Add Java enum declarations

3 files changed, 142 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 1de864d..78b975d 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
@@ -174,6 +174,68 @@ public class JavaWriterTests {
     }
 
     @Test
+    public void emptyEnumDeclaration() throws IOException {
+        var java = JavaEnumDeclaration.arbitrary()
+            .withName("SmallNumber")
+            .withCustomArea(JavaCustomArea.forType(JavaTypeRef.topLevel(List.of(), "SmallNumber"), "body"))
+            .build();
+
+        var string = write(writer -> writer.writeTypeDeclaration(java));
+
+        assertThat(string, equalTo("""
+            public enum SmallNumber {
+                // Custom area start: SmallNumber body
+                // Custom area end: SmallNumber body
+            }"""
+        ));
+    }
+
+    @Test
+    public void enumDeclarationWithConstants() throws IOException {
+        var java = JavaEnumDeclaration.arbitrary()
+            .withName("SmallNumber")
+            .withCustomArea(JavaCustomArea.forType(JavaTypeRef.topLevel(List.of(), "SmallNumber"), "body"))
+            .withConstants(List.of(
+                JavaEnumConstant.arbitrary().withName("ZERO").build(),
+                JavaEnumConstant.arbitrary().withName("ONE").build(),
+                JavaEnumConstant.arbitrary().withName("TWO").build()
+            ))
+            .build();
+
+        var string = write(writer -> writer.writeTypeDeclaration(java));
+
+        assertThat(string, equalTo("""
+            public enum SmallNumber {
+                ZERO,
+                ONE,
+                TWO
+
+                // Custom area start: SmallNumber body
+                // Custom area end: SmallNumber body
+            }"""
+        ));
+    }
+
+    @Test
+    public void enumDeclarationWithDocComment() throws IOException {
+        var java = JavaEnumDeclaration.arbitrary()
+            .withName("SmallNumber")
+            .withDocComment(new DocComment("A small number."))
+            .withCustomArea(JavaCustomArea.forType(JavaTypeRef.topLevel(List.of(), "SmallNumber"), "body"))
+            .build();
+
+        var string = write(writer -> writer.writeTypeDeclaration(java));
+
+        assertThat(string, equalTo("""
+            /// A small number.
+            public enum SmallNumber {
+                // Custom area start: SmallNumber body
+                // Custom area end: SmallNumber body
+            }"""
+        ));
+    }
+
+    @Test
     public void openInterfaceDeclaration() throws IOException {
         var java = new JavaInterfaceDeclaration(
             "Shape",
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumConstantMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumConstantMatcher.java
new file mode 100644
index 0000000..58d6f54
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumConstantMatcher.java
@@ -0,0 +1,34 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.java.ast;
+
+public class JavaEnumConstantMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher isJavaEnumConstant() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstant>> submatchers;
+
+    private JavaEnumConstantMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstant>> 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.JavaEnumConstant.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstant::name, name))).toList());
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstantMatcher body
+}
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumDeclarationMatcher.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumDeclarationMatcher.java
new file mode 100644
index 0000000..0c7be66
--- /dev/null
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/ast/JavaEnumDeclarationMatcher.java
@@ -0,0 +1,46 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.java.ast;
+
+public class JavaEnumDeclarationMatcher implements org.zwobble.precisely.Matcher<java.lang.Object> {
+    public static org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher isJavaEnumDeclaration() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher(java.util.List.of());
+    }
+
+    private final java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration>> submatchers;
+
+    private JavaEnumDeclarationMatcher(java.util.List<org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration>> 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.JavaEnumDeclaration.class, this.submatchers);
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher withName(org.zwobble.precisely.Matcher<? super String> name) {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("name", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration::name, name))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher withConstants(org.zwobble.precisely.Matcher<? super java.util.List<org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumConstant>> constants) {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("constants", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration::constants, constants))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher withCustomArea(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaCustomArea> customArea) {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("customArea", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration::customArea, customArea))).toList());
+    }
+
+    public org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher withDocComment(org.zwobble.precisely.Matcher<? super org.zwobble.hobgoblin.compiler.ast.DocComment> docComment) {
+        return new org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher(java.util.stream.Stream.concat(this.submatchers.stream(), java.util.stream.Stream.of(org.zwobble.precisely.Matchers.has("docComment", org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclaration::docComment, docComment))).toList());
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.java.ast.JavaEnumDeclarationMatcher body
+}