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Contents
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
module Gandiva
class ExpressionBuilder
class Literal
class << self
def resolve(value)
case value
when true, false
new(BooleanLiteralNode, value)
when Integer
if value < -(2 ** 31)
new(Int64LiteralNode, value)
elsif value < -(2 ** 15)
new(Int32LiteralNode, value)
elsif value < -(2 ** 7)
new(Int16LiteralNode, value)
elsif value < 0
new(Int8LiteralNode, value)
elsif value < (2 ** 8 - 1)
new(UInt8LiteralNode, value)
elsif value < (2 ** 16 - 1)
new(UInt16LiteralNode, value)
elsif value < (2 ** 32 - 1)
new(UInt32LiteralNode, value)
else
new(UInt64LiteralNode, value)
end
when Float
new(DoubleLiteralNode, value)
when String
new(StringLiteralNode, value)
else
nil
end
end
end
attr_reader :value
def initialize(node_class, value)
@node_class = node_class
@value = value
end
def build
@node_class.new(value)
end
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems