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fix(tag): tag can point to any type of git object

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This commit is contained in:
Aleksey Kulikov 2021-09-04 13:52:29 +03:00
parent fb69de66d2
commit 56713da648
4 changed files with 25 additions and 5 deletions
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21
lib/src/tag.dart
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@ -1,5 +1,7 @@
import 'dart:ffi';
import 'package:libgit2dart/libgit2dart.dart';
import 'bindings/libgit2_bindings.dart';
import 'bindings/tag.dart' as bindings;
import 'bindings/object.dart' as object_bindings;
@ -73,12 +75,27 @@ class Tag {
return Oid(result);
}
/// Get the tagged object of a tag.
/// Get the tagged object (commit, tree, blob, tag) of a tag.
///
/// This method performs a repository lookup for the given object and returns it.
///
/// Returned object should be explicitly downcasted to one of four of git object types.
///
/// Throws a [LibGit2Error] if error occured.
Commit get target => Commit(bindings.target(_tagPointer).cast());
Object get target {
final type = bindings.targetType(_tagPointer);
final object = bindings.target(_tagPointer);
if (type == GitObject.commit.value) {
return Commit(object.cast());
} else if (type == GitObject.tree.value) {
return Tree(object.cast());
} else if (type == GitObject.blob.value) {
return Blob(object.cast());
} else {
return Tag(object.cast());
}
}
/// Get the id of a tag.
Oid get id => Oid(bindings.id(_tagPointer));