def analyzeOperands(operands):
analyzedOperands = pair.listMap(analyze, operands)
## Simple case: if no operands, return something that just
## passes NIL to its continuation
def analyzed(env, cont):
return execRands(analyzedOperands, env, cont)
return analyzed
def expandQuasiquotation(exp, depth=1):
"""Takes a quasiquoted expression and constructs a new quoted
expression.
FIXME: this function is SO evil. *grin* Must clean this up.
"""
if not pair.isList(exp):
return makeQuoted(exp)
if isUnquoted(exp):
if depth == 1:
return textOfUnquotation(exp)
else:
return pair.list(
Symbol("list"),
makeQuoted(Symbol("unquote")),
expandQuasiquotation(textOfUnquotation(exp), depth - 1))
if isQuasiquoted(exp):
return pair.list(
Symbol("list"),
makeQuoted(Symbol("quasiquote")),
expandQuasiquotation(textOfUnquotation(exp), depth + 1))
else:
return pair.cons(
Symbol("list"),
pair.listMap(lambda subexp:
expandQuasiquotation(subexp, depth),
exp))
def expandQuasiquotation(exp, depth=1):
"""Takes a quasiquoted expression and constructs a new quoted
expression.
FIXME: this function is SO evil. *grin* Must clean this up.
"""
if not pair.isList(exp):
return makeQuoted(exp)
if isUnquoted(exp):
if depth == 1:
return textOfUnquotation(exp)
else:
return pair.list(
Symbol("list"), makeQuoted(Symbol("unquote")),
expandQuasiquotation(textOfUnquotation(exp), depth - 1))
if isQuasiquoted(exp):
return pair.list(
Symbol("list"), makeQuoted(Symbol("quasiquote")),
expandQuasiquotation(textOfUnquotation(exp), depth + 1))
else:
return pair.cons(
Symbol("list"),
pair.listMap(lambda subexp: expandQuasiquotation(subexp, depth),
exp))