ISO-Share/node_modules/prismjs/components/prism-dart.js
2024-11-26 21:16:11 +01:00

79 lines
2.3 KiB
JavaScript

(function (Prism) {
var keywords = [
/\b(?:async|sync|yield)\*/,
/\b(?:abstract|assert|async|await|break|case|catch|class|const|continue|covariant|default|deferred|do|dynamic|else|enum|export|extends|extension|external|factory|final|finally|for|get|hide|if|implements|import|in|interface|library|mixin|new|null|on|operator|part|rethrow|return|set|show|static|super|switch|sync|this|throw|try|typedef|var|void|while|with|yield)\b/
];
// Handles named imports, such as http.Client
var packagePrefix = /(^|[^\w.])(?:[a-z]\w*\s*\.\s*)*(?:[A-Z]\w*\s*\.\s*)*/.source;
// based on the dart naming conventions
var className = {
pattern: RegExp(packagePrefix + /[A-Z](?:[\d_A-Z]*[a-z]\w*)?\b/.source),
lookbehind: true,
inside: {
'namespace': {
pattern: /^[a-z]\w*(?:\s*\.\s*[a-z]\w*)*(?:\s*\.)?/,
inside: {
'punctuation': /\./
}
},
}
};
Prism.languages.dart = Prism.languages.extend('clike', {
'class-name': [
className,
{
// variables and parameters
// this to support class names (or generic parameters) which do not contain a lower case letter (also works for methods)
pattern: RegExp(packagePrefix + /[A-Z]\w*(?=\s+\w+\s*[;,=()])/.source),
lookbehind: true,
inside: className.inside
}
],
'keyword': keywords,
'operator': /\bis!|\b(?:as|is)\b|\+\+|--|&&|\|\||<<=?|>>=?|~(?:\/=?)?|[+\-*\/%&^|=!<>]=?|\?/
});
Prism.languages.insertBefore('dart', 'string', {
'string-literal': {
pattern: /r?(?:("""|''')[\s\S]*?\1|(["'])(?:\\.|(?!\2)[^\\\r\n])*\2(?!\2))/,
greedy: true,
inside: {
'interpolation': {
pattern: /((?:^|[^\\])(?:\\{2})*)\$(?:\w+|\{(?:[^{}]|\{[^{}]*\})*\})/,
lookbehind: true,
inside: {
'punctuation': /^\$\{?|\}$/,
'expression': {
pattern: /[\s\S]+/,
inside: Prism.languages.dart
}
}
},
'string': /[\s\S]+/
}
},
'string': undefined
});
Prism.languages.insertBefore('dart', 'class-name', {
'metadata': {
pattern: /@\w+/,
alias: 'function'
}
});
Prism.languages.insertBefore('dart', 'class-name', {
'generics': {
pattern: /<(?:[\w\s,.&?]|<(?:[\w\s,.&?]|<(?:[\w\s,.&?]|<[\w\s,.&?]*>)*>)*>)*>/,
inside: {
'class-name': className,
'keyword': keywords,
'punctuation': /[<>(),.:]/,
'operator': /[?&|]/
}
},
});
}(Prism));