Function yaml_parser_unroll_indent

scannerc.go:1029–1080

Pop indentation levels from the indents stack until the current level becomes less or equal to the column. For each indentation level, append the BLOCK-END token.

(parser *yaml_parser_t, column int, scan_mark yaml_mark_t)

// becomes less or equal to the column.  For each indentation level, append
// the BLOCK-END token.
func yaml_parser_unroll_indent(parser *yaml_parser_t, column int, scan_mark yaml_mark_t) bool {
	// In the flow context, do nothing.
	if parser.flow_level > 0 {
		return true
	}

	block_mark := scan_mark
	block_mark.index--

	// Loop through the indentation levels in the stack.
	for parser.indent > column {

		// [Go] Reposition the end token before potential following
		//      foot comments of parent blocks. For that, search
		//      backwards for recent comments that were at the same
		//      indent as the block that is ending now.
		stop_index := block_mark.index
		for i := len(parser.comments) - 1; i >= 0; i-- {
			comment := &parser.comments[i]

			if comment.end_mark.index < stop_index {
				// Don't go back beyond the start of the comment/whitespace scan, unless column < 0.
				// If requested indent column is < 0, then the document is over and everything else
				// is a foot anyway.
				break
			}
			if comment.start_mark.column == parser.indent+1 {
				// This is a good match. But maybe there's a former comment
				// at that same indent level, so keep searching.
				block_mark = comment.start_mark
			}

			// While the end of the former comment matches with
			// the start of the following one, we know there's
			// nothing in between and scanning is still safe.
			stop_index = comment.scan_mark.index
		}

		// Create a token and append it to the queue.
		token := yaml_token_t{
			typ:        yaml_BLOCK_END_TOKEN,
			start_mark: block_mark,
			end_mark:   block_mark,
		}
		yaml_insert_token(parser, -1, &token)

		// Pop the indentation level.
		parser.indent = parser.indents[len(parser.indents)-1]
		parser.indents = parser.indents[:len(parser.indents)-1]
	}
	return true
}

// Initialize the scanner and produce the STREAM-START token.
func yaml_parser_fetch_stream_start(parser *yaml_parser_t) bool {