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Contents
# frozen_string_literal: true
module Synvert::Core::NodeQuery::Compiler
# Attribute is a pair of key, value and operator,
class Attribute
# Initialize a Attribute.
# @param key [String] the key
# @param value the value can be any class implement {Synvert::Core::NodeQuery::Compiler::Comparable}
# @param operator [Symbol] the operator
def initialize(key:, value:, operator: :==)
@key = key
@value = value
@operator = operator
end
# Check if the node matches the attribute.
# @param node [Parser::AST::Node] the node
# @return [Boolean]
def match?(node)
@value.base_node = node if @value.is_a?(DynamicAttribute)
node && @value.match?(node.child_node_by_name(@key), @operator)
end
def to_s
case @operator
when :!=
"#{@key}!=#{@value}"
when :=~
"#{@key}=~#{@value}"
when :!~
"#{@key}!~#{@value}"
when :>
"#{@key}>#{@value}"
when :>=
"#{@key}>=#{@value}"
when :<
"#{@key}<#{@value}"
when :<=
"#{@key}<=#{@value}"
when :in
"#{@key} in (#{@value})"
when :not_in
"#{@key} not in (#{@value})"
when :includes
"#{@key} includes #{@value}"
else
"#{@key}=#{@value}"
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems