Class: Super::Schema::Fields

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/super/schema.rb

Overview

This class can be thought of as a Hash, where the keys usually refer to the model's column name and the value refers to the column type. Note though that this isn't always the case—different SchemaTypes can do whatever makes sense in their context

Instance Method Summary collapse

Constructor Details

#initialize(transform_value_on_set: nil) ⇒ Fields

Returns a new instance of Fields.



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# File 'lib/super/schema.rb', line 17

def initialize(transform_value_on_set: nil)
  @backing = {}
  @transform_value_on_set = transform_value_on_set
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/super/schema.rb', line 22

def [](key)
  @backing[key]
end

#[]=(key, value) ⇒ Object 



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# File 'lib/super/schema.rb', line 26

def []=(key, value)
  @backing[key] =
    if @transform_value_on_set
      @transform_value_on_set.call(value)
    else
      value
    end
end

#delete(key) ⇒ Object 



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# File 'lib/super/schema.rb', line 51

def delete(key)
  @backing.delete(key)
end

#each(&block) ⇒ Object 



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# File 'lib/super/schema.rb', line 43

def each(&block)
  if block
    return @backing.each(&block)
  end

  enum_for(:each)
end

#keys ⇒ Object 



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# File 'lib/super/schema.rb', line 35

def keys
  @backing.keys
end

#nested ⇒ Object 



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# File 'lib/super/schema.rb', line 63

def nested
  outside = @backing
  inside = {}
  @backing = inside
  yield
  inside
ensure
  @backing = outside
  inside
end

#replace(other) ⇒ Object 



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# File 'lib/super/schema.rb', line 55

def replace(other)
  @backing = other
end

#to_h ⇒ Object 



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# File 'lib/super/schema.rb', line 59

def to_h
  @backing
end

#values ⇒ Object 



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# File 'lib/super/schema.rb', line 39

def values
  @backing.values
end