func yaml_parser_scan_to_next_token()

in yaml/scannerc.go [1459:1514]

• 39 lines of code
• 22 McCabe index (conditional complexity)

func yaml_parser_scan_to_next_token(parser *yaml_parser_t) bool {

	// Until the next token is not found.
	for {
		// Allow the BOM mark to start a line.
		if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
			return false
		}
		if parser.mark.column == 0 && is_bom(parser.buffer, parser.buffer_pos) {
			skip(parser)
		}

		// Eat whitespaces.
		// Tabs are allowed:
		//  - in the flow context
		//  - in the block context, but not at the beginning of the line or
		//  after '-', '?', or ':' (complex value).
		if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
			return false
		}

		for parser.buffer[parser.buffer_pos] == ' ' || ((parser.flow_level > 0 || !parser.simple_key_allowed) && parser.buffer[parser.buffer_pos] == '\t') {
			skip(parser)
			if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
				return false
			}
		}

		// Eat a comment until a line break.
		if parser.buffer[parser.buffer_pos] == '#' {
			for !is_breakz(parser.buffer, parser.buffer_pos) {
				skip(parser)
				if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) {
					return false
				}
			}
		}

		// If it is a line break, eat it.
		if is_break(parser.buffer, parser.buffer_pos) {
			if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) {
				return false
			}
			skip_line(parser)

			// In the block context, a new line may start a simple key.
			if parser.flow_level == 0 {
				parser.simple_key_allowed = true
			}
		} else {
			break // We have found a token.
		}
	}

	return true
}