139 lines
3.7 KiB
Rust
139 lines
3.7 KiB
Rust
use std::{fs, path::Path};
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use aiken_lang::ast::Span;
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use miette::NamedSource;
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use serde::{Deserialize, Serialize};
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use crate::{
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config::{Config, Dependency, Platform},
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error::Error,
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package_name::PackageName,
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paths,
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telemetry::{Event, EventListener},
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};
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use super::UseManifest;
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#[derive(Deserialize, Serialize)]
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pub struct Manifest {
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pub requirements: Vec<Dependency>,
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pub packages: Vec<Package>,
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}
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impl Manifest {
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pub fn load<T>(
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runtime: tokio::runtime::Handle,
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event_listener: &T,
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config: &Config,
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use_manifest: UseManifest,
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root_path: &Path,
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) -> Result<(Self, bool), Error>
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where
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T: EventListener,
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{
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let manifest_path = root_path.join(paths::manifest());
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// If there's no manifest (or we have been asked not to use it) then resolve
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// the versions anew
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let should_resolve = match use_manifest {
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_ if !manifest_path.exists() => true,
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UseManifest::No => true,
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UseManifest::Yes => false,
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};
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if should_resolve {
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let manifest = resolve_versions(runtime, config, None, event_listener)?;
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return Ok((manifest, true));
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}
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let toml = fs::read_to_string(&manifest_path)?;
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let manifest: Self = toml::from_str(&toml).map_err(|e| Error::TomlLoading {
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path: manifest_path.clone(),
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src: toml.clone(),
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named: NamedSource::new(manifest_path.display().to_string(), toml).into(),
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// this isn't actually a legit way to get the span
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location: e.span().map(|range| Span {
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start: range.start,
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end: range.end,
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}),
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help: e.to_string(),
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})?;
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// If the config has unchanged since the manifest was written then it is up
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// to date so we can return it unmodified.
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if manifest.requirements == config.dependencies {
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Ok((manifest, false))
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} else {
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let manifest = resolve_versions(runtime, config, Some(&manifest), event_listener)?;
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Ok((manifest, true))
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}
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}
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pub fn save(&self, root_path: &Path) -> Result<(), Error> {
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let manifest_path = root_path.join(paths::manifest());
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let mut toml = toml::to_string(&self).expect("aiken.lock serialization");
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toml.insert_str(
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0,
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"# This file was generated by Aiken\n# You typically do not need to edit this file\n\n",
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);
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fs::write(manifest_path, toml)?;
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Ok(())
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}
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}
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#[derive(Deserialize, Serialize, Clone)]
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pub struct Package {
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pub name: PackageName,
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pub version: String,
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pub requirements: Vec<String>,
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pub source: Platform,
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}
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fn resolve_versions<T>(
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_runtime: tokio::runtime::Handle,
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config: &Config,
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_manifest: Option<&Manifest>,
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event_listener: &T,
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) -> Result<Manifest, Error>
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where
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T: EventListener,
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{
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event_listener.handle_event(Event::ResolvingVersions);
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// let resolved = hex::resolve_versions(
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// PackageFetcher::boxed(runtime.clone()),
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// mode,
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// config,
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// manifest,
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// )?;
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// let packages = runtime.block_on(future::try_join_all(
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// resolved
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// .into_iter()
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// .map(|(name, version)| lookup_package(name, version)),
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// ))?;
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let manifest = Manifest {
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packages: config
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.dependencies
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.iter()
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.map(|dep| Package {
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name: dep.name.clone(),
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version: dep.version.clone(),
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requirements: vec![],
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source: dep.source,
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})
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.collect(),
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requirements: config.dependencies.clone(),
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};
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Ok(manifest)
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}
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