GitFOSS
.js
JavaScript
(text/javascript)
/* https://jasonrivers.github.io/prism/download.html?themes=prism&languages=markup+css+clike+javascript+bash+c+python+sql+http&plugins=line-numbers */
self =
  typeof window !== "undefined"
    ? window // if in browser
    : typeof WorkerGlobalScope !== "undefined" &&
      self instanceof WorkerGlobalScope
    ? self // if in worker
    : {}; // if in node js

/**
 * Prism: Lightweight, robust, elegant syntax highlighting
 * MIT license http://www.opensource.org/licenses/mit-license.php/
 * @author Lea Verou http://lea.verou.me
 */

var Prism = (function () {
  // Private helper vars
  var lang = /\blang(?:uage)?-(?!\*)(\w+)\b/i;

  var _ = (self.Prism = {
    util: {
      encode: function (tokens) {
        if (tokens instanceof Token) {
          return new Token(tokens.type, _.util.encode(tokens.content));
        } else if (_.util.type(tokens) === "Array") {
          return tokens.map(_.util.encode);
        } else {
          return tokens
            .replace(/&/g, "&")
            .replace(/</g, "&lt;")
            .replace(/\u00a0/g, " ");
        }
      },

      type: function (o) {
        return Object.prototype.toString.call(o).match(/\[object (\w+)\]/)[1];
      },

      // Deep clone a language definition (e.g. to extend it)
      clone: function (o) {
        var type = _.util.type(o);

        switch (type) {
          case "Object":
            var clone = {};

            for (var key in o) {
              if (o.hasOwnProperty(key)) {
                clone[key] = _.util.clone(o[key]);
              }
            }

            return clone;

          case "Array":
            return o.slice();
        }

        return o;
      },
    },

    languages: {
      extend: function (id, redef) {
        var lang = _.util.clone(_.languages[id]);

        for (var key in redef) {
          lang[key] = redef[key];
        }

        return lang;
      },

      // Insert a token before another token in a language literal
      insertBefore: function (inside, before, insert, root) {
        root = root || _.languages;
        var grammar = root[inside];
        var ret = {};

        for (var token in grammar) {
          if (grammar.hasOwnProperty(token)) {
            if (token == before) {
              for (var newToken in insert) {
                if (insert.hasOwnProperty(newToken)) {
                  ret[newToken] = insert[newToken];
                }
              }
            }

            ret[token] = grammar[token];
          }
        }

        return (root[inside] = ret);
      },

      // Traverse a language definition with Depth First Search
      DFS: function (o, callback) {
        for (var i in o) {
          callback.call(o, i, o[i]);

          if (_.util.type(o) === "Object") {
            _.languages.DFS(o[i], callback);
          }
        }
      },
    },

    highlightAll: function (async, callback) {
      var elements = document.querySelectorAll(
        'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'
      );

      for (var i = 0, element; (element = elements[i++]); ) {
        _.highlightElement(element, async === true, callback);
      }
    },

    highlightElement: function (element, async, callback) {
      // Find language
      var language,
        grammar,
        parent = element;

      while (parent && !lang.test(parent.className)) {
        parent = parent.parentNode;
      }

      if (parent) {
        language = (parent.className.match(lang) || [, ""])[1];
        grammar = _.languages[language];
      }

      if (!grammar) {
        return;
      }

      // Set language on the element, if not present
      element.className =
        element.className.replace(lang, "").replace(/\s+/g, " ") +
        " language-" +
        language;

      // Set language on the parent, for styling
      parent = element.parentNode;

      if (/pre/i.test(parent.nodeName)) {
        parent.className =
          parent.className.replace(lang, "").replace(/\s+/g, " ") +
          " language-" +
          language;
      }

      var code = element.textContent;

      if (!code) {
        return;
      }

      var env = {
        element: element,
        language: language,
        grammar: grammar,
        code: code,
      };

      _.hooks.run("before-highlight", env);

      if (async && self.Worker) {
        var worker = new Worker(_.filename);

        worker.onmessage = function (evt) {
          env.highlightedCode = Token.stringify(JSON.parse(evt.data), language);

          _.hooks.run("before-insert", env);

          env.element.innerHTML = env.highlightedCode;

          callback && callback.call(env.element);
          _.hooks.run("after-highlight", env);
        };

        worker.postMessage(
          JSON.stringify({
            language: env.language,
            code: env.code,
          })
        );
      } else {
        env.highlightedCode = _.highlight(env.code, env.grammar, env.language);

        _.hooks.run("before-insert", env);

        env.element.innerHTML = env.highlightedCode;

        callback && callback.call(element);

        _.hooks.run("after-highlight", env);
      }
    },

    highlight: function (text, grammar, language) {
      var tokens = _.tokenize(text, grammar);
      return Token.stringify(_.util.encode(tokens), language);
    },

    tokenize: function (text, grammar, language) {
      var Token = _.Token;

      var strarr = [text];

      var rest = grammar.rest;

      if (rest) {
        for (var token in rest) {
          grammar[token] = rest[token];
        }

        delete grammar.rest;
      }

      tokenloop: for (var token in grammar) {
        if (!grammar.hasOwnProperty(token) || !grammar[token]) {
          continue;
        }

        var pattern = grammar[token],
          inside = pattern.inside,
          lookbehind = !!pattern.lookbehind,
          lookbehindLength = 0;

        pattern = pattern.pattern || pattern;

        for (var i = 0; i < strarr.length; i++) {
          // Don’t cache length as it changes during the loop

          var str = strarr[i];

          if (strarr.length > text.length) {
            // Something went terribly wrong, ABORT, ABORT!
            break tokenloop;
          }

          if (str instanceof Token) {
            continue;
          }

          pattern.lastIndex = 0;

          var match = pattern.exec(str);

          if (match) {
            if (lookbehind) {
              lookbehindLength = match[1].length;
            }

            var from = match.index - 1 + lookbehindLength,
              match = match[0].slice(lookbehindLength),
              len = match.length,
              to = from + len,
              before = str.slice(0, from + 1),
              after = str.slice(to + 1);

            var args = [i, 1];

            if (before) {
              args.push(before);
            }

            var wrapped = new Token(
              token,
              inside ? _.tokenize(match, inside) : match
            );

            args.push(wrapped);

            if (after) {
              args.push(after);
            }

            Array.prototype.splice.apply(strarr, args);
          }
        }
      }

      return strarr;
    },

    hooks: {
      all: {},

      add: function (name, callback) {
        var hooks = _.hooks.all;

        hooks[name] = hooks[name] || [];

        hooks[name].push(callback);
      },

      run: function (name, env) {
        var callbacks = _.hooks.all[name];

        if (!callbacks || !callbacks.length) {
          return;
        }

        for (var i = 0, callback; (callback = callbacks[i++]); ) {
          callback(env);
        }
      },
    },
  });

  var Token = (_.Token = function (type, content) {
    this.type = type;
    this.content = content;
  });

  Token.stringify = function (o, language, parent) {
    if (typeof o == "string") {
      return o;
    }

    if (Object.prototype.toString.call(o) == "[object Array]") {
      return o
        .map(function (element) {
          return Token.stringify(element, language, o);
        })
        .join("");
    }

    var env = {
      type: o.type,
      content: Token.stringify(o.content, language, parent),
      tag: "span",
      classes: ["token", o.type],
      attributes: {},
      language: language,
      parent: parent,
    };

    if (env.type == "comment") {
      env.attributes["spellcheck"] = "true";
    }

    _.hooks.run("wrap", env);

    var attributes = "";

    for (var name in env.attributes) {
      attributes += name + '="' + (env.attributes[name] || "") + '"';
    }

    return (
      "<" +
      env.tag +
      ' class="' +
      env.classes.join(" ") +
      '" ' +
      attributes +
      ">" +
      env.content +
      "</" +
      env.tag +
      ">"
    );
  };

  if (!self.document) {
    if (!self.addEventListener) {
      // in Node.js
      return self.Prism;
    }
    // In worker
    self.addEventListener(
      "message",
      function (evt) {
        var message = JSON.parse(evt.data),
          lang = message.language,
          code = message.code;

        self.postMessage(JSON.stringify(_.tokenize(code, _.languages[lang])));
        self.close();
      },
      false
    );

    return self.Prism;
  }

  // Get current script and highlight
  var script = document.getElementsByTagName("script");

  script = script[script.length - 1];

  if (script) {
    _.filename = script.src;

    if (document.addEventListener && !script.hasAttribute("data-manual")) {
      document.addEventListener("DOMContentLoaded", _.highlightAll);
    }
  }

  return self.Prism;
})();

if (typeof module !== "undefined" && module.exports) {
  module.exports = Prism;
}
Prism.languages.markup = {
  comment: /<!--[\w\W]*?-->/g,
  prolog: /<\?.+?\?>/,
  doctype: /<!DOCTYPE.+?>/,
  cdata: /<!\[CDATA\[[\w\W]*?]]>/i,
  tag: {
    pattern:
      /<\/?[\w:-]+\s*(?:\s+[\w:-]+(?:=(?:("|')(\\?[\w\W])*?\1|[^\s'">=]+))?\s*)*\/?>/gi,
    inside: {
      tag: {
        pattern: /^<\/?[\w:-]+/i,
        inside: {
          punctuation: /^<\/?/,
          namespace: /^[\w-]+?:/,
        },
      },
      "attr-value": {
        pattern: /=(?:('|")[\w\W]*?(\1)|[^\s>]+)/gi,
        inside: {
          punctuation: /=|>|"/g,
        },
      },
      punctuation: /\/?>/g,
      "attr-name": {
        pattern: /[\w:-]+/g,
        inside: {
          namespace: /^[\w-]+?:/,
        },
      },
    },
  },
  entity: /\&#?[\da-z]{1,8};/gi,
};

// Plugin to make entity title show the real entity, idea by Roman Komarov
Prism.hooks.add("wrap", function (env) {
  if (env.type === "entity") {
    env.attributes["title"] = env.content.replace(/&amp;/, "&");
  }
});
Prism.languages.css = {
  comment: /\/\*[\w\W]*?\*\//g,
  atrule: {
    pattern: /@[\w-]+?.*?(;|(?=\s*{))/gi,
    inside: {
      punctuation: /[;:]/g,
    },
  },
  url: /url\((["']?).*?\1\)/gi,
  selector: /[^\{\}\s][^\{\};]*(?=\s*\{)/g,
  property: /(\b|\B)[\w-]+(?=\s*:)/gi,
  string: /("|')(\\?.)*?\1/g,
  important: /\B!important\b/gi,
  punctuation: /[\{\};:]/g,
  function: /[-a-z0-9]+(?=\()/gi,
};

if (Prism.languages.markup) {
  Prism.languages.insertBefore("markup", "tag", {
    style: {
      pattern: /<style[\w\W]*?>[\w\W]*?<\/style>/gi,
      inside: {
        tag: {
          pattern: /<style[\w\W]*?>|<\/style>/gi,
          inside: Prism.languages.markup.tag.inside,
        },
        rest: Prism.languages.css,
      },
    },
  });
}
Prism.languages.clike = {
  comment: {
    pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|(^|[^:])\/\/.*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: /("|')(\\?.)*?\1/g,
  "class-name": {
    pattern:
      /((?:(?:class|interface|extends|implements|trait|instanceof|new)\s+)|(?:catch\s+\())[a-z0-9_\.\\]+/gi,
    lookbehind: true,
    inside: {
      punctuation: /(\.|\\)/,
    },
  },
  keyword:
    /\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/g,
  boolean: /\b(true|false)\b/g,
  function: {
    pattern: /[a-z0-9_]+\(/gi,
    inside: {
      punctuation: /\(/,
    },
  },
  number: /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?)\b/g,
  operator: /[-+]{1,2}|!|<=?|>=?|={1,3}|&{1,2}|\|?\||\?|\*|\/|\~|\^|\%/g,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[{}[\];(),.:]/g,
};
Prism.languages.javascript = Prism.languages.extend("clike", {
  keyword:
    /\b(break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|false|finally|for|function|get|if|implements|import|in|instanceof|interface|let|new|null|package|private|protected|public|return|set|static|super|switch|this|throw|true|try|typeof|var|void|while|with|yield)\b/g,
  number: /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?|NaN|-?Infinity)\b/g,
});

Prism.languages.insertBefore("javascript", "keyword", {
  regex: {
    pattern:
      /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\r\n])+\/[gim]{0,3}(?=\s*($|[\r\n,.;})]))/g,
    lookbehind: true,
  },
});

if (Prism.languages.markup) {
  Prism.languages.insertBefore("markup", "tag", {
    script: {
      pattern: /<script[\w\W]*?>[\w\W]*?<\/script>/gi,
      inside: {
        tag: {
          pattern: /<script[\w\W]*?>|<\/script>/gi,
          inside: Prism.languages.markup.tag.inside,
        },
        rest: Prism.languages.javascript,
      },
    },
  });
}
Prism.languages.bash = Prism.languages.extend("clike", {
  comment: {
    pattern: /(^|[^"{\\])(#.*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: {
    //allow multiline string
    pattern: /("|')(\\?[\s\S])*?\1/g,
    inside: {
      //'property' class reused for bash variables
      property: /\$([a-zA-Z0-9_#\?\-\*!@]+|\{[^\}]+\})/g,
    },
  },
  keyword:
    /\b(if|then|else|elif|fi|for|break|continue|while|in|case|function|select|do|done|until|echo|exit|return|set|declare)\b/g,
});

Prism.languages.insertBefore("bash", "keyword", {
  //'property' class reused for bash variables
  property: /\$([a-zA-Z0-9_#\?\-\*!@]+|\{[^}]+\})/g,
});
Prism.languages.insertBefore("bash", "comment", {
  //shebang must be before comment, 'important' class from css reused
  important: /(^#!\s*\/bin\/bash)|(^#!\s*\/bin\/sh)/g,
});
Prism.languages.c = Prism.languages.extend("clike", {
  // allow for c multiline strings
  string: /("|')([^\n\\\1]|\\.|\\\r*\n)*?\1/g,
  keyword:
    /\b(asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while)\b/g,
  operator:
    /[-+]{1,2}|!=?|<{1,2}=?|>{1,2}=?|\->|={1,2}|\^|~|%|&{1,2}|\|?\||\?|\*|\//g,
});

Prism.languages.insertBefore("c", "string", {
  // property class reused for macro statements
  property: {
    // allow for multiline macro definitions
    // spaces after the # character compile fine with gcc
    pattern: /((^|\n)\s*)#\s*[a-z]+([^\n\\]|\\.|\\\r*\n)*/gi,
    lookbehind: true,
    inside: {
      // highlight the path of the include statement as a string
      string: {
        pattern: /(#\s*include\s*)(<.+?>|("|')(\\?.)+?\3)/g,
        lookbehind: true,
      },
    },
  },
});

delete Prism.languages.c["class-name"];
delete Prism.languages.c["boolean"];
Prism.languages.python = {
  comment: {
    pattern: /(^|[^\\])#.*?(\r?\n|$)/g,
    lookbehind: true,
  },
  string: /"""[\s\S]+?"""|("|')(\\?.)*?\1/g,
  keyword:
    /\b(as|assert|break|class|continue|def|del|elif|else|except|exec|finally|for|from|global|if|import|in|is|lambda|pass|print|raise|return|try|while|with|yield)\b/g,
  boolean: /\b(True|False)\b/g,
  number: /\b-?(0x)?\d*\.?[\da-f]+\b/g,
  operator:
    /[-+]{1,2}|=?&lt;|=?&gt;|!|={1,2}|(&){1,2}|(&amp;){1,2}|\|?\||\?|\*|\/|~|\^|%|\b(or|and|not)\b/g,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[{}[\];(),.:]/g,
};

Prism.languages.sql = {
  comment: {
    pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|((--)|(\/\/)|#).*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: /("|')(\\?[\s\S])*?\1/g,
  keyword:
    /\b(ACTION|ADD|AFTER|ALGORITHM|ALTER|ANALYZE|APPLY|AS|ASC|AUTHORIZATION|BACKUP|BDB|BEGIN|BERKELEYDB|BIGINT|BINARY|BIT|BLOB|BOOL|BOOLEAN|BREAK|BROWSE|BTREE|BULK|BY|CALL|CASCADE|CASCADED|CASE|CHAIN|CHAR VARYING|CHARACTER VARYING|CHECK|CHECKPOINT|CLOSE|CLUSTERED|COALESCE|COLUMN|COLUMNS|COMMENT|COMMIT|COMMITTED|COMPUTE|CONNECT|CONSISTENT|CONSTRAINT|CONTAINS|CONTAINSTABLE|CONTINUE|CONVERT|CREATE|CROSS|CURRENT|CURRENT_DATE|CURRENT_TIME|CURRENT_TIMESTAMP|CURRENT_USER|CURSOR|DATA|DATABASE|DATABASES|DATETIME|DBCC|DEALLOCATE|DEC|DECIMAL|DECLARE|DEFAULT|DEFINER|DELAYED|DELETE|DENY|DESC|DESCRIBE|DETERMINISTIC|DISABLE|DISCARD|DISK|DISTINCT|DISTINCTROW|DISTRIBUTED|DO|DOUBLE|DOUBLE PRECISION|DROP|DUMMY|DUMP|DUMPFILE|DUPLICATE KEY|ELSE|ENABLE|ENCLOSED BY|END|ENGINE|ENUM|ERRLVL|ERRORS|ESCAPE|ESCAPED BY|EXCEPT|EXEC|EXECUTE|EXIT|EXPLAIN|EXTENDED|FETCH|FIELDS|FILE|FILLFACTOR|FIRST|FIXED|FLOAT|FOLLOWING|FOR|FOR EACH ROW|FORCE|FOREIGN|FREETEXT|FREETEXTTABLE|FROM|FULL|FUNCTION|GEOMETRY|GEOMETRYCOLLECTION|GLOBAL|GOTO|GRANT|GROUP|HANDLER|HASH|HAVING|HOLDLOCK|IDENTITY|IDENTITY_INSERT|IDENTITYCOL|IF|IGNORE|IMPORT|INDEX|INFILE|INNER|INNODB|INOUT|INSERT|INT|INTEGER|INTERSECT|INTO|INVOKER|ISOLATION LEVEL|JOIN|KEY|KEYS|KILL|LANGUAGE SQL|LAST|LEFT|LIMIT|LINENO|LINES|LINESTRING|LOAD|LOCAL|LOCK|LONGBLOB|LONGTEXT|MATCH|MATCHED|MEDIUMBLOB|MEDIUMINT|MEDIUMTEXT|MERGE|MIDDLEINT|MODIFIES SQL DATA|MODIFY|MULTILINESTRING|MULTIPOINT|MULTIPOLYGON|NATIONAL|NATIONAL CHAR VARYING|NATIONAL CHARACTER|NATIONAL CHARACTER VARYING|NATIONAL VARCHAR|NATURAL|NCHAR|NCHAR VARCHAR|NEXT|NO|NO SQL|NOCHECK|NOCYCLE|NONCLUSTERED|NULLIF|NUMERIC|OF|OFF|OFFSETS|ON|OPEN|OPENDATASOURCE|OPENQUERY|OPENROWSET|OPTIMIZE|OPTION|OPTIONALLY|ORDER|OUT|OUTER|OUTFILE|OVER|PARTIAL|PARTITION|PERCENT|PIVOT|PLAN|POINT|POLYGON|PRECEDING|PRECISION|PREV|PRIMARY|PRINT|PRIVILEGES|PROC|PROCEDURE|PUBLIC|PURGE|QUICK|RAISERROR|READ|READS SQL DATA|READTEXT|REAL|RECONFIGURE|REFERENCES|RELEASE|RENAME|REPEATABLE|REPLICATION|REQUIRE|RESTORE|RESTRICT|RETURN|RETURNS|REVOKE|RIGHT|ROLLBACK|ROUTINE|ROWCOUNT|ROWGUIDCOL|ROWS?|RTREE|RULE|SAVE|SAVEPOINT|SCHEMA|SELECT|SERIAL|SERIALIZABLE|SESSION|SESSION_USER|SET|SETUSER|SHARE MODE|SHOW|SHUTDOWN|SIMPLE|SMALLINT|SNAPSHOT|SOME|SONAME|START|STARTING BY|STATISTICS|STATUS|STRIPED|SYSTEM_USER|TABLE|TABLES|TABLESPACE|TEMPORARY|TEMPTABLE|TERMINATED BY|TEXT|TEXTSIZE|THEN|TIMESTAMP|TINYBLOB|TINYINT|TINYTEXT|TO|TOP|TRAN|TRANSACTION|TRANSACTIONS|TRIGGER|TRUNCATE|TSEQUAL|TYPE|TYPES|UNBOUNDED|UNCOMMITTED|UNDEFINED|UNION|UNPIVOT|UPDATE|UPDATETEXT|USAGE|USE|USER|USING|VALUE|VALUES|VARBINARY|VARCHAR|VARCHARACTER|VARYING|VIEW|WAITFOR|WARNINGS|WHEN|WHERE|WHILE|WITH|WITH ROLLUP|WITHIN|WORK|WRITE|WRITETEXT)\b/gi,
  boolean: /\b(TRUE|FALSE|NULL)\b/gi,
  number: /\b-?(0x)?\d*\.?[\da-f]+\b/g,
  operator:
    /\b(ALL|AND|ANY|BETWEEN|EXISTS|IN|LIKE|NOT|OR|IS|UNIQUE|CHARACTER SET|COLLATE|DIV|OFFSET|REGEXP|RLIKE|SOUNDS LIKE|XOR)\b|[-+]{1}|!|=?&lt;|=?&gt;|={1}|(&amp;){1,2}|\|?\||\?|\*|\//gi,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[;[\]()`,.]/g,
};
Prism.languages.http = {
  "request-line": {
    pattern:
      /^(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b\shttps?:\/\/\S+\sHTTP\/[0-9.]+/g,
    inside: {
      // HTTP Verb
      property: /^\b(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b/g,
      // Path or query argument
      "attr-name": /:\w+/g,
    },
  },
  "response-status": {
    pattern: /^HTTP\/1.[01] [0-9]+.*/g,
    inside: {
      // Status, e.g. 200 OK
      property: /[0-9]+[A-Z\s-]+$/g,
    },
  },
  // HTTP header name
  keyword: /^[\w-]+:(?=.+)/gm,
};

// Create a mapping of Content-Type headers to language definitions
var httpLanguages = {
  "application/json": Prism.languages.javascript,
  "application/xml": Prism.languages.markup,
  "text/xml": Prism.languages.markup,
  "text/html": Prism.languages.markup,
};

// Insert each content type parser that has its associated language
// currently loaded.
for (var contentType in httpLanguages) {
  if (httpLanguages[contentType]) {
    var options = {};
    options[contentType] = {
      pattern: new RegExp(
        "(content-type:\\s*" + contentType + "[\\w\\W]*?)\\n\\n[\\w\\W]*",
        "gi"
      ),
      lookbehind: true,
      inside: {
        rest: httpLanguages[contentType],
      },
    };
    Prism.languages.insertBefore("http", "keyword", options);
  }
}
Prism.hooks.add("after-highlight", function (env) {
  // works only for <code> wrapped inside <pre data-line-numbers> (not inline)
  var pre = env.element.parentNode;
  if (
    !pre ||
    !/pre/i.test(pre.nodeName) ||
    pre.className.indexOf("line-numbers") === -1
  ) {
    return;
  }

  var linesNum = 1 + env.code.split("\n").length;
  var lineNumbersWrapper;

  lines = new Array(linesNum);
  lines = lines.join("<span></span>");

  lineNumbersWrapper = document.createElement("span");
  lineNumbersWrapper.className = "line-numbers-rows";
  lineNumbersWrapper.innerHTML = lines;

  if (pre.hasAttribute("data-start")) {
    pre.style.counterReset =
      "linenumber " + (parseInt(pre.getAttribute("data-start"), 10) - 1);
  }

  env.element.appendChild(lineNumbersWrapper);
});

.js
JavaScript
(text/javascript)
/* https://jasonrivers.github.io/prism/download.html?themes=prism&languages=markup+css+clike+javascript+bash+c+python+sql+http&plugins=line-numbers */
self =
  typeof window !== "undefined"
    ? window // if in browser
    : typeof WorkerGlobalScope !== "undefined" &&
      self instanceof WorkerGlobalScope
    ? self // if in worker
    : {}; // if in node js

/**
 * Prism: Lightweight, robust, elegant syntax highlighting
 * MIT license http://www.opensource.org/licenses/mit-license.php/
 * @author Lea Verou http://lea.verou.me
 */

var Prism = (function () {
  // Private helper vars
  var lang = /\blang(?:uage)?-(?!\*)(\w+)\b/i;

  var _ = (self.Prism = {
    util: {
      encode: function (tokens) {
        if (tokens instanceof Token) {
          return new Token(tokens.type, _.util.encode(tokens.content));
        } else if (_.util.type(tokens) === "Array") {
          return tokens.map(_.util.encode);
        } else {
          return tokens
            .replace(/&/g, "&amp;")
            .replace(/</g, "&lt;")
            .replace(/\u00a0/g, " ");
        }
      },

      type: function (o) {
        return Object.prototype.toString.call(o).match(/\[object (\w+)\]/)[1];
      },

      // Deep clone a language definition (e.g. to extend it)
      clone: function (o) {
        var type = _.util.type(o);

        switch (type) {
          case "Object":
            var clone = {};

            for (var key in o) {
              if (o.hasOwnProperty(key)) {
                clone[key] = _.util.clone(o[key]);
              }
            }

            return clone;

          case "Array":
            return o.slice();
        }

        return o;
      },
    },

    languages: {
      extend: function (id, redef) {
        var lang = _.util.clone(_.languages[id]);

        for (var key in redef) {
          lang[key] = redef[key];
        }

        return lang;
      },

      // Insert a token before another token in a language literal
      insertBefore: function (inside, before, insert, root) {
        root = root || _.languages;
        var grammar = root[inside];
        var ret = {};

        for (var token in grammar) {
          if (grammar.hasOwnProperty(token)) {
            if (token == before) {
              for (var newToken in insert) {
                if (insert.hasOwnProperty(newToken)) {
                  ret[newToken] = insert[newToken];
                }
              }
            }

            ret[token] = grammar[token];
          }
        }

        return (root[inside] = ret);
      },

      // Traverse a language definition with Depth First Search
      DFS: function (o, callback) {
        for (var i in o) {
          callback.call(o, i, o[i]);

          if (_.util.type(o) === "Object") {
            _.languages.DFS(o[i], callback);
          }
        }
      },
    },

    highlightAll: function (async, callback) {
      var elements = document.querySelectorAll(
        'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'
      );

      for (var i = 0, element; (element = elements[i++]); ) {
        _.highlightElement(element, async === true, callback);
      }
    },

    highlightElement: function (element, async, callback) {
      // Find language
      var language,
        grammar,
        parent = element;

      while (parent && !lang.test(parent.className)) {
        parent = parent.parentNode;
      }

      if (parent) {
        language = (parent.className.match(lang) || [, ""])[1];
        grammar = _.languages[language];
      }

      if (!grammar) {
        return;
      }

      // Set language on the element, if not present
      element.className =
        element.className.replace(lang, "").replace(/\s+/g, " ") +
        " language-" +
        language;

      // Set language on the parent, for styling
      parent = element.parentNode;

      if (/pre/i.test(parent.nodeName)) {
        parent.className =
          parent.className.replace(lang, "").replace(/\s+/g, " ") +
          " language-" +
          language;
      }

      var code = element.textContent;

      if (!code) {
        return;
      }

      var env = {
        element: element,
        language: language,
        grammar: grammar,
        code: code,
      };

      _.hooks.run("before-highlight", env);

      if (async && self.Worker) {
        var worker = new Worker(_.filename);

        worker.onmessage = function (evt) {
          env.highlightedCode = Token.stringify(JSON.parse(evt.data), language);

          _.hooks.run("before-insert", env);

          env.element.innerHTML = env.highlightedCode;

          callback && callback.call(env.element);
          _.hooks.run("after-highlight", env);
        };

        worker.postMessage(
          JSON.stringify({
            language: env.language,
            code: env.code,
          })
        );
      } else {
        env.highlightedCode = _.highlight(env.code, env.grammar, env.language);

        _.hooks.run("before-insert", env);

        env.element.innerHTML = env.highlightedCode;

        callback && callback.call(element);

        _.hooks.run("after-highlight", env);
      }
    },

    highlight: function (text, grammar, language) {
      var tokens = _.tokenize(text, grammar);
      return Token.stringify(_.util.encode(tokens), language);
    },

    tokenize: function (text, grammar, language) {
      var Token = _.Token;

      var strarr = [text];

      var rest = grammar.rest;

      if (rest) {
        for (var token in rest) {
          grammar[token] = rest[token];
        }

        delete grammar.rest;
      }

      tokenloop: for (var token in grammar) {
        if (!grammar.hasOwnProperty(token) || !grammar[token]) {
          continue;
        }

        var pattern = grammar[token],
          inside = pattern.inside,
          lookbehind = !!pattern.lookbehind,
          lookbehindLength = 0;

        pattern = pattern.pattern || pattern;

        for (var i = 0; i < strarr.length; i++) {
          // Don’t cache length as it changes during the loop

          var str = strarr[i];

          if (strarr.length > text.length) {
            // Something went terribly wrong, ABORT, ABORT!
            break tokenloop;
          }

          if (str instanceof Token) {
            continue;
          }

          pattern.lastIndex = 0;

          var match = pattern.exec(str);

          if (match) {
            if (lookbehind) {
              lookbehindLength = match[1].length;
            }

            var from = match.index - 1 + lookbehindLength,
              match = match[0].slice(lookbehindLength),
              len = match.length,
              to = from + len,
              before = str.slice(0, from + 1),
              after = str.slice(to + 1);

            var args = [i, 1];

            if (before) {
              args.push(before);
            }

            var wrapped = new Token(
              token,
              inside ? _.tokenize(match, inside) : match
            );

            args.push(wrapped);

            if (after) {
              args.push(after);
            }

            Array.prototype.splice.apply(strarr, args);
          }
        }
      }

      return strarr;
    },

    hooks: {
      all: {},

      add: function (name, callback) {
        var hooks = _.hooks.all;

        hooks[name] = hooks[name] || [];

        hooks[name].push(callback);
      },

      run: function (name, env) {
        var callbacks = _.hooks.all[name];

        if (!callbacks || !callbacks.length) {
          return;
        }

        for (var i = 0, callback; (callback = callbacks[i++]); ) {
          callback(env);
        }
      },
    },
  });

  var Token = (_.Token = function (type, content) {
    this.type = type;
    this.content = content;
  });

  Token.stringify = function (o, language, parent) {
    if (typeof o == "string") {
      return o;
    }

    if (Object.prototype.toString.call(o) == "[object Array]") {
      return o
        .map(function (element) {
          return Token.stringify(element, language, o);
        })
        .join("");
    }

    var env = {
      type: o.type,
      content: Token.stringify(o.content, language, parent),
      tag: "span",
      classes: ["token", o.type],
      attributes: {},
      language: language,
      parent: parent,
    };

    if (env.type == "comment") {
      env.attributes["spellcheck"] = "true";
    }

    _.hooks.run("wrap", env);

    var attributes = "";

    for (var name in env.attributes) {
      attributes += name + '="' + (env.attributes[name] || "") + '"';
    }

    return (
      "<" +
      env.tag +
      ' class="' +
      env.classes.join(" ") +
      '" ' +
      attributes +
      ">" +
      env.content +
      "</" +
      env.tag +
      ">"
    );
  };

  if (!self.document) {
    if (!self.addEventListener) {
      // in Node.js
      return self.Prism;
    }
    // In worker
    self.addEventListener(
      "message",
      function (evt) {
        var message = JSON.parse(evt.data),
          lang = message.language,
          code = message.code;

        self.postMessage(JSON.stringify(_.tokenize(code, _.languages[lang])));
        self.close();
      },
      false
    );

    return self.Prism;
  }

  // Get current script and highlight
  var script = document.getElementsByTagName("script");

  script = script[script.length - 1];

  if (script) {
    _.filename = script.src;

    if (document.addEventListener && !script.hasAttribute("data-manual")) {
      document.addEventListener("DOMContentLoaded", _.highlightAll);
    }
  }

  return self.Prism;
})();

if (typeof module !== "undefined" && module.exports) {
  module.exports = Prism;
}
Prism.languages.markup = {
  comment: /<!--[\w\W]*?-->/g,
  prolog: /<\?.+?\?>/,
  doctype: /<!DOCTYPE.+?>/,
  cdata: /<!\[CDATA\[[\w\W]*?]]>/i,
  tag: {
    pattern:
      /<\/?[\w:-]+\s*(?:\s+[\w:-]+(?:=(?:("|')(\\?[\w\W])*?\1|[^\s'">=]+))?\s*)*\/?>/gi,
    inside: {
      tag: {
        pattern: /^<\/?[\w:-]+/i,
        inside: {
          punctuation: /^<\/?/,
          namespace: /^[\w-]+?:/,
        },
      },
      "attr-value": {
        pattern: /=(?:('|")[\w\W]*?(\1)|[^\s>]+)/gi,
        inside: {
          punctuation: /=|>|"/g,
        },
      },
      punctuation: /\/?>/g,
      "attr-name": {
        pattern: /[\w:-]+/g,
        inside: {
          namespace: /^[\w-]+?:/,
        },
      },
    },
  },
  entity: /\&#?[\da-z]{1,8};/gi,
};

// Plugin to make entity title show the real entity, idea by Roman Komarov
Prism.hooks.add("wrap", function (env) {
  if (env.type === "entity") {
    env.attributes["title"] = env.content.replace(/&amp;/, "&");
  }
});
Prism.languages.css = {
  comment: /\/\*[\w\W]*?\*\//g,
  atrule: {
    pattern: /@[\w-]+?.*?(;|(?=\s*{))/gi,
    inside: {
      punctuation: /[;:]/g,
    },
  },
  url: /url\((["']?).*?\1\)/gi,
  selector: /[^\{\}\s][^\{\};]*(?=\s*\{)/g,
  property: /(\b|\B)[\w-]+(?=\s*:)/gi,
  string: /("|')(\\?.)*?\1/g,
  important: /\B!important\b/gi,
  punctuation: /[\{\};:]/g,
  function: /[-a-z0-9]+(?=\()/gi,
};

if (Prism.languages.markup) {
  Prism.languages.insertBefore("markup", "tag", {
    style: {
      pattern: /<style[\w\W]*?>[\w\W]*?<\/style>/gi,
      inside: {
        tag: {
          pattern: /<style[\w\W]*?>|<\/style>/gi,
          inside: Prism.languages.markup.tag.inside,
        },
        rest: Prism.languages.css,
      },
    },
  });
}
Prism.languages.clike = {
  comment: {
    pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|(^|[^:])\/\/.*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: /("|')(\\?.)*?\1/g,
  "class-name": {
    pattern:
      /((?:(?:class|interface|extends|implements|trait|instanceof|new)\s+)|(?:catch\s+\())[a-z0-9_\.\\]+/gi,
    lookbehind: true,
    inside: {
      punctuation: /(\.|\\)/,
    },
  },
  keyword:
    /\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/g,
  boolean: /\b(true|false)\b/g,
  function: {
    pattern: /[a-z0-9_]+\(/gi,
    inside: {
      punctuation: /\(/,
    },
  },
  number: /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?)\b/g,
  operator: /[-+]{1,2}|!|<=?|>=?|={1,3}|&{1,2}|\|?\||\?|\*|\/|\~|\^|\%/g,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[{}[\];(),.:]/g,
};
Prism.languages.javascript = Prism.languages.extend("clike", {
  keyword:
    /\b(break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|false|finally|for|function|get|if|implements|import|in|instanceof|interface|let|new|null|package|private|protected|public|return|set|static|super|switch|this|throw|true|try|typeof|var|void|while|with|yield)\b/g,
  number: /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?|NaN|-?Infinity)\b/g,
});

Prism.languages.insertBefore("javascript", "keyword", {
  regex: {
    pattern:
      /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\r\n])+\/[gim]{0,3}(?=\s*($|[\r\n,.;})]))/g,
    lookbehind: true,
  },
});

if (Prism.languages.markup) {
  Prism.languages.insertBefore("markup", "tag", {
    script: {
      pattern: /<script[\w\W]*?>[\w\W]*?<\/script>/gi,
      inside: {
        tag: {
          pattern: /<script[\w\W]*?>|<\/script>/gi,
          inside: Prism.languages.markup.tag.inside,
        },
        rest: Prism.languages.javascript,
      },
    },
  });
}
Prism.languages.bash = Prism.languages.extend("clike", {
  comment: {
    pattern: /(^|[^"{\\])(#.*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: {
    //allow multiline string
    pattern: /("|')(\\?[\s\S])*?\1/g,
    inside: {
      //'property' class reused for bash variables
      property: /\$([a-zA-Z0-9_#\?\-\*!@]+|\{[^\}]+\})/g,
    },
  },
  keyword:
    /\b(if|then|else|elif|fi|for|break|continue|while|in|case|function|select|do|done|until|echo|exit|return|set|declare)\b/g,
});

Prism.languages.insertBefore("bash", "keyword", {
  //'property' class reused for bash variables
  property: /\$([a-zA-Z0-9_#\?\-\*!@]+|\{[^}]+\})/g,
});
Prism.languages.insertBefore("bash", "comment", {
  //shebang must be before comment, 'important' class from css reused
  important: /(^#!\s*\/bin\/bash)|(^#!\s*\/bin\/sh)/g,
});
Prism.languages.c = Prism.languages.extend("clike", {
  // allow for c multiline strings
  string: /("|')([^\n\\\1]|\\.|\\\r*\n)*?\1/g,
  keyword:
    /\b(asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while)\b/g,
  operator:
    /[-+]{1,2}|!=?|<{1,2}=?|>{1,2}=?|\->|={1,2}|\^|~|%|&{1,2}|\|?\||\?|\*|\//g,
});

Prism.languages.insertBefore("c", "string", {
  // property class reused for macro statements
  property: {
    // allow for multiline macro definitions
    // spaces after the # character compile fine with gcc
    pattern: /((^|\n)\s*)#\s*[a-z]+([^\n\\]|\\.|\\\r*\n)*/gi,
    lookbehind: true,
    inside: {
      // highlight the path of the include statement as a string
      string: {
        pattern: /(#\s*include\s*)(<.+?>|("|')(\\?.)+?\3)/g,
        lookbehind: true,
      },
    },
  },
});

delete Prism.languages.c["class-name"];
delete Prism.languages.c["boolean"];
Prism.languages.python = {
  comment: {
    pattern: /(^|[^\\])#.*?(\r?\n|$)/g,
    lookbehind: true,
  },
  string: /"""[\s\S]+?"""|("|')(\\?.)*?\1/g,
  keyword:
    /\b(as|assert|break|class|continue|def|del|elif|else|except|exec|finally|for|from|global|if|import|in|is|lambda|pass|print|raise|return|try|while|with|yield)\b/g,
  boolean: /\b(True|False)\b/g,
  number: /\b-?(0x)?\d*\.?[\da-f]+\b/g,
  operator:
    /[-+]{1,2}|=?&lt;|=?&gt;|!|={1,2}|(&){1,2}|(&amp;){1,2}|\|?\||\?|\*|\/|~|\^|%|\b(or|and|not)\b/g,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[{}[\];(),.:]/g,
};

Prism.languages.sql = {
  comment: {
    pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|((--)|(\/\/)|#).*?(\r?\n|$))/g,
    lookbehind: true,
  },
  string: /("|')(\\?[\s\S])*?\1/g,
  keyword:
    /\b(ACTION|ADD|AFTER|ALGORITHM|ALTER|ANALYZE|APPLY|AS|ASC|AUTHORIZATION|BACKUP|BDB|BEGIN|BERKELEYDB|BIGINT|BINARY|BIT|BLOB|BOOL|BOOLEAN|BREAK|BROWSE|BTREE|BULK|BY|CALL|CASCADE|CASCADED|CASE|CHAIN|CHAR VARYING|CHARACTER VARYING|CHECK|CHECKPOINT|CLOSE|CLUSTERED|COALESCE|COLUMN|COLUMNS|COMMENT|COMMIT|COMMITTED|COMPUTE|CONNECT|CONSISTENT|CONSTRAINT|CONTAINS|CONTAINSTABLE|CONTINUE|CONVERT|CREATE|CROSS|CURRENT|CURRENT_DATE|CURRENT_TIME|CURRENT_TIMESTAMP|CURRENT_USER|CURSOR|DATA|DATABASE|DATABASES|DATETIME|DBCC|DEALLOCATE|DEC|DECIMAL|DECLARE|DEFAULT|DEFINER|DELAYED|DELETE|DENY|DESC|DESCRIBE|DETERMINISTIC|DISABLE|DISCARD|DISK|DISTINCT|DISTINCTROW|DISTRIBUTED|DO|DOUBLE|DOUBLE PRECISION|DROP|DUMMY|DUMP|DUMPFILE|DUPLICATE KEY|ELSE|ENABLE|ENCLOSED BY|END|ENGINE|ENUM|ERRLVL|ERRORS|ESCAPE|ESCAPED BY|EXCEPT|EXEC|EXECUTE|EXIT|EXPLAIN|EXTENDED|FETCH|FIELDS|FILE|FILLFACTOR|FIRST|FIXED|FLOAT|FOLLOWING|FOR|FOR EACH ROW|FORCE|FOREIGN|FREETEXT|FREETEXTTABLE|FROM|FULL|FUNCTION|GEOMETRY|GEOMETRYCOLLECTION|GLOBAL|GOTO|GRANT|GROUP|HANDLER|HASH|HAVING|HOLDLOCK|IDENTITY|IDENTITY_INSERT|IDENTITYCOL|IF|IGNORE|IMPORT|INDEX|INFILE|INNER|INNODB|INOUT|INSERT|INT|INTEGER|INTERSECT|INTO|INVOKER|ISOLATION LEVEL|JOIN|KEY|KEYS|KILL|LANGUAGE SQL|LAST|LEFT|LIMIT|LINENO|LINES|LINESTRING|LOAD|LOCAL|LOCK|LONGBLOB|LONGTEXT|MATCH|MATCHED|MEDIUMBLOB|MEDIUMINT|MEDIUMTEXT|MERGE|MIDDLEINT|MODIFIES SQL DATA|MODIFY|MULTILINESTRING|MULTIPOINT|MULTIPOLYGON|NATIONAL|NATIONAL CHAR VARYING|NATIONAL CHARACTER|NATIONAL CHARACTER VARYING|NATIONAL VARCHAR|NATURAL|NCHAR|NCHAR VARCHAR|NEXT|NO|NO SQL|NOCHECK|NOCYCLE|NONCLUSTERED|NULLIF|NUMERIC|OF|OFF|OFFSETS|ON|OPEN|OPENDATASOURCE|OPENQUERY|OPENROWSET|OPTIMIZE|OPTION|OPTIONALLY|ORDER|OUT|OUTER|OUTFILE|OVER|PARTIAL|PARTITION|PERCENT|PIVOT|PLAN|POINT|POLYGON|PRECEDING|PRECISION|PREV|PRIMARY|PRINT|PRIVILEGES|PROC|PROCEDURE|PUBLIC|PURGE|QUICK|RAISERROR|READ|READS SQL DATA|READTEXT|REAL|RECONFIGURE|REFERENCES|RELEASE|RENAME|REPEATABLE|REPLICATION|REQUIRE|RESTORE|RESTRICT|RETURN|RETURNS|REVOKE|RIGHT|ROLLBACK|ROUTINE|ROWCOUNT|ROWGUIDCOL|ROWS?|RTREE|RULE|SAVE|SAVEPOINT|SCHEMA|SELECT|SERIAL|SERIALIZABLE|SESSION|SESSION_USER|SET|SETUSER|SHARE MODE|SHOW|SHUTDOWN|SIMPLE|SMALLINT|SNAPSHOT|SOME|SONAME|START|STARTING BY|STATISTICS|STATUS|STRIPED|SYSTEM_USER|TABLE|TABLES|TABLESPACE|TEMPORARY|TEMPTABLE|TERMINATED BY|TEXT|TEXTSIZE|THEN|TIMESTAMP|TINYBLOB|TINYINT|TINYTEXT|TO|TOP|TRAN|TRANSACTION|TRANSACTIONS|TRIGGER|TRUNCATE|TSEQUAL|TYPE|TYPES|UNBOUNDED|UNCOMMITTED|UNDEFINED|UNION|UNPIVOT|UPDATE|UPDATETEXT|USAGE|USE|USER|USING|VALUE|VALUES|VARBINARY|VARCHAR|VARCHARACTER|VARYING|VIEW|WAITFOR|WARNINGS|WHEN|WHERE|WHILE|WITH|WITH ROLLUP|WITHIN|WORK|WRITE|WRITETEXT)\b/gi,
  boolean: /\b(TRUE|FALSE|NULL)\b/gi,
  number: /\b-?(0x)?\d*\.?[\da-f]+\b/g,
  operator:
    /\b(ALL|AND|ANY|BETWEEN|EXISTS|IN|LIKE|NOT|OR|IS|UNIQUE|CHARACTER SET|COLLATE|DIV|OFFSET|REGEXP|RLIKE|SOUNDS LIKE|XOR)\b|[-+]{1}|!|=?&lt;|=?&gt;|={1}|(&amp;){1,2}|\|?\||\?|\*|\//gi,
  ignore: /&(lt|gt|amp);/gi,
  punctuation: /[;[\]()`,.]/g,
};
Prism.languages.http = {
  "request-line": {
    pattern:
      /^(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b\shttps?:\/\/\S+\sHTTP\/[0-9.]+/g,
    inside: {
      // HTTP Verb
      property: /^\b(POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b/g,
      // Path or query argument
      "attr-name": /:\w+/g,
    },
  },
  "response-status": {
    pattern: /^HTTP\/1.[01] [0-9]+.*/g,
    inside: {
      // Status, e.g. 200 OK
      property: /[0-9]+[A-Z\s-]+$/g,
    },
  },
  // HTTP header name
  keyword: /^[\w-]+:(?=.+)/gm,
};

// Create a mapping of Content-Type headers to language definitions
var httpLanguages = {
  "application/json": Prism.languages.javascript,
  "application/xml": Prism.languages.markup,
  "text/xml": Prism.languages.markup,
  "text/html": Prism.languages.markup,
};

// Insert each content type parser that has its associated language
// currently loaded.
for (var contentType in httpLanguages) {
  if (httpLanguages[contentType]) {
    var options = {};
    options[contentType] = {
      pattern: new RegExp(
        "(content-type:\\s*" + contentType + "[\\w\\W]*?)\\n\\n[\\w\\W]*",
        "gi"
      ),
      lookbehind: true,
      inside: {
        rest: httpLanguages[contentType],
      },
    };
    Prism.languages.insertBefore("http", "keyword", options);
  }
}
Prism.hooks.add("after-highlight", function (env) {
  // works only for <code> wrapped inside <pre data-line-numbers> (not inline)
  var pre = env.element.parentNode;
  if (
    !pre ||
    !/pre/i.test(pre.nodeName) ||
    pre.className.indexOf("line-numbers") === -1
  ) {
    return;
  }

  var linesNum = 1 + env.code.split("\n").length;
  var lineNumbersWrapper;

  lines = new Array(linesNum);
  lines = lines.join("<span></span>");

  lineNumbersWrapper = document.createElement("span");
  lineNumbersWrapper.className = "line-numbers-rows";
  lineNumbersWrapper.innerHTML = lines;

  if (pre.hasAttribute("data-start")) {
    pre.style.counterReset =
      "linenumber " + (parseInt(pre.getAttribute("data-start"), 10) - 1);
  }

  env.element.appendChild(lineNumbersWrapper);
});

GitFOSS • v0.2.0 (#421408f) • MIT License