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from rpython.annotator.model import SomeChar, SomeUnicodeCodePoint
from rpython.rlib.rstring import INIT_SIZE
from rpython.rtyper.lltypesystem import lltype
from rpython.rtyper.rmodel import Repr
class AbstractStringBuilderRepr(Repr):
def rtyper_new(self, hop):
if len(hop.args_v) == 0:
v_arg = hop.inputconst(lltype.Signed, INIT_SIZE)
else:
v_arg = hop.inputarg(lltype.Signed, 0)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_new, v_arg)
def rtype_method_append(self, hop):
if isinstance(hop.args_s[1], (SomeChar, SomeUnicodeCodePoint)):
vlist = hop.inputargs(self, self.char_repr)
func = self.ll_append_char
else:
vlist = hop.inputargs(self, self.string_repr)
func = self.ll_append
hop.exception_cannot_occur()
return hop.gendirectcall(func, *vlist)
def rtype_method_append_slice(self, hop):
vlist = hop.inputargs(self, self.string_repr,
lltype.Signed, lltype.Signed)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_append_slice, *vlist)
def rtype_method_append_multiple_char(self, hop):
vlist = hop.inputargs(self, self.char_repr, lltype.Signed)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_append_multiple_char, *vlist)
def rtype_method_append_charpsize(self, hop):
vlist = hop.inputargs(self, self.raw_ptr_repr, lltype.Signed)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_append_charpsize, *vlist)
def rtype_method_getlength(self, hop):
vlist = hop.inputargs(self)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_getlength, *vlist)
def rtype_method_build(self, hop):
vlist = hop.inputargs(self)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_build, *vlist)
def rtype_bool(self, hop):
vlist = hop.inputargs(self)
hop.exception_cannot_occur()
return hop.gendirectcall(self.ll_bool, *vlist)
def convert_const(self, value):
if value is None:
return self.empty()
s = value.build()
ll_obj = self.ll_new(len(s))
self.ll_append(ll_obj, self.convert_to_ll(s))
return ll_obj
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