001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.js.translate.intrinsic.functions.factories;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.kotlin.js.translate.intrinsic.functions.basic.BuiltInFunctionIntrinsic;
021    
022    import static org.jetbrains.kotlin.js.patterns.PatternBuilder.pattern;
023    
024    public final class StringOperationFIF extends CompositeFIF {
025        @NotNull
026        public static final FunctionIntrinsicFactory INSTANCE = new StringOperationFIF();
027    
028        private StringOperationFIF() {
029            add(pattern("kotlin", "CharSequence", "get").checkOverridden(), new BuiltInFunctionIntrinsic("charAt"));
030            add(pattern("kotlin", "CharSequence", "<get-length>").checkOverridden(), LENGTH_PROPERTY_INTRINSIC);
031            add(pattern("kotlin", "CharSequence", "subSequence").checkOverridden(), new BuiltInFunctionIntrinsic("substring"));
032        }
033    }