private Object[] scanBlockScalarIndentation () {
		StringBuilder chunks = new StringBuilder();
		int maxIndent = 0;
		while (BLANK_OR_LINEBR.indexOf(peek()) != -1)
			if (peek() != ' ')
				chunks.append(scanLineBreak());
			else {
				forward();
				if (column > maxIndent) maxIndent = column;
			}
		return new Object[] {chunks.toString(), maxIndent};
	}