Class: TreeHaver::Backends::Psych::Tree

Inherits:

TreeHaver::Base::Tree

• Object
• TreeHaver::Base::Tree
• TreeHaver::Backends::Psych::Tree

Defined in:

lib/tree_haver/backends/psych.rb

Overview

Psych tree wrapper

Wraps a Psych::Nodes::Stream to provide TreeHaver-compatible tree interface.

Instance Attribute Summary

• #inner_tree ⇒ ::Psych::Nodes::Stream readonly

  The underlying Psych stream.

Attributes inherited from TreeHaver::Base::Tree

#lines, #source

Instance Method Summary

• #initialize(stream, source) ⇒ Tree constructor

  Create a new tree wrapper.

• #inspect ⇒ Object

  Human-readable representation.

• #root_node ⇒ Node

  Get the root node.

Methods inherited from TreeHaver::Base::Tree

#comments, #edit, #errors, #has_error?, #warnings

Constructor Details

#initialize(stream, source) ⇒ Tree

Create a new tree wrapper

Parameters:

• stream (::Psych::Nodes::Stream) —

  Psych stream node

• source (String) —

  Original source

# File 'lib/tree_haver/backends/psych.rb', line 163

def initialize(stream, source)
  super(stream, source: source)
end

Instance Attribute Details

#inner_tree ⇒ ::Psych::Nodes::Stream (readonly)

Returns The underlying Psych stream.

Returns:

• (::Psych::Nodes::Stream) —

  The underlying Psych stream

# File 'lib/tree_haver/backends/psych.rb', line 157

def inner_tree
  @inner_tree
end

Instance Method Details

#inspect ⇒ Object

Human-readable representation

# File 'lib/tree_haver/backends/psych.rb', line 175

def inspect
  "#<TreeHaver::Backends::Psych::Tree documents=#{inner_tree.children&.size || 0}>"
end

#root_node ⇒ Node

Get the root node

Returns:

• (Node) —

  Root node

# File 'lib/tree_haver/backends/psych.rb', line 170

def root_node
  Node.new(inner_tree, source: source, lines: lines)
end