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|
/* TODO
Handle multiline code after tag
%foo= some |
multiline |
code |
*/
(function (Prism) {
Prism.languages.haml = {
// Multiline stuff should appear before the rest
'multiline-comment': {
pattern: /((?:^|\r?\n|\r)([\t ]*))(?:\/|-#).*(?:(?:\r?\n|\r)\2[\t ].+)*/,
lookbehind: true,
alias: 'comment',
},
'multiline-code': [
{
pattern:
/((?:^|\r?\n|\r)([\t ]*)(?:[~-]|[&!]?=)).*,[\t ]*(?:(?:\r?\n|\r)\2[\t ].*,[\t ]*)*(?:(?:\r?\n|\r)\2[\t ].+)/,
lookbehind: true,
inside: Prism.languages.ruby,
},
{
pattern:
/((?:^|\r?\n|\r)([\t ]*)(?:[~-]|[&!]?=)).*\|[\t ]*(?:(?:\r?\n|\r)\2[\t ].*\|[\t ]*)*/,
lookbehind: true,
inside: Prism.languages.ruby,
},
],
// See at the end of the file for known filters
filter: {
pattern:
/((?:^|\r?\n|\r)([\t ]*)):[\w-]+(?:(?:\r?\n|\r)(?:\2[\t ].+|\s*?(?=\r?\n|\r)))+/,
lookbehind: true,
inside: {
'filter-name': {
pattern: /^:[\w-]+/,
alias: 'symbol',
},
},
},
markup: {
pattern: /((?:^|\r?\n|\r)[\t ]*)<.+/,
lookbehind: true,
inside: Prism.languages.markup,
},
doctype: {
pattern: /((?:^|\r?\n|\r)[\t ]*)!!!(?: .+)?/,
lookbehind: true,
},
tag: {
// Allows for one nested group of braces
pattern:
/((?:^|\r?\n|\r)[\t ]*)[%.#][\w\-#.]*[\w\-](?:\([^)]+\)|\{(?:\{[^}]+\}|[^{}])+\}|\[[^\]]+\])*[\/<>]*/,
lookbehind: true,
inside: {
attributes: [
{
// Lookbehind tries to prevent interpolations from breaking it all
// Allows for one nested group of braces
pattern: /(^|[^#])\{(?:\{[^}]+\}|[^{}])+\}/,
lookbehind: true,
inside: Prism.languages.ruby,
},
{
pattern: /\([^)]+\)/,
inside: {
'attr-value': {
pattern: /(=\s*)(?:"(?:\\.|[^\\"\r\n])*"|[^)\s]+)/,
lookbehind: true,
},
'attr-name': /[\w:-]+(?=\s*!?=|\s*[,)])/,
punctuation: /[=(),]/,
},
},
{
pattern: /\[[^\]]+\]/,
inside: Prism.languages.ruby,
},
],
punctuation: /[<>]/,
},
},
code: {
pattern: /((?:^|\r?\n|\r)[\t ]*(?:[~-]|[&!]?=)).+/,
lookbehind: true,
inside: Prism.languages.ruby,
},
// Interpolations in plain text
interpolation: {
pattern: /#\{[^}]+\}/,
inside: {
delimiter: {
pattern: /^#\{|\}$/,
alias: 'punctuation',
},
ruby: {
pattern: /[\s\S]+/,
inside: Prism.languages.ruby,
},
},
},
punctuation: {
pattern: /((?:^|\r?\n|\r)[\t ]*)[~=\-&!]+/,
lookbehind: true,
},
};
var filter_pattern =
'((?:^|\\r?\\n|\\r)([\\t ]*)):{{filter_name}}(?:(?:\\r?\\n|\\r)(?:\\2[\\t ].+|\\s*?(?=\\r?\\n|\\r)))+';
// Non exhaustive list of available filters and associated languages
var filters = [
'css',
{ filter: 'coffee', language: 'coffeescript' },
'erb',
'javascript',
'less',
'markdown',
'ruby',
'scss',
'textile',
];
var all_filters = {};
for (var i = 0, l = filters.length; i < l; i++) {
var filter = filters[i];
filter =
typeof filter === 'string'
? { filter: filter, language: filter }
: filter;
if (Prism.languages[filter.language]) {
all_filters['filter-' + filter.filter] = {
pattern: RegExp(
filter_pattern.replace('{{filter_name}}', function () {
return filter.filter;
})
),
lookbehind: true,
inside: {
'filter-name': {
pattern: /^:[\w-]+/,
alias: 'symbol',
},
text: {
pattern: /[\s\S]+/,
alias: [filter.language, 'language-' + filter.language],
inside: Prism.languages[filter.language],
},
},
};
}
}
Prism.languages.insertBefore('haml', 'filter', all_filters);
})(Prism);
|
