Thun/implementations/nim/defs.nim

46 lines
1.3 KiB
Nim

#[
Copyright © 2021 Simon Forman
This file is part of Bliss
Bliss is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bliss is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bliss. If not see <http://www.gnu.org/licenses/>.
]#
import streams, strutils, fp, reader, types
proc add_def(def: string, dictionary: var JoyMapType) =
let d = read_str(def)
let sym = d.head
case sym.kind:
of joyAtom:
dictionary = dictionary + (sym.atomVal, d.tail)
else:
raise newException(ValueError, def)
proc defs_file2dict(defs_filename: string = "defs.txt"): JoyMapType =
var strm = newFileStream(defs_filename, fmRead)
var dictionary = newMap[string, JoyListType]()
var line = ""
if not isNil(strm):
while strm.readLine(line):
if line.isEmptyOrWhitespace:
continue
add_def(line, dictionary)
strm.close()
return dictionary
var dictionary* = defs_file2dict()