28 lines
767 B
Python
28 lines
767 B
Python
from emis_funky_funktions import *
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from typing import *
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from pattern import lex_and_parse_pattern
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from ir import Expression, Function, Application, Int, Variable, LetBinding, ReplHole
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import json
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JsonType: TypeAlias = 'Mapping[str, JsonType] | Sequence[JsonType] | int | str'
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def json_to_ir(j: JsonType) -> Expression:
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if isinstance(j, Mapping):
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return Function(tuple(
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#TODO handle parse errors
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(unwrap_r(lex_and_parse_pattern(k)), json_to_ir(v))
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for (k, v) in j.items()
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))
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elif isinstance(j, str):
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return Variable(j)
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elif isinstance(j, Sequence):
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match j:
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case [first, *rest]:
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return Application(json_to_ir(first), [json_to_ir(a) for a in rest])
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case []:
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return ReplHole()
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raise Exception('Unreachable')
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else:
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return Int(j) |