nimble/src/babelpkg/compat.nim
2014-07-18 17:58:38 +02:00

28 lines
1 KiB
Nim

# Copyright (C) Dominik Picheta. All rights reserved.
# BSD License. Look at license.txt for more info.
## This module contains additional code from the development version of
## Nimrod's standard library. These procs are required to be able to compile
## against the last stable release 0.9.4. Once 0.9.6 is release these procs
## will disappear.
import json
when not defined(`{}`):
proc `{}`*(node: PJsonNode, key: string): PJsonNode =
## Transverses the node and gets the given value. If any of the
## names does not exist, returns nil
result = node
if isNil(node): return nil
result = result[key]
when not defined(`{}=`):
proc `{}=`*(node: PJsonNode, names: varargs[string], value: PJsonNode) =
## Transverses the node and tries to set the value at the given location
## to `value` If any of the names are missing, they are added
var node = node
for i in 0..(names.len-2):
if isNil(node[names[i]]):
node[names[i]] = newJObject()
node = node[names[i]]
node[names[names.len-1]] = value