nwaku/waku/common/envvar_serialization.nim

64 lines
1.6 KiB
Nim

when (NimMajor, NimMinor) < (1, 4):
{.push raises: [Defect].}
else:
{.push raises: [].}
import
stew/shims/macros,
serialization
import
./envvar_serialization/reader,
./envvar_serialization/writer
export
serialization,
reader,
writer
serializationFormat Envvar
Envvar.setReader EnvvarReader
Envvar.setWriter EnvvarWriter, PreferredOutput = void
template supports*(_: type Envvar, T: type): bool =
# The Envvar format should support every type
true
template decode*(_: type Envvar,
prefix: string,
RecordType: distinct type,
params: varargs[untyped]): auto =
mixin init, ReaderType
{.noSideEffect.}:
var reader = unpackArgs(init, [EnvvarReader, prefix, params])
reader.readValue(RecordType)
template encode*(_: type Envvar,
prefix: string,
value: auto,
params: varargs[untyped]) =
mixin init, WriterType, writeValue
{.noSideEffect.}:
var writer = unpackArgs(init, [EnvvarWriter, prefix, params])
writeValue writer, value
template loadFile*(_: type Envvar,
prefix: string,
RecordType: distinct type,
params: varargs[untyped]): auto =
mixin init, ReaderType, readValue
var reader = unpackArgs(init, [EnvvarReader, prefix, params])
reader.readValue(RecordType)
template saveFile*(_: type Envvar, prefix: string, value: auto, params: varargs[untyped]) =
mixin init, WriterType, writeValue
var writer = unpackArgs(init, [EnvvarWriter, prefix, params])
writer.writeValue(value)