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/**
* Interactive Clean
*
* Clean program to easily compile and run one-line Clean expressions
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Camil Staps <info@camilstaps.nl>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
module iclean
import StdEnv
// SETTINGS
temp_path :== "/tmp/"
temp_module :== "iclean"
// END SETTINGS
temp_file :== temp_path +++ temp_module +++ ".icl"
Start :: *World -> *World
Start w
# w = loop w
= w
where
loop :: *World -> *World
loop w
#! w = print "λ. " w
#! (s,w) = readline w
| s == "" = w
#! w = writemodule s w
#! (r,w) = compile temp_path temp_module w
| r <> 0 = loop w
#! w = run (temp_path +++ temp_module) w
= loop w
print :: String *World -> *World
print s w
# (io,w) = stdio w
# io = fwrites s io
# (ok,w) = fclose io w
| not ok = abort "Couldn't close stdio\n"
| otherwise = w
readline :: *World -> *(String,*World)
readline w
# (io,w) = stdio w
# (s,io) = freadline io
# (ok,w) = fclose io w
| not ok = abort "Couldn't close stdio\n"
| otherwise = (s % (0,length (l s) - 2), w)
where
l :: String -> [Char]
l s = fromString s
writemodule :: String *World -> *World
writemodule s w
# (ok,f,w) = fopen temp_file FWriteText w
| not ok = abort ("Couldn't open " +++ temp_file +++ " for writing.\n")
# f = fwrites ("module " +++ temp_module +++ "\n") f
# f = fwrites "import StdEnv\n" f
# f = fwrites ("Start = " +++ s +++ "\n") f
# (ok,w) = fclose f w
| not ok = abort ("Couldn't close " +++ temp_file +++ "\n")
| otherwise = w
compile :: !String !String !*World -> !*(!Int,!*World)
compile _ _ _ = code {
ccall compile "SS:p:p"
}
run :: !String *World -> *World
run _ _ = code {
ccall run "S:V:p"
}
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