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966370c908
As title. Will allow consumers to create this struct and use our behaviour. Closes #27409
51 lines
1.5 KiB
Rust
51 lines
1.5 KiB
Rust
// Copyright 2018-2025 the Deno authors. MIT license.
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use std::path::Path;
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use std::path::PathBuf;
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use async_trait::async_trait;
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use deno_npm::NpmPackageCacheFolderId;
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use deno_npm::NpmPackageId;
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use node_resolver::errors::PackageFolderResolveError;
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use url::Url;
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use crate::sync::MaybeSend;
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use crate::sync::MaybeSync;
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#[allow(clippy::disallowed_types)]
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pub(super) type NpmPackageFsResolverRc =
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crate::sync::MaybeArc<dyn NpmPackageFsResolver>;
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#[derive(Debug, thiserror::Error, deno_error::JsError)]
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#[class(generic)]
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#[error("Package folder not found for '{0}'")]
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pub struct NpmPackageFsResolverPackageFolderError(deno_semver::StackString);
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/// Part of the resolution that interacts with the file system.
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#[async_trait(?Send)]
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pub trait NpmPackageFsResolver: MaybeSend + MaybeSync {
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/// The local node_modules folder if it is applicable to the implementation.
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fn node_modules_path(&self) -> Option<&Path>;
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fn maybe_package_folder(&self, package_id: &NpmPackageId) -> Option<PathBuf>;
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fn package_folder(
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&self,
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package_id: &NpmPackageId,
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) -> Result<PathBuf, NpmPackageFsResolverPackageFolderError> {
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self.maybe_package_folder(package_id).ok_or_else(|| {
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NpmPackageFsResolverPackageFolderError(package_id.as_serialized())
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})
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}
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fn resolve_package_folder_from_package(
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&self,
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name: &str,
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referrer: &Url,
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) -> Result<PathBuf, PackageFolderResolveError>;
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fn resolve_package_cache_folder_id_from_specifier(
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&self,
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specifier: &Url,
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) -> Result<Option<NpmPackageCacheFolderId>, std::io::Error>;
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}
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