feat: add hugo/preview shortcode, a alias of hugo/shortcode-example (#66)

Author: razonyang

i18n/en.toml

@@ -1,3 +1,9 @@
+[hugo_preview_result]
+other = "Result"
+
+[hugo_preview_source]
+other = "Source"
+
 [parameter_context]
 other = "Context"
 

i18n/vi.toml

@@ -1,3 +1,9 @@
+[hugo_preview_result]
+other = "Result"
+
+[hugo_preview_source]
+other = "Source"
+
 [parameter_context]
 other = "Context"
 

i18n/zh-hans.toml

@@ -1,3 +1,9 @@
+[hugo_preview_result]
+other = "结果"
+
+[hugo_preview_source]
+other = "源码"
+
 [parameter_context]
 other = "上下文"
 

i18n/zh-hant.toml

@@ -1,3 +1,9 @@
+[hugo_preview_result]
+other = "結果"
+
+[hugo_preview_source]
+other = "源碼"
+
 [parameter_context]
 other = "上下文"
 

layouts/partials/hugo/preview.html

@@ -0,0 +1,15 @@
+{{- $source := trim .Source "\r\n" -}}
+<div class="hugo-preview">
+  <div class="hugo-preview-source">
+    <div class="hugo-preview-source-title" style="font-weight: bold; margin-bottom: .25rem;">
+      {{- i18n "hugo_preview_source" | default "Source" -}}
+    </div>
+    {{- highlight $source "markdown" -}}
+  </div>
+  <div class="hugo-preview-result">
+    <div class="hugo-preview-result-title" style="font-weight: bold; margin-bottom: .25rem;">
+      {{- i18n "hugo_preview_result" | default "Result" -}}
+    </div>
+    {{- $source | .Page.RenderString }}
+  </div>
+</div>

layouts/shortcodes/hugo/preview.html

@@ -0,0 +1 @@
+{{- partial "hugo/preview" (dict "Source" .Inner "Page" .Page) }}

layouts/shortcodes/hugo/shortcode-example.html

@@ -1,3 +1 @@
-{{- $inner := trim .Inner "\r\n" -}}
-{{- highlight $inner "markdown" -}}
-{{- $inner | .Page.RenderString }}
+{{- partial "hugo/preview" (dict "Source" .Inner "Page" .Page) }}