iTop/js/highlight/es/languages/bash.js

/*! `bash` grammar compiled for Highlight.js 11.9.0 */
var hljsGrammar = (function () {
  'use strict';

  /*
  Language: Bash
  Author: vah <vahtenberg@gmail.com>
  Contributrors: Benjamin Pannell <contact@sierrasoftworks.com>
  Website: https://www.gnu.org/software/bash/
  Category: common, scripting
  */

  /** @type LanguageFn */
  function bash(hljs) {
    const regex = hljs.regex;
    const VAR = {};
    const BRACED_VAR = {
      begin: /\$\{/,
      end: /\}/,
      contains: [
        "self",
        {
          begin: /:-/,
          contains: [ VAR ]
        } // default values
      ]
    };
    Object.assign(VAR, {
      className: 'variable',
      variants: [
        { begin: regex.concat(/\$[\w\d#@][\w\d_]*/,
          // negative look-ahead tries to avoid matching patterns that are not
          // Perl at all like $ident$, @ident@, etc.
          `(?![\\w\\d])(?![$])`) },
        BRACED_VAR
      ]
    });

    const SUBST = {
      className: 'subst',
      begin: /\$\(/,
      end: /\)/,
      contains: [ hljs.BACKSLASH_ESCAPE ]
    };
    const COMMENT = hljs.inherit(
      hljs.COMMENT(),
      {
        match: [
          /(^|\s)/,
          /#.*$/
        ],
        scope: {
          2: 'comment'
        }
      }
    );
    const HERE_DOC = {
      begin: /<<-?\s*(?=\w+)/,
      starts: { contains: [
        hljs.END_SAME_AS_BEGIN({
          begin: /(\w+)/,
          end: /(\w+)/,
          className: 'string'
        })
      ] }
    };
    const QUOTE_STRING = {
      className: 'string',
      begin: /"/,
      end: /"/,
      contains: [
        hljs.BACKSLASH_ESCAPE,
        VAR,
        SUBST
      ]
    };
    SUBST.contains.push(QUOTE_STRING);
    const ESCAPED_QUOTE = {
      match: /\\"/
    };
    const APOS_STRING = {
      className: 'string',
      begin: /'/,
      end: /'/
    };
    const ESCAPED_APOS = {
      match: /\\'/
    };
    const ARITHMETIC = {
      begin: /\$?\(\(/,
      end: /\)\)/,
      contains: [
        {
          begin: /\d+#[0-9a-f]+/,
          className: "number"
        },
        hljs.NUMBER_MODE,
        VAR
      ]
    };
    const SH_LIKE_SHELLS = [
      "fish",
      "bash",
      "zsh",
      "sh",
      "csh",
      "ksh",
      "tcsh",
      "dash",
      "scsh",
    ];
    const KNOWN_SHEBANG = hljs.SHEBANG({
      binary: `(${SH_LIKE_SHELLS.join("|")})`,
      relevance: 10
    });
    const FUNCTION = {
      className: 'function',
      begin: /\w[\w\d_]*\s*\(\s*\)\s*\{/,
      returnBegin: true,
      contains: [ hljs.inherit(hljs.TITLE_MODE, { begin: /\w[\w\d_]*/ }) ],
      relevance: 0
    };

    const KEYWORDS = [
      "if",
      "then",
      "else",
      "elif",
      "fi",
      "for",
      "while",
      "until",
      "in",
      "do",
      "done",
      "case",
      "esac",
      "function",
      "select"
    ];

    const LITERALS = [
      "true",
      "false"
    ];

    // to consume paths to prevent keyword matches inside them
    const PATH_MODE = { match: /(\/[a-z._-]+)+/ };

    // http://www.gnu.org/software/bash/manual/html_node/Shell-Builtin-Commands.html
    const SHELL_BUILT_INS = [
      "break",
      "cd",
      "continue",
      "eval",
      "exec",
      "exit",
      "export",
      "getopts",
      "hash",
      "pwd",
      "readonly",
      "return",
      "shift",
      "test",
      "times",
      "trap",
      "umask",
      "unset"
    ];

    const BASH_BUILT_INS = [
      "alias",
      "bind",
      "builtin",
      "caller",
      "command",
      "declare",
      "echo",
      "enable",
      "help",
      "let",
      "local",
      "logout",
      "mapfile",
      "printf",
      "read",
      "readarray",
      "source",
      "type",
      "typeset",
      "ulimit",
      "unalias"
    ];

    const ZSH_BUILT_INS = [
      "autoload",
      "bg",
      "bindkey",
      "bye",
      "cap",
      "chdir",
      "clone",
      "comparguments",
      "compcall",
      "compctl",
      "compdescribe",
      "compfiles",
      "compgroups",
      "compquote",
      "comptags",
      "comptry",
      "compvalues",
      "dirs",
      "disable",
      "disown",
      "echotc",
      "echoti",
      "emulate",
      "fc",
      "fg",
      "float",
      "functions",
      "getcap",
      "getln",
      "history",
      "integer",
      "jobs",
      "kill",
      "limit",
      "log",
      "noglob",
      "popd",
      "print",
      "pushd",
      "pushln",
      "rehash",
      "sched",
      "setcap",
      "setopt",
      "stat",
      "suspend",
      "ttyctl",
      "unfunction",
      "unhash",
      "unlimit",
      "unsetopt",
      "vared",
      "wait",
      "whence",
      "where",
      "which",
      "zcompile",
      "zformat",
      "zftp",
      "zle",
      "zmodload",
      "zparseopts",
      "zprof",
      "zpty",
      "zregexparse",
      "zsocket",
      "zstyle",
      "ztcp"
    ];

    const GNU_CORE_UTILS = [
      "chcon",
      "chgrp",
      "chown",
      "chmod",
      "cp",
      "dd",
      "df",
      "dir",
      "dircolors",
      "ln",
      "ls",
      "mkdir",
      "mkfifo",
      "mknod",
      "mktemp",
      "mv",
      "realpath",
      "rm",
      "rmdir",
      "shred",
      "sync",
      "touch",
      "truncate",
      "vdir",
      "b2sum",
      "base32",
      "base64",
      "cat",
      "cksum",
      "comm",
      "csplit",
      "cut",
      "expand",
      "fmt",
      "fold",
      "head",
      "join",
      "md5sum",
      "nl",
      "numfmt",
      "od",
      "paste",
      "ptx",
      "pr",
      "sha1sum",
      "sha224sum",
      "sha256sum",
      "sha384sum",
      "sha512sum",
      "shuf",
      "sort",
      "split",
      "sum",
      "tac",
      "tail",
      "tr",
      "tsort",
      "unexpand",
      "uniq",
      "wc",
      "arch",
      "basename",
      "chroot",
      "date",
      "dirname",
      "du",
      "echo",
      "env",
      "expr",
      "factor",
      // "false", // keyword literal already
      "groups",
      "hostid",
      "id",
      "link",
      "logname",
      "nice",
      "nohup",
      "nproc",
      "pathchk",
      "pinky",
      "printenv",
      "printf",
      "pwd",
      "readlink",
      "runcon",
      "seq",
      "sleep",
      "stat",
      "stdbuf",
      "stty",
      "tee",
      "test",
      "timeout",
      // "true", // keyword literal already
      "tty",
      "uname",
      "unlink",
      "uptime",
      "users",
      "who",
      "whoami",
      "yes"
    ];

    return {
      name: 'Bash',
      aliases: [ 'sh' ],
      keywords: {
        $pattern: /\b[a-z][a-z0-9._-]+\b/,
        keyword: KEYWORDS,
        literal: LITERALS,
        built_in: [
          ...SHELL_BUILT_INS,
          ...BASH_BUILT_INS,
          // Shell modifiers
          "set",
          "shopt",
          ...ZSH_BUILT_INS,
          ...GNU_CORE_UTILS
        ]
      },
      contains: [
        KNOWN_SHEBANG, // to catch known shells and boost relevancy
        hljs.SHEBANG(), // to catch unknown shells but still highlight the shebang
        FUNCTION,
        ARITHMETIC,
        COMMENT,
        HERE_DOC,
        PATH_MODE,
        QUOTE_STRING,
        ESCAPED_QUOTE,
        APOS_STRING,
        ESCAPED_APOS,
        VAR
      ]
    };
  }

  return bash;

})();
;
export default hljsGrammar;