Class: Lutaml::Xml::Decisions::DecisionRule Abstract

Inherits:

Object

• Object
• Lutaml::Xml::Decisions::DecisionRule

Defined in:

lib/lutaml/xml/decisions/decision_rule.rb

Overview

This class is abstract.

Subclass and implement #applies? and #decide

Abstract base class for namespace decision rules

Each rule encapsulates ONE decision criterion. Rules are evaluated in priority order. First rule that applies determines the decision.

Direct Known Subclasses

Rules::AttributeUsageRule, Rules::DefaultPreferenceRule, Rules::ElementFormDefaultRule, Rules::ElementFormDefaultUnqualifiedRule, Rules::ElementFormOptionRule, Rules::ExplicitOptionRule, Rules::FormatPreservationRule, Rules::HoistedOnParentRule, Rules::InheritFromParentRule, Rules::InheritParentPrefixRule, Rules::NamespaceScopeRule, Rules::ReuseParentPrefixRule, Rules::UsedPrefixRule

Instance Method Summary

• #<=>(other) ⇒ Integer

  Compare rules by priority (for sorting).

• #applies?(context) ⇒ Boolean

  Check if this rule applies to the given context.

• #decide(context) ⇒ Decision

  Make the decision for this rule.

• #name ⇒ String

  Human-readable name of this rule.

• #priority ⇒ Integer

  Get the priority of this rule (lower = higher priority).

Instance Method Details

#<=>(other) ⇒ Integer

Compare rules by priority (for sorting)

Parameters:

• other (DecisionRule) —

  Another rule

Returns:

• (Integer) —

  -1, 0, or 1

# File 'lib/lutaml/xml/decisions/decision_rule.rb', line 48

def <=>(other)
  priority <=> other.priority
end

#applies?(context) ⇒ Boolean

Check if this rule applies to the given context

Parameters:

• context (DecisionContext) —

  The decision context

Returns:

• (Boolean) —

  true if this rule should be applied

Raises:

• (NotImplementedError)

# File 'lib/lutaml/xml/decisions/decision_rule.rb', line 18

def applies?(context)
  raise NotImplementedError, "#{self.class} must implement #applies?"
end

#decide(context) ⇒ Decision

Make the decision for this rule

Parameters:

• context (DecisionContext) —

  The decision context

Returns:

• (Decision) —

  The decision

Raises:

• (NotImplementedError)

# File 'lib/lutaml/xml/decisions/decision_rule.rb', line 26

def decide(context)
  raise NotImplementedError, "#{self.class} must implement #decide"
end

#name ⇒ String

Human-readable name of this rule

Returns:

• (String)

# File 'lib/lutaml/xml/decisions/decision_rule.rb', line 40

def name
  self.class.name.split("::").last
end

#priority ⇒ Integer

Get the priority of this rule (lower = higher priority)

Returns:

• (Integer) —

  Priority (0-10)

Raises:

• (NotImplementedError)

# File 'lib/lutaml/xml/decisions/decision_rule.rb', line 33

def priority
  raise NotImplementedError, "#{self.class} must implement #priority"
end