Class: Peruby::Op::Base

Inherits:

Object

• Object
• Peruby::Op::Base

Defined in:

lib/peruby/op.rb

Overview

Base evaluation protocol. Context is one of :scalar, :list, or :void.

Direct Known Subclasses

AnonSub, ArrayLiteral, Assign, BareBlock, Binary, Bind, Bless, Builtin, CFor, Call, CodeCall, Compiled, Conditional, ConstantDef, Declare, DeclareList, Delete, Dereference, DereferenceExpression, Element, Eval, Exists, FileTest, ForEach, GlobalDeclare, Goto, Group, HashLiteral, List, Literal, Local, LoopJump, Map, Match, MethodCall, ModifierFor, PackageBlock, PackageSwitch, Postfix, Prefix, Print, Printf, Push, Readline, ReadlineCondition, RefKind, RegexpLiteral, Require, Return, Say, Sequence, Sort, Split, State, SubDef, Substitute, Ternary, Transliterate, Unary, Undef, Use, Variable, While

Instance Method Summary

• #argument_cells(env) ⇒ Object
• #local_slot(_env) ⇒ Object
• #lvalue(_env, _context) ⇒ Object
• #run(_env, _context) ⇒ Object
• #run_subroutine(env, context) ⇒ Object
• #to_callable ⇒ Object
• #warning_directive? ⇒ Boolean

Instance Method Details

#argument_cells(env) ⇒ Object

# File 'lib/peruby/op.rb', line 20

def argument_cells(env)
  run(env, :list)
end

#local_slot(_env) ⇒ Object

Raises:

• (PerlError)

# File 'lib/peruby/op.rb', line 16

def local_slot(_env)
  raise PerlError, "Can't localize #{self.class}"
end

#lvalue(_env, _context) ⇒ Object

Raises:

• (PerlError)

# File 'lib/peruby/op.rb', line 12

def lvalue(_env, _context)
  raise PerlError, "Can't modify #{self.class} in assignment"
end

#run(_env, _context) ⇒ Object

Raises:

• (NotImplementedError)

# File 'lib/peruby/op.rb', line 8

def run(_env, _context)
  raise NotImplementedError
end

#run_subroutine(env, context) ⇒ Object

# File 'lib/peruby/op.rb', line 28

def run_subroutine(env, context)
  catch(:peruby_return) { run(env, context) }
end

#to_callable ⇒ Object

# File 'lib/peruby/op.rb', line 24

def to_callable
  ->(env, context) { run(env, context) }
end

#warning_directive? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/peruby/op.rb', line 32

def warning_directive? = false