40 lines
1.4 KiB
Python
40 lines
1.4 KiB
Python
from smnp.ast.parser import parse
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from smnp.environment.factory import createEnvironment
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from smnp.error.runtime import RuntimeException
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from smnp.program.FileReader import readLines
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from smnp.runtime.evaluator import evaluate
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from smnp.token.tokenizer import tokenize
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class Interpreter:
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@staticmethod
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def interpretString(string, printTokens=False, printAst=False, execute=True, baseEnvironment=None):
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return Interpreter._interpret(string.splitlines(), printTokens, printAst, execute, baseEnvironment)
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@staticmethod
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def interpretFile(file, printTokens=False, printAst=False, execute=True, baseEnvironment=None):
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return Interpreter._interpret(readLines(file), printTokens, printAst, execute, baseEnvironment)
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@staticmethod
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def _interpret(lines, printTokens=False, printAst=False, execute=True, baseEnvironment=None):
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environment = createEnvironment()
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if baseEnvironment is not None:
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environment.extend(baseEnvironment)
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try:
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tokens = tokenize(lines)
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if printTokens:
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print(tokens)
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ast = parse(tokens)
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if printAst:
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ast.print()
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if execute:
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evaluate(ast, environment)
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return environment
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except RuntimeException as e:
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e.environment = environment
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raise e |