def parse_enum(node):
_kind = node.getText()
cls = Clazz(kind=_kind)
cls.name = node.getChild(0).getChild(0).getText()
_nodes = node.getChildren()[1:] # exclude name
constants = util.implode_id(util.mk_v_node_w_children(_nodes)).split(',')
for c in constants:
# define representative field
fld = field.Field(clazz=cls, mods=C.PBST, typ=cls.name, name=c)
cls.add_fld(fld)
# initialize it in <clinit>
f = exp.gen_E_id(cls.name)
init_e = exp.gen_E_new(exp.gen_E_call(f, []))
init_s = st.gen_S_assign(exp.gen_E_id(c), init_e)
cls.clinit_fld(fld, [init_s])
return cls
def parse_enum(node):
_kind = node.getText()
cls = Clazz(kind=_kind)
cls.name = node.getChild(0).getChild(0).getText()
_nodes = node.getChildren()[1:] # exclude name
constants = util.implode_id(util.mk_v_node_w_children(_nodes)).split(',')
for c in constants:
# define representative field
fld = field.Field(clazz=cls, mods=C.PBST, typ=cls.name, name=c)
cls.add_fld(fld)
# initialize it in <clinit>
f = exp.gen_E_id(cls.name)
init_e = exp.gen_E_new(exp.gen_E_call(f, []))
init_s = st.gen_S_assign(exp.gen_E_id(c), init_e)
cls.clinit_fld(fld, [init_s])
return cls
def clinit_fld(self, fld, init_ss=[]):
clinit = self.get_or_declare_clinit()
# make initializing statements
if not init_ss and not fld.is_final:
call = Clazz.call_init_if_instantiable(fld.typ)
if call: init_ss = [st.gen_S_assign(exp.gen_E_id(fld.name), call)]
# update the method body
if init_ss:
self.clinit.body.extend(init_ss[:])
def clinit_fld(self, fld, init_ss=[]):
clinit = self.get_or_declare_clinit()
# make initializing statements
if not init_ss and not fld.is_final:
call = Clazz.call_init_if_instantiable(fld.typ)
if call: init_ss = [st.gen_S_assign(exp.gen_E_id(fld.name), call)]
# update the method body
if init_ss:
self.clinit.body.extend(init_ss[:])
def init_fld(self, fld, init_ss=[]):
# declare <init> if not exists
inits = self.mtd_by_name(self._name)
if not inits: inits = [self.add_default_init()]
# make initializing statements
if not init_ss and not fld.is_final:
call = Clazz.call_init_if_instantiable(fld.typ)
if call: init_ss = [st.gen_S_assign(exp.gen_E_id(fld.name), call)]
# update the method body
if init_ss:
for init in inits: init.body.extend(init_ss[:])
def call_init(tname, params=[]):
args = []
try:
cls = class_lookup(tname)
inits = cls.mtd_by_name(tname) # AttributeError if cls is NoneType
for init in inits:
_args = method.sig_match(init.params, params)
# try to find best matched one
if len(args) <= len(_args): args = _args
except (AttributeError, IndexError): pass
f = exp.gen_E_id(tname)
args = map(exp.to_expression, args)
return exp.gen_E_new(exp.gen_E_call(f, args)), args
def init_fld(self, fld, init_ss=[]):
# declare <init> if not exists
inits = self.mtd_by_name(self._name)
if not inits: inits = [self.add_default_init()]
# make initializing statements
if not init_ss and not fld.is_final:
call = Clazz.call_init_if_instantiable(fld.typ)
if call: init_ss = [st.gen_S_assign(exp.gen_E_id(fld.name), call)]
# update the method body
if init_ss:
for init in inits:
init.body.extend(init_ss[:])
def call_init(tname, params=[]):
args = []
try:
cls = class_lookup(tname)
inits = cls.mtd_by_name(tname) # AttributeError if cls is NoneType
for init in inits:
_args = method.sig_match(init.params, params)
# try to find best matched one
if len(args) <= len(_args): args = _args
except (AttributeError, IndexError):
pass
f = exp.gen_E_id(tname)
args = map(exp.to_expression, args)
return exp.gen_E_new(exp.gen_E_call(f, args)), args
b = map(curried_s, rm_braces(ss))
s = gen_S_repeat(e, b)
# (S... minrepeat { (S... ) })
elif kind == "minrepeat":
ss = _nodes[1:] # exclude the first node: minrepeat
b = map(curried_s, rm_braces(ss))
s = gen_S_minrepeat(b)
# (S... for (FOR_CTRL typ var : (E... ) ) { (S... ) })
elif kind == "for":
ctrl = node.getChild(1)
ty = ctrl.getChild(0).getText()
i = ctrl.getChild(1).getText()
mtd.locals[i] = ty # NOTE: incorrect scope, in fact.
e_def = gen_E_id(i, ty)
e_iter = curried_e(ctrl.getChildren()[-1])
ss = _nodes[2:] # exclude first two nodes: for (... )
b = map(curried_s, rm_braces(ss))
s = gen_S_for(e_def, e_iter, b)
# (S... break Id? ';')
elif kind == "break":
# TODO: break identifier
s = gen_S_break()
# (S... try { (S... ) }
# (catch (PARAMS typ var) { (S... ) })*
# (finally { (S... ) })? )
elif kind == "try":
catches = []
b = map(curried_s, rm_braces(ss))
s = gen_S_repeat(e, b)
# (S... minrepeat { (S... ) })
elif kind == "minrepeat":
ss = _nodes[1:] # exclude the first node: minrepeat
b = map(curried_s, rm_braces(ss))
s = gen_S_minrepeat(b)
# (S... for (FOR_CTRL typ var : (E... ) ) { (S... ) })
elif kind == "for":
ctrl = node.getChild(1)
ty = ctrl.getChild(0).getText()
i = ctrl.getChild(1).getText()
mtd.locals[i] = ty # NOTE: incorrect scope, in fact.
e_def = gen_E_id(i, ty)
e_iter = curried_e(ctrl.getChildren()[-1])
ss = _nodes[2:] # exclude first two nodes: for (... )
b = map(curried_s, rm_braces(ss))
s = gen_S_for(e_def, e_iter, b)
# (S... break Id? ';')
elif kind == "break":
# TODO: break identifier
s = gen_S_break()
# (S... try { (S... ) }
# (catch (PARAMS typ var) { (S... ) })*
# (finally { (S... ) })? )
elif kind == "try":
catches = []