110 lines
3.0 KiB
Python
110 lines
3.0 KiB
Python
from smnp.ast.node.block import BlockNode
|
|
from smnp.ast.node.expression import ExpressionNode
|
|
from smnp.ast.node.identifier import IdentifierNode
|
|
from smnp.ast.node.iterable import abstractIterableParser
|
|
from smnp.ast.node.model import Node
|
|
from smnp.ast.node.none import NoneNode
|
|
from smnp.ast.node.statement import StatementNode
|
|
from smnp.ast.node.type import TypeNode
|
|
from smnp.ast.parser import Parser
|
|
from smnp.token.type import TokenType
|
|
|
|
|
|
class ArgumentsDeclarationNode(Node):
|
|
|
|
@classmethod
|
|
def _parse(cls, input):
|
|
raise RuntimeError("This class is not supposed to be automatically called")
|
|
|
|
|
|
class ArgumentDefinitionNode(ExpressionNode):
|
|
def __init__(self, pos):
|
|
super().__init__(pos)
|
|
self.children.append(NoneNode())
|
|
|
|
@property
|
|
def type(self):
|
|
return self[0]
|
|
|
|
@type.setter
|
|
def type(self, value):
|
|
self[0] = value
|
|
|
|
@property
|
|
def variable(self):
|
|
return self[1]
|
|
|
|
@variable.setter
|
|
def variable(self, value):
|
|
self[1] = value
|
|
|
|
@classmethod
|
|
def parser(cls):
|
|
def createNode(type, variable):
|
|
node = ArgumentDefinitionNode(type.pos)
|
|
node.type = type
|
|
node.variable = variable
|
|
return node
|
|
|
|
return Parser.allOf(
|
|
TypeNode.parse,
|
|
Parser.doAssert(IdentifierNode.identifierParser(), "variable name"),
|
|
createNode=createNode
|
|
)
|
|
|
|
@classmethod
|
|
def _parse(cls, input):
|
|
#TODO
|
|
raise RuntimeError("Not implemented yet. There is still required work to correctly build AST related to IdentifierNode")
|
|
|
|
|
|
|
|
class FunctionDefinitionNode(StatementNode):
|
|
def __init__(self, pos):
|
|
super().__init__(pos)
|
|
self.children = [NoneNode(), NoneNode(), NoneNode()]
|
|
|
|
@property
|
|
def name(self):
|
|
return self[0]
|
|
|
|
@name.setter
|
|
def name(self, value):
|
|
self[0] = value
|
|
|
|
@property
|
|
def arguments(self):
|
|
return self[1]
|
|
|
|
@arguments.setter
|
|
def arguments(self, value):
|
|
self[1] = value
|
|
|
|
@property
|
|
def body(self):
|
|
return self[2]
|
|
|
|
@body.setter
|
|
def body(self, value):
|
|
self[2] = value
|
|
|
|
@classmethod
|
|
def _parse(cls, input):
|
|
def createNode(function, name, arguments, body):
|
|
node = FunctionDefinitionNode(function.pos)
|
|
node.name = name
|
|
node.arguments = arguments
|
|
node.body = body
|
|
return node
|
|
|
|
return Parser.allOf(
|
|
Parser.terminalParser(TokenType.FUNCTION),
|
|
Parser.doAssert(IdentifierNode.identifierParser(), "function name"),
|
|
Parser.doAssert(cls._argumentsDeclarationParser(), "arguments list"),
|
|
Parser.doAssert(BlockNode.parse, "function body"),
|
|
createNode=createNode
|
|
)(input)
|
|
|
|
@staticmethod
|
|
def _argumentsDeclarationParser():
|
|
return abstractIterableParser(ArgumentsDeclarationNode, TokenType.OPEN_PAREN, TokenType.CLOSE_PAREN, ArgumentDefinitionNode.parser()) |