def value(self):
"""Value of the literal (`float`)."""
float_str = first_token(self._node).spelling
# Remove any C-specific suffix (f, F, l, L) so we can use Python's
# float constructor to parse the string.
float_str = re.sub(r'^(.*)[fFlL]$', r'\1', float_str)
return float(float_str)
def value(self):
"""Value of the literal (`int`)."""
if not any(self._node.get_tokens()):
return None
int_str = first_token(self._node).spelling
# Remove any C-specific suffix (u, U, l, L, ll, LL) so we can use
# Python's int constructor to parse the string.
int_str = re.sub(r'^(.*?)(ll|LL|[uUlL])$', r'\1', int_str)
if int_str.lower().startswith('0x'):
return int(int_str, 16)
return int(int_str)
def value(self):
"""Value of the literal (`str`)."""
# Strip the leading and ending quotes (').
return first_token(self._node).spelling[1:-1]
def value(self):
"""Value of the literal (`str`)."""
# Remove a wide-string-literal prefix (L, if any) and strip the leading
# and ending quotes (").
return re.sub(r'L?"(.*)"', r'\1', first_token(self._node).spelling)
def test_returns_first_token(self):
expr_node = self.get_expr('1 + 2', 'int')._node
self.assertEqual(first_token(expr_node).spelling, '1')