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(function (Prism) {
Prism.languages.kotlin = Prism.languages.extend('clike', {
keyword: {
// The lookbehind prevents wrong highlighting of e.g. kotlin.properties.get
pattern:
/(^|[^.])\b(?:abstract|actual|annotation|as|break|by|catch|class|companion|const|constructor|continue|crossinline|data|do|dynamic|else|enum|expect|external|final|finally|for|fun|get|if|import|in|infix|init|inline|inner|interface|internal|is|lateinit|noinline|null|object|open|operator|out|override|package|private|protected|public|reified|return|sealed|set|super|suspend|tailrec|this|throw|to|try|typealias|val|var|vararg|when|where|while)\b/,
lookbehind: true,
},
function: [
{
pattern: /(?:`[^\r\n`]+`|\b\w+)(?=\s*\()/,
greedy: true,
},
{
pattern: /(\.)(?:`[^\r\n`]+`|\w+)(?=\s*\{)/,
lookbehind: true,
greedy: true,
},
],
number:
/\b(?:0[xX][\da-fA-F]+(?:_[\da-fA-F]+)*|0[bB][01]+(?:_[01]+)*|\d+(?:_\d+)*(?:\.\d+(?:_\d+)*)?(?:[eE][+-]?\d+(?:_\d+)*)?[fFL]?)\b/,
operator:
/\+[+=]?|-[-=>]?|==?=?|!(?:!|==?)?|[\/*%<>]=?|[?:]:?|\.\.|&&|\|\||\b(?:and|inv|or|shl|shr|ushr|xor)\b/,
});
delete Prism.languages.kotlin['class-name'];
var interpolationInside = {
'interpolation-punctuation': {
pattern: /^\$\{?|\}$/,
alias: 'punctuation',
},
expression: {
pattern: /[\s\S]+/,
inside: Prism.languages.kotlin,
},
};
Prism.languages.insertBefore('kotlin', 'string', {
// https://kotlinlang.org/spec/expressions.html#string-interpolation-expressions
'string-literal': [
{
pattern: /"""(?:[^$]|\$(?:(?!\{)|\{[^{}]*\}))*?"""/,
alias: 'multiline',
inside: {
interpolation: {
pattern: /\$(?:[a-z_]\w*|\{[^{}]*\})/i,
inside: interpolationInside,
},
string: /[\s\S]+/,
},
},
{
pattern: /"(?:[^"\\\r\n$]|\\.|\$(?:(?!\{)|\{[^{}]*\}))*"/,
alias: 'singleline',
inside: {
interpolation: {
pattern: /((?:^|[^\\])(?:\\{2})*)\$(?:[a-z_]\w*|\{[^{}]*\})/i,
lookbehind: true,
inside: interpolationInside,
},
string: /[\s\S]+/,
},
},
],
char: {
// https://kotlinlang.org/spec/expressions.html#character-literals
pattern: /'(?:[^'\\\r\n]|\\(?:.|u[a-fA-F0-9]{0,4}))'/,
greedy: true,
},
});
delete Prism.languages.kotlin['string'];
Prism.languages.insertBefore('kotlin', 'keyword', {
annotation: {
pattern: /\B@(?:\w+:)?(?:[A-Z]\w*|\[[^\]]+\])/,
alias: 'builtin',
},
});
Prism.languages.insertBefore('kotlin', 'function', {
label: {
pattern: /\b\w+@|@\w+\b/,
alias: 'symbol',
},
});
Prism.languages.kt = Prism.languages.kotlin;
Prism.languages.kts = Prism.languages.kotlin;
})(Prism);
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