Add a highlight export from main

Author: zachleat

syntaxHighlight.js

@@ -2,7 +2,7 @@ import pkg from "./package.json" with { type: "json" };
 import Prism from "prismjs";
 import PrismLoader from "./src/PrismLoader.js";
 import hasTemplateFormat from "./src/hasTemplateFormat.js";
-import HighlightPairedShortcode from "./src/HighlightPairedShortcode.js";
+import highlightCode from "./src/HighlightPairedShortcode.js";
 
 const TRIPLE_BACKTICK = "```";
 
@@ -38,7 +38,7 @@ ${content}
 ${TRIPLE_BACKTICK}\n\n`;
     }
 
-    return HighlightPairedShortcode(content, language, highlightNumbers.join(" "), options);
+    return highlightCode(content, language, highlightNumbers.join(" "), options);
   }
 
   if( hasTemplateFormat(options.templateFormats, "liquid") ) {
@@ -55,7 +55,7 @@ ${TRIPLE_BACKTICK}\n\n`;
         highlight: function(content, rawLanguage) {
           // ```js/0,2-3
           let [language, ...highlightNumbers] = (rawLanguage || "").split("/");
-          return HighlightPairedShortcode(content, language, highlightNumbers.join(" "), options);
+          return highlightCode(content, language, highlightNumbers.join(" "), options);
         }
       })
     });
@@ -64,10 +64,11 @@ ${TRIPLE_BACKTICK}\n\n`;
   // we need to add this as many template languages (WebC) rely on JavaScript functions (not just 11ty.js)
   // Note the argument order for language, content (differs from shortcode)
   eleventyConfig.addJavaScriptFunction("highlight", (language, content, ...highlightLines) => {
-    return HighlightPairedShortcode(content, language, (highlightLines || []).join(" "), options);
+    return highlightCode(content, language, (highlightLines || []).join(" "), options);
   });
 
   options.init({Prism})
 };
 
-export { HighlightPairedShortcode as pairedShortcode };
+export { highlightCode as pairedShortcode };
+export { highlightCode as highlight };