comparison mercurial/templatefilters.py @ 11890:9dac951d0185 stable

templatefilters: use \uxxxx style escape for JSON string

It's embeddable in plain javascript, and also conforms to JSON standard.

11889:3b65c3c3cc8d

]

def jsonescape(s):
    for k, v in _escapes:
        s = s.replace(k, v)
    return s

def json(obj):
    if obj is None or obj is False or obj is True:
        return {None: 'null', False: 'false', True: 'true'}[obj]
    elif isinstance(obj, int) or isinstance(obj, float):
        return str(obj)
    elif isinstance(obj, str):
        u = unicode(obj, encoding.encoding, 'replace')
        return '"%s"' % jsonescape(u).encode('utf-8')
    elif isinstance(obj, unicode):
        return '"%s"' % jsonescape(obj).encode('utf-8')
    elif hasattr(obj, 'keys'):
        out = []
        for k, v in obj.iteritems():
            s = '%s: %s' % (json(k), json(v))
            out.append(s)

11890:9dac951d0185

]

def jsonescape(s):
    for k, v in _escapes:
        s = s.replace(k, v)

    def uescape(c):
        if ord(c) < 0x80:
            return c
        else:
            return '\\u%04x' % ord(c)
    return ''.join(uescape(c) for c in s)

def json(obj):
    if obj is None or obj is False or obj is True:
        return {None: 'null', False: 'false', True: 'true'}[obj]
    elif isinstance(obj, int) or isinstance(obj, float):
        return str(obj)
    elif isinstance(obj, str):
        u = unicode(obj, encoding.encoding, 'replace')
        return '"%s"' % jsonescape(u)
    elif isinstance(obj, unicode):
        return '"%s"' % jsonescape(obj)
    elif hasattr(obj, 'keys'):
        out = []
        for k, v in obj.iteritems():
            s = '%s: %s' % (json(k), json(v))
            out.append(s)