Skip to main content

harper_git_commit/
lib.rs

1use harper_core::parsers::{self, Markdown, MarkdownOptions, Parser};
2use harper_core::{Token, TokenKind};
3use harper_tree_sitter::TreeSitterMasker;
4use tree_sitter::Node;
5
6pub struct GitCommitParser {
7    inner: parsers::Mask<TreeSitterMasker, Markdown>,
8}
9
10impl GitCommitParser {
11    fn node_condition(n: &Node) -> bool {
12        matches!(n.kind(), "subject" | "message_line" | "breaking_change")
13    }
14
15    pub fn new(markdown_options: MarkdownOptions) -> Self {
16        Self {
17            inner: parsers::Mask::new(
18                TreeSitterMasker::new(tree_sitter_gitcommit::LANGUAGE.into(), Self::node_condition),
19                Markdown::new(markdown_options),
20            ),
21        }
22    }
23}
24
25impl Default for GitCommitParser {
26    fn default() -> Self {
27        Self::new(MarkdownOptions::default())
28    }
29}
30
31impl Parser for GitCommitParser {
32    fn parse(&self, source: &[char]) -> Vec<Token> {
33        let mut tokens = self.inner.parse(source);
34
35        for token in &mut tokens {
36            if let TokenKind::Space(v) = &mut token.kind {
37                *v = (*v).clamp(0, 1);
38            }
39        }
40
41        tokens
42    }
43}