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8206986: Compiler support for Switch Expressions (Preview)

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8207405: Compiler Tree API support for Switch Expressions (Preview)

Support for switch expression, switch with rules and multiple constants for cases.

Reviewed-by: jjg, mcimadamore, vromero
This commit is contained in:
Jan Lahoda 2018-08-29 09:36:17 +02:00
parent 3f4b55c4df
commit b3b644438e
121 changed files with 4753 additions and 268 deletions
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11
test/langtools/tools/javac/tree/TreePosTest.java
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@ -69,6 +69,7 @@ import javax.tools.DiagnosticListener;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import com.sun.source.tree.CaseTree.CaseKind;
import com.sun.source.tree.CompilationUnitTree;
import com.sun.source.util.JavacTask;
import com.sun.tools.javac.api.JavacTool;
@ -76,6 +77,7 @@ import com.sun.tools.javac.code.Flags;
import com.sun.tools.javac.tree.EndPosTable;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.tree.JCTree.JCAnnotatedType;
import com.sun.tools.javac.tree.JCTree.JCCase;
import com.sun.tools.javac.tree.JCTree.JCCompilationUnit;
import com.sun.tools.javac.tree.JCTree.JCNewClass;
import com.sun.tools.javac.tree.JCTree.JCVariableDecl;
@ -440,6 +442,15 @@ public class TreePosTest {
super.visitVarDef(tree);
}
@Override
public void visitCase(JCCase tree) {
if (tree.getCaseKind() == CaseKind.RULE) {
scan(tree.getBody());
} else {
super.visitCase(tree);
}
}
boolean check(Info encl, Info self) {
if (excludeTags.size() > 0) {
if (encl != null && excludeTags.contains(getTagName(encl.tag))