Class: Lich::Gemstone::PlaceholderTemplate

Inherits:
Object
  • Object
show all
Defined in:
documented/gemstone/creature.rb

Overview

Template string with placeholder substitution

Supports placeholders like Pronoun, direction, weapon that can be replaced with actual values or matched against game text. Implements regex caching for efficient repeated matching.

Instance Method Summary collapse

Constructor Details

#initialize(template, placeholders = {}) ⇒ PlaceholderTemplate

Initialize a placeholder template

Parameters:

  • template (String) —

    Template string with placeholder markers

  • placeholders (Hash) (defaults to: {}) —

    Map of placeholder names to possible values



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# File 'documented/gemstone/creature.rb', line 857

def initialize(template, placeholders = {})
  @template = template
  @placeholders = placeholders
  @regex_cache = {}
end

Instance Method Details

#placeholders ⇒ Object 



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# File 'documented/gemstone/creature.rb', line 867

def placeholders
  @placeholders
end

#template ⇒ Object 



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# File 'documented/gemstone/creature.rb', line 863

def template
  @template
end

#to_display(subs = {}) ⇒ Object 



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# File 'documented/gemstone/creature.rb', line 871

def to_display(subs = {})
  line = @template.dup
  @placeholders.each do |key, options|
    value = subs[key] || options.sample || ""
    line.gsub!("{#{key}}", value.to_s)
  end
  line
end

#to_regex(literals = {}) ⇒ Object 



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# File 'documented/gemstone/creature.rb', line 880

def to_regex(literals = {})
  # Use cache to avoid rebuilding regex on every call
  cache_key = literals.hash
  return @regex_cache[cache_key] if @regex_cache[cache_key]

  regex = if @template.is_a?(Array)
            regexes = @template.map { |t| self.class.new(t, @placeholders).to_regex(literals) }
            Regexp.union(*regexes)
          else
            build_regex(literals)
          end

  @regex_cache[cache_key] = regex
end