fix PR#18343 also for static HTML (amends r82482)

git-svn-id: https://svn.r-project.org/R/trunk@88225 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: smeyer

src/library/tools/R/toHTML.R

@@ -450,7 +450,7 @@ HTMLcomponents <- function(title = "R", logo = FALSE,
                      else KATEX_CSS_STATIC
         KATEX_CONFIG <-
             if (dynamic) "/doc/html/katex-config.js"
-            else c("const macros = { \"\\\\R\": \"\\\\textsf{R}\", \"\\\\code\": \"\\\\texttt\"};", 
+            else c(r"(const macros = { "\\R": "\\textsf{R}", "\\mbox": "\\text", "\\code": "\\texttt"};)",
                    "function processMathHTML() {",
                    "    var l = document.getElementsByClassName('reqn');", 
                    "    for (let e of l) { katex.render(e.textContent, e, { throwOnError: false, macros }); }", 

tests/testit.html.save

@@ -3,7 +3,7 @@
 <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css">
 <script type="text/javascript">
-const macros = { "\\R": "\\textsf{R}", "\\code": "\\texttt"};
+const macros = { "\\R": "\\textsf{R}", "\\mbox": "\\text", "\\code": "\\texttt"};
 function processMathHTML() {
     var l = document.getElementsByClassName('reqn');
     for (let e of l) { katex.render(e.textContent, e, { throwOnError: false, macros }); }

tests/ver20.html.save

@@ -3,7 +3,7 @@
 <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css">
 <script type="text/javascript">
-const macros = { "\\R": "\\textsf{R}", "\\code": "\\texttt"};
+const macros = { "\\R": "\\textsf{R}", "\\mbox": "\\text", "\\code": "\\texttt"};
 function processMathHTML() {
     var l = document.getElementsByClassName('reqn');
     for (let e of l) { katex.render(e.textContent, e, { throwOnError: false, macros }); }