prismjs
Version:
Lightweight, robust, elegant syntax highlighting. A spin-off project from Dabblet.
88 lines (79 loc) • 2.05 kB
JavaScript
/* TODO
Add support for variables inside double quoted strings
Add support for {php}
*/
(function (Prism) {
Prism.languages.smarty = {
'comment': /\{\*[\s\S]*?\*\}/,
'delimiter': {
pattern: /^\{|\}$/i,
alias: 'punctuation'
},
'string': /(["'])(?:\\.|(?!\1)[^\\\r\n])*\1/,
'number': /\b0x[\dA-Fa-f]+|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:[Ee][-+]?\d+)?/,
'variable': [
/\$(?!\d)\w+/,
/#(?!\d)\w+#/,
{
pattern: /(\.|->)(?!\d)\w+/,
lookbehind: true
},
{
pattern: /(\[)(?!\d)\w+(?=\])/,
lookbehind: true
}
],
'function': [
{
pattern: /(\|\s*)@?(?!\d)\w+/,
lookbehind: true
},
/^\/?(?!\d)\w+/,
/(?!\d)\w+(?=\()/
],
'attr-name': {
// Value is made optional because it may have already been tokenized
pattern: /\w+\s*=\s*(?:(?!\d)\w+)?/,
inside: {
'variable': {
pattern: /(=\s*)(?!\d)\w+/,
lookbehind: true
},
'operator': /=/
}
},
'punctuation': [
/[\[\]().,:`]|->/
],
'operator': [
/[+\-*\/%]|==?=?|[!<>]=?|&&|\|\|?/,
/\bis\s+(?:not\s+)?(?:div|even|odd)(?:\s+by)?\b/,
/\b(?:eq|neq?|gt|lt|gt?e|lt?e|not|mod|or|and)\b/
],
'keyword': /\b(?:false|off|on|no|true|yes)\b/
};
// Tokenize all inline Smarty expressions
Prism.hooks.add('before-tokenize', function (env) {
var smartyPattern = /\{\*[\s\S]*?\*\}|\{[\s\S]+?\}/g;
var smartyLitteralStart = '{literal}';
var smartyLitteralEnd = '{/literal}';
var smartyLitteralMode = false;
Prism.languages['markup-templating'].buildPlaceholders(env, 'smarty', smartyPattern, function (match) {
// Smarty tags inside {literal} block are ignored
if (match === smartyLitteralEnd) {
smartyLitteralMode = false;
}
if (!smartyLitteralMode) {
if (match === smartyLitteralStart) {
smartyLitteralMode = true;
}
return true;
}
return false;
});
});
// Re-insert the tokens after tokenizing
Prism.hooks.add('after-tokenize', function (env) {
Prism.languages['markup-templating'].tokenizePlaceholders(env, 'smarty');
});
}(Prism));