def raise_if_not_identifier(O):
i = identifier_scan(code=O.value)
if (i < 0 or i != len(O.value)):
O.raise_error(msg="Not an identifier: %s" % repr(O.value))
def get(O, optional=False):
ssl = O.ssl
code = ssl.code
stop = O.stop
def return_none():
if (not optional):
if (stop == 0): ssl.raise_syntax_error()
else: ssl.raise_syntax_error(i=stop - 1)
O.i = None
return None
if (len(O.buffer) != 0):
O.i, result = O.buffer.pop(0)
if (result is None):
return_none()
return result
if (O.i is None):
if (optional):
return None
ssl.raise_internal_error(i=stop - 1)
while (O.i < stop):
i_code = O.i
c = code[i_code]
if ("=<>".find(c) >= 0):
if (code.startswith("=", i_code + 1)):
O.i += 2
return tk_op(ssl=ssl,
i_code=i_code,
value=code[i_code:i_code + 2])
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value=c)
if ("(),:+-".find(c) >= 0):
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value=c)
if (c == "'"):
O.i += 1
return tk_string(
ssl=ssl,
i_code=i_code,
value=ssl.strings[ssl.string_indices.index(i_code)])
if (c == "x" and code.startswith("'", i_code + 1)):
O.i += 2
return tk_hexadecimal(
ssl=ssl,
i_code=i_code,
value=ssl.strings[ssl.string_indices.index(i_code + 1)])
j = identifier_scan(code=code, start=i_code)
if (j > 0):
O.i = j
return tk_identifier(ssl=ssl,
i_code=i_code,
value=code[i_code:j])
if (c == "*"):
if (code.startswith("*", i_code + 1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="**")
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value="*")
if (c == "/"):
if (code.startswith("/", i_code + 1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="//")
if (code.startswith("=", i_code + 1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="/=")
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value="/")
if (c == "."):
return O.__after_dot(i_fld=i_code, i_dot=i_code)
j = unsigned_integer_scan(code=code, start=i_code, stop=stop)
if (j > 0):
if (j == stop):
O.i = j
return tk_integer(ssl=ssl,
i_code=i_code,
value=code[i_code:j])
cj = code[j]
if (cj == "."):
if (j + 1 == stop):
O.i = stop
return tk_real(ssl=ssl,
i_code=i_code,
value=code[i_code:stop])
return O.__after_dot(i_fld=i_code, i_dot=j)
if (cj == "e" or cj == "d"):
k = floating_point_scan_after_exponent_char(code=code,
start=j + 1,
stop=stop)
if (k < 0):
ssl.raise_error(msg="Invalid floating-point literal",
i=j + 1)
O.i = k
if (cj == "d"):
return tk_double_precision(ssl=ssl,
i_code=i_code,
value=code[i_code:k])
return tk_real(ssl=ssl,
i_code=i_code,
value=code[i_code:k])
O.i = j
return tk_integer(ssl=ssl, i_code=i_code, value=code[i_code:j])
ssl.raise_syntax_error(i=i_code)
return_none()
def get(O, optional=False):
ssl = O.ssl
code = ssl.code
stop = O.stop
def return_none():
if (not optional):
if (stop == 0): ssl.raise_syntax_error()
else: ssl.raise_syntax_error(i=stop-1)
O.i = None
return None
if (len(O.buffer) != 0):
O.i, result = O.buffer.pop(0)
if (result is None):
return_none()
return result
if (O.i is None):
if (optional):
return None
ssl.raise_internal_error(i=stop-1)
while (O.i < stop):
i_code = O.i
c = code[i_code]
if ("=<>".find(c) >= 0):
if (code.startswith("=", i_code+1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value=code[i_code:i_code+2])
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value=c)
if ("(),:+-".find(c) >= 0):
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value=c)
if (c == "'"):
O.i += 1
return tk_string(
ssl=ssl,
i_code=i_code,
value=ssl.strings[ssl.string_indices.index(i_code)])
if (c == "x" and code.startswith("'", i_code+1)):
O.i += 2
return tk_hexadecimal(
ssl=ssl,
i_code=i_code,
value=ssl.strings[ssl.string_indices.index(i_code+1)])
j = identifier_scan(code=code, start=i_code)
if (j > 0):
O.i = j
return tk_identifier(ssl=ssl, i_code=i_code, value=code[i_code:j])
if (c == "*"):
if (code.startswith("*", i_code+1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="**")
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value="*")
if (c == "/"):
if (code.startswith("/", i_code+1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="//")
if (code.startswith("=", i_code+1)):
O.i += 2
return tk_op(ssl=ssl, i_code=i_code, value="/=")
O.i += 1
return tk_op(ssl=ssl, i_code=i_code, value="/")
if (c == "."):
return O.__after_dot(i_fld=i_code, i_dot=i_code)
j = unsigned_integer_scan(code=code, start=i_code, stop=stop)
if (j > 0):
if (j == stop):
O.i = j
return tk_integer(ssl=ssl, i_code=i_code, value=code[i_code:j])
cj = code[j]
if (cj == "."):
if (j + 1 == stop):
O.i = stop
return tk_real(ssl=ssl, i_code=i_code, value=code[i_code:stop])
return O.__after_dot(i_fld=i_code, i_dot=j)
if (cj == "e" or cj == "d"):
k = floating_point_scan_after_exponent_char(
code=code, start=j+1, stop=stop)
if (k < 0):
ssl.raise_error(
msg="Invalid floating-point literal", i=j+1)
O.i = k
if (cj == "d"):
return tk_double_precision(
ssl=ssl, i_code=i_code, value=code[i_code:k])
return tk_real(ssl=ssl, i_code=i_code, value=code[i_code:k])
O.i = j
return tk_integer(ssl=ssl, i_code=i_code, value=code[i_code:j])
ssl.raise_syntax_error(i=i_code)
return_none()
def raise_if_not_identifier(O):
i = identifier_scan(code=O.value)
if (i < 0 or i != len(O.value)):
O.raise_error(msg="Not an identifier: %s" % repr(O.value))
