python-efl/scripts/converters.py

131 lines
2.9 KiB
Python

import logging
log = logging.getLogger("efl.eolian.conv")
import re
from efl import eolian
docstring_replacements = (
("@brief ", ""),
(re.compile(r"@ingroup .+", re.S), r""),
(re.compile(r"@see (.+)(?!@)"), r":see: \1"),
("@return ", ":return: "),
(re.compile(r"@(note|warning) "), r".. \1:: "),
(re.compile(r"@(p|c) (\w+)"), r"``\2``"),
(re.compile(r"@(b) (\w+)"), r"**\2**"),
(re.compile(r"@(i) (\w+)"), r"*\2*"),
("EINA_TRUE", "True"),
("EINA_FALSE", "False"),
("NULL", "None"),
)
complex_types = (
"Eina_List"
)
mapping_in = {
# c_type: pyx_type
"Eina_Bool": "bint",
"char *": "",
"Evas_Object *": "_Eo_Base",
"Eo *": "_Eo_Base",
}
conversions_in = {
# c_type: (conversion, c_param_convert)
"Eina_Bool": (None, None),
"char *": (
"if isinstance({0}, unicode): {0} = PyUnicode_AsUTF8String({0})",
"<{1}>if {0} is not None else NULL"
),
"Evas_Object *": (None, "{0}.obj"),
"Eo *": (None, "{0}.obj"),
}
mapping_out = {
# c_type: pyx_type
"bool": "bint",
"char *": "unicode",
"Elm_Object_Item *": "_ObjectItem",
"Evas_Object *": "_Eo_Base",
"Eo *": "_Eo_Base",
}
conversions_out = {
# c_type: conversion
"bool": "bool({0})",
"char *": '{0}.decode("utf-8")',
"Elm_Object_Item *": 'object_item_to_python({0})',
"Evas_Object *": 'object_from_instance({0})',
"Eo": 'object_from_instance({0})',
}
def conv_cls_name(name):
s = name.split("_")
if len(s) > 1:
return s[0], "_".join(s[1:])
else:
return name, name
def remove_type_prefixes(ctype):
for t in "const ", "unsigned ", "short ":
ctype = ctype.replace(t, "")
return ctype
def convert_in_param(tp, name, is_nonull=None):
if tp.type == eolian.TypeType.POINTER:
c_type = tp.c_type
tp = tp.base_type
else:
c_type = tp.c_type
key = tp.name if tp.name else c_type
conv_expr = conversions_in.get(key)
c_type = conversions_in.get(key, c_type)
if tp.type == eolian.TypeType.CLASS:
key = "{0}.obj".format(key)
if not is_nonull:
key = "<{0}>if {1} is not None else NULL".format(c_type, name)
return conv_expr, c_type, key
def convert_out_param(tp, name):
if tp.type == eolian.TypeType.POINTER:
tp = tp.base_type
key = tp.name if tp.name else tp.c_type
conv = conversions_out.get(key)
if not conv:
return tp.c_type, name
name = conv.format(name)
return tp.c_type, name
def conv_type_ret(tp):
if not tp:
return
c_type = tp.c_type
key = tp.name if tp.name else c_type
#c_t = remove_type_prefixes(tp)
py_t = mapping_out.get(key)
if py_t is None:
log.warn("Unknown ret type: %s", key)
return c_type, c_type
py_ret_type = py_t[0]
c_ret_type = remove_type_prefixes(c_type)
return py_ret_type, c_ret_type