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(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|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 = /(^|[^\w.])(?:[a-z]\w*\s*\.\s*)*(?:[A-Z]\w*\s*\.\s*)*/
.source;
// based on the java naming conventions
var className = {
pattern: RegExp(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 and parameters
// this to support class names (or generic parameters) which do not contain a lower case letter (also works for methods)
pattern: RegExp(
classNamePrefix + /[A-Z]\w*(?=\s+\w+\s*[;,=()])/.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,
},
});
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: /[?&|]/,
},
},
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);
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