Merge pull request #20 from remeika/summary

Use Hugo's content summary feature for documentation overview

exampleSite/config.toml

@@ -8,6 +8,10 @@ pygmentsCodeFences = true
 pygmentsCodefencesGuessSyntax = true
 pygmentsUseClasses = true
 
+# Controls how many words are printed in the content summary on the docs homepage.
+# See https://gohugo.io/content-management/summaries/
+summaryLength = 30
+
 [[menu.main]]
     name = "Home"
     url = "/"

exampleSite/content/docs/configure/index.md

@@ -3,6 +3,7 @@ title: 'Configuration'
 date: 2019-02-11T19:30:08+10:00
 draft: false
 weight: 4
+summary: Syntax highlighting and menus can be configured via `config.toml`.
 ---
 
 ## Syntax Highlighting

exampleSite/content/docs/example/index.md

@@ -4,7 +4,9 @@ date: 2019-02-11T19:27:37+10:00
 weight: 7
 ---
 
-Whisper is a minimal documentation theme built for Hugo. The design and functionality is intentionally minimal.
+Whisper is a minimal documentation theme built for Hugo. The design & functionality is intentionally minimal.
+
+<!--more-->
 
 ## Quickstart
 

layouts/_default/summary.html

@@ -3,5 +3,5 @@
   <img alt="{{ .Title }}" src="{{ .Params.image }}" />
   {{ end}}
   <h2 class="title-summary"><a href="{{ .Permalink }}">{{ .Title }}</a></h2>
-  <p>{{ htmlUnescape .Content | plainify | truncate 140 }}</p>
+  <p>{{ .Summary }}</p>
 </div>