fetch: use package root detection pipeToFileSystem

Based on:
https://github.com/ziglang/zig/pull/19111#discussion_r1548620985

In pipeToFileSystem we are already iterating over all files in tarball.
Inspecting them there for existence of single root folder saves two
syscalls later.
This commit is contained in:
Igor Anić 2024-04-03 21:20:39 +02:00
parent 363acf4991
commit 8545cb0147

View File

@ -625,16 +625,6 @@ fn loadManifest(f: *Fetch, pkg_root: Cache.Path) RunError!void {
}
}
fn archivePackageDir(arena: Allocator, out_dir: fs.Dir) !?[]const u8 {
var iter = out_dir.iterate();
if (try iter.next()) |entry| {
if (try iter.next() == null and entry.kind == .directory) {
return try arena.dupe(u8, entry.name);
}
}
return null;
}
fn queueJobsForDeps(f: *Fetch) RunError!void {
assert(f.job_queue.recursive);
@ -1235,7 +1225,10 @@ fn unpackTarball(f: *Fetch, out_dir: fs.Dir, reader: anytype) RunError!?[]const
return error.FetchFailed;
}
return archivePackageDir(arena, out_dir) catch null;
return if (diagnostics.root_dir) |root_dir|
return try arena.dupe(u8, root_dir)
else
null;
}
fn unpackGitPack(f: *Fetch, out_dir: fs.Dir, resource: *Resource) anyerror!void {
@ -1752,34 +1745,3 @@ test {
_ = Filter;
_ = FileType;
}
test archivePackageDir {
const testing = std.testing;
var tmp = std.testing.tmpDir(.{ .iterate = true });
defer tmp.cleanup();
// folder1
// folder2
// file1
//
try tmp.dir.makePath("folder1/folder2");
(try tmp.dir.createFile("folder1/file1", .{})).close();
// start at root returns folder1 as package root
const sub_path = (try archivePackageDir(testing.allocator, tmp.dir)).?;
try testing.expectEqualStrings("folder1", sub_path);
testing.allocator.free(sub_path);
// start at folder1 returns null
try testing.expect(null == (try archivePackageDir(
testing.allocator,
try tmp.dir.openDir("folder1", .{ .iterate = true }),
)));
// start at folder1/folder2 returns null
try testing.expect(null == (try archivePackageDir(
testing.allocator,
try tmp.dir.openDir("folder1/folder2", .{ .iterate = true }),
)));
}