%YAML 1.2
---
name: PowerShell
file_extensions:
  - ps1
  - psm1
  - psd1
scope: source.powershell
contexts:
  main:
    - include: comments
    - include: strings
    - match: '\$(\w+)' 
      scope: variable.other.readwrite.powershell
    - match: '\b(function|param|begin|process|end|if|elseif|else|switch|for|foreach|while|do|return|break|continue|trap|throw|try|catch|finally)\b'
      scope: keyword.control.powershell
    - match: '-[A-Za-z][A-Za-z0-9-]*'
      scope: variable.parameter.powershell

  comments:
    - match: '#.*$'
      scope: comment.line.number-sign.powershell

  strings:
    - match: '"'
      scope: punctuation.definition.string.begin.powershell
      push:
        - meta_scope: string.quoted.double.powershell
        - match: '"'
          scope: punctuation.definition.string.end.powershell
          pop: true
        - match: '`.'
          scope: constant.character.escape.powershell
    - match: "'"
      scope: punctuation.definition.string.begin.powershell
      push:
        - meta_scope: string.quoted.single.powershell
        - match: "'"
          scope: punctuation.definition.string.end.powershell
          pop: true