fix

book/node_modules/highlight.js/lib/languages/json.js

@@ -0,0 +1,54 @@
+/*
+Language: JSON
+Description: JSON (JavaScript Object Notation) is a lightweight data-interchange format.
+Author: Ivan Sagalaev <maniac@softwaremaniacs.org>
+Website: http://www.json.org
+Category: common, protocols, web
+*/
+
+function json(hljs) {
+  const ATTRIBUTE = {
+    className: 'attr',
+    begin: /"(\\.|[^\\"\r\n])*"(?=\s*:)/,
+    relevance: 1.01
+  };
+  const PUNCTUATION = {
+    match: /[{}[\],:]/,
+    className: "punctuation",
+    relevance: 0
+  };
+  const LITERALS = [
+    "true",
+    "false",
+    "null"
+  ];
+  // NOTE: normally we would rely on `keywords` for this but using a mode here allows us
+  // - to use the very tight `illegal: \S` rule later to flag any other character
+  // - as illegal indicating that despite looking like JSON we do not truly have
+  // - JSON and thus improve false-positively greatly since JSON will try and claim
+  // - all sorts of JSON looking stuff
+  const LITERALS_MODE = {
+    scope: "literal",
+    beginKeywords: LITERALS.join(" "),
+  };
+
+  return {
+    name: 'JSON',
+    aliases: ['jsonc'],
+    keywords:{
+      literal: LITERALS,
+    },
+    contains: [
+      ATTRIBUTE,
+      PUNCTUATION,
+      hljs.QUOTE_STRING_MODE,
+      LITERALS_MODE,
+      hljs.C_NUMBER_MODE,
+      hljs.C_LINE_COMMENT_MODE,
+      hljs.C_BLOCK_COMMENT_MODE
+    ],
+    illegal: '\\S'
+  };
+}
+
+module.exports = json;