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source_type.rs
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source_type.rs
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use serde::Deserialize;
use std::path::{Path, PathBuf};
#[derive(Clone, Debug, Deserialize, Eq, PartialEq)]
pub enum SourceType {
#[serde(rename = "js")]
JS,
#[serde(rename = "jsx")]
JSX,
#[serde(rename = "ts")]
TS,
#[serde(rename = "tsx")]
TSX,
#[serde(rename = "??")]
Unknown,
}
impl<'a> From<&'a Path> for SourceType {
fn from(path: &'a Path) -> Self {
SourceType::from_path(path)
}
}
impl<'a> From<&'a PathBuf> for SourceType {
fn from(path: &'a PathBuf) -> Self {
SourceType::from_path(path)
}
}
impl<'a> From<&'a String> for SourceType {
fn from(specifier: &'a String) -> Self {
SourceType::from_path(&PathBuf::from(specifier))
}
}
impl Default for SourceType {
fn default() -> Self {
SourceType::Unknown
}
}
impl SourceType {
fn from_path(path: &Path) -> Self {
match path.extension() {
None => SourceType::Unknown,
Some(os_str) => match os_str.to_str() {
Some("ts") => SourceType::TS,
Some("tsx") => SourceType::TSX,
Some("mjs") => SourceType::JS,
Some("js") => SourceType::JS,
Some("jsx") => SourceType::JSX,
_ => SourceType::Unknown,
},
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn map_file_extension() {
assert_eq!(SourceType::from(Path::new("/foo/bar.ts")), SourceType::TS);
assert_eq!(SourceType::from(Path::new("/foo/bar.tsx")), SourceType::TSX);
assert_eq!(SourceType::from(Path::new("/foo/bar.js")), SourceType::JS);
assert_eq!(SourceType::from(Path::new("/foo/bar.mjs")), SourceType::JS);
assert_eq!(SourceType::from(Path::new("/foo/bar.jsx")), SourceType::JSX);
assert_eq!(
SourceType::from(Path::new("/foo/bar.txt")),
SourceType::Unknown
);
assert_eq!(SourceType::from(Path::new("/foo/bar")), SourceType::Unknown);
}
}