From bd50a15a968eeb66cca85e3491d00233ef59b8c4 Mon Sep 17 00:00:00 2001
From: David Anson <david@dlaa.me>
Date: Fri, 16 Oct 2020 20:59:04 -0700
Subject: [PATCH] Replace @iktakahiro/markdown-it-katex with
 markdown-it-texmath for consistency with VS Code extension.

---
 package.json              |  2 +-
 test/markdownlint-test.js | 11 ++++++++---
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/package.json b/package.json
index 6c15b5bf..67ff38ec 100644
--- a/package.json
+++ b/package.json
@@ -48,9 +48,9 @@
     "js-yaml": "~3.14.0",
     "make-dir-cli": "~2.0.0",
     "markdown-it-for-inline": "~0.1.1",
-    "@iktakahiro/markdown-it-katex": "~4.0.0",
     "markdown-it-sub": "~1.0.0",
     "markdown-it-sup": "~1.0.0",
+    "markdown-it-texmath": "~0.8.0",
     "markdownlint-rule-helpers": "~0.11.0",
     "rimraf": "~3.0.2",
     "strip-json-comments": "~3.1.1",
diff --git a/test/markdownlint-test.js b/test/markdownlint-test.js
index 9ab8c050..6df7fdf8 100644
--- a/test/markdownlint-test.js
+++ b/test/markdownlint-test.js
@@ -6,9 +6,9 @@ const fs = require("fs");
 const path = require("path");
 const md = require("markdown-it")();
 const pluginInline = require("markdown-it-for-inline");
-const pluginKatex = require("@iktakahiro/markdown-it-katex");
 const pluginSub = require("markdown-it-sub");
 const pluginSup = require("markdown-it-sup");
+const pluginTexMath = require("markdown-it-texmath");
 const tape = require("tape");
 require("tape-player");
 const tv4 = require("tv4");
@@ -21,6 +21,11 @@ const configSchema = require("../schema/markdownlint-config-schema.json");
 const homepage = packageJson.homepage;
 const version = packageJson.version;
 
+const pluginTexMathOptions = {
+  "engine": {
+    "renderToString": () => ""
+  }
+};
 const deprecatedRuleNames = new Set([ "MD002", "MD006" ]);
 const configSchemaStrict = {
   ...configSchema,
@@ -1403,7 +1408,7 @@ tape("markdownItPluginsMathjax", (test) => {
         "+ 2\n" +
         "+ 3$$\n"
     },
-    "markdownItPlugins": [ [ pluginKatex ] ]
+    "markdownItPlugins": [ [ pluginTexMath, pluginTexMathOptions ] ]
   }, function callback(err, actual) {
     test.ifError(err);
     const expected = { "string": [] };
@@ -1425,7 +1430,7 @@ $$$$
 2
 $$\n`
     },
-    "markdownItPlugins": [ [ pluginKatex ] ],
+    "markdownItPlugins": [ [ pluginTexMath, pluginTexMathOptions ] ],
     "resultVersion": 0
   }, function callback(err, actual) {
     test.ifError(err);