Sha256: 6659516f3e73d3d887c1d4fd3d45ab0485b4cf3c39f359b9cfa273a36701f392
Contents?: true
Size: 1.75 KB
Versions: 12
Compression:
Stored size: 1.75 KB
Contents
class Code
class Node
class If < Node
IF_KEYWORD = "if"
UNLESS_KEYWORD = "unless"
class Else
def initialize(else_parsed)
if else_parsed.key?(:operator)
@operator = else_parsed.fetch(:operator)
@statement =
::Code::Node::Statement.new(else_parsed.fetch(:statement))
end
@body = ::Code::Node::Code.new(else_parsed.fetch(:body))
end
attr_reader :operator, :body, :statement
end
def initialize(if_parsed)
@if_operator = if_parsed.fetch(:if_operator)
@if_statement =
::Code::Node::Statement.new(if_parsed.fetch(:if_statement))
@if_body = ::Code::Node::Code.new(if_parsed.fetch(:if_body))
@elses = if_parsed.fetch(:elses, [])
@elses.map! { |else_parsed| ::Code::Node::If::Else.new(else_parsed) }
end
def evaluate(**args)
if_object = @if_statement.evaluate(**args)
if @if_operator == IF_KEYWORD && if_object.truthy?
@if_body.evaluate(**args)
elsif @if_operator == UNLESS_KEYWORD && if_object.falsy?
@if_body.evaluate(**args)
else
@elses.each do |else_node|
if else_node.operator == IF_KEYWORD
else_object = else_node.statement.evaluate(**args)
return else_node.body.evaluate(**args) if else_object.truthy?
elsif else_node.operator == UNLESS_KEYWORD
else_object = else_node.statement.evaluate(**args)
return else_node.body.evaluate(**args) if else_object.falsy?
elsif else_node.operator.nil?
return else_node.body.evaluate(**args)
end
end
::Code::Object::Nothing.new
end
end
end
end
end
Version data entries
12 entries across 12 versions & 2 rubygems