Add isTag/isBranch/isNote to GTReference

Author: tiennou

ObjectiveGit/GTReference.h

@@ -54,9 +54,18 @@ NS_ASSUME_NONNULL_BEGIN
 @property (nonatomic, readonly) const git_oid *git_oid;
 @property (nonatomic, strong, readonly) GTOID * _Nullable OID;
 
+/// Whether this is a tag.
+@property (nonatomic, readonly, getter = isTag) BOOL tag;
+
+/// Whether this is a local branch.
+@property (nonatomic, readonly, getter = isBranch) BOOL branch;
+
 /// Whether this is a remote-tracking branch.
 @property (nonatomic, readonly, getter = isRemote) BOOL remote;
 
+/// Whether this is a note ref.
+@property (nonatomic, readonly, getter = isNote) BOOL note;
+
 /// The reflog for the reference.
 @property (nonatomic, readonly, strong) GTReflog *reflog;
 

ObjectiveGit/GTReference.m

@@ -105,6 +105,18 @@ - (instancetype)initWithGitReference:(git_reference *)ref repository:(GTReposito
 	return self;
 }
 
+- (BOOL)isBranch {
+	return git_reference_is_branch(self.git_reference) != 0;
+}
+
+- (BOOL)isTag {
+	return git_reference_is_tag(self.git_reference) != 0;
+}
+
+- (BOOL)isNote {
+	return git_reference_is_note(self.git_reference) != 0;
+}
+
 - (NSString *)name {
 	const char *refName = git_reference_name(self.git_reference);
 	if (refName == NULL) return nil;