Class: JunglePath::Gen::SchemaTree::MatchColumns

Inherits:
Object
  • Object
show all
Defined in:
lib/jungle_path/gen/schema_tree/match_columns.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(columns) ⇒ MatchColumns

Returns a new instance of MatchColumns.



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# File 'lib/jungle_path/gen/schema_tree/match_columns.rb', line 6

def initialize columns
	@is_nil = false
	@hash = {}
	@regexes = []
	if columns
		if columns.class == Symbol
			@hash[columns] = true
		elsif columns.class == String
			@hash[columns.to_sym] = true
		elsif columns.class == Regexp
			@regexes << columns
		elsif columns.class == Array and columns.length > 0
			columns.each do |col|
				if col.class == Symbol
					@hash[col] = true
				elsif columns.class == String
					@hash[col.to_sym] = true
				elsif col.class == Regexp
					@regexes << col
				else
					throw "Invalid type for col array item: #{col.class}, value: #{col}."
				end
			end
		elsif columns.class == Array
			@is_nil = true
		else
			throw "Invalid type for columns parameter: #{columns.class}, value: #{columns}."
		end
	else
		@is_nil = true
	end
end

Instance Attribute Details

#is_nil ⇒ Object (readonly)

Returns the value of attribute is_nil.



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# File 'lib/jungle_path/gen/schema_tree/match_columns.rb', line 5

def is_nil
  @is_nil
end

Instance Method Details

#matched?(column_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/jungle_path/gen/schema_tree/match_columns.rb', line 39

def matched? column_name
	return true if @is_nil
	return true if @hash[column_name.to_sym]
	@regexes.each do |regx|
		return true if regx =~ column_name.to_s
	end
	false
end

#to_s ⇒ Object 



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# File 'lib/jungle_path/gen/schema_tree/match_columns.rb', line 48

def to_s
	"is_nil: #{@is_nil}, hash: #{@hash}, regexes: #{@regexes}."
end