update elements and fix some bugs

lib/src/prism/components/prism-elixir.js

+Prism.languages.elixir = {
+        // Negative look-ahead is needed for string interpolation
+        // Negative look-behind is needed to avoid highlighting markdown headers in
+        // multi-line doc strings
+        'comment': {
+                pattern: /(^|[^#])#(?![{#]).*/m,
+                lookbehind: true
+        },
+        // ~r"""foo""", ~r'''foo''', ~r/foo/, ~r|foo|, ~r"foo", ~r'foo', ~r(foo), ~r[foo], ~r{foo}, ~r<foo>
+        'regex': /~[rR](?:("""|'''|[\/|"'])(?:\\.|(?!\1)[^\\])+\1|\((?:\\\)|[^)])+\)|\[(?:\\\]|[^\]])+\]|\{(?:\\\}|[^}])+\}|<(?:\\>|[^>])+>)[uismxfr]*/,
+        'string': [
+                {
+                        // ~s"""foo""", ~s'''foo''', ~s/foo/, ~s|foo|, ~s"foo", ~s'foo', ~s(foo), ~s[foo], ~s{foo}, ~s<foo>
+                        pattern: /~[cCsSwW](?:("""|'''|[\/|"'])(?:\\.|(?!\1)[^\\])+\1|\((?:\\\)|[^)])+\)|\[(?:\\\]|[^\]])+\]|\{(?:\\\}|#\{[^}]+\}|[^}])+\}|<(?:\\>|[^>])+>)[csa]?/,
+                        inside: {
+                                // See interpolation below
+                        }
+                },
+                {
+                        pattern: /("""|''')[\s\S]*?\1/,
+                        inside: {
+                                // See interpolation below
+                        }
+                },
+                {
+                        // Multi-line strings are allowed
+                        pattern: /("|')(?:\\[\s\S]|(?!\1)[^\\])*\1/,
+                        inside: {
+                                // See interpolation below
+                        }
+                }
+        ],
+        'atom': {
+                // Look-behind prevents bad highlighting of the :: operator
+                pattern: /(^|[^:]):\w+/,
+                lookbehind: true,
+                alias: 'symbol'
+        },
+        // Look-ahead prevents bad highlighting of the :: operator
+        'attr-name': /\w+:(?!:)/,
+        'capture': {
+                // Look-behind prevents bad highlighting of the && operator
+                pattern: /(^|[^&])&(?:[^&\s\d()][^\s()]*|(?=\())/,
+                lookbehind: true,
+                alias: 'function'
+        },
+        'argument': {
+                // Look-behind prevents bad highlighting of the && operator
+                pattern: /(^|[^&])&\d+/,
+                lookbehind: true,
+                alias: 'variable'
+        },
+        'attribute': {
+                pattern: /@[\S]+/,
+                alias: 'variable'
+        },
+        'number': /\b(?:0[box][a-f\d_]+|\d[\d_]*)(?:\.[\d_]+)?(?:e[+-]?[\d_]+)?\b/i,
+        'keyword': /\b(?:after|alias|and|case|catch|cond|def(?:callback|exception|impl|module|p|protocol|struct)?|do|else|end|fn|for|if|import|not|or|require|rescue|try|unless|use|when)\b/,
+        'boolean': /\b(?:true|false|nil)\b/,
+        'operator': [
+                /\bin\b|&&?|\|[|>]?|\\\\|::|\.\.\.?|\+\+?|-[->]?|<[-=>]|>=|!==?|\B!|=(?:==?|[>~])?|[*\/^]/,
+                {
+                        // We don't want to match <<
+                        pattern: /([^<])<(?!<)/,
+                        lookbehind: true
+                },
+                {
+                        // We don't want to match >>
+                        pattern: /([^>])>(?!>)/,
+                        lookbehind: true
+                }
+        ],
+        'punctuation': /<<|>>|[.,%\[\]{}()]/
+};
+
+Prism.languages.elixir.string.forEach(function(o) {
+        o.inside = {
+                'interpolation': {
+                        pattern: /#\{[^}]+\}/,
+                        inside: {
+                                'delimiter': {
+                                        pattern: /^#\{|\}$/,
+                                        alias: 'punctuation'
+                                },
+                                rest: Prism.util.clone(Prism.languages.elixir)
+                        }
+                }
+        };
+});
+