forked from Orchid/orchid
Lawrence Bethlenfalvy
7396078304
Added a very rudimentary file I/O system suitable for experimenting with the language further. A better one will be designed when we have sensible error management.
32 lines
858 B
Plaintext
32 lines
858 B
Plaintext
import system::(io, directfs, async)
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import std::proc::*
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import std::(to_string, to_uint)
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const folder_view := \path.\next. do{
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cps println $ "Contents of " ++ path;
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cps entries = async::block_on $ directfs::readdir path;
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cps list::enumerate entries
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|> list::map (pass \id. pass \name.\is_dir. (
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println $ to_string id ++ ": " ++ name ++ if is_dir then "/" else ""
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))
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|> list::chain;
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cps print "select an entry, or .. to move up: ";
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cps choice = readln;
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let output = if choice == "..\n"
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then directfs::pop_path path
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|> option::unwrap
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|> tuple::pick 0 2
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else (
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to_uint choice
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|> (list::get entries)
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|> option::unwrap
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|> (directfs::join_paths path)
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);
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next output
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}
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const main := loop_over (path = "/home/lbfalvy/Code/orchid/examples") {
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cps path = folder_view path;
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}
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