mirror of
https://github.com/denoland/deno.git
synced 2024-12-26 17:19:06 -05:00
555 lines
16 KiB
Rust
555 lines
16 KiB
Rust
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use crate::args::CliOptions;
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use crate::args::Lockfile;
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use crate::args::TsTypeLib;
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use crate::args::TypeCheckMode;
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use crate::cache;
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use crate::cache::ParsedSourceCache;
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use crate::colors;
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use crate::errors::get_error_class_name;
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use crate::file_fetcher::FileFetcher;
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use crate::npm::CliNpmResolver;
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use crate::resolver::CliGraphResolver;
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use crate::tools::check;
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use crate::tools::check::TypeChecker;
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use deno_core::anyhow::bail;
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use deno_core::error::custom_error;
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use deno_core::error::AnyError;
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use deno_core::parking_lot::Mutex;
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use deno_core::parking_lot::RwLock;
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use deno_core::ModuleSpecifier;
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use deno_core::TaskQueue;
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use deno_core::TaskQueuePermit;
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use deno_graph::source::Loader;
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use deno_graph::Module;
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use deno_graph::ModuleError;
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use deno_graph::ModuleGraph;
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use deno_graph::ModuleGraphError;
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use deno_graph::ResolutionError;
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use deno_graph::SpecifierError;
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use deno_runtime::deno_node;
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use deno_runtime::permissions::PermissionsContainer;
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use import_map::ImportMapError;
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use std::collections::HashMap;
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use std::collections::HashSet;
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use std::sync::Arc;
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#[derive(Clone, Copy)]
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pub struct GraphValidOptions {
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pub check_js: bool,
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pub follow_type_only: bool,
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pub is_vendoring: bool,
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}
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/// Check if `roots` and their deps are available. Returns `Ok(())` if
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/// so. Returns `Err(_)` if there is a known module graph or resolution
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/// error statically reachable from `roots` and not a dynamic import.
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pub fn graph_valid_with_cli_options(
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graph: &ModuleGraph,
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roots: &[ModuleSpecifier],
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options: &CliOptions,
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) -> Result<(), AnyError> {
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graph_valid(
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graph,
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roots,
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GraphValidOptions {
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is_vendoring: false,
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follow_type_only: options.type_check_mode() != TypeCheckMode::None,
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check_js: options.check_js(),
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},
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)
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}
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/// Check if `roots` and their deps are available. Returns `Ok(())` if
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/// so. Returns `Err(_)` if there is a known module graph or resolution
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/// error statically reachable from `roots`.
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///
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/// It is preferable to use this over using deno_graph's API directly
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/// because it will have enhanced error message information specifically
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/// for the CLI.
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pub fn graph_valid(
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graph: &ModuleGraph,
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roots: &[ModuleSpecifier],
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options: GraphValidOptions,
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) -> Result<(), AnyError> {
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let mut errors = graph
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.walk(
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roots,
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deno_graph::WalkOptions {
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check_js: options.check_js,
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follow_type_only: options.follow_type_only,
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follow_dynamic: options.is_vendoring,
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},
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)
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.errors()
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.flat_map(|error| {
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let is_root = match &error {
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ModuleGraphError::ResolutionError(_) => false,
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ModuleGraphError::ModuleError(error) => {
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roots.contains(error.specifier())
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}
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};
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let mut message = if let ModuleGraphError::ResolutionError(err) = &error {
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enhanced_resolution_error_message(err)
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} else {
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format!("{error}")
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};
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if let Some(range) = error.maybe_range() {
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if !is_root && !range.specifier.as_str().contains("/$deno$eval") {
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message.push_str(&format!(
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"\n at {}:{}:{}",
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colors::cyan(range.specifier.as_str()),
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colors::yellow(&(range.start.line + 1).to_string()),
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colors::yellow(&(range.start.character + 1).to_string())
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));
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}
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}
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if options.is_vendoring {
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// warn about failing dynamic imports when vendoring, but don't fail completely
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if matches!(
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error,
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ModuleGraphError::ModuleError(ModuleError::MissingDynamic(_, _))
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) {
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log::warn!("Ignoring: {:#}", message);
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return None;
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}
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// ignore invalid downgrades and invalid local imports when vendoring
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if let ModuleGraphError::ResolutionError(err) = &error {
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if matches!(
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err,
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ResolutionError::InvalidDowngrade { .. }
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| ResolutionError::InvalidLocalImport { .. }
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) {
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return None;
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}
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}
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}
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Some(custom_error(get_error_class_name(&error.into()), message))
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});
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if let Some(error) = errors.next() {
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Err(error)
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} else {
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Ok(())
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}
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}
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/// Checks the lockfile against the graph and and exits on errors.
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pub fn graph_lock_or_exit(graph: &ModuleGraph, lockfile: &mut Lockfile) {
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for module in graph.modules() {
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let source = match module {
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Module::Esm(module) => &module.source,
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Module::Json(module) => &module.source,
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Module::Node(_) | Module::Npm(_) | Module::External(_) => continue,
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};
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if !lockfile.check_or_insert_remote(module.specifier().as_str(), source) {
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let err = format!(
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concat!(
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"The source code is invalid, as it does not match the expected hash in the lock file.\n",
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" Specifier: {}\n",
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" Lock file: {}",
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),
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module.specifier(),
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lockfile.filename.display(),
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);
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log::error!("{} {}", colors::red("error:"), err);
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std::process::exit(10);
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}
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}
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}
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pub struct ModuleGraphBuilder {
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options: Arc<CliOptions>,
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resolver: Arc<CliGraphResolver>,
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npm_resolver: Arc<CliNpmResolver>,
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parsed_source_cache: Arc<ParsedSourceCache>,
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lockfile: Option<Arc<Mutex<Lockfile>>>,
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emit_cache: cache::EmitCache,
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file_fetcher: Arc<FileFetcher>,
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type_checker: Arc<TypeChecker>,
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}
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impl ModuleGraphBuilder {
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#[allow(clippy::too_many_arguments)]
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pub fn new(
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options: Arc<CliOptions>,
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resolver: Arc<CliGraphResolver>,
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npm_resolver: Arc<CliNpmResolver>,
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parsed_source_cache: Arc<ParsedSourceCache>,
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lockfile: Option<Arc<Mutex<Lockfile>>>,
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emit_cache: cache::EmitCache,
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file_fetcher: Arc<FileFetcher>,
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type_checker: Arc<TypeChecker>,
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) -> Self {
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Self {
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options,
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resolver,
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npm_resolver,
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parsed_source_cache,
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lockfile,
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emit_cache,
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file_fetcher,
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type_checker,
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}
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}
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pub async fn create_graph_with_loader(
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&self,
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roots: Vec<ModuleSpecifier>,
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loader: &mut dyn Loader,
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) -> Result<deno_graph::ModuleGraph, AnyError> {
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let maybe_imports = self.options.to_maybe_imports()?;
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let cli_resolver = self.resolver.clone();
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let graph_resolver = cli_resolver.as_graph_resolver();
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let graph_npm_resolver = cli_resolver.as_graph_npm_resolver();
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let analyzer = self.parsed_source_cache.as_analyzer();
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let mut graph = ModuleGraph::default();
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self
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.build_graph_with_npm_resolution(
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&mut graph,
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roots,
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loader,
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deno_graph::BuildOptions {
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is_dynamic: false,
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imports: maybe_imports,
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resolver: Some(graph_resolver),
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npm_resolver: Some(graph_npm_resolver),
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module_analyzer: Some(&*analyzer),
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reporter: None,
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},
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)
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.await?;
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if graph.has_node_specifier
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&& self.options.type_check_mode() != TypeCheckMode::None
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{
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self
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.npm_resolver
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.inject_synthetic_types_node_package()
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.await?;
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}
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Ok(graph)
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}
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pub async fn create_graph_and_maybe_check(
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&self,
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roots: Vec<ModuleSpecifier>,
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) -> Result<Arc<deno_graph::ModuleGraph>, AnyError> {
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let mut cache = self.create_graph_loader();
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let maybe_imports = self.options.to_maybe_imports()?;
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let cli_resolver = self.resolver.clone();
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let graph_resolver = cli_resolver.as_graph_resolver();
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let graph_npm_resolver = cli_resolver.as_graph_npm_resolver();
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let analyzer = self.parsed_source_cache.as_analyzer();
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let mut graph = ModuleGraph::default();
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self
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.build_graph_with_npm_resolution(
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&mut graph,
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roots,
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&mut cache,
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deno_graph::BuildOptions {
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is_dynamic: false,
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imports: maybe_imports,
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resolver: Some(graph_resolver),
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npm_resolver: Some(graph_npm_resolver),
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module_analyzer: Some(&*analyzer),
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reporter: None,
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},
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)
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.await?;
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let graph = Arc::new(graph);
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graph_valid_with_cli_options(&graph, &graph.roots, &self.options)?;
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if let Some(lockfile) = &self.lockfile {
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graph_lock_or_exit(&graph, &mut lockfile.lock());
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}
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if self.options.type_check_mode() != TypeCheckMode::None {
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self
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.type_checker
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.check(
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graph.clone(),
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check::CheckOptions {
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lib: self.options.ts_type_lib_window(),
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log_ignored_options: true,
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reload: self.options.reload_flag(),
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},
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)
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.await?;
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}
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Ok(graph)
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}
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pub async fn build_graph_with_npm_resolution<'a>(
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&self,
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graph: &mut ModuleGraph,
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roots: Vec<ModuleSpecifier>,
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loader: &mut dyn deno_graph::source::Loader,
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options: deno_graph::BuildOptions<'a>,
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) -> Result<(), AnyError> {
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graph.build(roots, loader, options).await;
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// ensure that the top level package.json is installed if a
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// specifier was matched in the package.json
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self
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.resolver
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.top_level_package_json_install_if_necessary()
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.await?;
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// resolve the dependencies of any pending dependencies
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// that were inserted by building the graph
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self.npm_resolver.resolve_pending().await?;
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Ok(())
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}
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/// Creates the default loader used for creating a graph.
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pub fn create_graph_loader(&self) -> cache::FetchCacher {
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self.create_fetch_cacher(PermissionsContainer::allow_all())
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}
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pub fn create_fetch_cacher(
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&self,
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permissions: PermissionsContainer,
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) -> cache::FetchCacher {
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cache::FetchCacher::new(
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self.emit_cache.clone(),
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self.file_fetcher.clone(),
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self.options.resolve_file_header_overrides(),
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permissions,
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self.options.node_modules_dir_specifier(),
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)
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}
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pub async fn create_graph(
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&self,
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roots: Vec<ModuleSpecifier>,
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) -> Result<deno_graph::ModuleGraph, AnyError> {
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let mut cache = self.create_graph_loader();
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self.create_graph_with_loader(roots, &mut cache).await
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}
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}
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pub fn error_for_any_npm_specifier(
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graph: &ModuleGraph,
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) -> Result<(), AnyError> {
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for module in graph.modules() {
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match module {
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Module::Npm(module) => {
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bail!("npm specifiers have not yet been implemented for this sub command (https://github.com/denoland/deno/issues/15960). Found: {}", module.specifier)
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}
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Module::Node(module) => {
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bail!("Node specifiers have not yet been implemented for this sub command (https://github.com/denoland/deno/issues/15960). Found: node:{}", module.module_name)
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}
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Module::Esm(_) | Module::Json(_) | Module::External(_) => {}
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}
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}
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Ok(())
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}
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/// Adds more explanatory information to a resolution error.
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pub fn enhanced_resolution_error_message(error: &ResolutionError) -> String {
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let mut message = format!("{error}");
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if let Some(specifier) = get_resolution_error_bare_node_specifier(error) {
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message.push_str(&format!(
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"\nIf you want to use a built-in Node module, add a \"node:\" prefix (ex. \"node:{specifier}\")."
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));
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}
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message
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}
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pub fn get_resolution_error_bare_node_specifier(
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error: &ResolutionError,
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) -> Option<&str> {
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get_resolution_error_bare_specifier(error).filter(|specifier| {
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deno_node::resolve_builtin_node_module(specifier).is_ok()
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})
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}
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fn get_resolution_error_bare_specifier(
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error: &ResolutionError,
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) -> Option<&str> {
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if let ResolutionError::InvalidSpecifier {
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error: SpecifierError::ImportPrefixMissing(specifier, _),
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..
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} = error
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{
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Some(specifier.as_str())
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} else if let ResolutionError::ResolverError { error, .. } = error {
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if let Some(ImportMapError::UnmappedBareSpecifier(specifier, _)) =
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error.downcast_ref::<ImportMapError>()
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{
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Some(specifier.as_str())
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} else {
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None
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}
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} else {
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None
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}
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}
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#[derive(Default, Debug)]
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struct GraphData {
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graph: Arc<ModuleGraph>,
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checked_libs: HashMap<TsTypeLib, HashSet<ModuleSpecifier>>,
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}
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/// Holds the `ModuleGraph` and what parts of it are type checked.
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#[derive(Default)]
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pub struct ModuleGraphContainer {
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// Allow only one request to update the graph data at a time,
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// but allow other requests to read from it at any time even
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// while another request is updating the data.
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update_queue: Arc<TaskQueue>,
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graph_data: Arc<RwLock<GraphData>>,
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}
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impl ModuleGraphContainer {
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pub fn clear(&self) {
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self.graph_data.write().graph = Default::default();
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}
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/// Acquires a permit to modify the module graph without other code
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/// having the chance to modify it. In the meantime, other code may
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/// still read from the existing module graph.
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pub async fn acquire_update_permit(&self) -> ModuleGraphUpdatePermit {
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let permit = self.update_queue.acquire().await;
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ModuleGraphUpdatePermit {
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permit,
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graph_data: self.graph_data.clone(),
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graph: (*self.graph_data.read().graph).clone(),
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}
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}
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pub fn graph(&self) -> Arc<ModuleGraph> {
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self.graph_data.read().graph.clone()
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}
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/// Mark `roots` and all of their dependencies as type checked under `lib`.
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/// Assumes that all of those modules are known.
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pub fn set_type_checked(&self, roots: &[ModuleSpecifier], lib: TsTypeLib) {
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// It's ok to analyze and update this while the module graph itself is
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// being updated in a permit because the module graph update is always
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// additive and this will be a subset of the original graph
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let graph = self.graph();
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let entries = graph.walk(
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roots,
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deno_graph::WalkOptions {
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check_js: true,
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follow_dynamic: true,
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follow_type_only: true,
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},
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);
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// now update
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let mut data = self.graph_data.write();
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let checked_lib_set = data.checked_libs.entry(lib).or_default();
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for (specifier, _) in entries {
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checked_lib_set.insert(specifier.clone());
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}
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}
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/// Check if `roots` are all marked as type checked under `lib`.
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pub fn is_type_checked(
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&self,
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roots: &[ModuleSpecifier],
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lib: TsTypeLib,
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) -> bool {
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let data = self.graph_data.read();
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match data.checked_libs.get(&lib) {
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Some(checked_lib_set) => roots.iter().all(|r| {
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let found = data.graph.resolve(r);
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checked_lib_set.contains(&found)
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}),
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None => false,
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}
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}
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}
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/// A permit for updating the module graph. When complete and
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/// everything looks fine, calling `.commit()` will store the
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/// new graph in the ModuleGraphContainer.
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pub struct ModuleGraphUpdatePermit<'a> {
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permit: TaskQueuePermit<'a>,
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graph_data: Arc<RwLock<GraphData>>,
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graph: ModuleGraph,
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}
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impl<'a> ModuleGraphUpdatePermit<'a> {
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/// Gets the module graph for mutation.
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pub fn graph_mut(&mut self) -> &mut ModuleGraph {
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&mut self.graph
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}
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/// Saves the mutated module graph in the container
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/// and returns an Arc to the new module graph.
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pub fn commit(self) -> Arc<ModuleGraph> {
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let graph = Arc::new(self.graph);
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self.graph_data.write().graph = graph.clone();
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drop(self.permit); // explicit drop for clarity
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graph
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}
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}
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#[cfg(test)]
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mod test {
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use std::sync::Arc;
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use deno_ast::ModuleSpecifier;
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use deno_graph::Position;
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use deno_graph::Range;
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use deno_graph::ResolutionError;
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use deno_graph::SpecifierError;
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use crate::graph_util::get_resolution_error_bare_node_specifier;
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#[test]
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fn import_map_node_resolution_error() {
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let cases = vec![("fs", Some("fs")), ("other", None)];
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for (input, output) in cases {
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let import_map = import_map::ImportMap::new(
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ModuleSpecifier::parse("file:///deno.json").unwrap(),
|
|
);
|
|
let specifier = ModuleSpecifier::parse("file:///file.ts").unwrap();
|
|
let err = import_map.resolve(input, &specifier).err().unwrap();
|
|
let err = ResolutionError::ResolverError {
|
|
error: Arc::new(err.into()),
|
|
specifier: input.to_string(),
|
|
range: Range {
|
|
specifier,
|
|
start: Position::zeroed(),
|
|
end: Position::zeroed(),
|
|
},
|
|
};
|
|
assert_eq!(get_resolution_error_bare_node_specifier(&err), output);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn bare_specifier_node_resolution_error() {
|
|
let cases = vec![("process", Some("process")), ("other", None)];
|
|
for (input, output) in cases {
|
|
let specifier = ModuleSpecifier::parse("file:///file.ts").unwrap();
|
|
let err = ResolutionError::InvalidSpecifier {
|
|
range: Range {
|
|
specifier,
|
|
start: Position::zeroed(),
|
|
end: Position::zeroed(),
|
|
},
|
|
error: SpecifierError::ImportPrefixMissing(input.to_string(), None),
|
|
};
|
|
assert_eq!(get_resolution_error_bare_node_specifier(&err), output,);
|
|
}
|
|
}
|
|
}
|