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Greatly simplify unicode_to_number

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This also has the virtue of making number parsing locale independent, as
is required for parsing CSS literals
This commit is contained in:
Kovid Goyal 2019-05-01 17:10:21 +05:30
parent 3de9c83787
commit d324e776b5
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 12 additions and 26 deletions
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1
src/tinycss/tests/color3.py
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@ -9,6 +9,7 @@ __copyright__ = '2014, Kovid Goyal <kovid at kovidgoyal.net>'
from tinycss.color3 import parse_color_string, hsl_to_rgb from tinycss.color3 import parse_color_string, hsl_to_rgb
from tinycss.tests import BaseTest from tinycss.tests import BaseTest
class TestColor3(BaseTest): class TestColor3(BaseTest):
def test_color_parsing(self): def test_color_parsing(self):

37
src/tinycss/tokenizer.c
View File

@ -203,41 +203,24 @@ tokenize_init(PyObject *self, PyObject *args) {
#endif #endif
#define END_ITER_CODE_PTS }} #define END_ITER_CODE_PTS }}
static PyObject *dot = NULL;
static PyObject *unicode_to_number(PyObject *src) { static PyObject *unicode_to_number(PyObject *src) {
const char *utf8_data;
#if PY_MAJOR_VERSION >= 3 #if PY_MAJOR_VERSION >= 3
utf8_data = PyUnicode_AsUTF8(src); PyObject* ans = PyFloat_FromString(src);
if (!utf8_data) return NULL;
#else #else
PyObject *utf_8_temp = PyUnicode_AsUTF8String(src); PyObject* ans = PyFloat_FromString(src, NULL);
if (utf_8_temp == NULL) return NULL;
utf8_data = PyString_AS_STRING(utf_8_temp);
#endif #endif
PyObject *ans = NULL; double val = PyFloat_AsDouble(ans);
char *end = NULL; long lval = (long)val;
if (strchr(utf8_data, '.')) { if (val - lval != 0) return ans;
double d = 0; Py_DECREF(ans);
errno = 0;
d = strtod(utf8_data, &end);
if (errno != 0 || (end == utf8_data)) PyErr_SetString(PyExc_ValueError, "Not a valid float");
else ans = PyFloat_FromDouble(d);
} else {
long d = 0;
errno = 0;
d = strtol(utf8_data, &end, 10);
if (errno != 0 || (end == utf8_data)) PyErr_SetString(PyExc_ValueError, "Not a valid integer");
#if PY_MAJOR_VERSION >= 3 #if PY_MAJOR_VERSION >= 3
else ans = PyLong_FromLong(d); return PyLong_FromLong(lval);
#else #else
else ans = PyInt_FromLong(d); return PyInt_FromLong(lval);
#endif #endif
} }
#if PY_MAJOR_VERSION < 3
Py_DECREF(utf_8_temp);
#endif
return ans;
}
static void lowercase(PyObject *x) { static void lowercase(PyObject *x) {
@ -516,6 +499,8 @@ CALIBRE_MODINIT_FUNC inittokenizer(void) {
Py_INCREF(&tokenizer_TokenType); Py_INCREF(&tokenizer_TokenType);
PyModule_AddObject(mod, "Token", (PyObject *) &tokenizer_TokenType); PyModule_AddObject(mod, "Token", (PyObject *) &tokenizer_TokenType);
dot = PyUnicode_FromString(".");
if (dot == NULL) INITERROR;
#if PY_MAJOR_VERSION >= 3 #if PY_MAJOR_VERSION >= 3
return mod; return mod;