dagger-components/crates/dagger-rust/src/source.rs

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Rust
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use std::{
path::{Path, PathBuf},
};
use eyre::Context;
pub struct RustSource {
client: dagger_sdk::Query,
exclude: Vec<String>,
}
impl RustSource {
pub fn new(client: dagger_sdk::Query) -> Self {
Self {
client,
exclude: vec!["node_modules/", ".git/", "target/", ".cuddle/"]
.into_iter()
.map(|s| s.to_string())
.collect(),
}
}
pub fn with_exclude(
&mut self,
exclude: impl IntoIterator<Item = impl Into<String>>,
) -> &mut Self {
self.exclude = exclude.into_iter().map(|s| s.into()).collect();
self
}
pub fn append_exclude(
&mut self,
exclude: impl IntoIterator<Item = impl Into<String>>,
) -> &mut Self {
self.exclude
.append(&mut exclude.into_iter().map(|s| s.into()).collect::<Vec<_>>());
self
}
pub async fn get_rust_src<T, I>(
&self,
source: Option<T>,
crate_paths: I,
) -> eyre::Result<(dagger_sdk::Directory, dagger_sdk::Directory)>
where
T: Into<PathBuf>,
T: Clone,
I: IntoIterator,
I::Item: Into<String>,
{
let source_path = match source.clone() {
Some(s) => s.into(),
None => PathBuf::from("."),
};
let (skeleton_files, _crates) = self
.get_rust_skeleton_files(&source_path, crate_paths)
.await?;
let src = self.get_src(source.clone()).await?;
let rust_src = self.get_rust_dep_src(source).await?;
let rust_src = rust_src.with_directory(".", skeleton_files);
Ok((src, rust_src))
}
pub async fn get_src(
&self,
source: Option<impl Into<PathBuf>>,
) -> eyre::Result<dagger_sdk::Directory> {
let source = source.map(|s| s.into()).unwrap_or(PathBuf::from("."));
let directory = self.client.host().directory_opts(
source.display().to_string(),
dagger_sdk::HostDirectoryOptsBuilder::default()
.exclude(self.exclude.iter().map(|s| s.as_str()).collect::<Vec<_>>())
.build()?,
);
Ok(directory)
}
pub async fn get_rust_dep_src(
&self,
source: Option<impl Into<PathBuf>>,
) -> eyre::Result<dagger_sdk::Directory> {
let source = source.map(|s| s.into()).unwrap_or(PathBuf::from("."));
let mut excludes = self.exclude.clone();
excludes.push("**/src".to_string());
let directory = self.client.host().directory_opts(
source.display().to_string(),
dagger_sdk::HostDirectoryOptsBuilder::default()
//.include(vec!["**/Cargo.toml", "**/Cargo.lock"])
.exclude(excludes.iter().map(|s| s.as_str()).collect::<Vec<_>>())
.build()?,
);
Ok(directory)
}
pub async fn get_rust_target_src(
&self,
source_path: &Path,
container: dagger_sdk::Container,
crate_paths: impl IntoIterator<Item = impl Into<String>>,
) -> eyre::Result<dagger_sdk::Directory> {
let (_skeleton_files, crates) = self
.get_rust_skeleton_files(source_path, crate_paths)
.await?;
let exclude = crates
.iter()
.map(|c| format!("**/*{}*", c.replace('-', "_")))
.collect::<Vec<_>>();
let exclude = exclude.iter().map(|c| c.as_str()).collect();
let incremental_dir = self.client.directory().with_directory_opts(
".",
container.directory("target"),
dagger_sdk::DirectoryWithDirectoryOpts {
exclude: Some(exclude),
include: None,
},
);
return Ok(incremental_dir);
}
pub async fn get_rust_skeleton_files(
&self,
source_path: &Path,
crate_paths: impl IntoIterator<Item = impl Into<String>>,
) -> eyre::Result<(dagger_sdk::Directory, Vec<String>)> {
let paths = crate_paths
.into_iter()
.map(|s| s.into())
.collect::<Vec<String>>();
let mut crates = Vec::new();
for path in paths {
if path.ends_with("/*") {
let mut dirs = tokio::fs::read_dir(source_path.join(path.trim_end_matches("/*")))
.await
.context(format!("failed to find path: {}", path.clone()))?;
while let Some(entry) = dirs.next_entry().await? {
if entry.metadata().await?.is_dir() {
crates.push(entry.path());
}
}
} else {
crates.push(PathBuf::from(path));
}
}
fn create_skeleton_files(
directory: dagger_sdk::Directory,
path: &Path,
) -> eyre::Result<dagger_sdk::Directory> {
let main_content = r#"
#[allow(dead_code)]
fn main() { panic!("should never be executed"); }"#;
let lib_content = r#"
#[allow(dead_code)]
fn some() { panic!("should never be executed"); }"#;
let directory = directory.with_new_file(
path.join("src").join("main.rs").display().to_string(),
main_content,
);
let directory = directory.with_new_file(
path.join("src").join("lib.rs").display().to_string(),
lib_content,
);
Ok(directory)
}
let mut directory = self.client.directory();
let mut crate_names = Vec::new();
for rust_crate in crates.iter() {
if let Some(file_name) = rust_crate.file_name() {
crate_names.push(file_name.to_str().unwrap().to_string());
}
directory = create_skeleton_files(
directory,
rust_crate.strip_prefix(source_path).unwrap_or(&rust_crate),
)?;
}
Ok((directory, crate_names))
}
}