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Update katexjs
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‎DESCRIPTION‎

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Package: katex
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Type: Package
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Title: Rendering Math to HTML, 'MathML', or R-Documentation Format
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Version: 1.4.1
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Version: 1.5.0
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Authors@R: c(person("Jeroen", "Ooms", role = c("aut", "cre"), email = "[email protected]",
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comment = c(ORCID = "0000-0002-4035-0289")),
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person("Khan Academy and other contributors", role = "cph", comment="KaTeX JavaScript library"))
@@ -17,7 +17,7 @@ URL: https://docs.ropensci.org/katex/,
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https://katex.org/docs/options.html (upstream)
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BugReports: https://github.com/ropensci/katex/issues
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Encoding: UTF-8
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RoxygenNote: 7.2.1
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RoxygenNote: 7.3.2.9000
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Imports: V8
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Roxygen: list(markdown = TRUE)
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VignetteBuilder: knitr

‎NEWS‎

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1.5.0
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- Update to katex.js 0.16.9
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1.4.1
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- Update to katex.js 0.16.3
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- Workaround htmltidy bug not allowing 'em' sizes in Rd files

‎R/katex.R‎

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#' markdown documents.
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#' The conversion is done in R using V8 ("server-side"), hence the resulting fragment can
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#' be inserted into an HTML document without the need for a JavaScript library like MathJax.
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#' Only the [katex.css](https://cdn.jsdelivr.net/npm/[email protected].3/dist/katex.min.css)
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#' Only the [katex.css](https://cdn.jsdelivr.net/npm/[email protected].9/dist/katex.min.css)
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#' style file is required in the final html document.
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#' Use [math_to_rd] for embedding math into R documentation (`.rd`) pages.
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#'
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viewer(tmp)
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}
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if(isTRUE(include_css))
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html <- paste('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].3/dist/katex.min.css" data-external="1">', html, sep = '\n')
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html <- paste('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].9/dist/katex.min.css" data-external="1">', html, sep = '\n')
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structure(html, class = c('html', 'character'))
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}
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#' @importFrom V8 v8
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.onLoad <- function(lib, pkg){
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assign("ctx", V8::v8("window"), environment(.onLoad))
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ctx$source(system.file("js/katex-0.16.3.min.js", package = pkg))
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ctx$source(system.file("js/cheerio-0.22.min.js", package = pkg))
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ctx$source(system.file("js/bindings.js", package = pkg))
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ctx$source(system.file("js/katex-0.16.9.min.js", package = pkg, mustWork = TRUE))
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ctx$source(system.file("js/cheerio-0.22.min.js", package = pkg, mustWork = TRUE))
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ctx$source(system.file("js/bindings.js", package = pkg, mustWork = TRUE))
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if(identical(.Platform$OS.type, 'windows') && getRversion() < '4.1.2'){
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ctx$source(system.file("js/he.min.js", package = pkg))
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ctx$source(system.file("js/he.min.js", package = pkg, mustWork = TRUE))
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ctx$eval('function escape_utf8(rd){return he.encode(rd, {allowUnsafeSymbols: true})}')
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}
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}
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected].3/dist/katex.min.css" data-external="1">
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected].9/dist/katex.min.css" data-external="1">
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</head>
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<body>
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{{math}}

‎inst/js/bindings.js‎

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if(include_css){
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var head = $('head');
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if(head.length){
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head.append('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].3/dist/katex.min.css" data-external="1">');
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head.append('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].9/dist/katex.min.css" data-external="1">');
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} else {
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/* html snippet without a proper <head>, just append css at the top */
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$.root().prepend('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].3/dist/katex.min.css" data-external="1">\n');
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$.root().prepend('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/npm/[email protected].9/dist/katex.min.css" data-external="1">\n');
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}
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}
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return $.html();

‎inst/js/katex-0.16.3.min.js‎

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‎inst/js/katex-0.16.9.min.js‎

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‎man/katex.Rd‎

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