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#!/usr/bin/env nomsu -V6.14
#
This file defines a Read-Evaluate-Print-Loop (REPL) for Nomsu
use "lib/consolecolor.nom"
use "lib/os.nom"
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
externally [quit, exit] all mean: lua> "os.exit(0)"
externally (help) means:
say ("
This is the Nomsu v\(Nomsu version) interactive console.
You can type in Nomsu code here and hit 'enter' twice to run it.
To exit, type 'exit' or 'quit' and hit enter twice.
")
say ("
\(bright)\(underscore)Welcome to the Nomsu v\(Nomsu version) interactive console!\
..\(reset color)
press 'enter' twice to run a command
")
repeat:
say (bright (yellow ">> ")) inline
$buff = []
repeat:
say (bright) inline
$line = ($io.read "*L")
say (reset color) inline
if (($line == "\n") or (not $line)):
if ((size of $buff) > 0):
# clear the line
say "\027[1A\027[2K" inline
go to (run buffer)
$buff, add ($line, with "\t" -> " ")
say (dim (yellow ".. ")) inline
--- (run buffer) ---
if ((size of $buff) == 0): stop
$buff = ($buff, joined)
spoof file $buff
try:
$tree = ($buff parsed)
..if it fails $err:
say $err
do next
unless $tree:
do next
for $chunk in $tree:
try:
$lua = ($chunk as lua)
..if it fails $err: say $err
unless $lua:
do next
# TODO: this is a bit hacky, it just defaults variables to global
so that stuff mostly works across multiple lines. It would be
nicer if local variables actually worked.
$lua, remove free vars
try:
$ret = (run $lua)
..if it fails $err: say $err
..if it succeeds:
if (type of $ret) is:
"nil":
do nothing
"boolean":
say "= \("yes" if $ret else "no")"
"table":
if $ret.as_nomsu:
say "= \($ret, as nomsu)"
..else:
say "= \$ret"
else:
say "= \$ret"
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