.kotlin.kotlin-compiler.1.3.11.source-code.JsVars Maven / Gradle / Ivy
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
package org.jetbrains.kotlin.js.backend.ast;
import org.jetbrains.kotlin.js.common.Symbol;
import org.jetbrains.kotlin.js.util.AstUtil;
import com.intellij.util.SmartList;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.*;
/**
* A JavaScript var
statement.
*/
public class JsVars extends SourceInfoAwareJsNode implements JsStatement, Iterable {
private final List vars;
private boolean multiline;
public JsVars() {
this(new SmartList<>(), false);
}
public JsVars(boolean multiline) {
this(new SmartList<>(), multiline);
}
public JsVars(List vars, boolean multiline) {
this.vars = vars;
this.multiline = multiline;
}
public JsVars(JsVar var) {
this(new SmartList<>(var), false);
}
public JsVars(JsVar... vars) {
this(new SmartList<>(vars), false);
}
public boolean isMultiline() {
return multiline;
}
public void setMultiline(boolean multiline) {
this.multiline = multiline;
}
/**
* A var declared using the JavaScript var
statement.
*/
public static class JsVar extends SourceInfoAwareJsNode implements HasName {
private JsName name;
private JsExpression initExpression;
public JsVar(JsName name) {
this.name = name;
}
public JsVar(JsName name, @Nullable JsExpression initExpression) {
this.name = name;
this.initExpression = initExpression;
}
public JsExpression getInitExpression() {
return initExpression;
}
@Override
public JsName getName() {
return name;
}
@Override
public void setName(JsName name) {
this.name = name;
}
@Override
public Symbol getSymbol() {
return name;
}
public void setInitExpression(JsExpression initExpression) {
this.initExpression = initExpression;
}
@Override
public void accept(JsVisitor v) {
v.visit(this);
}
@Override
public void acceptChildren(JsVisitor visitor) {
if (initExpression != null) {
visitor.accept(initExpression);
}
}
@Override
public void traverse(JsVisitorWithContext v, JsContext ctx) {
if (v.visit(this, ctx)) {
if (initExpression != null) {
initExpression = v.accept(initExpression);
}
}
v.endVisit(this, ctx);
}
@NotNull
@Override
public JsVar deepCopy() {
if (initExpression == null) return new JsVar(name);
return new JsVar(name, initExpression.deepCopy()).withMetadataFrom(this);
}
}
public void add(JsVar var) {
vars.add(var);
}
public void addAll(Collection vars) {
this.vars.addAll(vars);
}
public void addAll(JsVars otherVars) {
this.vars.addAll(otherVars.vars);
}
public void addIfHasInitializer(JsVar var) {
if (var.getInitExpression() != null) {
add(var);
}
}
public boolean isEmpty() {
return vars.isEmpty();
}
@Override
@NotNull
public Iterator iterator() {
return vars.iterator();
}
public List getVars() {
return vars;
}
@Override
public void accept(JsVisitor v) {
v.visitVars(this);
}
@Override
public void acceptChildren(JsVisitor visitor) {
visitor.acceptWithInsertRemove(vars);
}
@Override
public void traverse(JsVisitorWithContext v, JsContext ctx) {
if (v.visit(this, ctx)) {
v.acceptList(vars);
}
v.endVisit(this, ctx);
}
@NotNull
@Override
public JsVars deepCopy() {
return new JsVars(AstUtil.deepCopy(vars), multiline).withMetadataFrom(this);
}
}