Waddle_Language/grammar/operations/expressions.bnf

<expression> ::= <optional_whitespace>
                (
                    <my_identifier>
                   | <literal>
                   | <object_method_call>
                   | <constant_declaration>
                   | <type_conversion_expression>
                   | "(" <expression> ")"
                   | <lambda_declaration>
                )
                <optional_whitespace>

<type_conversion_expression> ::= <my_identifier> ".as(" <optional_whitespace> <type> <optional_whitespace> ")"

<boolean_expression> ::=
    <optional_whitespace>
    (
    <boolean_literal>
    | "(" <boolean_expression> ")"
    | <my_identifier> ".eq(" <expression> ")"
    | <my_identifier> ".is(" <expression> ")"
    | <my_identifier> ".not(" <expression> ")"
    | <my_identifier> ".gt(" <expression> ")"
    | <my_identifier> ".lt(" <expression> ")"
    | <my_identifier> ".gte(" <expression> ")"
    | <my_identifier> ".lte(" <expression> ")"
    | <my_identifier> ".and(" <boolean_expression> ")"
    | <my_identifier> ".or(" <boolean_expression> ")"
    | <boolean_type_keyword> ".and(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".or(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".not(" <boolean_expression> ")"
    | <boolean_type_keyword> ".eq(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".is(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".gt(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".lt(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".gte(" <boolean_expression> "," <boolean_expression> ")"
    | <boolean_type_keyword> ".lte(" <boolean_expression> "," <boolean_expression> ")"
    )
    <optional_whitespace>