Deny 2018 edition idioms globally (#911)
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581187098c
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@ -82,7 +82,7 @@ impl Book {
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}
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/// Get a depth-first iterator over the items in the book.
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pub fn iter(&self) -> BookItems {
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pub fn iter(&self) -> BookItems<'_> {
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BookItems {
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items: self.sections.iter().collect(),
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}
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@ -286,7 +286,7 @@ impl<'a> Iterator for BookItems<'a> {
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}
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impl Display for Chapter {
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fn fmt(&self, f: &mut Formatter) -> fmt::Result {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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if let Some(ref section_number) = self.number {
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write!(f, "{} ", section_number)?;
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}
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@ -37,10 +37,10 @@ pub struct MDBook {
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pub config: Config,
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/// A representation of the book's contents in memory.
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pub book: Book,
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renderers: Vec<Box<Renderer>>,
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renderers: Vec<Box<dyn Renderer>>,
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/// List of pre-processors to be run on the book
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preprocessors: Vec<Box<Preprocessor>>,
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preprocessors: Vec<Box<dyn Preprocessor>>,
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}
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impl MDBook {
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@ -146,7 +146,7 @@ impl MDBook {
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/// // etc.
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/// # }
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/// ```
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pub fn iter(&self) -> BookItems {
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pub fn iter(&self) -> BookItems<'_> {
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self.book.iter()
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}
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@ -183,7 +183,7 @@ impl MDBook {
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}
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/// Run the entire build process for a particular `Renderer`.
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fn execute_build_process(&self, renderer: &Renderer) -> Result<()> {
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fn execute_build_process(&self, renderer: &dyn Renderer) -> Result<()> {
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let mut preprocessed_book = self.book.clone();
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let preprocess_ctx = PreprocessorContext::new(
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self.root.clone(),
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@ -217,7 +217,7 @@ impl MDBook {
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Ok(())
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}
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fn render(&self, preprocessed_book: &Book, renderer: &Renderer) -> Result<()> {
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fn render(&self, preprocessed_book: &Book, renderer: &dyn Renderer) -> Result<()> {
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let name = renderer.name();
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let build_dir = self.build_dir_for(name);
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@ -344,8 +344,8 @@ impl MDBook {
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}
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/// Look at the `Config` and try to figure out what renderers to use.
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fn determine_renderers(config: &Config) -> Vec<Box<Renderer>> {
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let mut renderers: Vec<Box<Renderer>> = Vec::new();
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fn determine_renderers(config: &Config) -> Vec<Box<dyn Renderer>> {
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let mut renderers: Vec<Box<dyn Renderer>> = Vec::new();
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if let Some(output_table) = config.get("output").and_then(Value::as_table) {
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for (key, table) in output_table.iter() {
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@ -367,20 +367,20 @@ fn determine_renderers(config: &Config) -> Vec<Box<Renderer>> {
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renderers
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}
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fn default_preprocessors() -> Vec<Box<Preprocessor>> {
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fn default_preprocessors() -> Vec<Box<dyn Preprocessor>> {
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vec![
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Box::new(LinkPreprocessor::new()),
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Box::new(IndexPreprocessor::new()),
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]
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}
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fn is_default_preprocessor(pre: &Preprocessor) -> bool {
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fn is_default_preprocessor(pre: &dyn Preprocessor) -> bool {
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let name = pre.name();
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name == LinkPreprocessor::NAME || name == IndexPreprocessor::NAME
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}
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/// Look at the `MDBook` and try to figure out what preprocessors to run.
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fn determine_preprocessors(config: &Config) -> Result<Vec<Box<Preprocessor>>> {
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fn determine_preprocessors(config: &Config) -> Result<Vec<Box<dyn Preprocessor>>> {
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let mut preprocessors = Vec::new();
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if config.build.use_default_preprocessors {
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@ -432,7 +432,11 @@ fn interpret_custom_renderer(key: &str, table: &Value) -> Box<CmdRenderer> {
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///
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/// The `build.use-default-preprocessors` config option can be used to ensure
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/// default preprocessors always run if they support the renderer.
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fn preprocessor_should_run(preprocessor: &Preprocessor, renderer: &Renderer, cfg: &Config) -> bool {
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fn preprocessor_should_run(
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preprocessor: &dyn Preprocessor,
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renderer: &dyn Renderer,
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cfg: &Config,
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) -> bool {
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// default preprocessors should be run by default (if supported)
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if cfg.build.use_default_preprocessors && is_default_preprocessor(preprocessor) {
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return preprocessor.supports_renderer(renderer.name());
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@ -195,7 +195,7 @@ macro_rules! collect_events {
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}
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impl<'a> SummaryParser<'a> {
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fn new(text: &str) -> SummaryParser {
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fn new(text: &str) -> SummaryParser<'_> {
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let pulldown_parser = pulldown_cmark::Parser::new(text);
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SummaryParser {
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@ -471,7 +471,7 @@ fn get_last_link(links: &mut [SummaryItem]) -> Result<(usize, &mut Link)> {
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/// Removes the styling from a list of Markdown events and returns just the
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/// plain text.
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fn stringify_events(events: Vec<Event>) -> String {
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fn stringify_events(events: Vec<Event<'_>>) -> String {
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events
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.into_iter()
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.filter_map(|t| match t {
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@ -487,7 +487,7 @@ fn stringify_events(events: Vec<Event>) -> String {
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pub struct SectionNumber(pub Vec<u32>);
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impl Display for SectionNumber {
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fn fmt(&self, f: &mut Formatter) -> fmt::Result {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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if self.0.is_empty() {
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write!(f, "0")
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} else {
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@ -81,6 +81,7 @@
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//! [`Config`]: config/struct.Config.html
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#![deny(missing_docs)]
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#![deny(rust_2018_idioms)]
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#[macro_use]
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extern crate error_chain;
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@ -294,7 +294,7 @@ impl<'a> Iterator for LinkIter<'a> {
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}
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}
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fn find_links(contents: &str) -> LinkIter {
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fn find_links(contents: &str) -> LinkIter<'_> {
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// lazily compute following regex
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// r"\\\{\{#.*\}\}|\{\{#([a-zA-Z0-9]+)\s*([a-zA-Z0-9_.\-:/\\\s]+)\}\}")?;
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lazy_static! {
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@ -26,7 +26,7 @@ impl HtmlHandlebars {
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fn render_item(
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&self,
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item: &BookItem,
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mut ctx: RenderItemContext,
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mut ctx: RenderItemContext<'_>,
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print_content: &mut String,
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) -> Result<()> {
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// FIXME: This should be made DRY-er and rely less on mutable state
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@ -505,7 +505,7 @@ fn build_header_links(html: &str) -> String {
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let mut id_counter = HashMap::new();
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regex
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.replace_all(html, |caps: &Captures| {
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.replace_all(html, |caps: &Captures<'_>| {
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let level = caps[1]
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.parse()
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.expect("Regex should ensure we only ever get numbers here");
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@ -552,7 +552,7 @@ fn wrap_header_with_link(
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fn fix_code_blocks(html: &str) -> String {
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let regex = Regex::new(r##"<code([^>]+)class="([^"]+)"([^>]*)>"##).unwrap();
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regex
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.replace_all(html, |caps: &Captures| {
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.replace_all(html, |caps: &Captures<'_>| {
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let before = &caps[1];
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let classes = &caps[2].replace(",", " ");
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let after = &caps[3];
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@ -570,7 +570,7 @@ fn fix_code_blocks(html: &str) -> String {
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fn add_playpen_pre(html: &str, playpen_config: &Playpen) -> String {
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let regex = Regex::new(r##"((?s)<code[^>]?class="([^"]+)".*?>(.*?)</code>)"##).unwrap();
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regex
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.replace_all(html, |caps: &Captures| {
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.replace_all(html, |caps: &Captures<'_>| {
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let text = &caps[1];
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let classes = &caps[2];
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let code = &caps[3];
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@ -47,7 +47,7 @@ impl Target {
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fn find_chapter(
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ctx: &Context,
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rc: &mut RenderContext,
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rc: &mut RenderContext<'_>,
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target: Target,
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) -> Result<Option<StringMap>, RenderError> {
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debug!("Get data from context");
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@ -86,11 +86,11 @@ fn find_chapter(
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}
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fn render(
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_h: &Helper,
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_h: &Helper<'_, '_>,
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r: &Handlebars,
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ctx: &Context,
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rc: &mut RenderContext,
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out: &mut Output,
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rc: &mut RenderContext<'_>,
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out: &mut dyn Output,
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chapter: &StringMap,
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) -> Result<(), RenderError> {
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trace!("Creating BTreeMap to inject in context");
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@ -137,11 +137,11 @@ fn render(
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}
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pub fn previous(
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_h: &Helper,
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_h: &Helper<'_, '_>,
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r: &Handlebars,
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ctx: &Context,
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rc: &mut RenderContext,
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out: &mut Output,
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rc: &mut RenderContext<'_>,
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out: &mut dyn Output,
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) -> Result<(), RenderError> {
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trace!("previous (handlebars helper)");
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@ -153,11 +153,11 @@ pub fn previous(
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}
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pub fn next(
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_h: &Helper,
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_h: &Helper<'_, '_>,
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r: &Handlebars,
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ctx: &Context,
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rc: &mut RenderContext,
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out: &mut Output,
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rc: &mut RenderContext<'_>,
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out: &mut dyn Output,
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) -> Result<(), RenderError> {
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trace!("next (handlebars helper)");
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@ -1,11 +1,11 @@
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use handlebars::{Context, Handlebars, Helper, Output, RenderContext, RenderError};
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pub fn theme_option(
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h: &Helper,
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h: &Helper<'_, '_>,
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_r: &Handlebars,
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ctx: &Context,
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rc: &mut RenderContext,
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out: &mut Output,
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rc: &mut RenderContext<'_>,
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out: &mut dyn Output,
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) -> Result<(), RenderError> {
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trace!("theme_option (handlebars helper)");
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@ -157,7 +157,7 @@ impl EventQuoteConverter {
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}
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}
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fn clean_codeblock_headers(event: Event) -> Event {
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fn clean_codeblock_headers(event: Event<'_>) -> Event<'_> {
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match event {
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Event::Start(Tag::CodeBlock(ref info)) => {
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let info: String = info.chars().filter(|ch| !ch.is_whitespace()).collect();
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