blockwatch 0.3.0

Language agnostic linter that keeps your code and documentation in sync and valid
Documentation 
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use crate::block_parser::{BlocksFromCommentsParser, BlocksParser};
use crate::language_parsers::{CommentsParser, xml_style_comments_parser};

/// Returns a [`BlocksParser`] for Xml.
pub(super) fn parser() -> anyhow::Result<impl BlocksParser> {
    Ok(BlocksFromCommentsParser::new(comments_parser()?))
}

fn comments_parser() -> anyhow::Result<impl CommentsParser> {
    let xml_language = tree_sitter_xml::LANGUAGE_XML.into();
    let parser = xml_style_comments_parser(&xml_language, "Comment");
    Ok(parser)
}

#[cfg(test)]
mod tests {
    use super::*;
    use crate::{Position, language_parsers::Comment};

    #[test]
    fn parses_xml_comments_correctly() -> anyhow::Result<()> {
        let mut comments_parser = comments_parser()?;

        let blocks: Vec<Comment> = comments_parser
            .parse(
                r#"
            <!-- This is a comment -->
            <root>
                <!-- Another comment -->
                <child>Value</child>
                <!-- 
                Multiline comment 
                <foo>bar</foo>
                -->
            </root>
            <!-- Final comment -->
            "#,
            )
            .collect();

        assert_eq!(
            blocks,
            vec![
                Comment {
                    position_range: Position::new(2, 13)..Position::new(2, 39),
                    source_range: 13..39,
                    comment_text: "     This is a comment    ".to_string()
                },
                Comment {
                    position_range: Position::new(4, 17)..Position::new(4, 41),
                    source_range: 75..99,
                    comment_text: "     Another comment    ".to_string()
                },
                Comment {
                    position_range: Position::new(6, 17)..Position::new(9, 20),
                    source_range: 153..244,
                    comment_text: "     \n                Multiline comment \n                <foo>bar</foo>\n                   ".to_string()
                },
                Comment {
                    position_range: Position::new(11, 13)..Position::new(11, 35),
                    source_range: 277..299,
                    comment_text: "     Final comment    ".to_string()
                }
            ]
        );

        Ok(())
    }
}