Class: Numeric

Inherits:
Object
  • Object
show all
Defined in:
lib/inflation/cpi.rb,
lib/inflation/inflation.rb

Constant Summary collapse

CPI = 
{
  '1800' => 51,
  '1801' => 50,
  '1802' => 43,
  '1803' => 45,
  '1804' => 45,
  '1805' => 45,
  '1806' => 47,
  '1807' => 44,
  '1808' => 48,
  '1809' => 47,
  '1810' => 47,
  '1811' => 50,
  '1812' => 51,
  '1813' => 58,
  '1814' => 63,
  '1815' => 55,
  '1816' => 51,
  '1817' => 48,
  '1818' => 46,
  '1819' => 46,
  '1820' => 42,
  '1821' => 40,
  '1822' => 40,
  '1823' => 36,
  '1824' => 33,
  '1825' => 34,
  '1826' => 34,
  '1827' => 34,
  '1828' => 33,
  '1829' => 32,
  '1830' => 32,
  '1831' => 32,
  '1832' => 30,
  '1833' => 29,
  '1834' => 30,
  '1835' => 31,
  '1836' => 33,
  '1837' => 34,
  '1838' => 32,
  '1839' => 32,
  '1840' => 30,
  '1841' => 31,
  '1842' => 29,
  '1843' => 28,
  '1844' => 28,
  '1845' => 28,
  '1846' => 27,
  '1847' => 28,
  '1848' => 26,
  '1849' => 25,
  '1850' => 25,
  '1851' => 25,
  '1852' => 25,
  '1853' => 25,
  '1854' => 27,
  '1855' => 28,
  '1856' => 27,
  '1857' => 28,
  '1858' => 26,
  '1859' => 27,
  '1860' => 27,
  '1861' => 27,
  '1862' => 30,
  '1863' => 37,
  '1864' => 47,
  '1865' => 46,
  '1866' => 44,
  '1867' => 42,
  '1868' => 40,
  '1869' => 40,
  '1870' => 38,
  '1871' => 36,
  '1872' => 36,
  '1873' => 36,
  '1874' => 34,
  '1875' => 33,
  '1876' => 32,
  '1877' => 32,
  '1878' => 29,
  '1879' => 28,
  '1880' => 29,
  '1881' => 29,
  '1882' => 29,
  '1883' => 28,
  '1884' => 27,
  '1885' => 27,
  '1886' => 27,
  '1887' => 27,
  '1888' => 27,
  '1889' => 27,
  '1890' => 27,
  '1891' => 27,
  '1892' => 27,
  '1893' => 27,
  '1894' => 26,
  '1895' => 25,
  '1896' => 25,
  '1897' => 25,
  '1898' => 25,
  '1899' => 25,
  '1900' => 25,
  '1901' => 25,
  '1902' => 26,
  '1903' => 27,
  '1904' => 27,
  '1905' => 27,
  '1906' => 27,
  '1907' => 28,
  '1908' => 27,
  '1909' => 27,
  '1910' => 28,
  '1911' => 28,
  '1912' => 29,
  '1913' => 29.7,
  '1914' => 30.1,
  '1915' => 30.4,
  '1916' => 32.7,
  '1917' => 38.5,
  '1918' => 45.2,
  '1919' => 52.1,
  '1920' => 60.2,
  '1921' => 53.6,
  '1922' => 50.3,
  '1923' => 51.2,
  '1924' => 51.5,
  '1925' => 52.7,
  '1926' => 53.2,
  '1927' => 52.2,
  '1928' => 51.6,
  '1929' => 51.6,
  '1930' => 50.2,
  '1931' => 45.7,
  '1932' => 41.0,
  '1933' => 38.9,
  '1934' => 40.2,
  '1935' => 41.2,
  '1936' => 41.7,
  '1937' => 43.2,
  '1938' => 42.3,
  '1939' => 41.8,
  '1940' => 42.1,
  '1941' => 44.2,
  '1942' => 49.1,
  '1943' => 52.0,
  '1944' => 52.9,
  '1945' => 54.1,
  '1946' => 58.6,
  '1947' => 67.1,
  '1948' => 72.2,
  '1949' => 71.5,
  '1950' => 72.3,
  '1951' => 78.0,
  '1952' => 79.8,
  '1953' => 80.4,
  '1954' => 80.7,
  '1955' => 80.5,
  '1956' => 81.7,
  '1957' => 84.4,
  '1958' => 86.7,
  '1959' => 87.6,
  '1960' => 88.9,
  '1961' => 89.8,
  '1962' => 90.9,
  '1963' => 92.0,
  '1964' => 93.2,
  '1965' => 94.7,
  '1966' => 97.5,
  '1967' => 100.2,
  '1968' => 104.5,
  '1969' => 110.2,
  '1970' => 116.7,
  '1971' => 121.7,
  '1972' => 125.7,
  '1973' => 133.4,
  '1974' => 148.2,
  '1975' => 161.7,
  '1976' => 171.0,
  '1977' => 182.1,
  '1978' => 196.0,
  '1979' => 218.1,
  '1980' => 247.6,
  '1981' => 273.2,
  '1982' => 290.0,
  '1983' => 299.3,
  '1984' => 312.2,
  '1985' => 323.2,
  '1986' => 329.4,
  '1987' => 341.4,
  '1988' => 355.4,
  '1989' => 372.5,
  '1990' => 392.6,
  '1991' => 409.3,
  '1992' => 421.7,
  '1993' => 434.1,
  '1994' => 445.4,
  '1995' => 457.9,
  '1996' => 471.3,
  '1997' => 482.4,
  '1998' => 489.8,
  '1999' => 500.6,
  '2000' => 517.5,
  '2001' => 532.1,
  '2002' => 540.5,
  '2003' => 552.8,
  '2004' => 567.6,
  '2005' => 586.9,
  '2006' => 605.8,
  '2007' => 623.1,
  '2008' => 647.0,
  '2009' => 644.7,
  '2010' => 655.3,
  '2011' => 676.0,
  '2012' => 687.5,
  '2013' => 687.5
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 32

def method_missing(method, *args, &block)
  if method =~ /^from_(\d*)$/
    self.send(:from, /^from_(\d*)$/.match(method)[1].to_i)
  elsif method =~ /^to_(\d*)$/
    self.send(:to, /^to_(\d*)$/.match(method)[1].to_i)
  else
    super
  end
end

Instance Attribute Details

#from_year_cpi ⇒ Object

Returns the value of attribute from_year_cpi.



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# File 'lib/inflation/inflation.rb', line 2

def from_year_cpi
  @from_year_cpi
end

#to_year_cpi ⇒ Object

Returns the value of attribute to_year_cpi.



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# File 'lib/inflation/inflation.rb', line 2

def to_year_cpi
  @to_year_cpi
end

Instance Method Details

#from(year = 1800) ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 12

def from(year=1800)
  @from_year_cpi = CPI[year.to_s]
  self
end

#from_now ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 17

def from_now
  @from_year_cpi = CPI[Time.now.year.to_s]
  self
end

#to(year = 2012) ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 22

def to(year=2012)
  @to_year_cpi = CPI[year.to_s]
  calculate_inflation
end

#to_now ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 27

def to_now
  @to_year_cpi = CPI[Time.now.year.to_s]
  calculate_inflation
end

#year? ⇒ Boolean 



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# File 'lib/inflation/inflation.rb', line 8

def year?
  CPI.keys.include?(self.to_s)
end

#years ⇒ Object 



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# File 'lib/inflation/inflation.rb', line 4

def years
  CPI.keys
end