Class: Chef::Attribute::Validator::Check::Present

Inherits:
Chef::Attribute::Validator::Check show all
Defined in:
lib/chef-attribute-validator/checks/present.rb

Instance Attribute Summary

Attributes inherited from Chef::Attribute::Validator::Check

#check_arg, #path_spec, #rule_name

Instance Method Summary collapse

Methods inherited from Chef::Attribute::Validator::Check

#initialize, list_check_types, make

Constructor Details

This class inherits a constructor from Chef::Attribute::Validator::Check

Instance Method Details

#check(attrset) ⇒ Object 



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# File 'lib/chef-attribute-validator/checks/present.rb', line 15

def check(attrset)
  violations = []
  if check_arg 
    # OK, presence is required - violate if attrset is empty
    if attrset.empty?
      violations.push Chef::Attribute::Validator::Violation.new(rule_name, path_spec, "No attributes exist for path '#{path_spec}', but this rule says its presence is required.")
    end
  else
    # Presence is taboo.  Violate on each extant attr
    attrset.each do |path, value|
      violations.push Chef::Attribute::Validator::Violation.new(rule_name, path, "This rule bans the presense of this attribute, but it exists (regardless of value).")
    end
  end
  violations
end

#validate_check_arg ⇒ Object 



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# File 'lib/chef-attribute-validator/checks/present.rb', line 9

def validate_check_arg
  unless check_arg.kind_of?(TrueClass) || check_arg.kind_of?(FalseClass)
    raise "Bad 'present' check argument '#{check_arg}' for rule '#{rule_name}' - expected one of true,false"
  end
end