extern crate serialize as rustc_serialize; // used by deriving
-use errors::ColorConfig;
-
-use std::collections::{BTreeMap, BTreeSet};
use std::default::Default;
use std::env;
use std::panic;
-use std::path::{Path, PathBuf};
+use std::path::PathBuf;
use std::process;
use std::sync::mpsc::channel;
use syntax::edition::Edition;
-use externalfiles::ExternalHtml;
use rustc::session::{early_warn, early_error};
use rustc::session::search_paths::SearchPaths;
use rustc::session::config::{ErrorOutputType, RustcOptGroup, Externs, CodegenOptions};
-use rustc::session::config::{nightly_options, build_codegen_options};
use rustc_target::spec::TargetTriple;
use rustc::session::config::get_cmd_lint_options;
mod externalfiles;
mod clean;
+mod config;
mod core;
mod doctree;
mod fold;
early_error(ErrorOutputType::default(), &err.to_string());
}
};
- // Check for unstable options.
- nightly_options::check_nightly_options(&matches, &opts());
-
- if matches.opt_present("h") || matches.opt_present("help") {
- usage("rustdoc");
- return 0;
- } else if matches.opt_present("version") {
- rustc_driver::version("rustdoc", &matches);
- return 0;
- }
-
- if matches.opt_strs("passes") == ["list"] {
- println!("Available passes for running rustdoc:");
- for pass in passes::PASSES {
- println!("{:>20} - {}", pass.name(), pass.description());
- }
- println!("\nDefault passes for rustdoc:");
- for &name in passes::DEFAULT_PASSES {
- println!("{:>20}", name);
- }
- println!("\nPasses run with `--document-private-items`:");
- for &name in passes::DEFAULT_PRIVATE_PASSES {
- println!("{:>20}", name);
- }
- return 0;
- }
-
- let color = match matches.opt_str("color").as_ref().map(|s| &s[..]) {
- Some("auto") => ColorConfig::Auto,
- Some("always") => ColorConfig::Always,
- Some("never") => ColorConfig::Never,
- None => ColorConfig::Auto,
- Some(arg) => {
- early_error(ErrorOutputType::default(),
- &format!("argument for --color must be `auto`, `always` or `never` \
- (instead was `{}`)", arg));
- }
- };
- let error_format = match matches.opt_str("error-format").as_ref().map(|s| &s[..]) {
- Some("human") => ErrorOutputType::HumanReadable(color),
- Some("json") => ErrorOutputType::Json(false),
- Some("pretty-json") => ErrorOutputType::Json(true),
- Some("short") => ErrorOutputType::Short(color),
- None => ErrorOutputType::HumanReadable(color),
- Some(arg) => {
- early_error(ErrorOutputType::default(),
- &format!("argument for --error-format must be `human`, `json` or \
- `short` (instead was `{}`)", arg));
- }
+ let options = match config::Options::from_matches(&matches) {
+ Ok(opts) => opts,
+ Err(code) => return code,
};
- let treat_err_as_bug = matches.opt_strs("Z").iter().any(|x| {
- *x == "treat-err-as-bug"
- });
- let ui_testing = matches.opt_strs("Z").iter().any(|x| {
- *x == "ui-testing"
- });
-
- let diag = core::new_handler(error_format, None, treat_err_as_bug, ui_testing);
-
- // check for deprecated options
- check_deprecated_options(&matches, &diag);
-
- let to_check = matches.opt_strs("theme-checker");
- if !to_check.is_empty() {
- let paths = theme::load_css_paths(include_bytes!("html/static/themes/light.css"));
- let mut errors = 0;
-
- println!("rustdoc: [theme-checker] Starting tests!");
- for theme_file in to_check.iter() {
- print!(" - Checking \"{}\"...", theme_file);
- let (success, differences) = theme::test_theme_against(theme_file, &paths, &diag);
- if !differences.is_empty() || !success {
- println!(" FAILED");
- errors += 1;
- if !differences.is_empty() {
- println!("{}", differences.join("\n"));
- }
- } else {
- println!(" OK");
- }
- }
- if errors != 0 {
- return 1;
- }
- return 0;
- }
-
- if matches.free.is_empty() {
- diag.struct_err("missing file operand").emit();
- return 1;
- }
- if matches.free.len() > 1 {
- diag.struct_err("too many file operands").emit();
- return 1;
- }
- let input = matches.free[0].clone();
-
- let mut libs = SearchPaths::new();
- for s in &matches.opt_strs("L") {
- libs.add_path(s, error_format);
- }
- let externs = match parse_externs(&matches) {
- Ok(ex) => ex,
- Err(err) => {
- diag.struct_err(&err).emit();
- return 1;
- }
- };
- let extern_urls = match parse_extern_html_roots(&matches) {
- Ok(ex) => ex,
- Err(err) => {
- diag.struct_err(err).emit();
- return 1;
- }
- };
-
- let test_args = matches.opt_strs("test-args");
- let test_args: Vec<String> = test_args.iter()
- .flat_map(|s| s.split_whitespace())
- .map(|s| s.to_string())
- .collect();
- let should_test = matches.opt_present("test");
- let markdown_input = Path::new(&input).extension()
- .map_or(false, |e| e == "md" || e == "markdown");
+ let diag = core::new_handler(options.error_format,
+ None,
+ options.debugging_options.treat_err_as_bug,
+ options.debugging_options.ui_testing);
- let output = matches.opt_str("o").map(|s| PathBuf::from(&s));
- let css_file_extension = matches.opt_str("e").map(|s| PathBuf::from(&s));
- let mut cfgs = matches.opt_strs("cfg");
- cfgs.push("rustdoc".to_string());
-
- if let Some(ref p) = css_file_extension {
- if !p.is_file() {
- diag.struct_err("option --extend-css argument must be a file").emit();
- return 1;
- }
- }
-
- let mut themes = Vec::new();
- if matches.opt_present("themes") {
- let paths = theme::load_css_paths(include_bytes!("html/static/themes/light.css"));
-
- for (theme_file, theme_s) in matches.opt_strs("themes")
- .iter()
- .map(|s| (PathBuf::from(&s), s.to_owned())) {
- if !theme_file.is_file() {
- diag.struct_err("option --themes arguments must all be files").emit();
- return 1;
- }
- let (success, ret) = theme::test_theme_against(&theme_file, &paths, &diag);
- if !success || !ret.is_empty() {
- diag.struct_err(&format!("invalid theme: \"{}\"", theme_s))
- .help("check what's wrong with the --theme-checker option")
- .emit();
- return 1;
- }
- themes.push(theme_file);
- }
- }
-
- let mut id_map = html::markdown::IdMap::new();
- id_map.populate(html::render::initial_ids());
- let external_html = match ExternalHtml::load(
- &matches.opt_strs("html-in-header"),
- &matches.opt_strs("html-before-content"),
- &matches.opt_strs("html-after-content"),
- &matches.opt_strs("markdown-before-content"),
- &matches.opt_strs("markdown-after-content"), &diag, &mut id_map) {
- Some(eh) => eh,
- None => return 3,
- };
- let crate_name = matches.opt_str("crate-name");
- let playground_url = matches.opt_str("playground-url");
- let maybe_sysroot = matches.opt_str("sysroot").map(PathBuf::from);
- let display_warnings = matches.opt_present("display-warnings");
- let linker = matches.opt_str("linker").map(PathBuf::from);
- let sort_modules_alphabetically = !matches.opt_present("sort-modules-by-appearance");
- let resource_suffix = matches.opt_str("resource-suffix");
- let index_page = matches.opt_str("index-page").map(|s| PathBuf::from(&s));
- let enable_index_page = matches.opt_present("enable-index-page") || index_page.is_some();
- let enable_minification = !matches.opt_present("disable-minification");
-
- let edition = matches.opt_str("edition").unwrap_or("2015".to_string());
- let edition = match edition.parse() {
- Ok(e) => e,
- Err(_) => {
- diag.struct_err("could not parse edition").emit();
- return 1;
- }
- };
- if let Some(ref index_page) = index_page {
- if !index_page.is_file() {
- diag.struct_err("option `--index-page` argument must be a file").emit();
- return 1;
- }
- }
-
- let cg = build_codegen_options(&matches, ErrorOutputType::default());
-
- match (should_test, markdown_input) {
+ match (options.should_test, options.markdown_input()) {
(true, true) => {
- return markdown::test(&input, cfgs, libs, externs, test_args, maybe_sysroot,
- display_warnings, linker, edition, cg, &diag)
+ return markdown::test(&options.input, options.cfgs, options.libs, options.externs,
+ options.test_args, options.maybe_sysroot,
+ options.display_warnings, options.linker, options.edition,
+ options.codegen_options, &diag)
}
(true, false) => {
- return test::run(Path::new(&input), cfgs, libs, externs, test_args, crate_name,
- maybe_sysroot, display_warnings, linker, edition, cg)
+ return test::run(&options.input, options.cfgs, options.libs, options.externs,
+ options.test_args, options.crate_name, options.maybe_sysroot,
+ options.display_warnings, options.linker, options.edition,
+ options.codegen_options)
}
- (false, true) => return markdown::render(Path::new(&input),
- output.unwrap_or(PathBuf::from("doc")),
- &matches, &external_html,
- !matches.opt_present("markdown-no-toc"), &diag),
+ (false, true) => return markdown::render(&options.input, options.output,
+ &matches,
+ &options.external_html,
+ !options.markdown_no_toc, &diag),
(false, false) => {}
}
- let output_format = matches.opt_str("w");
-
- let res = acquire_input(PathBuf::from(input), externs, edition, cg, matches, error_format,
+ let res = acquire_input(options.input.clone(), options.externs.clone(), options.edition,
+ options.codegen_options.clone(), matches, options.error_format,
move |out, matches| {
let Output { krate, passes, renderinfo } = out;
- let diag = core::new_handler(error_format, None, treat_err_as_bug, ui_testing);
info!("going to format");
- match output_format.as_ref().map(|s| &**s) {
- Some("html") | None => {
- html::render::run(krate, extern_urls, &external_html, playground_url,
- output.unwrap_or(PathBuf::from("doc")),
- resource_suffix.unwrap_or(String::new()),
- passes.into_iter().collect(),
- css_file_extension,
- renderinfo,
- sort_modules_alphabetically,
- themes,
- enable_minification, id_map,
- enable_index_page, index_page,
- &matches,
- &diag)
- .expect("failed to generate documentation");
- 0
- }
- Some(s) => {
- diag.struct_err(&format!("unknown output format: {}", s)).emit();
- 1
- }
- }
+ html::render::run(krate, options.extern_html_root_urls, &options.external_html, options.playground_url,
+ options.output,
+ options.resource_suffix,
+ passes.into_iter().collect(),
+ options.extension_css,
+ renderinfo,
+ options.sort_modules_alphabetically,
+ options.themes,
+ options.enable_minification, options.id_map,
+ options.enable_index_page, options.index_page,
+ &matches,
+ &diag)
+ .expect("failed to generate documentation");
+ 0
});
res.unwrap_or_else(|s| {
diag.struct_err(&format!("input error: {}", s)).emit();
}
}
-/// Extracts `--extern CRATE=PATH` arguments from `matches` and
-/// returns a map mapping crate names to their paths or else an
-/// error message.
-// FIXME(eddyb) This shouldn't be duplicated with `rustc::session`.
-fn parse_externs(matches: &getopts::Matches) -> Result<Externs, String> {
- let mut externs: BTreeMap<_, BTreeSet<_>> = BTreeMap::new();
- for arg in &matches.opt_strs("extern") {
- let mut parts = arg.splitn(2, '=');
- let name = parts.next().ok_or("--extern value must not be empty".to_string())?;
- let location = parts.next().map(|s| s.to_string());
- if location.is_none() && !nightly_options::is_unstable_enabled(matches) {
- return Err("the `-Z unstable-options` flag must also be passed to \
- enable `--extern crate_name` without `=path`".to_string());
- }
- let name = name.to_string();
- externs.entry(name).or_default().insert(location);
- }
- Ok(Externs::new(externs))
-}
-
-/// Extracts `--extern-html-root-url` arguments from `matches` and returns a map of crate names to
-/// the given URLs. If an `--extern-html-root-url` argument was ill-formed, returns an error
-/// describing the issue.
-fn parse_extern_html_roots(matches: &getopts::Matches)
- -> Result<BTreeMap<String, String>, &'static str>
-{
- let mut externs = BTreeMap::new();
- for arg in &matches.opt_strs("extern-html-root-url") {
- let mut parts = arg.splitn(2, '=');
- let name = parts.next().ok_or("--extern-html-root-url must not be empty")?;
- let url = parts.next().ok_or("--extern-html-root-url must be of the form name=url")?;
- externs.insert(name.to_string(), url.to_string());
- }
-
- Ok(externs)
-}
-
/// Interprets the input file as a rust source file, passing it through the
/// compiler all the way through the analysis passes. The rustdoc output is then
/// generated from the cleaned AST of the crate.
Err(_) => panic::resume_unwind(Box::new(errors::FatalErrorMarker)),
}
}
-
-/// Prints deprecation warnings for deprecated options
-fn check_deprecated_options(matches: &getopts::Matches, diag: &errors::Handler) {
- let deprecated_flags = [
- "input-format",
- "output-format",
- "no-defaults",
- "passes",
- ];
-
- for flag in deprecated_flags.into_iter() {
- if matches.opt_present(flag) {
- let mut err = diag.struct_warn(&format!("the '{}' flag is considered deprecated",
- flag));
- err.warn("please see https://github.com/rust-lang/rust/issues/44136");
-
- if *flag == "no-defaults" {
- err.help("you may want to use --document-private-items");
- }
-
- err.emit();
- }
- }
-}