Some documentation fixes. (#925)

book-example/src/for_developers/backends.md

@@ -24,7 +24,7 @@ no reason why it couldn't be accomplished using something like Python or Ruby.
 First you'll want to create a new binary program and add `mdbook` as a
 dependency.
 
-```
+```shell
 $ cargo new --bin mdbook-wordcount
 $ cd mdbook-wordcount
 $ cargo add mdbook
@@ -92,7 +92,7 @@ fn count_words(ch: &Chapter) -> usize {
 Now we've got the basics running, we want to actually use it. First, install the
 program.
 
-```
+```shell
 $ cargo install
 ```
 
@@ -120,7 +120,7 @@ to make sure to add the HTML backend, even if its table just stays empty.
 Now you just need to build your book like normal, and everything should *Just
 Work*.
 
-```
+```shell
 $ mdbook build
 ...
 2018-01-16 07:31:15 [INFO] (mdbook::renderer): Invoking the "mdbook-wordcount" renderer
@@ -303,7 +303,7 @@ like this:
 
 Now, if we reinstall the backend and build a book,
 
-```
+```shell
 $ cargo install --force
 $ mdbook build /path/to/book
 ...

book-example/src/format/config.md

@@ -14,9 +14,9 @@ description = "The example book covers examples."
 build-dir = "my-example-book"
 create-missing = false
 
-[preprocess.index]
+[preprocessor.index]
 
-[preprocess.links]
+[preprocessor.links]
 
 [output.html]
 additional-css = ["custom.css"]
@@ -92,9 +92,9 @@ The following preprocessors are available and included by default:
 build-dir = "build"
 create-missing = false
 
-[preprocess.links]
+[preprocessor.links]
 
-[preprocess.index]
+[preprocessor.index]
 ```
 
 ### Custom Preprocessor Configuration
@@ -105,8 +105,8 @@ configuration to the preprocessor by adding key-value pairs to the table.
 
 For example
 
-```
-[preprocess.links]
+```toml
+[preprocessor.links]
 # set the renderers this preprocessor will run for
 renderers = ["html"]
 some_extra_feature = true
@@ -117,7 +117,7 @@ some_extra_feature = true
 You can explicitly specify that a preprocessor should run for a renderer by
 binding the two together.
 
-```
+```toml
 [preprocessor.mathjax]
 renderers = ["html"]  # mathjax only makes sense with the HTML renderer
 ```
@@ -125,7 +125,7 @@ renderers = ["html"]  # mathjax only makes sense with the HTML renderer
 ### Provide Your Own Command
 
 By default when you add a `[preprocessor.foo]` table to your `book.toml` file,
-`mdbook` will try to invoke the `mdbook-foo` executa`ble. If you want to use a
+`mdbook` will try to invoke the `mdbook-foo` executable. If you want to use a
 different program name or pass in command-line arguments, this behaviour can
 be overridden by adding a `command` field.
 
@@ -150,6 +150,8 @@ The following configuration options are available:
   'Change Theme' dropdown. Defaults to `light`.
 - **curly-quotes:** Convert straight quotes to curly quotes, except for those
   that occur in code blocks and code spans. Defaults to `false`.
+- **mathjax-support:** Adds support for [MathJax](mathjax.md). Defaults to
+  `false`.
 - **google-analytics:** If you use Google Analytics, this option lets you enable
   it by simply specifying your ID in the configuration file.
 - **additional-css:** If you need to slightly change the appearance of your book
@@ -165,9 +167,9 @@ The following configuration options are available:
 - **playpen:** A subtable for configuring various playpen settings.
 - **search:** A subtable for configuring the in-browser search functionality.
   mdBook must be compiled with the `search` feature enabled (on by default).
-- **git_repository_url:**  A url to the git repository for the book. If provided
+- **git-repository-url:**  A url to the git repository for the book. If provided
   an icon link will be output in the menu bar of the book.
-- **git_repository_icon:** The FontAwesome icon class to use for the git
+- **git-repository-icon:** The FontAwesome icon class to use for the git
   repository link. Defaults to `fa-github`.
 
 Available configuration options for the `[output.html.playpen]` table:
@@ -209,25 +211,24 @@ title = "Example book"
 authors = ["John Doe", "Jane Doe"]
 description = "The example book covers examples."
 
-[build]
-build-dir = "book"
-create-missing = true
-preprocess = ["links", "index"]
-
 [output.html]
 theme = "my-theme"
+default-theme = "light"
 curly-quotes = true
+mathjax-support = false
 google-analytics = "123456"
 additional-css = ["custom.css", "custom2.css"]
 additional-js = ["custom.js"]
+no-section-label = false
+git-repository-url = "https://github.com/rust-lang-nursery/mdBook"
+git-repository-icon = "fa-github"
 
 [output.html.playpen]
-editor = "./path/to/editor"
 editable = false
+copy-js = true
 
 [output.html.search]
 enable = true
-searcher = "./path/to/searcher"
 limit-results = 30
 teaser-word-count = 30
 use-boolean-and = true
@@ -280,7 +281,7 @@ book's title without needing to touch your `book.toml`.
 > This means, if you so desired, you could override all book metadata when
 > building the book with something like
 >
-> ```text
+> ```shell
 > $ export MDBOOK_BOOK="{'title': 'My Awesome Book', authors: ['Michael-F-Bryan']}"
 > $ mdbook build
 > ```

book-example/src/format/theme/index-hbs.md

@@ -51,7 +51,8 @@ at your disposal.
 {{#toc}}{{/toc}}
 ```
 
-    and outputs something that looks like this, depending on the structure of your book
+and outputs something that looks like this, depending on the structure of your
+book
 
 ```html
 <ul class="chapter">
@@ -64,8 +65,10 @@ at your disposal.
 </ul>
 ```
 
-    If you would like to make a toc with another structure, you have access to the chapters property containing all the data.
-    The only limitation at the moment is that you would have to do it with JavaScript instead of with a handlebars helper.
+If you would like to make a toc with another structure, you have access to the
+chapters property containing all the data. The only limitation at the moment
+is that you would have to do it with JavaScript instead of with a handlebars
+helper.
 
 ```html
 <script>
@@ -76,7 +79,8 @@ at your disposal.
 
 ### 2. previous / next
 
-    The previous and next helpers expose a `link` and `name` property to the previous and next chapters.
+The previous and next helpers expose a `link` and `name` property to the
+previous and next chapters.
 
 They are used like this
 

src/config.rs

@@ -592,9 +592,9 @@ mod tests {
         editable = true
         editor = "ace"
 
-        [preprocess.first]
+        [preprocessor.first]
 
-        [preprocess.second]
+        [preprocessor.second]
         "#;
 
     #[test]