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mibac138mikesamuel
mibac138
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mikesamuel
committed
Kotlin support (#496)
* Kotlin support * Added string interpolation * Added more keywords
1 parent 760e6e7 commit f425d31

3 files changed

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‎src/lang-kotlin.js‎

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/**
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* @license
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* Copyright (C) 2017 Michał Bączkowski
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @fileoverview
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* Registers a language handler for Kotlin.
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*
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* Limitations:
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* - doesn't support string interpolation ("$var")
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* - doesn't support labels if there is no space between the keyword (break@loop, loop@for)
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*
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* @author mibac138@gmail.com
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*/
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PR['registerLangHandler'](
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PR['createSimpleLexer'](
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[
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[PR['PR_PLAIN'], /^[\t\n\r \xA0]+/, null, '\t\n\r \xA0'],
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[PR['PR_PUNCTUATION'], /^[.!%&()*+,\-;<=>?\[\\\]^{|}:]+/, null, '.!%&()*+,-;<=>?[\\]^{|}:']
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],
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[
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// keywords
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[PR['PR_KEYWORD'],
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/^\b(package|public|protected|private|open|abstract|constructor|final|override|import|for|while|as|typealias|get|set|((data|enum|annotation|sealed) )?class|this|super|val|var|fun|is|in|throw|return|break|continue|(companion )?object|if|try|else|do|when|init|interface|typeof)\b/],
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[PR['PR_LITERAL'], /^(?:true|false|null)\b/],
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// number literals
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[PR['PR_LITERAL'], /^(0[xX][0-9a-fA-F_]+L?|0[bB][0-1]+L?|[0-9_.]+([eE]-?[0-9]+)?[fFL]?)/],
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[PR['PR_TYPE'], /^(\b[A-Z]+[a-z][a-zA-Z0-9_$@]*|`.*`)/, null],
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//double slash comments
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[PR['PR_COMMENT'], /^\/\/.*/],
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//slash star comments and documentation
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[PR['PR_COMMENT'], /^\/\*[\s\S]*?(?:\*\/|$)/],
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// char
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[PR['PR_STRING'], /'.'/],
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// string
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[PR['PR_STRING'], /^"([^"\\]|\\[\s\S])*"/],
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// multiline string
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[PR['PR_STRING'], /^"{3}[\s\S]*?[^\\]"{3}/],
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// annotation (and label)
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[PR['PR_LITERAL'], /^@([a-zA-Z0-9_$@]*|`.*`)/],
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// label definition
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[PR['PR_LITERAL'], /^[a-zA-Z0-9_]+@/]
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]),
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['kotlin']);

‎tests/prettify_test_2.html‎

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'lang-css.js',
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'lang-dart.js',
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'lang-ex.js',
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'lang-kotlin.js',
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'lang-lisp.js',
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'lang-llvm.js',
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'lang-matlab.js',
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end
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</pre>
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<h1>Kotlin</h1>
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<pre class="prettyprint lang-kotlin" id="kotlin">
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package test;
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import kotlin.Int
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// Single line comment
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/*
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* Multiline
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* comment
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*/
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typealias SomeNumber = Int
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val number: Long = 1_000L
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var float: Float = 12.34f
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0xFF_FF
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3.14
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314e-2
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0.314e1
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protected override fun ifBoolean(condition: Boolean? = null) {}
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::ifBoolean
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constructor() : super()
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"\"true\""
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'a'
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"""
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aaaaaaaaaaa
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"""
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loop@ for()
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break @loop
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enum class `true`
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data class Person(val name: String)
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enum class Size {
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BIG, MEDIUM, SMALL
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}
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class Ball(val color: String, val size: Size) {
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companion object {}
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fun isBig() = size == Size.BIG
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val isMedium: Boolean
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get() = size == Size.MEDIUM
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}
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fun Boolean?.isNull(): Boolean = this == null
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fun Boolean?.getOrThrow(): Boolean = this ?: throw Exception()
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</pre>
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</body>
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</html>

‎tests/prettify_test_2.js‎

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' `END`KWDEND`END`PUN;`END`PLN\n' +
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'`END`KWDEND`END`PUN;`END'
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),
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kotlin: (
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'`KWDpackage`END`PLN test`END`PUN;`END`PLN\n' +
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'\n' +
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'`END`KWDimport`END`PLN kotlin`END`PUN.`END`TYPInt`END`PLN\n' +
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'\n' +
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'`END`COM// Single line comment`END`PLN\n' +
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'`END`COM/*\n' +
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' * Multiline\n' +
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' * comment\n' +
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' */`END`PLN\n' +
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'\n' +
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'`END`KWDtypealias`END`PLN `END`TYPSomeNumber`END`PLN `END`PUN=`END`PLN `END`TYPInt`END`PLN\n' +
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'\n' +
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'`END`KWDval`END`PLN number`END`PUN:`END`PLN `END`TYPLong`END`PLN `END`PUN=`END`PLN `END`LIT1_000L`END`PLN\n' +
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'`END`KWDvar`END`PLN float`END`PUN:`END`PLN `END`TYPFloat`END`PLN `END`PUN=`END`PLN `END`LIT12.34f`END`PLN\n' +
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'`END`LIT0xFF_FF`END`PLN\n' +
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'`END`LIT3.14`END`PLN\n' +
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'\n' +
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'`END`LIT314e-2`END`PLN\n' +
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'`END`LIT0.314e1`END`PLN\n' +
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'\n' +
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'`END`KWDprotected`END`PLN `END`KWDoverride`END`PLN `END`KWDfun`END`PLN ifBoolean`END`PUN(`END`PLNcondition`END`PUN:`END`PLN `END`TYPBoolean`END`PUN?`END`PLN `END`PUN=`END`PLN `END`LITnull`END`PUN)`END' +
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'`PLN `END`PUN{}`END`PLN\n' +
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'\n' +
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'`END`PUN::`END`PLNifBoolean\n' +
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'\n' +
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'`END`KWDconstructor`END`PUN()`END`PLN `END`PUN:`END`PLN `END`KWDsuper`END`PUN()`END`PLN\n' +
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'\n' +
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'`END`STR"\\\"true\\\""`END`PLN\n' +
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'`END`STR\'a\'`END`PLN\n' +
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'\n' +
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'`END`STR"""\n' +
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'aaaaaaaaaaa\n' +
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'"""`END`PLN\n' +
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'\n' +
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'`END`LITloop@`END`PLN `END`KWDfor`END`PUN()`END`PLN\n' +
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'\n' +
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'`END`KWDbreak`END`PLN `END`LIT@loop`END`PLN\n' +
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'\n' +
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'`END`KWDenum class`END`PLN `END`TYP\`true\``END`PLN\n' +
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'\n' +
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'`END`KWDdata class`END`PLN `END`TYPPerson`END`PUN(`END`KWDval`END`PLN name`END`PUN:`END`PLN `END`TYPString`END`PUN)`END`PLN\n' +
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'\n' +
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'`END`KWDenum class`END`PLN `END`TYPSize`END`PLN `END`PUN{`END`PLN\n' +
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' BIG`END`PUN,`END`PLN MEDIUM`END`PUN,`END`PLN SMALL\n' +
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'`END`PUN}`END`PLN\n' +
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'\n' +
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'`END`KWDclass`END`PLN `END`TYPBall`END`PUN(`END`KWDval`END`PLN color`END`PUN:`END`PLN `END`TYPString`END`PUN,`END`PLN `END`KWDval`END`PLN size`END`PUN:`END`PLN `END`TYPSize`END`PUN)`END`PLN `END`PUN{`END`PLN\n' +
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' `END`KWDcompanion object`END`PLN `END`PUN{}`END`PLN\n' +
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'\n' +
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' `END`KWDfun`END`PLN isBig`END`PUN()`END`PLN `END`PUN=`END`PLN size `END`PUN==`END`PLN `END`TYPSize`END`PUN.`END`PLNBIG\n' +
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'\n' +
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' `END`KWDval`END`PLN isMedium`END`PUN:`END`PLN `END`TYPBoolean`END`PLN\n' +
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' `END`KWDget`END`PUN()`END`PLN `END`PUN=`END`PLN size `END`PUN==`END`PLN `END`TYPSize`END`PUN.`END`PLNMEDIUM\n' +
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'`END`PUN}`END`PLN\n' +
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'\n' +
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'`END`KWDfun`END`PLN `END`TYPBoolean`END`PUN?.`END`PLNisNull`END`PUN():`END`PLN `END`TYPBoolean`END`PLN `END`PUN=`END`PLN `END`KWDthis`END`PLN `END`PUN==`END`PLN `END`LITnull`END`PLN\n' +
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'\n' +
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'`END`KWDfun`END`PLN `END`TYPBoolean`END`PUN?.`END`PLNgetOrThrow`END`PUN():`END`PLN `END`TYPBoolean`END`PLN `END`PUN=`END`PLN `END`KWDthis`END`PLN `END`PUN?:`END`PLN `END`KWDthrow`END`PLN `END`TYPException`END`PUN()`END'
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),
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llvm: (
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'`COM; Declare the string constant as a global constant.`END`PLN\n' +
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'@.str `END`PUN=`END`PLN `END`KWDprivate`END`PLN `END`KWDunnamed_addr`END`PLN `END`KWDconstant`END`PLN `END`PUN[`END`LIT13`END`PLN `END`KWDx`END`PLN `END`KWDi8`END`PUN]`END`PLN `END`KWDc`END`STR"hello world\\0A\\00"`END`PLN\n' +

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