Prism::ParseResult

This is a result specific to the parse and parse_file methods.

Attributes

value

Read

The syntax tree that was parsed from the source code.

Class Methods

new(value, comments, magic_comments, data_loc, errors, warnings, source)

          # File tmp/rubies/ruby-4.0.0/lib/prism/parse_result.rb, line 740
def initialize(value, comments, magic_comments, data_loc, errors, warnings, source)
  @value = value
  super(comments, magic_comments, data_loc, errors, warnings, source)
end

Create a new parse result object with the given values.

Instance Methods

attach_comments!

4.0 View on GitHub

          # File tmp/rubies/ruby-4.0.0/lib/prism/parse_result.rb, line 751
def attach_comments!
  Comments.new(self).attach! # steep:ignore
end

Attach the list of comments to their respective locations in the tree.

deconstruct_keys(keys)

4.0 View on GitHub

          # File tmp/rubies/ruby-4.0.0/lib/prism/parse_result.rb, line 746
def deconstruct_keys(keys)
  super.merge!(value: value)
end

Implement the hash pattern matching interface for ParseResult.

errors_format

4.0 View on GitHub

          # File tmp/rubies/ruby-4.0.0/lib/prism/parse_result.rb, line 763
def errors_format
  Errors.new(self).format
end

Returns a string representation of the syntax tree with the errors displayed inline.

mark_newlines!

4.0 View on GitHub

          # File tmp/rubies/ruby-4.0.0/lib/prism/parse_result.rb, line 757
def mark_newlines!
  value.accept(Newlines.new(source.offsets.size)) # steep:ignore
end

Walk the tree and mark nodes that are on a new line, loosely emulating the behavior of CRuby’s :line tracepoint event.