%YAML 1.2
---
# http://www.sublimetext.com/docs/3/syntax.html
name: Kotlin
file_extensions:
  - kt
  - kts
scope: source.Kotlin
contexts:
  main:
    - include: comments
    - match: '^\s*(package)\b(?:\s*([^ ;$]+)\s*)?'
      captures:
        1: keyword.other.kotlin
        2: entity.name.package.kotlin
    - include: imports
    - include: statements
  classes:
    - match: (?=\s*(?:companion|class|object|interface))
      push:
        - match: "}|(?=$)"
          pop: true
        - match: \b(companion\s*)?(class|object|interface)\b
          captures:
            1: keyword.other.kotlin
          push:
            - match: '(?=<|{|\(|:)'
              pop: true
            - match: \b(object)\b
              scope: keyword.other.kotlin
            - match: \w+
              scope: entity.name.type.class.kotlin
        - match: <
          push:
            - match: ">"
              pop: true
            - include: generics
        - match: \(
          push:
            - match: \)
              pop: true
            - include: parameters
        - match: (:)
          captures:
            1: keyword.operator.declaration.kotlin
          push:
            - match: "(?={|$)"
              pop: true
            - match: \w+
              scope: entity.other.inherited-class.kotlin
            - match: \(
              push:
                - match: \)
                  pop: true
                - include: expressions
        - match: '\{'
          push:
            - match: '\}'
              pop: true
            - include: statements
  comments:
    - match: /\*
      captures:
        0: punctuation.definition.comment.kotlin
      push:
        - meta_scope: comment.block.kotlin
        - match: \*/
          captures:
            0: punctuation.definition.comment.kotlin
          pop: true
    - match: \s*((//).*$\n?)
      captures:
        1: comment.line.double-slash.kotlin
        2: punctuation.definition.comment.kotlin
  constants:
    - match: \b(true|false|null|this|super)\b
      scope: constant.language.kotlin
    - match: '\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\.?[0-9]*)|(\.[0-9]+))((e|E)(\+|-)?[0-9]+)?)([LlFfUuDd]|UL|ul)?\b'
      scope: constant.numeric.kotlin
    - match: '\b([A-Z][A-Z0-9_]+)\b'
      scope: constant.other.kotlin
  expressions:
    - match: \(
      push:
        - match: \)
          pop: true
        - include: expressions
    - include: types
    - include: strings
    - include: constants
    - include: comments
    - include: keywords
  functions:
    - match: (?=\s*(?:fun))
      push:
        - match: "}|(?=$)"
          pop: true
        - match: \b(fun)\b
          captures:
            1: keyword.other.kotlin
          push:
            - match: (?=\()
              pop: true
            - match: <
              push:
                - match: ">"
                  pop: true
                - include: generics
            - match: '([\.<\?>\w]+\.)?(\w+)'
              captures:
                2: entity.name.function.kotlin
        - match: \(
          push:
            - match: \)
              pop: true
            - include: parameters
        - match: (:)
          captures:
            1: keyword.operator.declaration.kotlin
          push:
            - match: "(?={|=|$)"
              pop: true
            - include: types
        - match: '\{'
          push:
            - match: '(?=\})'
              pop: true
            - include: statements
        - match: (=)
          captures:
            1: keyword.operator.assignment.kotlin
          push:
            - match: (?=$)
              pop: true
            - include: expressions
  generics:
    - match: (:)
      captures:
        1: keyword.operator.declaration.kotlin
      push:
        - match: (?=,|>)
          pop: true
        - include: types
    - include: keywords
    - match: \w+
      scope: storage.type.generic.kotlin
  getters-and-setters:
    - match: \b(get)\b\s*\(\s*\)
      captures:
        1: entity.name.function.kotlin
      push:
        - match: '\}|(?=\bset\b)|$'
          pop: true
        - match: (=)
          captures:
            1: keyword.operator.assignment.kotlin
          push:
            - match: (?=$|\bset\b)
              pop: true
            - include: expressions
        - match: '\{'
          push:
            - match: '\}'
              pop: true
            - include: expressions
    - match: \b(set)\b\s*(?=\()
      captures:
        1: entity.name.function.kotlin
      push:
        - match: '\}|(?=\bget\b)|$'
          pop: true
        - match: \(
          push:
            - match: \)
              pop: true
            - include: parameters
        - match: (=)
          captures:
            1: keyword.operator.assignment.kotlin
          push:
            - match: (?=$|\bset\b)
              pop: true
            - include: expressions
        - match: '\{'
          push:
            - match: '\}'
              pop: true
            - include: expressions
  imports:
    - match: '^\s*(import)\s+[^ $]+\s+(as)?'
      captures:
        1: keyword.other.kotlin
        2: keyword.other.kotlin
  keywords:
    - match: \b(var|val|public|private|protected|abstract|final|enum|open|attribute|annotation|override|inline|var|val|vararg|lazy|in|out|internal|data|tailrec|operator|infix|const|yield|typealias|typeof)\b
      scope: storage.modifier.kotlin
    - match: \b(try|catch|finally|throw)\b
      scope: keyword.control.catch-exception.kotlin
    - match: \b(if|else|while|for|do|return|when|where|break|continue)\b
      scope: keyword.control.kotlin
    - match: \b(in|is|as|assert)\b
      scope: keyword.operator.kotlin
    - match: (==|!=|===|!==|<=|>=|<|>)
      scope: keyword.operator.comparison.kotlin
    - match: (=)
      scope: keyword.operator.assignment.kotlin
    - match: (:)
      scope: keyword.operator.declaration.kotlin
    - match: (\.)
      scope: keyword.operator.dot.kotlin
    - match: (\-\-|\+\+)
      scope: keyword.operator.increment-decrement.kotlin
    - match: (\-|\+|\*|\/|%)
      scope: keyword.operator.arithmetic.kotlin
    - match: (\+=|\-=|\*=|\/=)
      scope: keyword.operator.arithmetic.assign.kotlin
    - match: (!|&&|\|\|)
      scope: keyword.operator.logical.kotlin
    - match: (\.\.)
      scope: keyword.operator.range.kotlin
    - match: (;)
      scope: punctuation.terminator.kotlin
  namespaces:
    - match: \b(namespace)\b
      scope: keyword.other.kotlin
    - match: '\{'
      push:
        - match: '\}'
          pop: true
        - include: statements
  parameters:
    - match: (:)
      captures:
        1: keyword.operator.declaration.kotlin
      push:
        - match: (?=,|\)|=)
          pop: true
        - include: types
    - match: (=)
      captures:
        1: keyword.operator.declaration.kotlin
      push:
        - match: (?=,|\))
          pop: true
        - include: expressions
    - include: keywords
    - match: \w+
      scope: variable.parameter.function.kotlin
  statements:
    - include: namespaces
    - include: typedefs
    - include: classes
    - include: functions
    - include: variables
    - include: getters-and-setters
    - include: expressions
  strings:
    - match: '"""'
      captures:
        0: punctuation.definition.string.begin.kotlin
      push:
        - meta_scope: string.quoted.third.kotlin
        - match: '"""'
          captures:
            0: punctuation.definition.string.end.kotlin
          pop: true
        - match: '(\$\w+|\$\{[^\}]+\})'
          scope: variable.parameter.template.kotlin
        - match: \\.
          scope: constant.character.escape.kotlin
    - match: '"'
      captures:
        0: punctuation.definition.string.begin.kotlin
      push:
        - meta_scope: string.quoted.double.kotlin
        - match: '"'
          captures:
            0: punctuation.definition.string.end.kotlin
          pop: true
        - match: '(\$\w+|\$\{[^\}]+\})'
          scope: variable.parameter.template.kotlin
        - match: \\.
          scope: constant.character.escape.kotlin
    - match: "'"
      captures:
        0: punctuation.definition.string.begin.kotlin
      push:
        - meta_scope: string.quoted.single.kotlin
        - match: "'"
          captures:
            0: punctuation.definition.string.end.kotlin
          pop: true
        - match: \\.
          scope: constant.character.escape.kotlin
    - match: "`"
      captures:
        0: punctuation.definition.string.begin.kotlin
      push:
        - meta_scope: string.quoted.single.kotlin
        - match: "`"
          captures:
            0: punctuation.definition.string.end.kotlin
          pop: true
  typedefs:
    - match: (?=\s*(?:type))
      push:
        - match: (?=$)
          pop: true
        - match: \b(type)\b
          scope: keyword.other.kotlin
        - match: <
          push:
            - match: ">"
              pop: true
            - include: generics
        - include: expressions
  types:
    - match: \b(Any|Unit|String|Int|Boolean|Char|Long|Double|Float|Short|Byte|dynamic)\b
      scope: storage.type.buildin.kotlin
    - match: \b(IntArray|BooleanArray|CharArray|LongArray|DoubleArray|FloatArray|ShortArray|ByteArray)\b
      scope: storage.type.buildin.array.kotlin
    - match: \b(Array|List|Map)<\b
      captures:
        1: storage.type.buildin.collection.kotlin
      push:
        - match: ">"
          pop: true
        - include: types
        - include: keywords
    - match: \w+<
      push:
        - match: ">"
          pop: true
        - include: types
        - include: keywords
    - match: (#)\(
      captures:
        1: keyword.operator.tuple.kotlin
      push:
        - match: \)
          pop: true
        - include: expressions
    - match: '\{'
      push:
        - match: '\}'
          pop: true
        - include: statements
    - match: \(
      push:
        - match: \)
          pop: true
        - include: types
    - match: (->)
      scope: keyword.operator.declaration.kotlin
  variables:
    - match: (?=\s*(?:var|val))
      push:
        - match: (?=:|=|$)
          pop: true
        - match: \b(var|val)\b
          captures:
            1: keyword.other.kotlin
          push:
            - match: (?=:|=|$)
              pop: true
            - match: <
              push:
                - match: ">"
                  pop: true
                - include: generics
            - match: '([\.<\?>\w]+\.)?(\w+)'
              captures:
                2: entity.name.variable.kotlin
        - match: (:)
          captures:
            1: keyword.operator.declaration.kotlin
          push:
            - match: (?==|$)
              pop: true
            - include: types
            - include: getters-and-setters
        - match: (=)
          captures:
            1: keyword.operator.assignment.kotlin
          push:
            - match: (?=$)
              pop: true
            - include: expressions
            - include: getters-and-setters