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Add converters to and from common stint types and byte

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coffeepots 2018-05-09 13:07:32 +01:00 committed by zah
parent 425854ba46
commit cb7e7a3cae
1 changed files with 25 additions and 0 deletions
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25
eth-rpc/server/jsonconverters.nim Normal file
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import json, stint
iterator bytes*(i: UInt256|Int256): byte =
let b = cast[ptr array[32, byte]](i.unsafeaddr)
var pos = 0
while pos < 32:
yield b[pos]
pos += 1
proc `%`*(n: UInt256): JsonNode =
## Generic constructor for JSON data. Creates a new `JInt JsonNode`.
result = newJArray()
for elem in n.bytes:
result.add(%int(elem))
proc `%`*(n: Int256): JsonNode =
## Generic constructor for JSON data. Creates a new `JInt JsonNode`.
result = newJArray()
for elem in n.bytes:
result.add(%int(elem))
proc `%`*(n: byte): JsonNode =
## Generic constructor for JSON data. Creates a new `JInt JsonNode`.
result = newJInt(int(n))