mirror of
https://github.com/denoland/deno
synced 2024-08-27 20:09:17 +00:00
330 lines
9.5 KiB
Rust
330 lines
9.5 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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use crate::args::DocFlags;
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use crate::args::DocHtmlFlag;
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use crate::args::DocSourceFileFlag;
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use crate::args::Flags;
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use crate::colors;
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use crate::display::write_json_to_stdout;
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use crate::display::write_to_stdout_ignore_sigpipe;
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use crate::factory::CliFactory;
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use crate::graph_util::graph_lock_or_exit;
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use crate::tsc::get_types_declaration_file_text;
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use crate::util::fs::collect_specifiers;
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use deno_ast::diagnostics::Diagnostic;
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use deno_config::glob::FilePatterns;
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use deno_config::glob::PathOrPatternSet;
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use deno_core::anyhow::bail;
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use deno_core::anyhow::Context;
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use deno_core::error::AnyError;
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use deno_core::futures::FutureExt;
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use deno_doc as doc;
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use deno_graph::GraphKind;
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use deno_graph::ModuleAnalyzer;
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use deno_graph::ModuleParser;
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use deno_graph::ModuleSpecifier;
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use doc::html::ShortPath;
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use doc::DocDiagnostic;
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use indexmap::IndexMap;
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use std::collections::BTreeMap;
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use std::rc::Rc;
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async fn generate_doc_nodes_for_builtin_types(
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doc_flags: DocFlags,
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parser: &dyn ModuleParser,
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analyzer: &dyn ModuleAnalyzer,
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) -> Result<IndexMap<ModuleSpecifier, Vec<doc::DocNode>>, AnyError> {
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let source_file_specifier =
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ModuleSpecifier::parse("internal://lib.deno.d.ts").unwrap();
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let content = get_types_declaration_file_text();
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let mut loader = deno_graph::source::MemoryLoader::new(
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vec![(
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source_file_specifier.to_string(),
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deno_graph::source::Source::Module {
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specifier: source_file_specifier.to_string(),
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content,
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maybe_headers: None,
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},
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)],
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Vec::new(),
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);
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let mut graph = deno_graph::ModuleGraph::new(GraphKind::TypesOnly);
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graph
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.build(
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vec![source_file_specifier.clone()],
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&mut loader,
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deno_graph::BuildOptions {
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module_analyzer: Some(analyzer),
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..Default::default()
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},
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)
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.await;
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let doc_parser = doc::DocParser::new(
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&graph,
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parser,
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doc::DocParserOptions {
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diagnostics: false,
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private: doc_flags.private,
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},
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)?;
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let nodes = doc_parser.parse_module(&source_file_specifier)?.definitions;
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Ok(IndexMap::from([(source_file_specifier, nodes)]))
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}
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pub async fn doc(flags: Flags, doc_flags: DocFlags) -> Result<(), AnyError> {
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let factory = CliFactory::from_flags(flags).await?;
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let cli_options = factory.cli_options();
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let module_info_cache = factory.module_info_cache()?;
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let parsed_source_cache = factory.parsed_source_cache();
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let capturing_parser = parsed_source_cache.as_capturing_parser();
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let analyzer = module_info_cache.as_module_analyzer(&capturing_parser);
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let doc_nodes_by_url = match doc_flags.source_files {
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DocSourceFileFlag::Builtin => {
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generate_doc_nodes_for_builtin_types(
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doc_flags.clone(),
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&capturing_parser,
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&analyzer,
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)
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.await?
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}
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DocSourceFileFlag::Paths(ref source_files) => {
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let module_graph_creator = factory.module_graph_creator().await?;
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let maybe_lockfile = factory.maybe_lockfile();
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let module_specifiers = collect_specifiers(
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FilePatterns {
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base: cli_options.initial_cwd().to_path_buf(),
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include: Some(PathOrPatternSet::from_relative_path_or_patterns(
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cli_options.initial_cwd(),
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source_files,
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)?),
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exclude: Default::default(),
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},
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|_, _| true,
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)?;
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let graph = module_graph_creator
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.create_graph(GraphKind::TypesOnly, module_specifiers.clone())
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.await?;
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if let Some(lockfile) = maybe_lockfile {
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graph_lock_or_exit(&graph, &mut lockfile.lock());
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}
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let doc_parser = doc::DocParser::new(
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&graph,
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&capturing_parser,
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doc::DocParserOptions {
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private: doc_flags.private,
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diagnostics: doc_flags.lint,
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},
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)?;
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let mut doc_nodes_by_url =
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IndexMap::with_capacity(module_specifiers.len());
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for module_specifier in module_specifiers {
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let nodes = doc_parser.parse_with_reexports(&module_specifier)?;
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doc_nodes_by_url.insert(module_specifier, nodes);
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}
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if doc_flags.lint {
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let diagnostics = doc_parser.take_diagnostics();
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check_diagnostics(&diagnostics)?;
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}
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doc_nodes_by_url
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}
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};
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if let Some(html_options) = &doc_flags.html {
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let deno_ns = if doc_flags.source_files != DocSourceFileFlag::Builtin {
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let deno_ns = generate_doc_nodes_for_builtin_types(
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doc_flags.clone(),
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&capturing_parser,
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&analyzer,
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)
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.await?;
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let (_, deno_ns) = deno_ns.first().unwrap();
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deno_doc::html::compute_namespaced_symbols(deno_ns, &[])
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} else {
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Default::default()
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};
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generate_docs_directory(&doc_nodes_by_url, html_options, deno_ns)
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.boxed_local()
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.await
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} else {
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let modules_len = doc_nodes_by_url.len();
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let doc_nodes =
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doc_nodes_by_url.into_values().flatten().collect::<Vec<_>>();
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if doc_flags.json {
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write_json_to_stdout(&doc_nodes)
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} else if doc_flags.lint {
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// don't output docs if running with only the --lint flag
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log::info!(
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"Checked {} file{}",
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modules_len,
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if modules_len == 1 { "" } else { "s" }
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);
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Ok(())
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} else {
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print_docs_to_stdout(doc_flags, doc_nodes)
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}
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}
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}
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struct DocResolver {
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deno_ns: std::collections::HashSet<Vec<String>>,
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}
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impl deno_doc::html::HrefResolver for DocResolver {
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fn resolve_global_symbol(&self, symbol: &[String]) -> Option<String> {
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if self.deno_ns.contains(symbol) {
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Some(format!(
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"https://deno.land/api@{}?s={}",
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env!("CARGO_PKG_VERSION"),
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symbol.join(".")
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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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fn resolve_import_href(
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&self,
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symbol: &[String],
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src: &str,
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) -> Option<String> {
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let mut url = ModuleSpecifier::parse(src).ok()?;
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if url.domain() == Some("deno.land") {
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url.set_query(Some(&format!("s={}", symbol.join("."))));
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return Some(url.to_string());
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}
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None
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}
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fn resolve_usage(
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&self,
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_current_specifier: &ModuleSpecifier,
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current_file: Option<&ShortPath>,
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) -> Option<String> {
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current_file.map(|f| f.as_str().to_string())
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}
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fn resolve_source(&self, location: &deno_doc::Location) -> Option<String> {
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Some(location.filename.clone())
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}
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}
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async fn generate_docs_directory(
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doc_nodes_by_url: &IndexMap<ModuleSpecifier, Vec<doc::DocNode>>,
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html_options: &DocHtmlFlag,
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deno_ns: std::collections::HashSet<Vec<String>>,
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) -> Result<(), AnyError> {
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let cwd = std::env::current_dir().context("Failed to get CWD")?;
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let output_dir_resolved = cwd.join(&html_options.output);
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let options = deno_doc::html::GenerateOptions {
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package_name: Some(html_options.name.to_owned()),
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main_entrypoint: None,
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rewrite_map: None,
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hide_module_doc_title: false,
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href_resolver: Rc::new(DocResolver { deno_ns }),
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sidebar_flatten_namespaces: false,
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usage_composer: None,
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};
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let files = deno_doc::html::generate(options, doc_nodes_by_url)
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.context("Failed to generate HTML documentation")?;
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let path = &output_dir_resolved;
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let _ = std::fs::remove_dir_all(path);
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std::fs::create_dir(path)
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.with_context(|| format!("Failed to create directory {:?}", path))?;
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let no_of_files = files.len();
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for (name, content) in files {
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let this_path = path.join(name);
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let prefix = this_path.parent().with_context(|| {
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format!("Failed to get parent path for {:?}", this_path)
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})?;
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std::fs::create_dir_all(prefix)
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.with_context(|| format!("Failed to create directory {:?}", prefix))?;
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std::fs::write(&this_path, content)
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.with_context(|| format!("Failed to write file {:?}", this_path))?;
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}
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log::info!(
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"{}",
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colors::green(format!(
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"Written {} files to {:?}",
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no_of_files, html_options.output
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))
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);
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Ok(())
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}
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fn print_docs_to_stdout(
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doc_flags: DocFlags,
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mut doc_nodes: Vec<deno_doc::DocNode>,
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) -> Result<(), AnyError> {
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doc_nodes.retain(|doc_node| doc_node.kind != doc::DocNodeKind::Import);
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let details = if let Some(filter) = doc_flags.filter {
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let nodes = doc::find_nodes_by_name_recursively(doc_nodes, filter.clone());
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if nodes.is_empty() {
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bail!("Node {} was not found!", filter);
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}
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format!(
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"{}",
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doc::DocPrinter::new(&nodes, colors::use_color(), doc_flags.private)
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)
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} else {
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format!(
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"{}",
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doc::DocPrinter::new(&doc_nodes, colors::use_color(), doc_flags.private)
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)
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};
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write_to_stdout_ignore_sigpipe(details.as_bytes()).map_err(AnyError::from)
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}
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fn check_diagnostics(diagnostics: &[DocDiagnostic]) -> Result<(), AnyError> {
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if diagnostics.is_empty() {
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return Ok(());
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}
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// group by location then by line (sorted) then column (sorted)
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let mut diagnostic_groups = IndexMap::new();
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for diagnostic in diagnostics {
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diagnostic_groups
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.entry(diagnostic.location.filename.clone())
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.or_insert_with(BTreeMap::new)
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.entry(diagnostic.location.line)
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.or_insert_with(BTreeMap::new)
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.entry(diagnostic.location.col)
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.or_insert_with(Vec::new)
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.push(diagnostic);
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}
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for (_, diagnostics_by_lc) in diagnostic_groups {
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for (_, diagnostics_by_col) in diagnostics_by_lc {
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for (_, diagnostics) in diagnostics_by_col {
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for diagnostic in diagnostics {
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log::error!("{}", diagnostic.display());
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}
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}
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}
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}
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bail!(
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"Found {} documentation lint error{}.",
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colors::bold(diagnostics.len().to_string()),
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if diagnostics.len() == 1 { "" } else { "s" }
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);
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}
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