38 lines
956 B
Rust
38 lines
956 B
Rust
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use crate::common::*;
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#[derive(Template)]
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#[template(path = "README.md")]
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pub(crate) struct Readme {
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pub(crate) table_of_contents: String,
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}
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const HEADING_PATTERN: &str = "(?m)^(?P<MARKER>#+) (?P<TEXT>.*)$";
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impl Readme {
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#[throws]
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pub(crate) fn load(template: &Path) -> Readme {
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let text = fs::read_to_string(template)?;
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let header_re = Regex::new(HEADING_PATTERN)?;
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let mut lines = Vec::new();
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for captures in header_re.captures_iter(&text).skip(2) {
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let marker = captures.name("MARKER").unwrap().as_str();
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let text = captures.name("TEXT").unwrap().as_str();
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let level = marker.len();
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let indentation = " ".repeat((level - 2) * 2);
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let slug = text
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.to_lowercase()
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.replace(' ', "-")
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.replace('.', "")
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.replace('&', "");
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lines.push(format!("{}- [{}](#{})", indentation, text, slug));
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}
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Readme {
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table_of_contents: lines.join("\n"),
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}
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}
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}
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