请问这是什么错误呢？加载一个js文件时，无法加载，并出现这样的错误。
Uncaught SyntaxError: Block-scoped declarations (let, const, function, class) not yet supported outside strict mode
/* http://prismjs.com/download.html?themes=prism&languages=markup+css+clike+javascript+php+scss+sql */
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), tokens.alias);
}
else if (_.util.type(tokens) === 'Array')
{
return tokens.map(_.util.encode);
}
else
{
//return tokens.replace(/&/g, '&').replace(/</g, '<').replace(/\u00a0/g, ' ');
return tokens;
}
},
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.map(function (v)
{
return _.util.clone(v);
});
}
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
* As this needs to recreate the object (we cannot actually insert before keys in object literals),
* we cannot just provide an object, we need anobject and a key.
* @param inside The key (or language id) of the parent
* @param before The key to insert before. If not provided, the function appends instead.
* @param insert Object with the key/value pairs to insert
* @param root The object that contains `inside`. If equal to Prism.languages, it can be omitted.
*/
insertBefore: function (inside, before, insert, root)
{
root = root || _.languages;
var grammar = root[inside];
if (arguments.length == 2)
{
insert = arguments[1];
for (var newToken in insert)
{
if (insert.hasOwnProperty(newToken))
{
grammar[newToken] = insert[newToken];
}
}
return grammar;
}
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];
}
}
// Update references in other language definitions
_.languages.DFS(_.languages, function (key, value)
{
if (value === root[inside] && key != inside)
{
this[key] = ret;
}
});
return root[inside] = ret;
},
// Traverse a language definition with Depth First Search
DFS: function (o, callback, type)
{
for (var i in o)
{
if (o.hasOwnProperty(i))
{
callback.call(o, i, o[i], type || i);
if (_.util.type(o[i]) === 'Object')
{
_.languages.DFS(o[i], callback);
}
else if (_.util.type(o[i]) === 'Array')
{
_.languages.DFS(o[i], callback, i);
}
}
}
}
},
highlightAll: function (async, callback)
{
//var elements = document.querySelectorAll('code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code');
var elements=document.getElementsByTagName('pre');
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;
var code = element.innerHTML;
//console.log(code);
if (!code)
{
return;
}
//code = code.replace(/^(?:\r?\n|\r)/, '');
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;
}
//console.log(grammar);
tokenloop: for (var token in grammar)
{
if (!grammar.hasOwnProperty(token) || !grammar[token])
{
continue;
}
var patterns = grammar[token];
patterns = (_.util.type(patterns) === "Array") ? patterns : [patterns];
//console.log(patterns.slice(0));
for (var j = 0; j < patterns.length; ++j)
{
var pattern = patterns[j],
inside = pattern.inside,
lookbehind = !!pattern.lookbehind,
lookbehindLength = 0,
alias = pattern.alias;
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];
//console.log(token);
//console.log(strarr.slice(0));
//console.log(str);
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, alias);
args.push(wrapped);
if (after)
{
args.push(after);
}
Array.prototype.splice.apply(strarr, args);
//console.log(strarr.slice(0));
}
}
}
}
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, alias)
{
this.type = type;
this.content = content;
this.alias = alias;
};
Token.stringify = function (o, language, parent)
{
if (typeof o == 'string')
{
return o;
}
if (_.util.type(o) === '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';
}
if (o.alias)
{
var aliases = _.util.type(o.alias) === 'Array' ? o.alias : [o.alias];
Array.prototype.push.apply(env.classes, aliases);
}
_.hooks.run('wrap', env);
var attributes = '';
for (var name in env.attributes)
{
attributes += name + '="' + (env.attributes[name] || '') + '"';
}
if(env.type=='ignore')
{
//console.log(env.content);
return env.content;
}
else
{
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(_.util.encode(_.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 = {
'ignore': /<br\/>|<br>/i,
'comment': /<!--[\w\W]*?-->/,
'prolog': /<\?.+?\?>/,
'doctype': /<!DOCTYPE.+?>/,
'cdata': /<!\[CDATA\[[\w\W]*?]]>/i,
'tag': {
pattern: /<\/?[^\s>\/]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\\1|\\?(?!\1)[\w\W])*\1|[^\s'">=]+))?)*\s*\/?>/i,
inside: {
'tag': {
pattern: /^<\/?[^\s>\/]+/i,
inside: {
'punctuation': /^<\/?/,
'namespace': /^[^\s>\/:]+:/
}
},
'attr-value': {
pattern: /=(?:('|")[\w\W]*?(\1)|[^\s>]+)/i,
inside: {
'punctuation': /=|>|"/
}
},
'punctuation': /\/?>/,
'attr-name': {
pattern: /[^\s>\/]+/,
inside: {
'namespace': /^[^\s>\/:]+:/
}
}
}
},
'entity': /&#?[\da-z]{1,8};/i
};
// 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(/&/, '&');
}
});
;
Prism.languages.css = {
//'ignore':/<br>|<br\/>|>|</,
//'entity': /&(gt|lt);/i,
'comment': /\/\*[\w\W]*?\*\//,
'atrule': {
pattern: /@[\w-]+?.*?(;|(?=\s*\{))/i,
inside: {
'punctuation': /[;:]/
}
},
'url': /url\((?:(["'])(\\\n|\\?.)*?\1|.*?)\)/i,
'selector': /[^{};,\s][^{};,]*(?=\s*[^{}]*\{)/,
//'ignore':/>/,
'string': /("|')(\\\n|\\?.)*?\1/,
'property': /(\b|\B)[\w-]+(?=\s*:)/i,
'important': /\B!important\b/i,
'punctuation': /[\{\};:]/,
'function': /[-a-z0-9]+(?=\()/i
};
Prism.hooks.add('before-highlight',function(env){
if(env.language==='css')
{
//将字符>进行替换，以免;被punctuation模式匹配
var reg=/>/g;
env.code=env.code.replace(reg,'codebaa_css_gt');
}
});
Prism.hooks.add('before-insert',function(env){
if(env.language==='css')
{
// 还原替换的>字符
var reg=/codebaa_css_gt/g;
env.highlightedCode=env.highlightedCode.replace(reg,'>');
}
});
if (Prism.languages.markup)
{
Prism.languages.insertBefore('markup', 'tag', {
'style': {
pattern: /<style[\w\W]*?>[\w\W]*?<\/style>/i,
inside: {
'tag': {
pattern: /<style[\w\W]*?>|<\/style>/i,
inside: Prism.languages.markup.tag.inside
},
rest: Prism.languages.css
},
alias: 'language-css'
}
});
Prism.languages.insertBefore('inside', 'attr-value', {
'style-attr': {
pattern: /\s*style=("|').*?\1/i,
inside: {
'attr-name': {
pattern: /^\s*style/i,
inside: Prism.languages.markup.tag.inside
},
'punctuation': /^\s*=\s*['"]|['"]\s*$/,
'attr-value': {
pattern: /.+/i,
inside: Prism.languages.css
}
},
alias: 'language-css'
}
}, Prism.languages.markup.tag);
}
;
Prism.languages.clike = {
'ignore': /(&(lt|gt|amp);)|<br\/>|<br>/i,
'comment': [
{
pattern: /(^|[^\\])\/\*[\w\W]*?\*\//,
lookbehind: true
},
{
pattern: /(^|[^\\:])\/\/.*/,
lookbehind: true
}
],
'string': /("|')(\\\n|\\?.)*?\1/,
'class-name': {
pattern: /((?:(?:class|interface|extends|implements|trait|instanceof|new)\s+)|(?:catch\s+\())[a-z0-9_\.\\]+/i,
lookbehind: true,
inside: {
punctuation: /(\.|\\)/
}
},
'keyword': /\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/,
'boolean': /\b(true|false)\b/,
'function': {
pattern: /[a-z0-9_]+\(/i,
inside: {
punctuation: /\(/
}
},
'number': /\b-?(0x[\dA-Fa-f]+|\d*\.?\d+([Ee]-?\d+)?)\b/,
'operator': /[-+]{1,2}|!|<=?|>=?|={1,3}|&{1,2}|\|?\||\?|\*|\/|~|\^|%/,
'punctuation': /[{}[\];(),.:]/
};
;
Prism.languages.javascript = Prism.languages.extend('clike', {
'keyword': /\b(as|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|false|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|true|try|typeof|var|void|while|with|yield)\b/,
'number': /\b-?(0x[\dA-Fa-f]+|0b[01]+|0o[0-7]+|\d*\.?\d+([Ee][+-]?\d+)?|NaN|Infinity)\b/,
'function': /(?!\d)[a-z0-9_$]+(?=\()/i
});
Prism.languages.insertBefore('javascript', 'keyword', {
'regex': {
pattern: /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\r\n])+\/[gimyu]{0,5}(?=\s*($|[\r\n,.;})]))/,
lookbehind: true
}
});
Prism.languages.insertBefore('javascript', 'string', {
'template-string': {
pattern: /`(?:\\`|\\?[^`])*`/,
inside: {
'interpolation': {
pattern: /\$\{[^}]+\}/,
inside: {
'interpolation-punctuation': {
pattern: /^\$\{|\}$/,
alias: 'punctuation'
},
rest: Prism.languages.javascript
}
},
'string': /[\s\S]+/
}
}
});
if (Prism.languages.markup)
{
Prism.languages.insertBefore('markup', 'tag', {
'script': {
pattern: /<script[\w\W]*?>[\w\W]*?<\/script>/i,
inside: {
'tag': {
pattern: /<script[\w\W]*?>|<\/script>/i,
inside: Prism.languages.markup.tag.inside
},
rest: Prism.languages.javascript
},
alias: 'language-javascript'
}
});
}
;
/**
* Original by Aaron Harun: http://aahacreative.com/2012/07/31/php-syntax-highlighting-prism/
* Modified by Miles Johnson: http://milesj.me
*
* Supports the following:
* - Extends clike syntax
* - Support for PHP 5.3+ (namespaces, traits, generators, etc)
* - Smarter constant and function matching
*
* Adds the following new token classes:
* constant, delimiter, variable, function, package
*/
Prism.languages.php = Prism.languages.extend('clike', {
'keyword': /\b(and|or|xor|array|as|break|case|cfunction|class|const|continue|declare|default|die|do|else|elseif|enddeclare|endfor|endforeach|endif|endswitch|endwhile|extends|for|foreach|function|include|include_once|global|if|new|return|static|switch|use|require|require_once|var|while|abstract|interface|public|implements|private|protected|parent|throw|null|echo|print|trait|namespace|final|yield|goto|instanceof|finally|try|catch)\b/i,
'constant': /\b[A-Z0-9_]{2,}\b/,
'comment': {
pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|(^|[^:])(\/\/).*?(\r?\n|$))/,
lookbehind: true
}
});
// Shell-like comments are matched after strings, because they are less
// common than strings containing hashes...
Prism.languages.insertBefore('php', 'class-name', {
'shell-comment': {
pattern: /(^|[^\\])#.*?(\r?\n|$)/,
lookbehind: true,
alias: 'comment'
}
});
Prism.languages.insertBefore('php', 'keyword', {
'delimiter': /(\?>|<\?php|<\?)/i,
'variable': /(\$\w+)\b/i,
'package': {
pattern: /(\\|namespace\s+|use\s+)[\w\\]+/,
lookbehind: true,
inside: {
punctuation: /\\/
}
}
});
// Must be defined after the function pattern
Prism.languages.insertBefore('php', 'operator', {
'property': {
pattern: /(->)[\w]+/,
lookbehind: true
}
});
// Add HTML support of the markup language exists
if (Prism.languages.markup)
{
// Tokenize all inline PHP blocks that are wrapped in <?php ?>
// This allows for easy PHP + markup highlighting
Prism.hooks.add('before-highlight', function (env)
{
if (env.language !== 'php')
{
return;
}
env.tokenStack = [];
env.backupCode = env.code;
env.code = env.code.replace(/(?:<\?php|<\?)[\w\W]*?(?:\?>)/ig, function (match)
{
env.tokenStack.push(match);
return '{{{PHP' + env.tokenStack.length + '}}}';
});
});
// Restore env.code for other plugins (e.g. line-numbers)
Prism.hooks.add('before-insert', function (env)
{
if (env.language === 'php')
{
env.code = env.backupCode;
delete env.backupCode;
}
});
// Re-insert the tokens after highlighting
Prism.hooks.add('after-highlight', function (env)
{
if (env.language !== 'php')
{
return;
}
for (var i = 0, t; t = env.tokenStack[i]; i++)
{
env.highlightedCode = env.highlightedCode.replace('{{{PHP' + (i + 1) + '}}}', Prism.highlight(t, env.grammar, 'php'));
}
env.element.innerHTML = env.highlightedCode;
});
// Wrap tokens in classes that are missing them
Prism.hooks.add('wrap', function (env)
{
if (env.language === 'php' && env.type === 'markup')
{
env.content = env.content.replace(/(\{\{\{PHP[0-9]+\}\}\})/g, "<span class=\"token php\">$1</span>");
}
});
// Add the rules before all others
Prism.languages.insertBefore('php', 'comment', {
'markup': {
pattern: /<[^?]\/?(.*?)>/,
inside: Prism.languages.markup
},
'php': /\{\{\{PHP[0-9]+\}\}\}/
});
}
;
Prism.languages.scss = Prism.languages.extend('css', {
'comment': {
pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|\/\/.*?(\r?\n|$))/,
lookbehind: true
},
// aturle is just the @***, not the entire rule (to highlight var & stuffs)
// + add ability to highlight number & unit for media queries
'atrule': /@[\w-]+(?=\s+(\(|\{|;))/i,
// url, compassified
'url': /([-a-z]+-)*url(?=\()/i,
// CSS selector regex is not appropriate for Sass
// since there can be lot more things (var, @ directive, nesting..)
// a selector must start at the end of a property or after a brace (end of other rules or nesting)
// it can contain some caracters that aren't used for defining rules or end of selector, & (parent selector), or
// interpolated variable the end of a selector is found when there is no rules in it ( {} or {\s}) or if there is a
// property (because an interpolated var can "pass" as a selector- e.g: proper#{$erty}) this one was ard to do, so
// please be careful if you edit this one :)
'selector': /([^@;\{\}\(\)]?([^@;\{\}\(\)]|&|#\{\$[-_\w]+\})+)(?=\s*\{(\}|\s|[^\}]+(:|\{)[^\}]+))/m
});
Prism.languages.insertBefore('scss', 'atrule', {
'keyword': /@(if|else if|else|for|each|while|import|extend|debug|warn|mixin|include|function|return|content)|(?=@for\s+\$[-_\w]+\s)+from/i
});
Prism.languages.insertBefore('scss', 'property', {
// var and interpolated vars
'variable': /((\$[-_\w]+)|(#\{\$[-_\w]+\}))/i
});
Prism.languages.insertBefore('scss', 'function', {
'placeholder': /%[-_\w]+/i,
'statement': /\B!(default|optional)\b/i,
'boolean': /\b(true|false)\b/,
'null': /\b(null)\b/,
'operator': /\s+([-+]{1,2}|={1,2}|!=|\|?\||\?|\*|\/|%)\s+/
});
;
Prism.languages.sql = {
'ignore': /<br>|<br\/>/i,
'comment': {
pattern: /(^|[^\\])(\/\*[\w\W]*?\*\/|((--)|(\/\/)|#).*?(\r?\n|$))/,
lookbehind: true
},
'string': {
pattern: /(^|[^@])("|')(\\?[\s\S])*?\2/,
lookbehind: true
},
'variable': /@[\w.$]+|@("|'|`)(\\?[\s\S])+?\1/,
'function': /\b(?:COUNT|SUM|AVG|MIN|MAX|FIRST|LAST|UCASE|LCASE|MID|LEN|ROUND|NOW|FORMAT)(?=\s*\()/i, // Should we
// highlight
// user
// defined
// functions
// too?
'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|TEMP(?:ORARY)?|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/i,
'boolean': /\b(?:TRUE|FALSE|NULL)\b/i,
'number': /\b-?(0x)?\d*\.?[\da-f]+\b/,
'operator': /\b(?:ALL|AND|ANY|BETWEEN|EXISTS|IN|LIKE|NOT|OR|IS|UNIQUE|CHARACTER SET|COLLATE|DIV|OFFSET|REGEXP|RLIKE|SOUNDS LIKE|XOR)\b|[-+]|!|[=<>]{1,2}|(&){1,2}|\|?\||\?|\*|\//i,
'punctuation': /[;[\]()`,.]/
};
;
let es6新语法
块级作用域下的声明（let, const, function, class）等在严格模式下是不被支持的。
其实就是说ES6新语法在目前的环境下是不被支持的，可用一些工具对代码进行转化。
在文件第一行加 "use strict";