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use crate::{Format, Markdown};
use super::Adapter;
#[derive(Default, Debug)]
pub struct TomlAdapter();
impl Adapter for TomlAdapter {
fn adapt<T>(&self, mut md: Markdown) -> crate::MarkdownResult
where
T: serde::ser::Serialize + serde::de::DeserializeOwned,
{
match md.format() {
Format::TOML => Ok(md),
Format::JSON | Format::YAML => {
let data = super::de_fm::<T>(&md)?;
md.set_front_matter(self.ser_fm(&data)?);
md.set_format(Format::TOML);
Ok(md)
}
}
}
fn ser_fm<T>(&self, data: &T) -> Result<String, crate::Error>
where
T: serde::Serialize,
{
let mut front_matter = toml::to_string(&data)?;
if front_matter.ends_with("\n") {
front_matter.pop();
}
Ok(front_matter)
}
}