Files
smnp-py/smnp/runtime/evaluators/atom.py
2019-07-12 19:07:12 +02:00

64 lines
1.6 KiB
Python

from smnp.error.runtime import RuntimeException
from smnp.runtime.evaluator import Evaluator
from smnp.runtime.evaluators.expression import expressionEvaluator
from smnp.runtime.evaluators.iterable import abstractIterableEvaluator
from smnp.type.model import Type
class IntegerEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
return Type.integer(node.value)
class StringEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
return Type.string(node.value)
class NoteEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
return Type.note(node.value)
class BoolEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
return Type.bool(node.value)
class TypeEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
return Type.type(node.value)
class ListEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
list = abstractIterableEvaluator(expressionEvaluator(doAssert=True))(node, environment)
return Type.list(list)
class MapEvaluator(Evaluator):
@classmethod
def evaluator(cls, node, environment):
map = {}
exprEvaluator = expressionEvaluator(doAssert=True)
for entry in node.children:
key = exprEvaluator(entry.key, environment).value
if key in map:
raise RuntimeException(f"Duplicated key '{key.stringify()}' found in map", entry.pos)
map[key] = exprEvaluator(entry.value, environment).value
return Type.map(map)