Name() (string, bool) {
28
-
switch ty {
29
-
case TypeBlob:
30
-
return typeNameBlob, true
31
-
case TypeTree:
32
-
return typeNameTree, true
33
-
case TypeCommit:
34
-
return typeNameCommit, true
35
-
case TypeTag:
36
-
return typeNameTag, true
37
-
case TypeInvalid, TypeFuture, TypeOfsDelta, TypeRefDelta:
38
-
return "", false
39
-
default:
5
+
details := ty.details()
6
+
if details.name == "" {
40
7
return "", false
41
8
}
9
+
10
+
return details.name, true
42
11
}
-29
object/type/objecttype.go
-29
object/type/objecttype.go
···
1
-
// Package objecttype provides Git object type tags and names.
2
-
package objecttype
3
-
4
-
// Type mirrors Git object type tags in packfiles.
5
-
type Type uint8
6
-
7
-
const (
8
-
TypeInvalid Type = 0
9
-
TypeCommit Type = 1
10
-
TypeTree Type = 2
11
-
TypeBlob Type = 3
12
-
TypeTag Type = 4
13
-
TypeFuture Type = 5
14
-
TypeOfsDelta Type = 6
15
-
TypeRefDelta Type = 7
16
-
)
17
-
18
-
// IsBaseObject reports whether ty is one of the four canonical Git object
19
-
// types encoded directly in pack entries.
20
-
func (ty Type) IsBaseObject() bool {
21
-
switch ty {
22
-
case TypeCommit, TypeTree, TypeBlob, TypeTag:
23
-
return true
24
-
case TypeInvalid, TypeFuture, TypeOfsDelta, TypeRefDelta:
25
-
return false
26
-
default:
27
-
return false
28
-
}
29
-
}
+8
object/type/parse.go
+8
object/type/parse.go
+21
object/type/table.go
+21
object/type/table.go
···
1
+
package objecttype
2
+
3
+
//nolint:gochecknoglobals
4
+
var typeTable = [...]typeDetails{
5
+
TypeInvalid: {},
6
+
TypeCommit: {name: "commit", isBaseObject: true},
7
+
TypeTree: {name: "tree", isBaseObject: true},
8
+
TypeBlob: {name: "blob", isBaseObject: true},
9
+
TypeTag: {name: "tag", isBaseObject: true},
10
+
TypeFuture: {},
11
+
TypeOfsDelta: {},
12
+
TypeRefDelta: {},
13
+
}
14
+
15
+
//nolint:gochecknoglobals
16
+
var typeByName = map[string]Type{
17
+
typeTable[TypeCommit].name: TypeCommit,
18
+
typeTable[TypeTree].name: TypeTree,
19
+
typeTable[TypeBlob].name: TypeBlob,
20
+
typeTable[TypeTag].name: TypeTag,
21
+
}
+16
object/type/type.go
+16
object/type/type.go
···
1
+
// Package objecttype provides Git object type tags and names.
2
+
package objecttype
3
+
4
+
// Type mirrors Git object type tags in packfiles.
5
+
type Type uint8
6
+
7
+
const (
8
+
TypeInvalid Type = 0
9
+
TypeCommit Type = 1
10
+
TypeTree Type = 2
11
+
TypeBlob Type = 3
12
+
TypeTag Type = 4
13
+
TypeFuture Type = 5
14
+
TypeOfsDelta Type = 6
15
+
TypeRefDelta Type = 7
16
+
)