Add switch statement to Java AST

3 files changed, 133 insertions, 0 deletions

diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
index b26b8f5..eab48ae 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
@@ -1070,6 +1070,43 @@ public class JavaWriterTests {
         assertThat(string, equalTo("return 42;"));
     }
 
+    // === Switch statements ===
+
+    @Test
+    public void switchStatement() throws IOException {
+        var java = new JavaSwitchStatement(
+            new JavaRef(JavaIdentifier.of("x")),
+            List.of(
+                new JavaSwitchRule(
+                    JavaTypeRef.topLevel(JavaPackageName.of("org", "example"), JavaIdentifier.of("A")),
+                    JavaIdentifier.of("a"),
+                    new JavaBlock(List.of(
+                        new JavaReturn(new JavaIntegerLiteral(0))
+                    ))
+                ),
+                new JavaSwitchRule(
+                    JavaTypeRef.topLevel(JavaPackageName.of("org", "example"), JavaIdentifier.of("B")),
+                    JavaIdentifier.of("b"),
+                    new JavaBlock(List.of(
+                        new JavaReturn(new JavaIntegerLiteral(1))
+                    ))
+                )
+            )
+        );
+
+        var string = write(writer -> writer.writeBlockStatement(java));
+
+        assertThat(string, equalTo("""
+            switch (x) {
+                case org.example.A a -> {
+                    return 0;
+                }
+                case org.example.B b -> {
+                    return 1;
+                }
+            }"""));
+    }
+
     // == Expressions ==
 
     // === Binary operations ===
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchRuleMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchRuleMatcher.java
new file mode 100644
index 0000000..fc6f33d
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchRuleMatcher.java
@@ -0,0 +1,51 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.java.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher imports
+
+public class JavaSwitchRuleMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher isJavaSwitchRule() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>> submatchers;
+
+    private JavaSwitchRuleMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>> submatchers) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher withType(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaTypeRef> type) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("type", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule::type, type));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher withVariableName(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaIdentifier> variableName) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("variableName", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule::variableName, variableName));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher withBody(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaBlock> body) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("body", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule::body, body));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRuleMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchStatementMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchStatementMatcher.java
new file mode 100644
index 0000000..5cf7d28
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaSwitchStatementMatcher.java
@@ -0,0 +1,45 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.java.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher imports
+
+public class JavaSwitchStatementMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher isJavaSwitchStatement() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement>> submatchers;
+
+    private JavaSwitchStatementMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement>> submatchers) {
+        this.submatchers = submatchers;
+    }
+
+    public org.zwobble.precisely.MatchResult match(java.lang.Object actual) {
+        return this.toMatcher().match(actual);
+    }
+
+    public org.zwobble.precisely.TextTree describe() {
+        return this.toMatcher().describe();
+    }
+
+    private org.zwobble.precisely.Matcher<java.lang.Object> toMatcher() {
+        return org.zwobble.precisely.Matchers.instanceOf(org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher withSelectorExpression(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaExpression> selectorExpression) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("selectorExpression", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement::selectorExpression, selectorExpression));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher(submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher withRules(org.zwobble.precisely.Matcher<? super java.util.List<org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchRule>> rules) {
+        var submatchers = new java.util.ArrayList<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement>>(this.submatchers);
+        submatchers.add(org.zwobble.precisely.Matchers.has("rules", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatement::rules, rules));
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher(submatchers);
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaSwitchStatementMatcher body
+}