hexo/node_modules/prismjs/components/prism-java.js

125 lines
4.2 KiB
JavaScript

(function (Prism) {
var keywords = /\b(?:abstract|assert|boolean|break|byte|case|catch|char|class|const|continue|default|do|double|else|enum|exports|extends|final|finally|float|for|goto|if|implements|import|instanceof|int|interface|long|module|native|new|non-sealed|null|open|opens|package|permits|private|protected|provides|public|record(?!\s*[(){}[\]<>=%~.:,;?+\-*/&|^])|requires|return|sealed|short|static|strictfp|super|switch|synchronized|this|throw|throws|to|transient|transitive|try|uses|var|void|volatile|while|with|yield)\b/;
// full package (optional) + parent classes (optional)
var classNamePrefix = /(?:[a-z]\w*\s*\.\s*)*(?:[A-Z]\w*\s*\.\s*)*/.source;
// based on the java naming conventions
var className = {
pattern: RegExp(/(^|[^\w.])/.source + classNamePrefix + /[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': /\./
}
},
'punctuation': /\./
}
};
Prism.languages.java = Prism.languages.extend('clike', {
'string': {
pattern: /(^|[^\\])"(?:\\.|[^"\\\r\n])*"/,
lookbehind: true,
greedy: true
},
'class-name': [
className,
{
// variables, parameters, and constructor references
// this to support class names (or generic parameters) which do not contain a lower case letter (also works for methods)
pattern: RegExp(/(^|[^\w.])/.source + classNamePrefix + /[A-Z]\w*(?=\s+\w+\s*[;,=()]|\s*(?:\[[\s,]*\]\s*)?::\s*new\b)/.source),
lookbehind: true,
inside: className.inside
},
{
// class names based on keyword
// this to support class names (or generic parameters) which do not contain a lower case letter (also works for methods)
pattern: RegExp(/(\b(?:class|enum|extends|implements|instanceof|interface|new|record|throws)\s+)/.source + classNamePrefix + /[A-Z]\w*\b/.source),
lookbehind: true,
inside: className.inside
}
],
'keyword': keywords,
'function': [
Prism.languages.clike.function,
{
pattern: /(::\s*)[a-z_]\w*/,
lookbehind: true
}
],
'number': /\b0b[01][01_]*L?\b|\b0x(?:\.[\da-f_p+-]+|[\da-f_]+(?:\.[\da-f_p+-]+)?)\b|(?:\b\d[\d_]*(?:\.[\d_]*)?|\B\.\d[\d_]*)(?:e[+-]?\d[\d_]*)?[dfl]?/i,
'operator': {
pattern: /(^|[^.])(?:<<=?|>>>?=?|->|--|\+\+|&&|\|\||::|[?:~]|[-+*/%&|^!=<>]=?)/m,
lookbehind: true
},
'constant': /\b[A-Z][A-Z_\d]+\b/
});
Prism.languages.insertBefore('java', 'string', {
'triple-quoted-string': {
// http://openjdk.java.net/jeps/355#Description
pattern: /"""[ \t]*[\r\n](?:(?:"|"")?(?:\\.|[^"\\]))*"""/,
greedy: true,
alias: 'string'
},
'char': {
pattern: /'(?:\\.|[^'\\\r\n]){1,6}'/,
greedy: true
}
});
Prism.languages.insertBefore('java', 'class-name', {
'annotation': {
pattern: /(^|[^.])@\w+(?:\s*\.\s*\w+)*/,
lookbehind: true,
alias: 'punctuation'
},
'generics': {
pattern: /<(?:[\w\s,.?]|&(?!&)|<(?:[\w\s,.?]|&(?!&)|<(?:[\w\s,.?]|&(?!&)|<(?:[\w\s,.?]|&(?!&))*>)*>)*>)*>/,
inside: {
'class-name': className,
'keyword': keywords,
'punctuation': /[<>(),.:]/,
'operator': /[?&|]/
}
},
'import': [
{
pattern: RegExp(/(\bimport\s+)/.source + classNamePrefix + /(?:[A-Z]\w*|\*)(?=\s*;)/.source),
lookbehind: true,
inside: {
'namespace': className.inside.namespace,
'punctuation': /\./,
'operator': /\*/,
'class-name': /\w+/
}
},
{
pattern: RegExp(/(\bimport\s+static\s+)/.source + classNamePrefix + /(?:\w+|\*)(?=\s*;)/.source),
lookbehind: true,
alias: 'static',
inside: {
'namespace': className.inside.namespace,
'static': /\b\w+$/,
'punctuation': /\./,
'operator': /\*/,
'class-name': /\w+/
}
}
],
'namespace': {
pattern: RegExp(
/(\b(?:exports|import(?:\s+static)?|module|open|opens|package|provides|requires|to|transitive|uses|with)\s+)(?!<keyword>)[a-z]\w*(?:\.[a-z]\w*)*\.?/
.source.replace(/<keyword>/g, function () { return keywords.source; })),
lookbehind: true,
inside: {
'punctuation': /\./,
}
}
});
}(Prism));