class KubeDeployTools::Templater
Public Instance Methods
render_erb_with_hash(template, values)
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# File lib/kube_deploy_tools/templater.rb, line 16 def render_erb_with_hash(template, values) begin renderer = ERB.new(File.read(template), nil, '-') config = StrictHash.new(values) renderer.result(binding) rescue Exception => e raise "Error rendering template #{template} with #{config}: #{e}" end end
template(template, values)
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# File lib/kube_deploy_tools/templater.rb, line 10 def template(template, values) output = render_erb_with_hash template, values output end
template_to_file(template, values, maybeOutputFilepath = nil)
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# File lib/kube_deploy_tools/templater.rb, line 26 def template_to_file(template, values, maybeOutputFilepath = nil) raise "Expected template to be an existing file, received '#{template}'" unless File.file?(template) raise "Expected output filepath to be a new filepath, received '#{maybeOutputFilepath}'" if maybeOutputFilepath.present? && (File.file?(maybeOutputFilepath) || File.directory?(maybeOutputFilepath)) output = template(template, values) # If an output filepath is not given, print to stdout if !maybeOutputFilepath $stdout.puts output elsif output.present? # Save file if output is not blank. This will suppress output file # generation when using ERB early returns at the top of an ERB template: # <% return if ... %> FileUtils.mkdir_p(File.dirname(maybeOutputFilepath)) File.open(maybeOutputFilepath, "w") { |f| f << output } end end