nim-confutils/confutils/envvar/envvar_serialization.nim

51 lines
1.4 KiB
Nim

import
stew/shims/macros,
serialization, ./reader, ./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)