use crate::args::DocFlags;
use crate::args::DocHtmlFlag;
use crate::args::DocSourceFileFlag;
use crate::args::Flags;
use crate::colors;
use crate::display::write_json_to_stdout;
use crate::display::write_to_stdout_ignore_sigpipe;
use crate::factory::CliFactory;
use crate::graph_util::graph_lock_or_exit;
use crate::tsc::get_types_declaration_file_text;
use crate::util::fs::collect_specifiers;
use deno_ast::diagnostics::Diagnostic;
use deno_config::glob::FilePatterns;
use deno_config::glob::PathOrPatternSet;
use deno_core::anyhow::bail;
use deno_core::anyhow::Context;
use deno_core::error::AnyError;
use deno_doc as doc;
use deno_doc::html::UrlResolveKind;
use deno_graph::source::NullFileSystem;
use deno_graph::GraphKind;
use deno_graph::ModuleAnalyzer;
use deno_graph::ModuleParser;
use deno_graph::ModuleSpecifier;
use doc::html::ShortPath;
use doc::DocDiagnostic;
use indexmap::IndexMap;
use std::collections::BTreeMap;
use std::rc::Rc;
async fn generate_doc_nodes_for_builtin_types(
doc_flags: DocFlags,
parser: &dyn ModuleParser,
analyzer: &dyn ModuleAnalyzer,
) -> Result<IndexMap<ModuleSpecifier, Vec<doc::DocNode>>, AnyError> {
let source_file_specifier =
ModuleSpecifier::parse("file:///lib.deno.d.ts").unwrap();
let content = get_types_declaration_file_text();
let loader = deno_graph::source::MemoryLoader::new(
vec![(
source_file_specifier.to_string(),
deno_graph::source::Source::Module {
specifier: source_file_specifier.to_string(),
content,
maybe_headers: None,
},
)],
Vec::new(),
);
let mut graph = deno_graph::ModuleGraph::new(GraphKind::TypesOnly);
graph
.build(
vec![source_file_specifier.clone()],
&loader,
deno_graph::BuildOptions {
imports: Vec::new(),
is_dynamic: false,
passthrough_jsr_specifiers: false,
workspace_members: &[],
executor: Default::default(),
file_system: &NullFileSystem,
jsr_url_provider: Default::default(),
module_analyzer: analyzer,
npm_resolver: None,
reporter: None,
resolver: None,
},
)
.await;
let doc_parser = doc::DocParser::new(
&graph,
parser,
doc::DocParserOptions {
diagnostics: false,
private: doc_flags.private,
},
)?;
let nodes = doc_parser.parse_module(&source_file_specifier)?.definitions;
Ok(IndexMap::from([(source_file_specifier, nodes)]))
}
pub async fn doc(flags: Flags, doc_flags: DocFlags) -> Result<(), AnyError> {
let factory = CliFactory::from_flags(flags)?;
let cli_options = factory.cli_options();
let module_info_cache = factory.module_info_cache()?;
let parsed_source_cache = factory.parsed_source_cache();
let capturing_parser = parsed_source_cache.as_capturing_parser();
let analyzer = module_info_cache.as_module_analyzer(&capturing_parser);
let doc_nodes_by_url = match doc_flags.source_files {
DocSourceFileFlag::Builtin => {
generate_doc_nodes_for_builtin_types(
doc_flags.clone(),
&capturing_parser,
&analyzer,
)
.await?
}
DocSourceFileFlag::Paths(ref source_files) => {
let module_graph_creator = factory.module_graph_creator().await?;
let maybe_lockfile = factory.maybe_lockfile();
let module_specifiers = collect_specifiers(
FilePatterns {
base: cli_options.initial_cwd().to_path_buf(),
include: Some(
PathOrPatternSet::from_include_relative_path_or_patterns(
cli_options.initial_cwd(),
source_files,
)?,
),
exclude: Default::default(),
},
cli_options.vendor_dir_path().map(ToOwned::to_owned),
|_| true,
)?;
let graph = module_graph_creator
.create_graph(GraphKind::TypesOnly, module_specifiers.clone())
.await?;
if let Some(lockfile) = maybe_lockfile {
graph_lock_or_exit(&graph, &mut lockfile.lock());
}
let doc_parser = doc::DocParser::new(
&graph,
&capturing_parser,
doc::DocParserOptions {
private: doc_flags.private,
diagnostics: doc_flags.lint,
},
)?;
let mut doc_nodes_by_url =
IndexMap::with_capacity(module_specifiers.len());
for module_specifier in module_specifiers {
let nodes = doc_parser.parse_with_reexports(&module_specifier)?;
doc_nodes_by_url.insert(module_specifier, nodes);
}
if doc_flags.lint {
let diagnostics = doc_parser.take_diagnostics();
check_diagnostics(&diagnostics)?;
}
doc_nodes_by_url
}
};
if let Some(html_options) = &doc_flags.html {
let deno_ns = if doc_flags.source_files != DocSourceFileFlag::Builtin {
let deno_ns = generate_doc_nodes_for_builtin_types(
doc_flags.clone(),
&capturing_parser,
&analyzer,
)
.await?;
let (_, deno_ns) = deno_ns.into_iter().next().unwrap();
let short_path = Rc::new(ShortPath::new(
ModuleSpecifier::parse("file:///lib.deno.d.ts").unwrap(),
None,
None,
None,
));
deno_doc::html::compute_namespaced_symbols(
deno_ns
.into_iter()
.map(|node| deno_doc::html::DocNodeWithContext {
origin: short_path.clone(),
ns_qualifiers: Rc::new(vec![]),
kind_with_drilldown:
deno_doc::html::DocNodeKindWithDrilldown::Other(node.kind),
inner: std::sync::Arc::new(node),
drilldown_parent_kind: None,
})
.collect(),
&[],
)
} else {
Default::default()
};
generate_docs_directory(doc_nodes_by_url, html_options, deno_ns)
} else {
let modules_len = doc_nodes_by_url.len();
let doc_nodes =
doc_nodes_by_url.into_values().flatten().collect::<Vec<_>>();
if doc_flags.json {
write_json_to_stdout(&doc_nodes)
} else if doc_flags.lint {
log::info!(
"Checked {} file{}",
modules_len,
if modules_len == 1 { "" } else { "s" }
);
Ok(())
} else {
print_docs_to_stdout(doc_flags, doc_nodes)
}
}
}
struct DocResolver {
deno_ns: std::collections::HashSet<Vec<String>>,
}
impl deno_doc::html::HrefResolver for DocResolver {
fn resolve_path(
&self,
current: UrlResolveKind,
target: UrlResolveKind,
) -> String {
deno_doc::html::href_path_resolve(current, target)
}
fn resolve_global_symbol(&self, symbol: &[String]) -> Option<String> {
if self.deno_ns.contains(symbol) {
Some(format!(
"https://deno.land/api@{}?s={}",
env!("CARGO_PKG_VERSION"),
symbol.join(".")
))
} else {
None
}
}
fn resolve_import_href(
&self,
symbol: &[String],
src: &str,
) -> Option<String> {
let mut url = ModuleSpecifier::parse(src).ok()?;
if url.domain() == Some("deno.land") {
url.set_query(Some(&format!("s={}", symbol.join("."))));
return Some(url.to_string());
}
None
}
fn resolve_usage(&self, current_resolve: UrlResolveKind) -> Option<String> {
current_resolve.get_file().map(|file| file.path.to_string())
}
fn resolve_source(&self, location: &deno_doc::Location) -> Option<String> {
Some(location.filename.clone())
}
}
fn generate_docs_directory(
doc_nodes_by_url: IndexMap<ModuleSpecifier, Vec<doc::DocNode>>,
html_options: &DocHtmlFlag,
deno_ns: std::collections::HashSet<Vec<String>>,
) -> Result<(), AnyError> {
let cwd = std::env::current_dir().context("Failed to get CWD")?;
let output_dir_resolved = cwd.join(&html_options.output);
let options = deno_doc::html::GenerateOptions {
package_name: html_options.name.clone(),
main_entrypoint: None,
rewrite_map: None,
href_resolver: Rc::new(DocResolver { deno_ns }),
usage_composer: None,
composable_output: false,
};
let files = deno_doc::html::generate(options, doc_nodes_by_url)
.context("Failed to generate HTML documentation")?;
let path = &output_dir_resolved;
let _ = std::fs::remove_dir_all(path);
std::fs::create_dir(path)
.with_context(|| format!("Failed to create directory {:?}", path))?;
let no_of_files = files.len();
for (name, content) in files {
let this_path = path.join(name);
let prefix = this_path.parent().with_context(|| {
format!("Failed to get parent path for {:?}", this_path)
})?;
std::fs::create_dir_all(prefix)
.with_context(|| format!("Failed to create directory {:?}", prefix))?;
std::fs::write(&this_path, content)
.with_context(|| format!("Failed to write file {:?}", this_path))?;
}
log::info!(
"{}",
colors::green(format!(
"Written {} files to {:?}",
no_of_files, html_options.output
))
);
Ok(())
}
fn print_docs_to_stdout(
doc_flags: DocFlags,
mut doc_nodes: Vec<deno_doc::DocNode>,
) -> Result<(), AnyError> {
doc_nodes.retain(|doc_node| doc_node.kind != doc::DocNodeKind::Import);
let details = if let Some(filter) = doc_flags.filter {
let nodes = doc::find_nodes_by_name_recursively(doc_nodes, filter.clone());
if nodes.is_empty() {
bail!("Node {} was not found!", filter);
}
format!(
"{}",
doc::DocPrinter::new(&nodes, colors::use_color(), doc_flags.private)
)
} else {
format!(
"{}",
doc::DocPrinter::new(&doc_nodes, colors::use_color(), doc_flags.private)
)
};
write_to_stdout_ignore_sigpipe(details.as_bytes()).map_err(AnyError::from)
}
fn check_diagnostics(diagnostics: &[DocDiagnostic]) -> Result<(), AnyError> {
if diagnostics.is_empty() {
return Ok(());
}
let mut diagnostic_groups = IndexMap::new();
for diagnostic in diagnostics {
diagnostic_groups
.entry(diagnostic.location.filename.clone())
.or_insert_with(BTreeMap::new)
.entry(diagnostic.location.line)
.or_insert_with(BTreeMap::new)
.entry(diagnostic.location.col)
.or_insert_with(Vec::new)
.push(diagnostic);
}
for (_, diagnostics_by_lc) in diagnostic_groups {
for (_, diagnostics_by_col) in diagnostics_by_lc {
for (_, diagnostics) in diagnostics_by_col {
for diagnostic in diagnostics {
log::error!("{}", diagnostic.display());
}
}
}
}
bail!(
"Found {} documentation lint error{}.",
colors::bold(diagnostics.len().to_string()),
if diagnostics.len() == 1 { "" } else { "s" }
);
}