/
EnumRefExpr.java
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/
EnumRefExpr.java
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// Copyright 2020 Google LLC
//
// 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 com.google.api.generator.engine.ast;
import com.google.auto.value.AutoValue;
import com.google.common.base.Preconditions;
@AutoValue
public abstract class EnumRefExpr implements Expr {
public abstract IdentifierNode identifier();
@Override
public abstract TypeNode type();
@Override
public void accept(AstNodeVisitor visitor) {
visitor.visit(this);
}
abstract String name();
public static Builder builder() {
return new AutoValue_EnumRefExpr.Builder();
}
@AutoValue.Builder
public abstract static class Builder {
public abstract Builder setType(TypeNode type);
public abstract Builder setName(String name);
abstract String name();
abstract Builder setIdentifier(IdentifierNode identifier);
abstract EnumRefExpr autoBuild();
public EnumRefExpr build() {
setIdentifier(IdentifierNode.builder().setName(name()).build());
EnumRefExpr enumRefExpr = autoBuild();
Preconditions.checkState(
TypeNode.isReferenceType(enumRefExpr.type()),
"Enum reference type must be a reference type");
return enumRefExpr;
}
}
}