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feat(index): add ability to change attributes of index entry

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This commit is contained in:
Aleksey Kulikov 2021-08-11 12:55:04 +03:00
parent 5b8f089723
commit 06b44597d5
4 changed files with 48 additions and 7 deletions
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1
lib/libgit2dart.dart
View file

@ -2,3 +2,4 @@ export 'src/repository.dart';
export 'src/config.dart';
export 'src/error.dart';
export 'src/reference.dart';
export 'src/types.dart';

27
lib/src/index.dart
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@ -2,6 +2,7 @@ import 'dart:ffi';
import 'package:ffi/ffi.dart';
import 'bindings/libgit2_bindings.dart';
import 'bindings/index.dart' as bindings;
import 'oid.dart';
import 'util.dart';
class Index {
@ -116,18 +117,30 @@ class IndexEntry {
/// Pointer to memory address for allocated index entry object.
late final Pointer<git_index_entry> _indexEntryPointer;
/// Returns path to file.
/// Unique identity of the index entry.
Oid get id => Oid.fromSHA(sha);
set id(Oid oid) => _indexEntryPointer.ref.id = oid.pointer.ref;
/// Path of the index entry.
String get path => _indexEntryPointer.ref.path.cast<Utf8>().toDartString();
/// Returns sha-1 of file.
String get sha {
set path(String path) =>
_indexEntryPointer.ref.path = path.toNativeUtf8().cast<Int8>();
/// Returns id of the index entry as sha-1 hex.
String get sha => _oidToHex(_indexEntryPointer.ref.id);
/// Mode of the index entry.
int get mode => _indexEntryPointer.ref.mode;
set mode(int mode) => _indexEntryPointer.ref.mode = mode;
String _oidToHex(git_oid oid) {
var hex = StringBuffer();
for (var i = 0; i < 20; i++) {
hex.write(_indexEntryPointer.ref.id.id[i].toRadixString(16));
hex.write(oid.id[i].toRadixString(16));
}
return hex.toString();
}
/// Returns mode of file.
int get mode => _indexEntryPointer.ref.mode;
}

9
lib/src/types.dart Normal file
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@ -0,0 +1,9 @@
/// Valid modes for index and tree entries.
abstract class GitFilemode {
static const int unreadable = 0;
static const int tree = 16384;
static const int blob = 33188;
static const int blobExecutable = 33261;
static const int link = 40960;
static const int commit = 57344;
}

18
test/index_test.dart
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@ -1,8 +1,10 @@
import 'dart:io';
import 'package:libgit2dart/libgit2dart.dart';
import 'package:test/test.dart';
import 'package:libgit2dart/src/index.dart';
import 'package:libgit2dart/src/repository.dart';
import 'package:libgit2dart/src/types.dart';
import 'package:libgit2dart/src/error.dart';
import 'helpers/util.dart';
@ -60,6 +62,22 @@ void main() {
expect(() => index[10], throwsA(isA<ArgumentError>()));
});
test('successfully changes attributes', () {
final entry = index['file'];
final otherEntry = index['feature_file'];
expect(entry.id == otherEntry.id, false);
expect(entry.mode, isNot(GitFilemode.blobExecutable));
entry.path = 'some.txt';
entry.id = otherEntry.id;
entry.mode = GitFilemode.blobExecutable;
expect(entry.path, 'some.txt');
expect(entry.id == otherEntry.id, true);
expect(entry.mode, GitFilemode.blobExecutable);
});
test('clears the contents', () {
expect(index.count, 3);
index.clear();