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if MODE == 'CLIENT' then
return { }
end
local posix = require('posix')
return {
{
inp = 'text/x-scss',
out = 'text/css',
cost = 1,
transform = function(self, content)
local r0, w0 = posix.pipe()
local r1, w1 = posix.pipe()
local r2, w2 = posix.pipe()
local pid = assert(posix.fork())
if pid == 0 then
posix.close(w0)
posix.close(r1)
posix.close(r2)
posix.dup2(r0, posix.fileno(io.stdin))
posix.dup2(w1, posix.fileno(io.stdout))
posix.dup2(w2, posix.fileno(io.stderr))
posix.close(r0)
posix.close(w1)
posix.close(w2)
local err = assert(posix.execp('sassc', '-s'))
posix._exit(err)
return
else
posix.close(r0)
posix.close(w1)
posix.close(w2)
posix.write(w0, content)
posix.close(w0)
local _, status
_, _, status = posix.wait(pid)
local out
if status == 0 then
out = r1
else
out = r2
end
out = assert(posix.fdopen(out, 'r'))
out = out:read('a')
posix.close(r1)
posix.close(r2)
if status == 0 then
return out
else
return error(out)
end
end
end
}
}
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