def reduceScopeOp(expressionTree,environmentFrames):
if len(expressionTree) > 2: raise ValueError("Scope operator takes exactly two arguments")
scope,scoped = expressionTree[0],expressionTree[1]
scopeRator,scopeRand = scope.nodes[0],scope.nodes[1:]
scopedRator,scopedRand = scoped.nodes[0],scoped.nodes[1:]
if not (scopeRator.name == scopedRator.name == "Term"): raise ValueError("Scope arguments must be Terms")
op = data.computedMatchVectorOp(data.OP_SCOPE)
return op(reduceTerm(scopeRand,environmentFrames),reduceTerm(scopedRand,environmentFrames))
def reduceWithinOp(expressionTree,environmentFrames): count,expressionTree = expressionTree[0],expressionTree[1:] if isinstance(count,compiler.ast.Const): count = count.value op = data.computedMatchVectorOp(data.OP_WITHIN) return op(count,*[reduceTopLevel(expression,environmentFrames) for expression in expressionTree]) return None
def reduceScopeOp(expressionTree, environmentFrames):
if len(expressionTree) > 2:
raise ValueError("Scope operator takes exactly two arguments")
scope, scoped = expressionTree[0], expressionTree[1]
scopeRator, scopeRand = scope.nodes[0], scope.nodes[1:]
scopedRator, scopedRand = scoped.nodes[0], scoped.nodes[1:]
if not (scopeRator.name == scopedRator.name == "Term"):
raise ValueError("Scope arguments must be Terms")
op = data.computedMatchVectorOp(data.OP_SCOPE)
return op(reduceTerm(scopeRand, environmentFrames),
reduceTerm(scopedRand, environmentFrames))
def reduceWithinOp(expressionTree, environmentFrames):
count, expressionTree = expressionTree[0], expressionTree[1:]
if isinstance(count, compiler.ast.Const):
count = count.value
op = data.computedMatchVectorOp(data.OP_WITHIN)
return op(
count, *[
reduceTopLevel(expression, environmentFrames)
for expression in expressionTree
])
return None
def reduceSimpleOperator(opcode,expressionTree,environmentFrames): op = data.computedMatchVectorOp(opcode) return op(*[reduceTopLevel(expression,environmentFrames) for expression in expressionTree])
def reduceSimpleOperator(opcode, expressionTree, environmentFrames):
op = data.computedMatchVectorOp(opcode)
return op(*[
reduceTopLevel(expression, environmentFrames)
for expression in expressionTree
])
