Merge branch 'master' of github.com:rust-lang-nursery/mdBook

CONTRIBUTING.md

@@ -62,7 +62,7 @@ The quick guide is
 
 1. Install it
     ```
-    rustup component add rustfmt-preview
+    rustup component add rustfmt
     ```
 1. You can now run `rustfmt` on a single file simply by...
     ```
@@ -87,14 +87,11 @@ The best documentation can be found over at [rust-clippy](https://github.com/rus
 
 1. To install
     ```
-    rustup update
+    rustup component add clippy
-    rustup install nightly
-    rustup component add clippy-preview --toolchain=nightly
     ```
 2. Running clippy
-    As you may notice from the previous step, Clippy is on the nightly branch, so running it is like
     ```
-    cargo +nightly clippy
+    cargo clippy
     ```
 
 Clippy has an ever growing list of checks, that are managed in [lint files](https://rust-lang-nursery.github.io/rust-clippy/master/index.html).

Cargo.lock

@@ -525,7 +525,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "mdbook"
-version = "0.2.3-alpha.0"
+version = "0.2.4-alpha.0"
 dependencies = [
  "ammonia 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mdbook"
-version = "0.2.3-alpha.0"
+version = "0.2.4-alpha.0"
 authors = [
     "Mathieu David <mathieudavid@mathieudavid.org>", 
     "Michael-F-Bryan <michaelfbryan@gmail.com>",

book-example/src/cli/README.md

@@ -18,7 +18,7 @@ mdBook can also be installed from source
 
 mdBook is written in **[Rust](https://www.rust-lang.org/)** and therefore needs
 to be compiled with **Cargo**. If you haven't already installed Rust, please go
-ahead and [install it](https://www.rust-lang.org/downloads.html) now.
+ahead and [install it](https://www.rust-lang.org/tools/install) now.
 
 ### Install Crates.io version
 

book-example/src/cli/serve.md

@@ -37,7 +37,7 @@ configured.
 
 #### --open
 
-When you use the `--open` (`-o`) flag, mdbook will open the book in your your
+When you use the `--open` (`-o`) flag, mdbook will open the book in your
 default web browser after starting the server.
 
 #### --dest-dir

examples/de-emphasize.rs

@@ -17,6 +17,7 @@ fn main() {
     panic!("This example is intended to be part of a library");
 }
 
+#[allow(dead_code)]
 struct Deemphasize;
 
 impl Preprocessor for Deemphasize {
@@ -56,10 +57,7 @@ where
     Ok(())
 }
 
-fn remove_emphasis(
+fn remove_emphasis(num_removed_items: &mut usize, chapter: &mut Chapter) -> Result<String> {
-    num_removed_items: &mut usize,
-    chapter: &mut Chapter,
-) -> Result<String> {
     let mut buf = String::with_capacity(chapter.content.len());
 
     let events = Parser::new(&chapter.content).filter(|e| {
@@ -76,7 +74,7 @@ fn remove_emphasis(
         should_keep
     });
 
-    cmark(events, &mut buf, None).map(|_| buf).map_err(|err| {
+    cmark(events, &mut buf, None)
-        Error::from(format!("Markdown serialization failed: {}", err))
+        .map(|_| buf)
-    })
+        .map_err(|err| Error::from(format!("Markdown serialization failed: {}", err)))
 }

examples/nop-preprocessor.rs

@@ -6,9 +6,9 @@ use clap::{App, Arg, ArgMatches, SubCommand};
 use mdbook::book::Book;
 use mdbook::errors::Error;
 use mdbook::preprocess::{CmdPreprocessor, Preprocessor, PreprocessorContext};
+use nop_lib::Nop;
 use std::io;
 use std::process;
-use nop_lib::Nop;
 
 pub fn make_app() -> App<'static, 'static> {
     App::new("nop-preprocessor")
@@ -16,7 +16,8 @@ pub fn make_app() -> App<'static, 'static> {
         .subcommand(
             SubCommand::with_name("supports")
                 .arg(Arg::with_name("renderer").required(true))
-                .about("Check whether a renderer is supported by this preprocessor"))
+                .about("Check whether a renderer is supported by this preprocessor"),
+        )
 }
 
 fn main() {
@@ -87,11 +88,7 @@ mod nop_lib {
             "nop-preprocessor"
         }
 
-        fn run(
+        fn run(&self, ctx: &PreprocessorContext, book: Book) -> Result<Book, Error> {
-            &self,
-            ctx: &PreprocessorContext,
-            book: Book,
-        ) -> Result<Book, Error> {
             // In testing we want to tell the preprocessor to blow up by setting a
             // particular config value
             if let Some(nop_cfg) = ctx.config.get_preprocessor(self.name()) {
@@ -109,4 +106,3 @@ mod nop_lib {
         }
     }
 }
-

src/book/book.rs

@@ -167,9 +167,9 @@ impl Chapter {
     ) -> Chapter {
         Chapter {
             name: name.to_string(),
-            content: content,
+            content,
             path: path.into(),
-            parent_names: parent_names,
+            parent_names,
             ..Default::default()
         }
     }
@@ -210,7 +210,7 @@ fn load_summary_item<P: AsRef<Path>>(
     match *item {
         SummaryItem::Separator => Ok(BookItem::Separator),
         SummaryItem::Link(ref link) => {
-            load_chapter(link, src_dir, parent_names).map(|c| BookItem::Chapter(c))
+            load_chapter(link, src_dir, parent_names).map(BookItem::Chapter)
         }
     }
 }

src/book/init.rs

@@ -175,7 +175,7 @@ impl BookBuilder {
         let summary = src_dir.join("SUMMARY.md");
         let mut f = File::create(&summary).chain_err(|| "Unable to create SUMMARY.md")?;
         writeln!(f, "# Summary")?;
-        writeln!(f, "")?;
+        writeln!(f)?;
         writeln!(f, "- [Chapter 1](./chapter_1.md)")?;
 
         let chapter_1 = src_dir.join("chapter_1.md");

src/book/mod.rs

@@ -20,8 +20,9 @@ use tempfile::Builder as TempFileBuilder;
 use toml::Value;
 
 use errors::*;
-use preprocess::{IndexPreprocessor, LinkPreprocessor, Preprocessor,
+use preprocess::{
-    PreprocessorContext, CmdPreprocessor};
+    CmdPreprocessor, IndexPreprocessor, LinkPreprocessor, Preprocessor, PreprocessorContext,
+};
 use renderer::{CmdRenderer, HtmlHandlebars, RenderContext, Renderer};
 use utils;
 
@@ -160,15 +161,16 @@ impl MDBook {
     /// Run the entire build process for a particular `Renderer`.
     fn execute_build_process(&self, renderer: &Renderer) -> Result<()> {
         let mut preprocessed_book = self.book.clone();
-        let preprocess_ctx = PreprocessorContext::new(self.root.clone(),
+        let preprocess_ctx = PreprocessorContext::new(
+            self.root.clone(),
             self.config.clone(),
-                                     renderer.name().to_string());
+            renderer.name().to_string(),
+        );
 
         for preprocessor in &self.preprocessors {
             if preprocessor_should_run(&**preprocessor, renderer, &self.config) {
                 debug!("Running the {} preprocessor.", preprocessor.name());
-                preprocessed_book =
+                preprocessed_book = preprocessor.run(&preprocess_ctx, preprocessed_book)?;
-                    preprocessor.run(&preprocess_ctx, preprocessed_book)?;
             }
         }
 
@@ -178,11 +180,7 @@ impl MDBook {
         Ok(())
     }
 
-    fn render(
+    fn render(&self, preprocessed_book: &Book, renderer: &Renderer) -> Result<()> {
-        &self,
-        preprocessed_book: &Book,
-        renderer: &Renderer,
-    ) -> Result<()> {
         let name = renderer.name();
         let build_dir = self.build_dir_for(name);
         if build_dir.exists() {
@@ -233,9 +231,8 @@ impl MDBook {
         let temp_dir = TempFileBuilder::new().prefix("mdbook-").tempdir()?;
 
         // FIXME: Is "test" the proper renderer name to use here?
-        let preprocess_context = PreprocessorContext::new(self.root.clone(),
+        let preprocess_context =
-                                                          self.config.clone(),
+            PreprocessorContext::new(self.root.clone(), self.config.clone(), "test".to_string());
-                                                          "test".to_string());
 
         let book = LinkPreprocessor::new().run(&preprocess_context, self.book.clone())?;
         // Index Preprocessor is disabled so that chapter paths continue to point to the
@@ -363,17 +360,11 @@ fn determine_preprocessors(config: &Config) -> Result<Vec<Box<Preprocessor>>> {
         preprocessors.extend(default_preprocessors());
     }
 
-    if let Some(preprocessor_table) =
+    if let Some(preprocessor_table) = config.get("preprocessor").and_then(|v| v.as_table()) {
-        config.get("preprocessor").and_then(|v| v.as_table())
-    {
         for key in preprocessor_table.keys() {
             match key.as_ref() {
-                "links" => {
+                "links" => preprocessors.push(Box::new(LinkPreprocessor::new())),
-                    preprocessors.push(Box::new(LinkPreprocessor::new()))
+                "index" => preprocessors.push(Box::new(IndexPreprocessor::new())),
-                }
-                "index" => {
-                    preprocessors.push(Box::new(IndexPreprocessor::new()))
-                }
                 name => preprocessors.push(interpret_custom_preprocessor(
                     name,
                     &preprocessor_table[name],
@@ -385,10 +376,7 @@ fn determine_preprocessors(config: &Config) -> Result<Vec<Box<Preprocessor>>> {
     Ok(preprocessors)
 }
 
-fn interpret_custom_preprocessor(
+fn interpret_custom_preprocessor(key: &str, table: &Value) -> Box<CmdPreprocessor> {
-    key: &str,
-    table: &Value,
-) -> Box<CmdPreprocessor> {
     let command = table
         .get("command")
         .and_then(|c| c.as_str())
@@ -406,8 +394,7 @@ fn interpret_custom_renderer(key: &str, table: &Value) -> Box<CmdRenderer> {
         .and_then(|c| c.as_str())
         .map(|s| s.to_string());
 
-    let command =
+    let command = table_dot_command.unwrap_or_else(|| format!("mdbook-{}", key));
-        table_dot_command.unwrap_or_else(|| format!("mdbook-{}", key));
 
     Box::new(CmdRenderer::new(key.to_string(), command.to_string()))
 }
@@ -428,7 +415,8 @@ fn preprocessor_should_run(preprocessor: &Preprocessor, renderer: &Renderer, cfg
     let renderer_name = renderer.name();
 
     if let Some(Value::Array(ref explicit_renderers)) = cfg.get(&key) {
-        return explicit_renderers.into_iter()
+        return explicit_renderers
+            .iter()
             .filter_map(|val| val.as_str())
             .any(|name| name == renderer_name);
     }
@@ -436,7 +424,6 @@ fn preprocessor_should_run(preprocessor: &Preprocessor, renderer: &Renderer, cfg
     preprocessor.supports_renderer(renderer_name)
 }
 
-
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -539,10 +526,7 @@ mod tests {
 
         // make sure the `preprocessor.random` table exists
         let random = cfg.get_preprocessor("random").unwrap();
-        let random = interpret_custom_preprocessor(
+        let random = interpret_custom_preprocessor("random", &Value::Table(random.clone()));
-            "random",
-            &Value::Table(random.clone()),
-        );
 
         assert_eq!(random.cmd(), "python random.py");
     }
@@ -557,7 +541,8 @@ mod tests {
         let cfg = Config::from_str(cfg_str).unwrap();
 
         // double-check that we can access preprocessor.links.renderers[0]
-        let html = cfg.get_preprocessor("links")
+        let html = cfg
+            .get_preprocessor("links")
             .and_then(|links| links.get("renderers"))
             .and_then(|renderers| renderers.as_array())
             .and_then(|renderers| renderers.get(0))

src/book/summary.rs

@@ -280,7 +280,7 @@ impl<'a> SummaryParser<'a> {
             Err(self.parse_error("You can't have an empty link."))
         } else {
             Ok(Link {
-                name: name,
+                name,
                 location: PathBuf::from(href.to_string()),
                 number: None,
                 nested_items: Vec::new(),
@@ -313,7 +313,6 @@ impl<'a> SummaryParser<'a> {
             root_items += bunch_of_items.len() as u32;
             items.extend(bunch_of_items);
 
-
             match self.next_event() {
                 Some(Event::Start(Tag::Paragraph)) => {
                     // we're starting the suffix chapters
@@ -732,7 +731,8 @@ mod tests {
     /// Ensure section numbers are correctly incremented after a horizontal separator.
     #[test]
     fn keep_numbering_after_separator() {
-        let src = "- [First](./first.md)\n---\n- [Second](./second.md)\n---\n- [Third](./third.md)\n";
+        let src =
+            "- [First](./first.md)\n---\n- [Second](./second.md)\n---\n- [Third](./third.md)\n";
         let should_be = vec![
             SummaryItem::Link(Link {
                 name: String::from("First"),

src/cmd/init.rs

@@ -12,9 +12,10 @@ pub fn make_subcommand<'a, 'b>() -> App<'a, 'b> {
     SubCommand::with_name("init")
         .about("Creates the boilerplate structure and files for a new book")
         // the {n} denotes a newline which will properly aligned in all help messages
-        .arg_from_usage("[dir] 'Directory to create the book in{n}\
+        .arg_from_usage(
-            (Defaults to the Current Directory when omitted)'")
+            "[dir] 'Directory to create the book in{n}\
-        .arg_from_usage("--theme 'Copies the default theme into your source folder'")
+             (Defaults to the Current Directory when omitted)'",
+        ).arg_from_usage("--theme 'Copies the default theme into your source folder'")
         .arg_from_usage("--force 'Skips confirmation prompts'")
 }
 

src/cmd/serve.rs

@@ -76,7 +76,7 @@ pub fn execute(args: &ArgMatches) -> Result<()> {
     let port = args.value_of("port").unwrap();
     let ws_port = args.value_of("websocket-port").unwrap();
     let hostname = args.value_of("hostname").unwrap();
-    let public_address = args.value_of("websocket-address").unwrap_or(hostname);
+    let public_address = args.value_of("websocket-hostname").unwrap_or(hostname);
     let open_browser = args.is_present("open");
 
     let address = format!("{}:{}", hostname, port);
@@ -115,7 +115,7 @@ pub fn execute(args: &ArgMatches) -> Result<()> {
     }
 
     #[cfg(feature = "watch")]
-    watch::trigger_on_change(&mut book, move |path, book_dir| {
+    watch::trigger_on_change(&book, move |path, book_dir| {
         info!("File changed: {:?}", path);
         info!("Building book...");
 

src/config.rs

@@ -301,8 +301,8 @@ impl<'de> Deserialize<'de> for Config {
             .unwrap_or_default();
 
         Ok(Config {
-            book: book,
+            book,
-            build: build,
+            build,
             rest: Value::Table(table),
         })
     }

src/main.rs

@@ -20,8 +20,8 @@ use std::path::{Path, PathBuf};
 
 mod cmd;
 
-const NAME: &'static str = "mdBook";
+const NAME: &str = "mdBook";
-const VERSION: &'static str = concat!("v", crate_version!());
+const VERSION: &str = concat!("v", crate_version!());
 
 fn main() {
     init_logger();

src/preprocess/cmd.rs

@@ -43,19 +43,11 @@ impl CmdPreprocessor {
 
     /// A convenience function custom preprocessors can use to parse the input
     /// written to `stdin` by a `CmdRenderer`.
-    pub fn parse_input<R: Read>(
+    pub fn parse_input<R: Read>(reader: R) -> Result<(PreprocessorContext, Book)> {
-        reader: R,
+        serde_json::from_reader(reader).chain_err(|| "Unable to parse the input")
-    ) -> Result<(PreprocessorContext, Book)> {
-        serde_json::from_reader(reader)
-            .chain_err(|| "Unable to parse the input")
     }
 
-    fn write_input_to_child(
+    fn write_input_to_child(&self, child: &mut Child, book: &Book, ctx: &PreprocessorContext) {
-        &self,
-        child: &mut Child,
-        book: &Book,
-        ctx: &PreprocessorContext,
-    ) {
         let stdin = child.stdin.take().expect("Child has stdin");
 
         if let Err(e) = self.write_input(stdin, &book, &ctx) {
@@ -128,8 +120,7 @@ impl Preprocessor for CmdPreprocessor {
             "The preprocessor exited unsuccessfully"
         );
 
-        serde_json::from_slice(&output.stdout)
+        serde_json::from_slice(&output.stdout).chain_err(|| "Unable to parse the preprocessed book")
-            .chain_err(|| "Unable to parse the preprocessed book")
     }
 
     fn supports_renderer(&self, renderer: &str) -> bool {
@@ -142,7 +133,11 @@ impl Preprocessor for CmdPreprocessor {
         let mut cmd = match self.command() {
             Ok(c) => c,
             Err(e) => {
-                warn!("Unable to create the command for the \"{}\" preprocessor, {}", self.name(), e);
+                warn!(
+                    "Unable to create the command for the \"{}\" preprocessor, {}",
+                    self.name(),
+                    e
+                );
                 return false;
             }
         };
@@ -177,8 +172,7 @@ mod tests {
     use MDBook;
 
     fn book_example() -> MDBook {
-        let example =
+        let example = Path::new(env!("CARGO_MANIFEST_DIR")).join("book-example");
-            Path::new(env!("CARGO_MANIFEST_DIR")).join("book-example");
         MDBook::load(example).unwrap()
     }
 
@@ -195,8 +189,7 @@ mod tests {
         let mut buffer = Vec::new();
         cmd.write_input(&mut buffer, &md.book, &ctx).unwrap();
 
-        let (got_ctx, got_book) =
+        let (got_ctx, got_book) = CmdPreprocessor::parse_input(buffer.as_slice()).unwrap();
-            CmdPreprocessor::parse_input(buffer.as_slice()).unwrap();
 
         assert_eq!(got_book, md.book);
         assert_eq!(got_ctx, ctx);

src/preprocess/index.rs

@@ -7,7 +7,7 @@ use super::{Preprocessor, PreprocessorContext};
 use book::{Book, BookItem};
 
 /// A preprocessor for converting file name `README.md` to `index.md` since
-/// `README.md` is the de facto index file in a markdown-based documentation.
+/// `README.md` is the de facto index file in markdown-based documentation.
 pub struct IndexPreprocessor;
 
 impl IndexPreprocessor {

src/preprocess/links.rs

@@ -69,12 +69,7 @@ where
             Ok(new_content) => {
                 if depth < MAX_LINK_NESTED_DEPTH {
                     if let Some(rel_path) = playpen.link.relative_path(path) {
-                        replaced.push_str(&replace_all(
+                        replaced.push_str(&replace_all(&new_content, rel_path, source, depth + 1));
-                            &new_content,
-                            rel_path,
-                            source,
-                            depth + 1,
-                        ));
                     } else {
                         replaced.push_str(&new_content);
                     }
@@ -118,18 +113,10 @@ impl<'a> LinkType<'a> {
         let base = base.as_ref();
         match self {
             LinkType::Escaped => None,
-            LinkType::IncludeRange(p, _) => {
+            LinkType::IncludeRange(p, _) => Some(return_relative_path(base, &p)),
-                Some(return_relative_path(base, &p))
+            LinkType::IncludeRangeFrom(p, _) => Some(return_relative_path(base, &p)),
-            }
+            LinkType::IncludeRangeTo(p, _) => Some(return_relative_path(base, &p)),
-            LinkType::IncludeRangeFrom(p, _) => {
+            LinkType::IncludeRangeFull(p, _) => Some(return_relative_path(base, &p)),
-                Some(return_relative_path(base, &p))
-            }
-            LinkType::IncludeRangeTo(p, _) => {
-                Some(return_relative_path(base, &p))
-            }
-            LinkType::IncludeRangeFull(p, _) => {
-                Some(return_relative_path(base, &p))
-            }
             LinkType::Playpen(p, _) => Some(return_relative_path(base, &p)),
         }
     }
@@ -155,27 +142,21 @@ fn parse_include_path(path: &str) -> LinkType<'static> {
     let end = end.and_then(|s| s.parse::<usize>().ok());
     match start {
         Some(start) => match end {
-            Some(end) => LinkType::IncludeRange(
+            Some(end) => LinkType::IncludeRange(path, Range { start, end }),
-                path,
-                Range {
-                    start: start,
-                    end: end,
-                },
-            ),
             None => if has_end {
-                LinkType::IncludeRangeFrom(path, RangeFrom { start: start })
+                LinkType::IncludeRangeFrom(path, RangeFrom { start })
             } else {
                 LinkType::IncludeRange(
                     path,
                     Range {
-                        start: start,
+                        start,
                         end: start + 1,
                     },
                 )
             },
         },
         None => match end {
-            Some(end) => LinkType::IncludeRangeTo(path, RangeTo { end: end }),
+            Some(end) => LinkType::IncludeRangeTo(path, RangeTo { end }),
             None => LinkType::IncludeRangeFull(path, RangeFull),
         },
     }
@@ -199,15 +180,11 @@ impl<'a> Link<'a> {
 
                 match (typ.as_str(), file_arg) {
                     ("include", Some(pth)) => Some(parse_include_path(pth)),
-                    ("playpen", Some(pth)) => {
+                    ("playpen", Some(pth)) => Some(LinkType::Playpen(pth.into(), props)),
-                        Some(LinkType::Playpen(pth.into(), props))
-                    }
                     _ => None,
                 }
             }
-            (Some(mat), None, None)
+            (Some(mat), None, None) if mat.as_str().starts_with(ESCAPE_CHAR) => {
-                if mat.as_str().starts_with(ESCAPE_CHAR) =>
-            {
                 Some(LinkType::Escaped)
             }
             _ => None,
@@ -258,7 +235,7 @@ impl<'a> Link<'a> {
                 let target = base.join(pat);
 
                 file_to_string(&target)
-                    .map(|s| take_lines(&s, range.clone()))
+                    .map(|s| take_lines(&s, *range))
                     .chain_err(|| {
                         format!(
                             "Could not read file for link {} ({})",
@@ -271,16 +248,17 @@ impl<'a> Link<'a> {
                 let target = base.join(pat);
 
                 file_to_string(&target).chain_err(|| {
-                    format!("Could not read file for link {} ({})",
+                    format!(
+                        "Could not read file for link {} ({})",
                         self.link_text,
-                            target.display())
+                        target.display()
+                    )
                 })
             }
             LinkType::Playpen(ref pat, ref attrs) => {
                 let target = base.join(pat);
 
-                let contents =
+                let contents = file_to_string(&target).chain_err(|| {
-                file_to_string(&target).chain_err(|| {
                     format!(
                         "Could not read file for link {} ({})",
                         self.link_text,
@@ -531,10 +509,7 @@ mod tests {
                 Link {
                     start_index: 38,
                     end_index: 68,
-                    link: LinkType::Playpen(
+                    link: LinkType::Playpen(PathBuf::from("file.rs"), vec!["editable"]),
-                        PathBuf::from("file.rs"),
-                        vec!["editable"]
-                    ),
                     link_text: "{{#playpen file.rs editable }}",
                 },
                 Link {
@@ -544,8 +519,7 @@ mod tests {
                         PathBuf::from("my.rs"),
                         vec!["editable", "no_run", "should_panic"],
                     ),
-                    link_text:
+                    link_text: "{{#playpen my.rs editable no_run should_panic}}",
-                        "{{#playpen my.rs editable no_run should_panic}}",
                 },
             ]
         );

src/preprocess/mod.rs

@@ -1,12 +1,12 @@
 //! Book preprocessing.
 
+pub use self::cmd::CmdPreprocessor;
 pub use self::index::IndexPreprocessor;
 pub use self::links::LinkPreprocessor;
-pub use self::cmd::CmdPreprocessor;
 
+mod cmd;
 mod index;
 mod links;
-mod cmd;
 
 use book::Book;
 use config::Config;

src/renderer/html_handlebars/hbs_renderer.rs

@@ -30,11 +30,14 @@ impl HtmlHandlebars {
         print_content: &mut String,
     ) -> Result<()> {
         // FIXME: This should be made DRY-er and rely less on mutable state
-        match *item {
+        if let BookItem::Chapter(ref ch) = *item {
-            BookItem::Chapter(ref ch) => {
             let content = ch.content.clone();
             let content = utils::render_markdown(&content, ctx.html_config.curly_quotes);
-                print_content.push_str(&content);
+
+            let string_path = ch.path.parent().unwrap().display().to_string();
+
+            let fixed_content = utils::render_markdown_with_base(&ch.content, ctx.html_config.curly_quotes, &string_path);
+            print_content.push_str(&fixed_content);
 
             // Update the context with data for this file
             let path = ch
@@ -82,23 +85,16 @@ impl HtmlHandlebars {
                 ctx.data.insert("path".to_owned(), json!("index.html"));
                 ctx.data.insert("path_to_root".to_owned(), json!(""));
                 let rendered_index = ctx.handlebars.render("index", &ctx.data)?;
-                    let rendered_index =
+                let rendered_index = self.post_process(rendered_index, &ctx.html_config.playpen);
-                        self.post_process(rendered_index, &ctx.html_config.playpen);
                 debug!("Creating index.html from {}", path);
-                    utils::fs::write_file(
+                utils::fs::write_file(&ctx.destination, "index.html", rendered_index.as_bytes())?;
-                        &ctx.destination,
-                        "index.html",
-                        rendered_index.as_bytes(),
-                    )?;
             }
         }
-            _ => {}
-        }
 
         Ok(())
     }
 
-    #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))]
+    #[cfg_attr(feature = "cargo-clippy", allow(clippy::let_and_return))]
     fn post_process(&self, rendered: String, playpen_config: &Playpen) -> String {
         let rendered = build_header_links(&rendered);
         let rendered = fix_code_blocks(&rendered);
@@ -328,7 +324,7 @@ impl Renderer for HtmlHandlebars {
                 handlebars: &handlebars,
                 destination: destination.to_path_buf(),
                 data: data.clone(),
-                is_index: is_index,
+                is_index,
                 html_config: html_config.clone(),
             };
             self.render_item(item, ctx, &mut print_content)?;

src/renderer/html_handlebars/helpers/mod.rs

@@ -1,3 +1,3 @@
 pub mod navigation;
-pub mod toc;
 pub mod theme;
+pub mod toc;

src/renderer/html_handlebars/helpers/navigation.rs

@@ -18,13 +18,13 @@ impl Target {
     /// Returns target if found.
     fn find(
         &self,
-        base_path: &String,
+        base_path: &str,
-        current_path: &String,
+        current_path: &str,
         current_item: &StringMap,
         previous_item: &StringMap,
     ) -> Result<Option<StringMap>, RenderError> {
-        match self {
+        match *self {
-            &Target::Next => {
+            Target::Next => {
                 let previous_path = previous_item
                     .get("path")
                     .ok_or_else(|| RenderError::new("No path found for chapter in JSON data"))?;
@@ -34,7 +34,7 @@ impl Target {
                 }
             }
 
-            &Target::Previous => {
+            Target::Previous => {
                 if current_path == base_path {
                     return Ok(Some(previous_item.clone()));
                 }

src/renderer/html_handlebars/search.rs

@@ -54,7 +54,7 @@ fn add_doc(
     section_id: &Option<String>,
     items: &[&str],
 ) {
-    let url = if let &Some(ref id) = section_id {
+    let url = if let Some(ref id) = *section_id {
         Cow::Owned(format!("{}#{}", anchor_base, id))
     } else {
         Cow::Borrowed(anchor_base)
@@ -74,8 +74,8 @@ fn render_item(
     doc_urls: &mut Vec<String>,
     item: &BookItem,
 ) -> Result<()> {
-    let chapter = match item {
+    let chapter = match *item {
-        &BookItem::Chapter(ref ch) => ch,
+        BookItem::Chapter(ref ch) => ch,
         _ => return Ok(()),
     };
 
@@ -101,7 +101,7 @@ fn render_item(
     for event in p {
         match event {
             Event::Start(Tag::Header(i)) if i <= max_section_depth => {
-                if heading.len() > 0 {
+                if !heading.is_empty() {
                     // Section finished, the next header is following now
                     // Write the data to the index, and clear it for the next section
                     add_doc(
@@ -155,7 +155,7 @@ fn render_item(
         }
     }
 
-    if heading.len() > 0 {
+    if !heading.is_empty() {
         // Make sure the last section is added to the index
         add_doc(
             index,

src/renderer/mod.rs

@@ -76,8 +76,8 @@ impl RenderContext {
         Q: Into<PathBuf>,
     {
         RenderContext {
-            book: book,
+            book,
-            config: config,
+            config,
             version: ::MDBOOK_VERSION.to_string(),
             root: root.into(),
             destination: destination.into(),

src/utils/mod.rs

@@ -66,15 +66,21 @@ pub fn id_from_content(content: &str) -> String {
     normalize_id(trimmed)
 }
 
-fn adjust_links(event: Event) -> Event {
+fn adjust_links<'a>(event: Event<'a>, with_base: &str) -> Event<'a> {
     lazy_static! {
         static ref HTTP_LINK: Regex = Regex::new("^https?://").unwrap();
-        static ref MD_LINK: Regex = Regex::new("(?P<link>.*).md(?P<anchor>#.*)?").unwrap();
+        static ref MD_LINK: Regex = Regex::new(r"(?P<link>.*)\.md(?P<anchor>#.*)?").unwrap();
     }
 
     match event {
         Event::Start(Tag::Link(dest, title)) => {
             if !HTTP_LINK.is_match(&dest) {
+                let dest = if !with_base.is_empty() {
+                    format!("{}/{}", with_base, dest)
+                } else {
+                    dest.clone().into_owned()
+                };
+
                 if let Some(caps) = MD_LINK.captures(&dest) {
                     let mut html_link = [&caps["link"], ".html"].concat();
 
@@ -94,6 +100,10 @@ fn adjust_links(event: Event) -> Event {
 
 /// Wrapper around the pulldown-cmark parser for rendering markdown to HTML.
 pub fn render_markdown(text: &str, curly_quotes: bool) -> String {
+    render_markdown_with_base(text, curly_quotes, "")
+}
+
+pub fn render_markdown_with_base(text: &str, curly_quotes: bool, base: &str) -> String {
     let mut s = String::with_capacity(text.len() * 3 / 2);
 
     let mut opts = Options::empty();
@@ -104,7 +114,7 @@ pub fn render_markdown(text: &str, curly_quotes: bool) -> String {
     let mut converter = EventQuoteConverter::new(curly_quotes);
     let events = p
         .map(clean_codeblock_headers)
-        .map(adjust_links)
+        .map(|event| adjust_links(event, base))
         .map(|event| converter.convert(event));
 
     html::push_html(&mut s, events);
@@ -119,7 +129,7 @@ struct EventQuoteConverter {
 impl EventQuoteConverter {
     fn new(enabled: bool) -> Self {
         EventQuoteConverter {
-            enabled: enabled,
+            enabled,
             convert_text: true,
         }
     }
@@ -220,6 +230,12 @@ mod tests {
                 render_markdown("[example_anchor](example.md#anchor)", false),
                 "<p><a href=\"example.html#anchor\">example_anchor</a></p>\n"
             );
+
+            // this anchor contains 'md' inside of it
+            assert_eq!(
+                render_markdown("[phantom data](foo.html#phantomdata)", false),
+                "<p><a href=\"foo.html#phantomdata\">phantom data</a></p>\n"
+            );
         }
 
         #[test]
@@ -324,14 +340,8 @@ more text with spaces
                 id_from_content("## Method-call expressions"),
                 "method-call-expressions"
             );
-            assert_eq!(
+            assert_eq!(id_from_content("## **Bold** title"), "bold-title");
-                id_from_content("## **Bold** title"),
+            assert_eq!(id_from_content("## `Code` title"), "code-title");
-                "bold-title"
-            );
-            assert_eq!(
-                id_from_content("## `Code` title"),
-                "code-title"
-            );
         }
 
         #[test]
@@ -344,10 +354,7 @@ more text with spaces
                 id_from_content("## 中文標題 CJK title"),
                 "中文標題-cjk-title"
             );
-            assert_eq!(
+            assert_eq!(id_from_content("## Über"), "Über");
-                id_from_content("## Über"),
-                "Über"
-            );
         }
 
         #[test]

tests/alternate_backends.rs

@@ -11,14 +11,14 @@ use tempfile::{Builder as TempFileBuilder, TempDir};
 
 #[test]
 fn passing_alternate_backend() {
-    let (md, _temp) = dummy_book_with_backend("passing", "true");
+    let (md, _temp) = dummy_book_with_backend("passing", success_cmd());
 
     md.build().unwrap();
 }
 
 #[test]
 fn failing_alternate_backend() {
-    let (md, _temp) = dummy_book_with_backend("failing", "false");
+    let (md, _temp) = dummy_book_with_backend("failing", fail_cmd());
 
     md.build().unwrap_err();
 }
@@ -84,3 +84,19 @@ fn dummy_book_with_backend(name: &str, command: &str) -> (MDBook, TempDir) {
 
     (md, temp)
 }
+
+fn fail_cmd() -> &'static str {
+    if cfg!(windows) {
+        r#"cmd.exe /c "exit 1""#
+    } else {
+        "false"
+    }
+}
+
+fn success_cmd() -> &'static str {
+    if cfg!(windows) {
+        r#"cmd.exe /c "exit 0""#
+    } else {
+        "true"
+    }
+}

tests/custom_preprocessors.rs

@@ -7,7 +7,10 @@ use mdbook::preprocess::{CmdPreprocessor, Preprocessor};
 use mdbook::MDBook;
 
 fn example() -> CmdPreprocessor {
-    CmdPreprocessor::new("nop-preprocessor".to_string(), "cargo run --example nop-preprocessor --".to_string())
+    CmdPreprocessor::new(
+        "nop-preprocessor".to_string(),
+        "cargo run --example nop-preprocessor --".to_string(),
+    )
 }
 
 #[test]
@@ -35,7 +38,9 @@ fn ask_the_preprocessor_to_blow_up() {
     let mut md = MDBook::load(temp.path()).unwrap();
     md.with_preprecessor(example());
 
-    md.config.set("preprocessor.nop-preprocessor.blow-up", true).unwrap();
+    md.config
+        .set("preprocessor.nop-preprocessor.blow-up", true)
+        .unwrap();
 
     let got = md.build();
 

tests/dummy_book/src/SUMMARY.md

@@ -8,6 +8,7 @@
     - [Includes](first/includes.md)
     - [Recursive](first/recursive.md)
 - [Second Chapter](second.md)
+    - [Nested Chapter](second/nested.md)
 
 ---
 

tests/dummy_book/src/second/nested.md

@@ -0,0 +1,4 @@
+# Testing relative links for the print page
+
+When we link to [the first section](../first/nested.md), it should work on
+both the print page and the non-print page.

tests/rendered_output.rs

@@ -31,7 +31,7 @@ const TOC_TOP_LEVEL: &[&'static str] = &[
     "Introduction",
 ];
 const TOC_SECOND_LEVEL: &[&'static str] =
-    &["1.1. Nested Chapter", "1.2. Includes", "1.3. Recursive"];
+    &["1.1. Nested Chapter", "1.2. Includes", "2.1. Nested Chapter", "1.3. Recursive"];
 
 /// Make sure you can load the dummy book and build it without panicking.
 #[test]
@@ -109,6 +109,20 @@ fn check_correct_cross_links_in_nested_dir() {
     );
 }
 
+#[test]
+fn check_correct_relative_links_in_print_page() {
+    let temp = DummyBook::new().build().unwrap();
+    let md = MDBook::load(temp.path()).unwrap();
+    md.build().unwrap();
+
+    let first = temp.path().join("book");
+
+    assert_contains_strings(
+        first.join("print.html"),
+        &[r##"<a href="second/../first/nested.html">the first section</a>,"##],
+    );
+}
+
 #[test]
 fn rendered_code_has_playpen_stuff() {
     let temp = DummyBook::new().build().unwrap();
@@ -443,7 +457,7 @@ mod search {
         assert_eq!(docs[&some_section]["body"], "");
         assert_eq!(
             docs[&summary]["body"],
-            "Dummy Book Introduction First Chapter Nested Chapter Includes Recursive Second Chapter Conclusion"
+            "Dummy Book Introduction First Chapter Nested Chapter Includes Recursive Second Chapter Nested Chapter Conclusion"
         );
         assert_eq!(docs[&summary]["breadcrumbs"], "First Chapter » Summary");
         assert_eq!(docs[&conclusion]["body"], "I put &lt;HTML&gt; in here!");

tests/searchindex_fixture.json

@@ -9,6 +9,7 @@
     "first/includes.html#includes",
     "first/includes.html#summary",
     "second.html#second-chapter",
+    "second/nested.html#testing-relative-links-for-the-print-page",
     "conclusion.html#conclusion"
   ],
   "index": {
@@ -24,6 +25,11 @@
           "breadcrumbs": 1,
           "title": 1
         },
+        "10": {
+          "body": 3,
+          "breadcrumbs": 1,
+          "title": 1
+        },
         "2": {
           "body": 2,
           "breadcrumbs": 2,
@@ -50,7 +56,7 @@
           "title": 1
         },
         "7": {
-          "body": 12,
+          "body": 14,
           "breadcrumbs": 3,
           "title": 1
         },
@@ -60,9 +66,9 @@
           "title": 2
         },
         "9": {
-          "body": 3,
+          "body": 10,
-          "breadcrumbs": 1,
+          "breadcrumbs": 7,
-          "title": 1
+          "title": 5
         }
       },
       "docs": {
@@ -78,6 +84,12 @@
           "id": "1",
           "title": "Introduction"
         },
+        "10": {
+          "body": "I put <HTML> in here!",
+          "breadcrumbs": "Conclusion",
+          "id": "10",
+          "title": "Conclusion"
+        },
         "2": {
           "body": "more text.",
           "breadcrumbs": "First Chapter",
@@ -109,7 +121,7 @@
           "title": "Includes"
         },
         "7": {
-          "body": "Dummy Book Introduction First Chapter Nested Chapter Includes Recursive Second Chapter Conclusion",
+          "body": "Dummy Book Introduction First Chapter Nested Chapter Includes Recursive Second Chapter Nested Chapter Conclusion",
           "breadcrumbs": "First Chapter » Summary",
           "id": "7",
           "title": "Summary"
@@ -121,13 +133,13 @@
           "title": "Second Chapter"
         },
         "9": {
-          "body": "I put <HTML> in here!",
+          "body": "When we link to the first section , it should work on both the print page and the non-print page.",
-          "breadcrumbs": "Conclusion",
+          "breadcrumbs": "Second Chapter » Testing relative links for the print page",
           "id": "9",
-          "title": "Conclusion"
+          "title": "Testing relative links for the print page"
         }
       },
-      "length": 10,
+      "length": 11,
       "save": true
     },
     "fields": [
@@ -206,6 +218,18 @@
                     }
                   }
                 }
+              },
+              "t": {
+                "df": 0,
+                "docs": {},
+                "h": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.0
+                    }
+                  }
+                }
               }
             }
           },
@@ -251,7 +275,7 @@
                             "tf": 1.0
                           },
                           "7": {
-                            "tf": 1.7320508075688773
+                            "tf": 2.0
                           },
                           "8": {
                             "tf": 1.0
@@ -296,10 +320,10 @@
                       "s": {
                         "df": 2,
                         "docs": {
-                          "7": {
+                          "10": {
                             "tf": 1.0
                           },
-                          "9": {
+                          "7": {
                             "tf": 1.0
                           }
                         }
@@ -420,13 +444,16 @@
                   "df": 0,
                   "docs": {},
                   "t": {
-                    "df": 2,
+                    "df": 3,
                     "docs": {
                       "2": {
                         "tf": 1.0
                       },
                       "7": {
                         "tf": 1.0
+                      },
+                      "9": {
+                        "tf": 1.0
                       }
                     }
                   }
@@ -485,7 +512,7 @@
                     "0": {
                       "tf": 1.0
                     },
-                    "9": {
+                    "10": {
                       "tf": 1.0
                     }
                   }
@@ -683,6 +710,14 @@
                       "tf": 1.0
                     }
                   }
+                },
+                "k": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.4142135623730951
+                    }
+                  }
                 }
               }
             },
@@ -709,7 +744,7 @@
                             "t": {
                               "df": 1,
                               "docs": {
-                                "9": {
+                                "10": {
                                   "tf": 1.0
                                 }
                               }
@@ -791,14 +826,42 @@
                       "tf": 1.0
                     },
                     "7": {
-                      "tf": 1.0
+                      "tf": 1.4142135623730951
                     }
                   }
                 }
               }
+            },
+            "o": {
+              "df": 0,
+              "docs": {},
+              "n": {
+                "df": 1,
+                "docs": {
+                  "9": {
+                    "tf": 1.0
+                  }
+                }
+              }
             }
           },
           "p": {
+            "a": {
+              "df": 0,
+              "docs": {},
+              "g": {
+                "df": 0,
+                "docs": {},
+                "e": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.7320508075688772
+                    }
+                  }
+                }
+              }
+            },
             "df": 0,
             "docs": {},
             "r": {
@@ -871,8 +934,12 @@
                   "df": 0,
                   "docs": {},
                   "t": {
-                    "df": 0,
+                    "df": 1,
-                    "docs": {},
+                    "docs": {
+                      "9": {
+                        "tf": 1.7320508075688772
+                      }
+                    },
                     "l": {
                       "df": 0,
                       "docs": {},
@@ -935,7 +1002,7 @@
               "t": {
                 "df": 1,
                 "docs": {
-                  "9": {
+                  "10": {
                     "tf": 1.0
                   }
                 }
@@ -967,7 +1034,15 @@
                 }
               },
               "df": 0,
-              "docs": {}
+              "docs": {},
+              "l": {
+                "df": 1,
+                "docs": {
+                  "9": {
+                    "tf": 1.0
+                  }
+                }
+              }
             },
             "u": {
               "df": 0,
@@ -1050,13 +1125,16 @@
                       "df": 0,
                       "docs": {},
                       "n": {
-                        "df": 2,
+                        "df": 3,
                         "docs": {
                           "3": {
                             "tf": 1.0
                           },
                           "5": {
                             "tf": 1.0
+                          },
+                          "9": {
+                            "tf": 1.0
                           }
                         }
                       }
@@ -1170,8 +1248,12 @@
                     "df": 0,
                     "docs": {}
                   },
-                  "df": 0,
+                  "df": 1,
-                  "docs": {}
+                  "docs": {
+                    "9": {
+                      "tf": 1.0
+                    }
+                  }
                 }
               },
               "x": {
@@ -1200,6 +1282,14 @@
               "r": {
                 "df": 0,
                 "docs": {},
+                "k": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.0
+                    }
+                  }
+                },
                 "l": {
                   "d": {
                     "df": 1,
@@ -1280,13 +1370,25 @@
                   "df": 2,
                   "docs": {
                     "0": {
-                      "tf": 1.4142135623730952
+                      "tf": 1.4142135623730951
                     },
                     "7": {
                       "tf": 1.0
                     }
                   }
                 }
+              },
+              "t": {
+                "df": 0,
+                "docs": {},
+                "h": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.0
+                    }
+                  }
+                }
               }
             }
           },
@@ -1323,13 +1425,13 @@
                       "df": 0,
                       "docs": {},
                       "r": {
-                        "df": 6,
+                        "df": 7,
                         "docs": {
                           "2": {
-                            "tf": 1.4142135623730952
+                            "tf": 1.4142135623730951
                           },
                           "4": {
-                            "tf": 1.7320508075688773
+                            "tf": 1.7320508075688772
                           },
                           "5": {
                             "tf": 1.0
@@ -1338,10 +1440,13 @@
                             "tf": 1.0
                           },
                           "7": {
-                            "tf": 2.0
+                            "tf": 2.23606797749979
                           },
                           "8": {
-                            "tf": 1.4142135623730952
+                            "tf": 1.4142135623730951
+                          },
+                          "9": {
+                            "tf": 1.0
                           }
                         }
                       }
@@ -1383,11 +1488,11 @@
                       "s": {
                         "df": 2,
                         "docs": {
+                          "10": {
+                            "tf": 1.4142135623730951
+                          },
                           "7": {
                             "tf": 1.0
-                          },
-                          "9": {
-                            "tf": 1.4142135623730952
                           }
                         }
                       }
@@ -1419,7 +1524,7 @@
                     "df": 2,
                     "docs": {
                       "0": {
-                        "tf": 1.4142135623730952
+                        "tf": 1.4142135623730951
                       },
                       "7": {
                         "tf": 1.0
@@ -1507,10 +1612,10 @@
                   "df": 0,
                   "docs": {},
                   "t": {
-                    "df": 5,
+                    "df": 6,
                     "docs": {
                       "2": {
-                        "tf": 1.4142135623730952
+                        "tf": 1.4142135623730951
                       },
                       "4": {
                         "tf": 1.0
@@ -1522,7 +1627,10 @@
                         "tf": 1.0
                       },
                       "7": {
-                        "tf": 1.4142135623730952
+                        "tf": 1.4142135623730951
+                      },
+                      "9": {
+                        "tf": 1.0
                       }
                     }
                   }
@@ -1581,7 +1689,7 @@
                     "0": {
                       "tf": 1.0
                     },
-                    "9": {
+                    "10": {
                       "tf": 1.0
                     }
                   }
@@ -1636,7 +1744,7 @@
                       "df": 2,
                       "docs": {
                         "6": {
-                          "tf": 1.4142135623730952
+                          "tf": 1.4142135623730951
                         },
                         "7": {
                           "tf": 1.0
@@ -1728,7 +1836,7 @@
                             "df": 2,
                             "docs": {
                               "1": {
-                                "tf": 1.4142135623730952
+                                "tf": 1.4142135623730951
                               },
                               "7": {
                                 "tf": 1.0
@@ -1779,6 +1887,14 @@
                       "tf": 1.0
                     }
                   }
+                },
+                "k": {
+                  "df": 1,
+                  "docs": {
+                    "9": {
+                      "tf": 1.7320508075688772
+                    }
+                  }
                 }
               }
             },
@@ -1805,7 +1921,7 @@
                             "t": {
                               "df": 1,
                               "docs": {
-                                "9": {
+                                "10": {
                                   "tf": 1.0
                                 }
                               }
@@ -1884,17 +2000,45 @@
                   "df": 2,
                   "docs": {
                     "4": {
-                      "tf": 1.4142135623730952
+                      "tf": 1.4142135623730951
                     },
                     "7": {
-                      "tf": 1.0
+                      "tf": 1.4142135623730951
                     }
                   }
                 }
               }
+            },
+            "o": {
+              "df": 0,
+              "docs": {},
+              "n": {
+                "df": 1,
+                "docs": {
+                  "9": {
+                    "tf": 1.0
+                  }
+                }
+              }
             }
           },
           "p": {
+            "a": {
+              "df": 0,
+              "docs": {},
+              "g": {
+                "df": 0,
+                "docs": {},
+                "e": {
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@@ -2511,6 +2685,26 @@
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@@ -2531,6 +2725,62 @@
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