pub const Match = struct {
    /// Relative to the watched directory, the file path that triggers this
    /// match.
    basename: []const u8,
    /// The step to re-run when file corresponding to `basename` is changed.
    step: *Step,

    pub const Context = struct {
        pub fn hash(self: Context, a: Match) u32 {
            _ = self;
            var hasher = Hash.init(0);
            std.hash.autoHash(&hasher, a.step);
            hasher.update(a.basename);
            return @truncate(hasher.final());
        }
        pub fn eql(self: Context, a: Match, b: Match, b_index: usize) bool {
            _ = self;
            _ = b_index;
            return a.step == b.step and std.mem.eql(u8, a.basename, b.basename);
        }
    };
}