48 lines
1.3 KiB
Nim
48 lines
1.3 KiB
Nim
# json-serialization
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# Copyright (c) 2019-2023 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import
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std/strutils,
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stew/shims/tables,
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../../json_serialization/[reader, writer, lexer]
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export tables
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type
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TableType = OrderedTable | Table
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proc writeValue*(
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writer: var JsonWriter, value: TableType) {.raises: [IOError].} =
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writer.beginRecord()
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for key, val in value:
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writer.writeField $key, val
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writer.endRecord()
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template to*(a: string, b: typed): untyped =
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{.error: "doesnt support keys with type " & $type(b) .}
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template to*(a: string, b: type int): int =
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parseInt(a)
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template to*(a: string, b: type float): float =
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parseFloat(a)
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template to*(a: string, b: type string): string =
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a
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proc readValue*(reader: var JsonReader, value: var TableType) =
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try:
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type KeyType = type(value.keys)
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type ValueType = type(value.values)
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value = init TableType
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for key, val in readObject(reader, string, ValueType):
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value[to(key, KeyType)] = val
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except ValueError as ex:
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reader.raiseUnexpectedValue("TableType: " & ex.msg)
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