Add constructor to TypeScript AST

4 files changed, 124 insertions, 1 deletions

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
index 597c00b..6a52f73 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/TypescriptWriter.java
@@ -102,12 +102,30 @@ public class TypescriptWriter implements AutoCloseable {
 
     void writeClassElement(TypescriptClassElement element) throws IOException {
         switch (element) {
+            case TypescriptClassConstructor constructor -> {
+                this.writeClassConstructor(constructor);
+            }
+
             case TypescriptClassFieldDeclaration fieldDeclaration -> {
                 this.writeClassFieldDeclaration(fieldDeclaration);
             }
         }
     }
 
+    private void writeClassConstructor(TypescriptClassConstructor constructor) throws IOException {
+        this.writer.write("constructor(");
+
+        writeWithSeparator(
+            constructor.params(),
+            this::writeParam,
+            () -> this.writer.write(", ")
+        );
+
+        this.writer.write(") {");
+        this.writer.newLine();
+        this.writer.write("}");
+    }
+
     private void writeClassFieldDeclaration(
         TypescriptClassFieldDeclaration fieldDeclaration
     ) throws IOException {
@@ -126,6 +144,17 @@ public class TypescriptWriter implements AutoCloseable {
         this.writer.write(";");
     }
 
+    // == Parameters ==
+
+    private void writeParam(TypescriptParam param) throws IOException {
+        this.writeIdentifier(param.name());
+
+        if (param.type().isPresent()) {
+            this.writer.write(": ");
+            this.writeExpression(param.type().get());
+        }
+    }
+
     // == Expressions ==
 
     void writeExpression(TypescriptExpression expression) throws IOException {
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassConstructor.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassConstructor.java
new file mode 100644
index 0000000..a8e7042
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassConstructor.java
@@ -0,0 +1,44 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor imports
+
+public record TypescriptClassConstructor(
+    java.util.List<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam> params
+) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassElement {
+    public static org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder(java.util.List.of());
+    }
+
+    public record Builder(
+        java.util.List<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam> params
+    ) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassElement.Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor(params);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder withParams(java.util.List<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam> params) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder(params);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder addParam(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam param) {
+            var params = new java.util.ArrayList<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam>(this.params);
+            params.add(param);
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder(params);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder addParam(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder param) {
+            var params = new java.util.ArrayList<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam>(this.params);
+            params.add(param.build());
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder(params);
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor body
+}
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassElement.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassElement.java
index f1fbe1a..f31f71b 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassElement.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptClassElement.java
@@ -5,7 +5,7 @@ package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
 // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassElement imports
 // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassElement imports
 
-public sealed interface TypescriptClassElement permits org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassFieldDeclaration {
+public sealed interface TypescriptClassElement permits org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassConstructor, org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassFieldDeclaration {
     public interface Builder {
         public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptClassElement build();
 
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptParam.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptParam.java
new file mode 100644
index 0000000..588114f
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptParam.java
@@ -0,0 +1,50 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam imports
+
+public record TypescriptParam(
+    org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier name,
+    java.util.Optional<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression> type
+) {
+    public static org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier.arbitrary().build(), java.util.Optional.empty());
+    }
+
+    public record Builder(
+        org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier name,
+        java.util.Optional<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression> type
+    ) {
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam(name, type);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder withName(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier name) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(name, type);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder withName(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptIdentifier.Builder name) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(name.build(), type);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder withType(java.util.Optional<org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression> type) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(name, type);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder withType(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression type) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(name, java.util.Optional.of(type));
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder withType(org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder type) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder(name, java.util.Optional.of(type.build()));
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptParam body
+}