Class: Metaractor::Errors

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/metaractor/errors.rb

Defined Under Namespace

Classes: Error

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Errors

Returns a new instance of Errors.



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# File 'lib/metaractor/errors.rb', line 66

def initialize
  @tree = Sycamore::Tree.new
end

Instance Method Details

#add(error: {}, errors: {}, object: nil) ⇒ Object 



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# File 'lib/metaractor/errors.rb', line 72

def add(error: {}, errors: {}, object: nil)
  trees = []
  [error, errors].each do |h|
    tree = nil
    tree = if h.is_a? Metaractor::Errors
      Sycamore::Tree.from(h.instance_variable_get(:@tree))
    else
      Sycamore::Tree.from(normalize_error_hash(h))
    end

    unless tree.empty?
      if tree.nodes.any? { |node| tree.strict_leaf?(node) }
        raise ArgumentError, "Invalid hash!"
      end

      trees << tree
    end
  end

  trees.each do |tree|
    tree.each_path do |path|
      node = path.node
      unless node.is_a?(Error)
        node = Error.new(
          value: path.node,
          object: object
        )
      end

      @tree[path.parent] << node
    end
  end
  @tree.compact
end

#dig(*path) ⇒ Object Also known as: [] 



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# File 'lib/metaractor/errors.rb', line 127

def dig(*path)
  result = @tree.dig(*path)

  if result.strict_leaves?
    unwrapped_enum(result.nodes)
  else
    unwrapped_tree(result).to_h
  end
end

#full_messages(tree = @tree) ⇒ Object Also known as: to_a 



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# File 'lib/metaractor/errors.rb', line 107

def full_messages(tree = @tree)
  messages = []
  tree.each_path do |path|
    messages << message_from_path(path)
  end

  messages
end

#full_messages_for(*path) ⇒ Object 



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# File 'lib/metaractor/errors.rb', line 117

def full_messages_for(*path)
  child_tree = @tree.fetch_path(path)

  if child_tree.strict_leaves?
    child_tree = @tree.fetch_path(path[0..-2])
  end

  full_messages(child_tree)
end

#include?(*elements) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/metaractor/errors.rb', line 138

def include?(*elements)
  if elements.size == 1 &&
      elements.first.is_a?(Hash)
    unwrapped_tree.include?(*elements)
  elsif elements.all? { |e| e.is_a? String }
    full_messages.include?(*elements)
  else
    elements.all? do |element|
      @tree.include_path?(element)
    end
  end
end

#inspect ⇒ Object 



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# File 'lib/metaractor/errors.rb', line 172

def inspect
  str = "<##{self.class.name}: "

  if !empty?
    str << "Errors:\n"
    str << Metaractor.format_hash(to_h(unwrap: false))
    str << "\n"
  end

  str << ">"
  str
end

#slice(*paths) ⇒ Object 



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# File 'lib/metaractor/errors.rb', line 151

def slice(*paths)
  new_tree = Sycamore::Tree.new

  paths.each do |path|
    if @tree.include_path?(path)
      new_tree[path] = @tree[path].dup
    end
  end

  unwrapped_tree(new_tree).to_h
end

#to_h(unwrap: true) ⇒ Object Also known as: to_hash 



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# File 'lib/metaractor/errors.rb', line 163

def to_h(unwrap: true)
  if unwrap
    unwrapped_tree.to_h
  else
    @tree.to_h
  end
end