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Class: ActionView::Template::Handlers::ERB

Relationships & Source Files
Inherits: Object
Defined in: actionview/lib/action_view/template/handlers/erb.rb

Constant Summary

Class Attribute Summary

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Class Attribute Details

.erb_implementation (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 83

class_attribute :erb_implementation

.erb_implementation?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 83

class_attribute :erb_implementation

.erb_trim_mode (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 79

class_attribute :erb_trim_mode

.erb_trim_mode?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 79

class_attribute :erb_trim_mode

.escape_whitelist (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 87

class_attribute :escape_whitelist

.escape_whitelist?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 87

class_attribute :escape_whitelist

Class Method Details

.call(template)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 92

def self.call(template)
  new.call(template)
end

Instance Attribute Details

#erb_implementation (rw)

[ GitHub ]

  
# File 'actionview/lib/action_view/template/handlers/erb.rb', line 83

class_attribute :erb_implementation

#erb_implementation?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 83

class_attribute :erb_implementation

#erb_trim_mode (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 79

class_attribute :erb_trim_mode

#erb_trim_mode?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 79

class_attribute :erb_trim_mode

#escape_whitelist (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 87

class_attribute :escape_whitelist

#escape_whitelist?Boolean (rw)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 87

class_attribute :escape_whitelist

#handles_encoding?Boolean (readonly)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 100

def handles_encoding?
  true
end

#supports_streaming?Boolean (readonly)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 96

def supports_streaming?
  true
end

Instance Method Details

#call(template)

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# File 'actionview/lib/action_view/template/handlers/erb.rb', line 104

def call(template)
  # First, convert to BINARY, so in case the encoding is
  # wrong, we can still find an encoding tag
  # (<%# encoding %>) inside the String using a regular
  # expression
  template_source = template.source.dup.force_encoding(Encoding::ASCII_8BIT)

  erb = template_source.gsub(ENCODING_TAG, '')
  encoding = $2

  erb.force_encoding valid_encoding(template.source.dup, encoding)

  # Always make sure we return a String in the default_internal
  erb.encode!

  self.class.erb_implementation.new(
    erb,
    :escape => (self.class.escape_whitelist.include? template.type),
    :trim => (self.class.erb_trim_mode == "-")
  ).src
end