From 2d994e6ac61e9e3ec949f7083e24231969b1a620 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B6ren=20Weber?= <mail@soeren-weber.de>
Date: Mon, 31 Oct 2022 15:27:31 +0100
Subject: [PATCH] math: allow passing of parameters with codefence syntax #363

---
 exampleSite/content/shortcodes/math.en.md       | 17 ++++++++++++-----
 exampleSite/content/shortcodes/mermaid.en.md    |  9 +++++++++
 .../_default/_markup/render-codeblock-math.html |  1 +
 3 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/exampleSite/content/shortcodes/math.en.md b/exampleSite/content/shortcodes/math.en.md
index 2ed9eceeca..c3174bce62 100644
--- a/exampleSite/content/shortcodes/math.en.md
+++ b/exampleSite/content/shortcodes/math.en.md
@@ -5,7 +5,7 @@ title = "Math"
 
 The `math` shortcode generates beautiful formatted math and chemical formulae using the [MathJax](https://mathjax.org/) library.
 
-{{< math >}}
+{{< math align="center" >}}
 $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$
 {{< /math >}}
 
@@ -27,7 +27,7 @@ To use codefence syntax you have to turn off `guessSyntax` for the `markup.highl
 {{% tab name="codefence" %}}
 
 ````md
-```math
+```math { align="center" }
 $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$
 ```
 ````
@@ -36,7 +36,7 @@ $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \
 {{% tab name="shortcode" %}}
 
 ````go
-{{</* math */>}}
+{{</* math align="center" */>}}
 $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$
 {{</* /math */>}}
 ````
@@ -48,6 +48,7 @@ $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \
 {{ partial "shortcodes/math.html" (dict
   "context" .
   "content" "$$left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$"
+  "align"   "center"
 )}}
 
 ````
@@ -57,8 +58,6 @@ $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \
 
 ### Parameter
 
-Parameter are only supported when using shortcode or partial syntax. Defaults are used when using codefence syntax.
-
 | Name                  | Default          | Notes       |
 |:----------------------|:-----------------|:------------|
 | **align**             | `center`         | Allowed values are `left`, `center` or `right`. |
@@ -149,3 +148,11 @@ $$\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}$$
 {{< math >}}
 $$\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}$$
 {{< /math >}}
+
+
+
+
+
+```math { align="left" }
+$$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$
+```
diff --git a/exampleSite/content/shortcodes/mermaid.en.md b/exampleSite/content/shortcodes/mermaid.en.md
index be77ba2071..3725074740 100644
--- a/exampleSite/content/shortcodes/mermaid.en.md
+++ b/exampleSite/content/shortcodes/mermaid.en.md
@@ -270,3 +270,12 @@ stateDiagram-v2
   locked --> closed: Unlock
   closed --> open: Open
 ````
+
+
+
+
+```mermaid { align="left" }
+graph LR;
+    If --> Then
+    Then --> Else
+```
diff --git a/layouts/_default/_markup/render-codeblock-math.html b/layouts/_default/_markup/render-codeblock-math.html
index b0f9bc1663..29d2a597e1 100644
--- a/layouts/_default/_markup/render-codeblock-math.html
+++ b/layouts/_default/_markup/render-codeblock-math.html
@@ -1,4 +1,5 @@
 {{- partial "shortcodes/math.html" (dict
   "context" .
   "content" .Inner
+  "align"  (index .Attributes "align")
 ) }}
\ No newline at end of file