nomsu/core/coroutines.nom
Bruce Hill 0f0fb2256a Major overhaul of how modules and environments work, along with some
steamlining and tweaks to the makefile. Version bump: 6.14.13.8
2019-01-10 16:35:08 -08:00

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#!/usr/bin/env nomsu -V6.14
#
This file defines the code that creates and manipulates coroutines
use "core/metaprogramming"
use "core/operators"
use "core/control_flow"
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
test:
$co =
->:
yield 4
yield 5
repeat 3 times:
yield 6
$nums = []
for $ in coroutine $co:
$nums, add $
unless ($nums == [4, 5, 6, 6, 6]):
fail "Coroutine iteration failed"
$d = {.x = 0}
$co2 =
coroutine:
$d.x += 1
yield 1
$d.x += 1
yield
$d.x += 1
repeat while ((coroutine status of $co2) != "dead"): resume $co2
assume $d.x == 3
(coroutine $body) parses as (coroutine from (-> $body))
(for $ in coroutine $co $body) compiles to ("
for \($ as lua expr) in coroutine_wrap(\($co as lua expr)) do
\($body as lua)
end
")