Radium.Formats.Condensed

Parser for condensed formula format (http:/en.wikipedia.orgwiki/Structural_formula#Condensed_formulas). . Formula can be entered as H2O, 2H2O, SO4+2 (Sulfate) or (CH3)2CO (Acetone)

Documentation

data Molecule a

Constructors

Ion (Molecule a) Int

Molecule [Molecule a] Int

Element a Int

Instances

Functor Molecule

Eq a => Eq (Molecule a)

Show a => Show (Molecule a)

readCondensed :: String -> SymbolMolecule

Parse formula

parseFormula "C2H4" `shouldBe` Molecule [Element "C" 2, Element "H", 4)]  

writeCondensed :: SymbolMolecule -> String

Write Molecule to string