From 9e6b9cdc5face62842cfee6a0eacefed82973239 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 7 Aug 2017 13:38:15 -0700
Subject: LaTeX reader: Support `\let`.

Also, fix regular macros so they're expanded at the
point of use, and NOT also the point of definition.
`\let` macros, by contrast, are expanded at the
point of definition.  Added an `ExpansionPoint`
field to `Macro` to track this difference.
---
 test/command/macros.md | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'test/command')

diff --git a/test/command/macros.md b/test/command/macros.md
index 055c86d25..49a648c79 100644
--- a/test/command/macros.md
+++ b/test/command/macros.md
@@ -15,3 +15,26 @@ $\my+\my$
 \newcommand{\my}{\phi}
 $\my+\my$
 ```
+
+`\let` macros should be expanded at point of
+definition, while `\newcommand` macros should be
+expanded at point of use:
+
+```
+% pandoc -f latex -t latex
+\let\a\b
+\newcommand{\b}{\emph{ouk}}
+\a
+^D
+\b
+```
+
+```
+% pandoc -f latex -t latex
+\newcommand{\a}{\b}
+\newcommand{\b}{\emph{ouk}}
+\a
+^D
+\emph{ouk}
+```
+
-- 
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