first commit

app_vue/node_modules/highlight.js/lib/languages/abnf.js

@@ -0,0 +1,103 @@
+/**
+ * @param {string} value
+ * @returns {RegExp}
+ * */
+
+/**
+ * @param {RegExp | string } re
+ * @returns {string}
+ */
+function source(re) {
+  if (!re) return null;
+  if (typeof re === "string") return re;
+
+  return re.source;
+}
+
+/**
+ * @param {...(RegExp | string) } args
+ * @returns {string}
+ */
+function concat(...args) {
+  const joined = args.map((x) => source(x)).join("");
+  return joined;
+}
+
+/*
+Language: Augmented Backus-Naur Form
+Author: Alex McKibben <alex@nullscope.net>
+Website: https://tools.ietf.org/html/rfc5234
+Audit: 2020
+*/
+
+/** @type LanguageFn */
+function abnf(hljs) {
+  const regexes = {
+    ruleDeclaration: /^[a-zA-Z][a-zA-Z0-9-]*/,
+    unexpectedChars: /[!@#$^&',?+~`|:]/
+  };
+
+  const keywords = [
+    "ALPHA",
+    "BIT",
+    "CHAR",
+    "CR",
+    "CRLF",
+    "CTL",
+    "DIGIT",
+    "DQUOTE",
+    "HEXDIG",
+    "HTAB",
+    "LF",
+    "LWSP",
+    "OCTET",
+    "SP",
+    "VCHAR",
+    "WSP"
+  ];
+
+  const commentMode = hljs.COMMENT(/;/, /$/);
+
+  const terminalBinaryMode = {
+    className: "symbol",
+    begin: /%b[0-1]+(-[0-1]+|(\.[0-1]+)+){0,1}/
+  };
+
+  const terminalDecimalMode = {
+    className: "symbol",
+    begin: /%d[0-9]+(-[0-9]+|(\.[0-9]+)+){0,1}/
+  };
+
+  const terminalHexadecimalMode = {
+    className: "symbol",
+    begin: /%x[0-9A-F]+(-[0-9A-F]+|(\.[0-9A-F]+)+){0,1}/
+  };
+
+  const caseSensitivityIndicatorMode = {
+    className: "symbol",
+    begin: /%[si]/
+  };
+
+  const ruleDeclarationMode = {
+    className: "attribute",
+    begin: concat(regexes.ruleDeclaration, /(?=\s*=)/)
+  };
+
+  return {
+    name: 'Augmented Backus-Naur Form',
+    illegal: regexes.unexpectedChars,
+    keywords: keywords,
+    contains: [
+      ruleDeclarationMode,
+      commentMode,
+      terminalBinaryMode,
+      terminalDecimalMode,
+      terminalHexadecimalMode,
+      caseSensitivityIndicatorMode,
+      hljs.QUOTE_STRING_MODE,
+      hljs.NUMBER_MODE
+    ]
+  };
+}
+
+module.exports = abnf;