class Eqn::Parser
Primary parser class to convert a string equation to a tree of nodes.
Public Class Methods
parse(equation)
click to toggle source
# File lib/eqn/parser.rb, line 5 def parse(equation) parser = EqnParser.new # Pass the equation over to the parser instance. root_node = parser.parse(equation) # Raise any errors. raise ParseError, "Parse error at offset: #{parser.index} -- #{parser.failure_reason}" if root_node.nil? # Remove extraneous nodes and return tree. root_node.clean_tree! root_node end