Class: DatadogExporter::Monitors::Utilities::TemplateManager::StringToPlaceholder

Inherits:
Object
  • Object
show all
Defined in:
lib/datadog_exporter/monitors/utilities/template_manager.rb

Overview

This class replaces the matching text with a placeholder

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(original_string, placeholders) ⇒ StringToPlaceholder

Returns a new instance of StringToPlaceholder.



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# File 'lib/datadog_exporter/monitors/utilities/template_manager.rb', line 12

def initialize(original_string, placeholders)
  @original_string = original_string
  @placeholders = placeholders
end

Instance Attribute Details

#original_string ⇒ Object (readonly)

Returns the value of attribute original_string.



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# File 'lib/datadog_exporter/monitors/utilities/template_manager.rb', line 10

def original_string
  @original_string
end

#placeholders ⇒ Object (readonly)

Returns the value of attribute placeholders.



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# File 'lib/datadog_exporter/monitors/utilities/template_manager.rb', line 10

def placeholders
  @placeholders
end

Instance Method Details

#replace ⇒ Object 



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# File 'lib/datadog_exporter/monitors/utilities/template_manager.rb', line 17

def replace
  replaced_string = original_string.dup

  placeholders.each do |placeholder_name, matching_text|
    raise "Unknown placeholder value for #{placeholder_name}" if matching_text == ""

    placeholder = "#{placeholder_name}_placeholder"
    original_string.include?(matching_text) &&
      replaced_string.gsub!(matching_text, placeholder)
  end

  replaced_string
end