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feat(commit): add ability to create commit with different number of parents

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This commit is contained in:
Aleksey Kulikov 2021-08-30 16:45:37 +03:00
parent c90561ed8f
commit 94b4116adf
15 changed files with 217 additions and 260 deletions
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24
lib/src/bindings/commit.dart
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@ -58,19 +58,19 @@ Pointer<git_oid> create(
final messageEncodingC =
messageEncoding?.toNativeUtf8().cast<Int8>() ?? nullptr;
final messageC = message.toNativeUtf8().cast<Int8>();
late final Pointer<Pointer<git_commit>> parentsC;
Pointer<Pointer<git_commit>> parentsC =
calloc.call<Pointer<git_commit>>(parentCount);
if (parents.isNotEmpty) {
parentsC = calloc(parentCount);
for (var i = 0; i < parentCount; i++) {
final oid = oid_bindings.fromSHA(parents[i]);
final commit = lookup(repo, oid);
parentsC[i] = commit;
var commit = calloc<IntPtr>();
commit = lookup(repo, oid).cast();
parentsC[i] = commit.cast();
}
} else {
throw UnimplementedError(
'Writing commit without parents is not implemented');
final commit = calloc<IntPtr>();
parentsC[0] = commit.cast();
}
final error = libgit2.git_commit_create(
@ -89,6 +89,9 @@ Pointer<git_oid> create(
calloc.free(updateRefC);
calloc.free(messageEncodingC);
calloc.free(messageC);
for (var i = 0; i < parentCount; i++) {
free(parentsC[i]);
}
calloc.free(parentsC);
if (error < 0) {
@ -134,7 +137,7 @@ int parentCount(Pointer<git_commit> commit) =>
Pointer<git_oid> parentId(Pointer<git_commit> commit, int n) {
final parentOid = libgit2.git_commit_parent_id(commit, n);
if (parentOid is int && parentOid as int < 0) {
if (parentOid == nullptr) {
throw LibGit2Error(libgit2.git_error_last());
} else {
return parentOid;
@ -163,8 +166,5 @@ Pointer<git_oid> tree(Pointer<git_commit> commit) {
Pointer<git_repository> owner(Pointer<git_commit> commit) =>
libgit2.git_commit_owner(commit);
/// Close an open commit.
///
/// IMPORTANT: It is necessary to call this method when you stop using a commit.
/// Failure to do so will cause a memory leak.
/// Close an open commit to release memory.
void free(Pointer<git_commit> commit) => libgit2.git_commit_free(commit);