static JSONStatus_t skipCollection()

in source/core_json.c [1044:1113]
55 lines of code
15 McCabe index (conditional complexity)

static JSONStatus_t skipCollection( const char * buf,
                                    size_t * start,
                                    size_t max )
{
    JSONStatus_t ret = JSONPartial;
    char c, stack[ JSON_MAX_DEPTH ];
    int16_t depth = -1;
    size_t i;

    assert( ( buf != NULL ) && ( start != NULL ) && ( max > 0U ) );

    i = *start;

    while( i < max )
    {
        c = buf[ i ];
        i++;

        switch( c )
        {
            case '{':
            case '[':
                depth++;

                if( depth == JSON_MAX_DEPTH )
                {
                    ret = JSONMaxDepthExceeded;
                    break;
                }

                stack[ depth ] = c;
                skipScalars( buf, &i, max, stack[ depth ] );
                break;

            case '}':
            case ']':

                if( ( depth > 0 ) && isMatchingBracket_( stack[ depth ], c ) )
                {
                    depth--;

                    if( skipSpaceAndComma( buf, &i, max ) == true )
                    {
                        skipScalars( buf, &i, max, stack[ depth ] );
                    }

                    break;
                }

                ret = ( depth == 0 ) ? JSONSuccess : JSONIllegalDocument;
                break;

            default:
                ret = JSONIllegalDocument;
                break;
        }

        if( ret != JSONPartial )
        {
            break;
        }
    }

    if( ret == JSONSuccess )
    {
        *start = i;
    }

    return ret;
}