org.snapscript.dx.Comparison Maven / Gradle / Ivy
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed 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.
*/
package org.snapscript.dx;
import org.snapscript.dx.rop.code.Rop;
import org.snapscript.dx.rop.code.Rops;
import org.snapscript.dx.rop.type.TypeList;
/**
* A comparison between two values of the same type.
*/
public enum Comparison {
/** {@code a < b}. Supports int only. */
LT() {
@Override Rop rop(TypeList types) {
return Rops.opIfLt(types);
}
},
/** {@code a <= b}. Supports int only. */
LE() {
@Override Rop rop(TypeList types) {
return Rops.opIfLe(types);
}
},
/** {@code a == b}. Supports int and reference types. */
EQ() {
@Override Rop rop(TypeList types) {
return Rops.opIfEq(types);
}
},
/** {@code a >= b}. Supports int only. */
GE() {
@Override Rop rop(TypeList types) {
return Rops.opIfGe(types);
}
},
/** {@code a > b}. Supports int only. */
GT() {
@Override Rop rop(TypeList types) {
return Rops.opIfGt(types);
}
},
/** {@code a != b}. Supports int and reference types. */
NE() {
@Override Rop rop(TypeList types) {
return Rops.opIfNe(types);
}
};
abstract Rop rop(TypeList types);
}