com.google.template.soy.jssrc.dsl.LeafStatement.java Source code

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Here is the source code for com.google.template.soy.jssrc.dsl.LeafStatement.java

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/*
 * Copyright 2017 Google Inc.
 *
 * 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.template.soy.jssrc.dsl;

import com.google.auto.value.AutoValue;
import com.google.common.collect.ImmutableSet;
import com.google.errorprone.annotations.Immutable;
import com.google.template.soy.jssrc.restricted.JsExpr;

/**
 * Despite the name, {@link JsExpr} instances don't have to contain valid JavaScript expressions.
 * This class holds such instances.
 */
@AutoValue
@Immutable
abstract class LeafStatement extends CodeChunk {
    abstract String value();

    abstract ImmutableSet<GoogRequire> requires();

    static LeafStatement create(String value, Iterable<GoogRequire> requires) {
        return new AutoValue_LeafStatement(value, ImmutableSet.copyOf(requires));
    }

    @Override
    void doFormatInitialStatements(FormattingContext ctx) {
        if (value().length() == 0) {
            return;
        }
        ctx.append(value());
        if (!(value().endsWith(";") || value().endsWith("}"))) {
            ctx.append(';');
        }
    }

    @Override
    public void collectRequires(RequiresCollector collector) {
        for (GoogRequire require : requires()) {
            collector.add(require);
        }
    }
}