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# frozen_string_literal: true
module MIKU::ToRuby
class Operator
attr_reader :priority
# notation = :infix :prefix :method
def initialize(name, priority:)
@name = -name.to_s
@priority = priority.to_i
end
def <=>(other)
@priority <=> other.to_i
end
def to_i
@priority
end
def to_s
@name
end
def to_str
@name
end
def inspect
"#<Operator:#{@name}>"
end
end
# 0 ::
OPERATOR_NAMESPACE = Operator.new('::', priority: 0)
# 1 []
OPERATOR_BRACKET = Operator.new('[]', priority: 1)
# 2 +(単項) ! ~
OPERATOR_UNARY_PLUS = Operator.new('+@', priority: 2)
OPERATOR_NOT = Operator.new('!', priority: 2)
OPERATOR_INVERT = Operator.new('~', priority: 2)
# 3 **
OPERATOR_POWER = Operator.new('**', priority: 3)
# 4 -(単項)
OPERATOR_UNARY_MINUS = Operator.new('-@', priority: 4)
# 5 * / %
OPERATOR_PRODUCT = Operator.new('*', priority: 5)
OPERATOR_DIVISION = Operator.new('/', priority: 5)
OPERATOR_MODULO = Operator.new('%', priority: 5)
# 6 + -
OPERATOR_ADDITION = Operator.new('+', priority: 6)
OPERATOR_SUBTRACTION = Operator.new('-', priority: 6)
# 7 << >>
OPERATOR_BITSHIFT_LEFT = Operator.new('<<', priority: 7)
OPERATOR_BITSHIFT_RIGHT = Operator.new('>>', priority: 7)
# 8 &
OPERATOR_BITWISE_AND = Operator.new('&', priority: 8)
# 9 | ^
OPERATOR_BITWISE_OR = Operator.new('|', priority: 9)
OPERATOR_BITWISE_XOR = Operator.new('^', priority: 9)
# 10 > >= < <=
OPERATOR_LESS_THAN = Operator.new('>', priority: 10)
OPERATOR_LESS_THAN_OR_EQUAL = Operator.new('>=', priority: 10)
OPERATOR_GREATER_THAN = Operator.new('<', priority: 10)
OPERATOR_GREATER_THAN_OR_EQUAL = Operator.new('<=', priority: 10)
# 11 <=> == === != =~ !~
OPERATOR_SPACESHIP = Operator.new('<=>', priority: 11)
OPERATOR_EQUAL = Operator.new('==', priority: 11)
OPERATOR_SAME = Operator.new('===', priority: 11)
OPERATOR_NOT_EQUAL = Operator.new('!=', priority: 11)
OPERATOR_MATCH = Operator.new('=~', priority: 11)
OPERATOR_NOT_MATCH = Operator.new('!~', priority: 11)
# 12 &&
OPERATOR_LOGICAL_AND = Operator.new('&&', priority: 12)
# 13 ||
OPERATOR_LOGICAL_OR = Operator.new('||', priority: 13)
# 14 .. ...
OPERATOR_RANGE = Operator.new('..', priority: 14)
OPERATOR_RANGE_EXCLUSIVE_END = Operator.new('...', priority: 14)
# 15 ?:(条件演算子)
OPERATOR_CONDITION = Operator.new('?:', priority: 15)
# 16 =(+=, -= ... )
# OPERATOR_ASSIGN_PLUS = Operator.new('+=', priority: 16)
# 17 not
OPERATOR_NOT_STRING = Operator.new('not', priority: 17)
# 18 and or
OPERATOR_AND_STRING = Operator.new('and', priority: 18)
OPERATOR_OR_STRING = Operator.new('or', priority: 18)
end
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