Class: MiniRuby::AST::AssignmentExpressionNode

Inherits:
ExpressionNode show all
Defined in:
lib/miniruby/ast.rb

Overview

Represents an assignment expression like ‘a = 5`, `b = 2 + 5 * 5`

Instance Attribute Summary collapse

Attributes inherited from Node

#span

Instance Method Summary collapse

Constructor Details

#initialize(target:, value:, span: Span::ZERO) ⇒ AssignmentExpressionNode

: (target: ExpressionNode, value: ExpressionNode, ?span: Span) -> void



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# File 'lib/miniruby/ast.rb', line 343

def initialize(target:, value:, span: Span::ZERO)
  @span = span
  @target = target
  @value = value
end

Instance Attribute Details

#target ⇒ Object (readonly)

: ExpressionNode



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# File 'lib/miniruby/ast.rb', line 337

def target
  @target
end

#value ⇒ Object (readonly)

: ExpressionNode



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# File 'lib/miniruby/ast.rb', line 340

def value
  @value
end

Instance Method Details

#==(other) ⇒ Object

: (Object other) -> bool



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# File 'lib/miniruby/ast.rb', line 350

def ==(other)
  return false unless other.is_a?(AssignmentExpressionNode)

  @target == other.target &&
    @value == other.value
end

#inspect(indent = 0) ⇒ Object

: (?Integer indent) -> String



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# File 'lib/miniruby/ast.rb', line 365

def inspect(indent = 0)
  buff = String.new
  buff << "#{INDENT_UNIT * indent}(assignment"

  buff << "\n" << @target.inspect(indent + 1)
  buff << "\n" << @value.inspect(indent + 1)

  buff << ')'
  buff
end

#to_s(indent = 0) ⇒ Object

: (?Integer indent) -> String



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# File 'lib/miniruby/ast.rb', line 359

def to_s(indent = 0)
  "#{INDENT_UNIT * indent}#{@target} = #{@value}"
end