class Pantograph::Actions::ErbAction
Public Class Methods
available_options()
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# File pantograph/lib/pantograph/actions/erb.rb, line 27 def self.available_options [ PantographCore::ConfigItem.new(key: :template, short_option: '-T', env_name: 'ERB_SRC', description: 'ERB Template File', optional: false, type: String), PantographCore::ConfigItem.new(key: :destination, short_option: '-D', env_name: 'ERB_DST', description: 'Destination file', optional: true, type: String), PantographCore::ConfigItem.new(key: :placeholders, short_option: '-p', env_name: 'ERB_PLACEHOLDERS', description: 'Placeholders given as a hash', default_value: {}, is_string: false, type: Hash) ] end
category()
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# File pantograph/lib/pantograph/actions/erb.rb, line 79 def self.category :misc end
description()
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@!group Documentation
# File pantograph/lib/pantograph/actions/erb.rb, line 16 def self.description 'Allows to Generate output files based on ERB templates' end
details()
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# File pantograph/lib/pantograph/actions/erb.rb, line 20 def self.details [ 'Renders an ERB template with `:placeholders` given as a hash via parameter.', 'If no `:destination` is set, it returns the rendered template as string.' ].join("\n") end
example_code()
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# File pantograph/lib/pantograph/actions/erb.rb, line 57 def self.example_code [ '# Example `erb` template: # Variable1 <%= var1 %> # Variable2 <%= var2 %> # <% for item in var3 %> # <%= item %> # <% end %> erb( template: "1.erb", destination: "/tmp/rendered.out", placeholders: { :var1 => 123, :var2 => "string", :var3 => ["element1", "element2"] } )' ] end
is_supported?(platform)
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# File pantograph/lib/pantograph/actions/erb.rb, line 83 def self.is_supported?(platform) true end
run(params)
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# File pantograph/lib/pantograph/actions/erb.rb, line 4 def self.run(params) template = File.read(params[:template]) result = ERB.new(template).result(OpenStruct.new(params[:placeholders]).instance_eval { binding }) File.open(params[:destination], 'w') { |file| file.write(result) } if params[:destination] UI.message("Successfully parsed template: '#{params[:template]}' and rendered output to: #{params[:destination]}") if params[:destination] result end