Esempio n. 1
0
        public override int Match(Matcher m,
                                  ReaderBuffer buffer,
                                  int start,
                                  int skip)
        {
            int c;

            if (skip != 0)
            {
                return(-1);
            }

            c = buffer.Peek(start);
            if (c < 0)
            {
                m.SetReadEndOfString();
                return(-1);
            }

            if (m.IsCaseInsensitive())
            {
                c = (int)Char.ToLower((char)c);
            }

            return(InSet((char)c) ? 1 : -1);
        }
Esempio n. 2
0
        public override int Match(Matcher m,
                                  ReaderBuffer buffer,
                                  int start,
                                  int skip)
        {
            if (skip != 0)
            {
                return(-1);
            }

            for (int i = 0; i < _value.Length; i++)
            {
                var c = buffer.Peek(start + i);
                if (c < 0)
                {
                    m.SetReadEndOfString();
                    return(-1);
                }

                if (m.IsCaseInsensitive())
                {
                    c = (int)Char.ToLower((char)c);
                }

                if (c != (int)_value[i])
                {
                    return(-1);
                }
            }

            return(_value.Length);
        }
Esempio n. 3
0
        /// <summary>
        /// Returns the length of a matching string starting at the
        /// specified position. The number of matches to skip can also
        /// be specified, but numbers higher than zero (0) cause a
        /// failed match for any element that doesn't attempt to
        /// combine other elements.
        /// </summary>
        /// <param name="m">The matcher being used</param>
        /// <param name="buffer">The input character buffer to match</param>
        /// <param name="start">The starting position</param>
        /// <param name="skip">The number of matches to skip</param>
        /// <returns>
        /// The length of the longest matching string, or -1 if no match is found
        /// </returns>
        /// <exception cref="IOException">If an I/O error occurred</exception>
        public override int Match(
            Matcher m,
            ReaderBuffer buffer,
            int start,
            int skip)
        {
            int c;

            if (skip != 0)
            {
                return -1;
            }

            for (int i = 0; i < this.value.Length; i++)
            {
                c = buffer.Peek(start + i);
                if (c < 0)
                {
                    m.SetReadEndOfString();
                    return -1;
                }

                if (m.IsCaseInsensitive)
                {
                    c = (int)char.ToLower((char)c);
                }

                if (c != (int)this.value[i])
                {
                    return -1;
                }
            }

            return this.value.Length;
        }