class Prism::RescueModifierNode

Represents an expression modified with a rescue.

foo rescue nil
^^^^^^^^^^^^^^

Public Class Methods

new (source, node_id, location, flags, expression, keyword_loc, rescue_expression)

(Source source, Integer node_id, Location location, Integer flags, Prism::node expression, Location keyword_loc, Prism::node rescue_expression) → void

Source

# File lib/prism/node.rb, line 26835
def initialize(source, node_id, location, flags, expression, keyword_loc, rescue_expression)
  @source = source
  @node_id = node_id
  @location = location
  @flags = flags
  @expression = expression
  @keyword_loc = keyword_loc
  @rescue_expression = rescue_expression
end

Initialize a new RescueModifierNode node.

Public Instance Methods

expression → Node

() → Prism::node

Source

# File lib/prism/node.rb, line 26939
def expression
  @expression
end

Returns the expression attribute.

rescue_expression → Node

() → Prism::node

Source

# File lib/prism/node.rb, line 26971
def rescue_expression
  @rescue_expression
end

Returns the rescue_expression attribute.

Locations

Public Instance Methods

keyword_loc → Location

() → Location

Source

# File lib/prism/node.rb, line 26950
def keyword_loc
  location = @keyword_loc
  return location if location.is_a?(Location)
  @keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF)
end

Returns the Location represented by keyword_loc.

Node Interface

These methods are present on all subclasses of Node. Read the node interface docs for more information.

Public Class Methods

type ()

() → :rescue_modifier_node

Source

# File lib/prism/node.rb, line 26922
def self.type
  :rescue_modifier_node
end

See Node.type.

Public Instance Methods

accept (visitor)

(_Visitor visitor) → untyped

Source

# File lib/prism/node.rb, line 26859
def accept(visitor)
  visitor.visit_rescue_modifier_node(self)
end

See Node.accept.

child_nodes ()

() → Array[node?]

Source

# File lib/prism/node.rb, line 26866
def child_nodes
  [expression, rescue_expression]
end

See Node.child_nodes.

Also aliased as: deconstruct

comment_targets ()

() → Array[node | Location]

Source

# File lib/prism/node.rb, line 26891
def comment_targets
  [expression, keyword_loc, rescue_expression] #: Array[Prism::node | Location]
end

See Node.comment_targets.

compact_child_nodes ()

() → Array[node]

Source

# File lib/prism/node.rb, line 26884
def compact_child_nodes
  [expression, rescue_expression]
end

See Node.compact_child_nodes.

copy(**fields) → RescueModifierNode

(?node_id: Integer, ?location: Location, ?flags: Integer, ?expression: Prism::node, ?keyword_loc: Location, ?rescue_expression: Prism::node) → RescueModifierNode

Source

# File lib/prism/node.rb, line 26901
def copy(node_id: self.node_id, location: self.location, flags: self.flags, expression: self.expression, keyword_loc: self.keyword_loc, rescue_expression: self.rescue_expression)
  RescueModifierNode.new(source, node_id, location, flags, expression, keyword_loc, rescue_expression)
end

Creates a copy of self with the given fields, using self as the template.

deconstruct ()

() → Array[node?]

Alias for: child_nodes

each_child_node () { |expression| ... }

() → Enumerator[node, void]
() { (node) → void } → void

Source

# File lib/prism/node.rb, line 26874
def each_child_node(&blk)
  return to_enum(:each_child_node) unless block_given?

  yield expression
  yield rescue_expression
end

See Node.each_child_node.

type ()

() → :rescue_modifier_node

Source

# File lib/prism/node.rb, line 26915
def type
  :rescue_modifier_node
end

See Node#type.

Repository

Methods related to Relocation.

Public Instance Methods

save_keyword_loc (repository)

(_Repository repository) → Relocation::Entry

Source

# File lib/prism/node.rb, line 26961
def save_keyword_loc(repository)
  repository.enter(node_id, :keyword_loc)
end

Save the keyword_loc location using the given saved source so that it can be retrieved later.

Slicing

Public Instance Methods

keyword → String

() → String

Source

# File lib/prism/node.rb, line 26983
def keyword
  keyword_loc.slice
end

Slice the location of keyword_loc from the source.