Module: ParseJS::Visitor::ScopeManager

Included in:

AST::ProcessVariables

Defined in:

lib/parsejs/visitor.rb

Instance Method Summary

• #current_scope ⇒ Object
• #initialize ⇒ Object
• #push_child(scope) ⇒ Object
• #visit_FunctionDeclaration(decl) ⇒ Object
• #visit_Program(program) ⇒ Object

Instance Method Details

#current_scope ⇒ Object

# File 'lib/parsejs/visitor.rb', line 230

def current_scope
  @scopes.last
end

#initialize ⇒ Object

# File 'lib/parsejs/visitor.rb', line 225

def initialize(*)
  @scopes = []
  super
end

#push_child(scope) ⇒ Object

# File 'lib/parsejs/visitor.rb', line 234

def push_child(scope)
  current_scope.child_scopes ||= []
  current_scope.child_scopes << scope
  scope.parent_scope = current_scope
end

#visit_FunctionDeclaration(decl) ⇒ Object

# File 'lib/parsejs/visitor.rb', line 247

def visit_FunctionDeclaration(decl)
  push_child(decl)

  @scopes << decl
  ret = super
  @scopes.pop
  ret
end

#visit_Program(program) ⇒ Object

# File 'lib/parsejs/visitor.rb', line 240

def visit_Program(program)
  @scopes << program
  ret = super
  @scopes.pop
  ret
end