tiny.sandbox.resolve

1const std = @import("std");2const sys = @import("sys");34const fs_io = sys.fs.debugIo();56pub fn dirPath(dir: sys.fs.Dir, buffer: []u8) ![]const u8 {7    if (dir.handle == std.Io.Dir.cwd().handle) {8        const len = try std.process.currentPath(fs_io, buffer);9        return buffer[0..len];10    }11    const len = try dir.realPath(fs_io, buffer);12    return buffer[0..len];13}1415pub fn dirPathAllocZ(allocator: std.mem.Allocator, dir: sys.fs.Dir) ![:0]u8 {16    var buffer: [std.fs.max_path_bytes]u8 = undefined;17    const path = try dirPath(dir, &buffer);18    return try allocator.dupeSentinel(u8, path, 0);19}2021test "dir path resolves the current working directory pseudo handle" {22    var buffer: [std.fs.max_path_bytes]u8 = undefined;23    const resolved = try dirPath(std.Io.Dir.cwd(), &buffer);24    try std.testing.expect(std.fs.path.isAbsolute(resolved));25}2627test "dir path resolves real directory handles" {28    var tmp = std.testing.tmpDir(.{});29    defer tmp.cleanup();30    var buffer: [std.fs.max_path_bytes]u8 = undefined;31    const resolved = try dirPath(tmp.dir, &buffer);32    try std.testing.expect(std.fs.path.isAbsolute(resolved));33}

1pub const resolve = @import("resolve.zig");