PrismJS Blade Highlighter (minimal feature set)

prism-blade.js

Prism.languages.blade = {
    'comment': /^\{\{\-\-[\s\S]*?\-\-\}\}$/,
    'directive-name': {
        pattern: /^@[\w]+/,
        alias: 'keyword'
    },
    'keyword': /\b(?:if|elseif|else|endif|foreach|endforeach|for|endfor|forelse|endforelse|unless|endunless|isset|endisset|empty|endempty|auth|endauth|guest|endguest|production|endproduction|env|endenv|session|endession|while|endwhile|switch|endswitch|case|default|continue|break|class|php|endphp|checked|selected|disabled|readonly|required|include|each|once|push|endpush)\b/,

    'string': {
        pattern: /("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
        inside: {
            'punctuation': /^['"]|['"]$/
        }
    },
    'boolean': /\b(?:false|null|true)\b/,
    'number': /\b0x[\dA-Fa-f]+|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee][-+]?\d+)?/,
    'operator': [
        {
            pattern: /(\s)(?:and|b-and|b-or|b-xor|ends with|in|is|matches|not|or|same as|starts with)(?=\s)/,
            lookbehind: true
        },
        /[=<>]=?|!=|\*\*?|\/\/?|\?:?|[-+~%|]/
    ],
    'punctuation': /[()\[\]{}:.,]/
};

Prism.hooks.add('before-tokenize', function (env) {
    if (env.language !== 'blade') {
        return;
    }

    var pattern = /\{(?:\{[\s\S]*?\}|\!\![\s\S]*?\!\!|\{[\s\S]*?\})\}|@[\w]+/g;
    Prism.languages['markup-templating'].buildPlaceholders(env, 'blade', pattern);
});

Prism.hooks.add('after-tokenize', function (env) {
    Prism.languages['markup-templating'].tokenizePlaceholders(env, 'blade');
});

See: PrismJS/prism#2403