def check_braces(self, s):
"""
Raise an exception if the given string has unmatched braces.
>>> w = Writer()
>>> w.check_braces('Cat eats carrots.')
>>> w.check_braces('Cat eats {carrots}.')
>>> w.check_braces('Cat eats {carrots{}}.')
>>> w.check_braces('')
>>> w.check_braces('end}')
>>> try:
... w.check_braces('{')
... except BibTeXError, error:
... print error
String has unmatched braces: {
>>> w.check_braces('{test}}')
>>> try:
... w.check_braces('{{test}')
... except BibTeXError, error:
... print error
String has unmatched braces: {{test}
"""
tokens = list(scan_bibtex_string(s))
if tokens:
end_brace_level = tokens[-1][1]
if end_brace_level != 0:
raise BibTeXError('String has unmatched braces: %s' % s)
def check_braces(self, s):
"""
Raise an exception if the given string has unmatched braces.
>>> w = Writer()
>>> w.check_braces('Cat eats carrots.')
>>> w.check_braces('Cat eats {carrots}.')
>>> w.check_braces('Cat eats {carrots{}}.')
>>> w.check_braces('')
>>> w.check_braces('end}')
>>> try:
... w.check_braces('{')
... except BibTeXError, error:
... print error
String has unmatched braces: {
>>> w.check_braces('{test}}')
>>> try:
... w.check_braces('{{test}')
... except BibTeXError, error:
... print error
String has unmatched braces: {{test}
"""
tokens = list(scan_bibtex_string(s))
if tokens:
end_brace_level = tokens[-1][1]
if end_brace_level != 0:
raise BibTeXError('String has unmatched braces: %s' % s)
def is_von_name(string):
if string[0].isupper():
return False
if string[0].islower():
return True
else:
for char, brace_level in scan_bibtex_string(string):
if brace_level == 0 and char.isalpha():
return char.islower()
elif brace_level == 1 and char.startswith('\\'):
return special_char_islower(char)
return False
def is_von_name(string):
if string[0].isupper():
return False
if string[0].islower():
return True
else:
for char, brace_level in scan_bibtex_string(string):
if brace_level == 0 and char.isalpha():
return char.islower()
elif brace_level == 1 and char.startswith('\\'):
return special_char_islower(char)
return False
def check_braces(self, s):
end_brace_level = list(scan_bibtex_string(s))[-1][1]
if end_brace_level != 0:
raise BibTeXError('String has unmatched braces: %s' % s)
