More typo fixes

src/check/index.md

@@ -252,7 +252,7 @@ make your report more readable.
 ### Eliminating Newlines {: .exercise}
 
 Write a visitor that deletes any text nodes from a document
-that only contains newline characters.
+that only contain newline characters.
 Do you need to make any changes to `Visitor`,
 or can you implement this using the class as it is?
 
@@ -297,6 +297,6 @@ Write a program that checks the ordering of headings in a page:
 Modify the checking tool so that it reports
 the full path for style violations when it finds a problem,
 e.g.,
-reports 'div.div.p`
+reports `div.div.p`
 (meaning "a paragraph in a div in another div")
 instead of just `p`.

src/interp/index.md

@@ -130,7 +130,7 @@ This lookup-and-call process is called [%g dynamic_dispatch "dynamic dispatch" %
 since the program decides who to give work to on the fly.
 It leads to a situation where `do` calls a function like `do_add`,
 which in turn calls `do`,
-which may then call `do_add` (or something other function)
+which may then call `do_add` (or some other function)
 and so on ([%f interp-recursive-evaluation %]).
 Having a function call itself either directly or indirectly is called [%i "recursion" %],
 which has a reputation for being hard to understand.

src/layout/index.md

@@ -183,7 +183,7 @@ to draw objects correctly regardless of their order.)
 %]
 
 Our "screen" is a list of lists of characters,
-with one inner list for each a row on the screen.
+with one inner list for each row on the screen.
 (We use lists rather than strings
 so that we can overwrite characters in place.)
 

src/template/ex_snippets.ht

@@ -4,7 +4,7 @@
     <p>Expect three items</p>
     <ul>
       <li z-loop="item:names">
-        <span z-var="prefix"><span z-var="item"/>
+        <span z-var="prefix"/><span z-var="item"/>
       </li>
     </ul>
   </body>

src/template/index.md

@@ -164,7 +164,7 @@ This approach is different from that of the visitor in [%x check %],
 where we defined do-nothing methods so that derived classes could override
 only the ones they needed.
 
-The `Expander` class is specialization of `Visitor`
+The `Expander` class is a specialization of `Visitor`
 that uses an `Env` to keep track of variables.
 It imports handlers for each type of special node—we will explore those in a moment—and
 saves them along with a newly-created environment and a list of strings