Class: Cask::CaskLoader::FromContentLoader Private

Inherits:
AbstractContentLoader show all
Defined in:
cask/cask_loader.rb

Overview

This class is part of a private API. This class may only be used in the Homebrew/brew repository. Third parties should avoid using this class if possible, as it may be removed or changed without warning.

Loads a cask from a string.

Instance Attribute Summary

Attributes inherited from AbstractContentLoader

#content, #tap

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(content, tap: nil) ⇒ FromContentLoader

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns a new instance of FromContentLoader.



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# File 'cask/cask_loader.rb', line 67

def initialize(content, tap: nil)
  super()

  @content = content.force_encoding("UTF-8")
  @tap = tap
end

Class Method Details

.can_load?(ref) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


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# File 'cask/cask_loader.rb', line 51

def self.can_load?(ref)
  return false unless ref.respond_to?(:to_str)

  content = ref.to_str

  # Cache compiled regex
  @regex ||= begin
    token  = /(?:"[^"]*"|'[^']*')/
    curly  = /\(\s*#{token.source}\s*\)\s*\{.*\}/
    do_end = /\s+#{token.source}\s+do(?:\s*;\s*|\s+).*end/
    /\A\s*cask(?:#{curly.source}|#{do_end.source})\s*\Z/m
  end

  content.match?(@regex)
end

Instance Method Details

#load(config:) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



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# File 'cask/cask_loader.rb', line 74

def load(config:)
  @config = config

  instance_eval(content, __FILE__, __LINE__)
end