module Aws::Endpoints::Templater
This class is deprecated. It is used by the Runtime endpoint resolution approach. It has been replaced by a code generated approach in each service gem. It can be removed in a new major version. It has to exist because old service gems can use a new core version. @api private
Public Class Methods
resolve(string, parameters, assigns)
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# File lib/aws-sdk-core/endpoints/templater.rb, line 15 def resolve(string, parameters, assigns) # scans for strings in curly brackets {} string.scan(/\{.+?\}/).each do |capture| value = capture[1..-2] # strips curly brackets string = string.gsub(capture, replace(value, parameters, assigns)) end string end
Private Class Methods
extract_value(key, parameters, assigns)
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Checks both parameters and assigns hash for the referenced value
# File lib/aws-sdk-core/endpoints/templater.rb, line 45 def extract_value(key, parameters, assigns) if assigns.key?(key) assigns[key] elsif parameters.class.singleton_class::PARAM_MAP.key?(key) member_name = parameters.class.singleton_class::PARAM_MAP[key] parameters[member_name] else raise "Templatable value not found: #{key}" end end
replace(capture, parameters, assigns)
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Replaces the captured value with values from parameters or assign
# File lib/aws-sdk-core/endpoints/templater.rb, line 27 def replace(capture, parameters, assigns) # Pound sigil is used for getAttr calls indexes = capture.split('#') # no sigil found, just do substitution if indexes.size == 1 extract_value(capture, parameters, assigns) # sigil was found, need to call getAttr elsif indexes.size == 2 ref, property = indexes param = extract_value(ref, parameters, assigns) Matchers.attr(param, property) else raise "Invalid templatable value: #{capture}" end end