class Cucumber::BooleanExpressionParser

• Cucumber::BooleanExpressionParser
• Reference
• Object

Defined in:

cucumber/boolean_expression_parser.cr

Constant Summary

ASSOC = {"or" => "left", "and" => "left", "not" => "right"}

PREC = {"(" => -2, ")" => -1, "or" => 0, "and" => 1, "not" => 2}

Constructors

• .new

Instance Method Summary

• #expression_stack : Array(Cucumber::BooleanExpression?)
• #infix : String
• #infix_to_tokens
• #is_op(token)
• #operations : Array(String | Symbol | Nil)
• #parse(infix : String)
• #peek
• #pop(arr : Array(Operation | Nil | Cucumber::BooleanExpression | Nil))
• #push_expr(token : String | Symbol | Nil) : Stack | Nil
• #reset

Constructor Detail

Instance Method Detail