From fa0eb2727b12dc38d74228504c49f1a269c32b8c Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sat, 29 Aug 2026 22:46:39 +0100
Subject: Add number literals to TypeScript AST

---
 .../output/lang/typescript/TypescriptWriter.java   | 14 ++++++++++
 .../lang/typescript/ast/TypescriptExpression.java  | 18 ++++++++++++
 .../typescript/ast/TypescriptNumberLiteral.java    | 32 ++++++++++++++++++++++
 3 files changed, 64 insertions(+)
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
 create mode 100644 src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptNumberLiteral.java

(limited to 'src/main/java')

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 80ce51b..74556bb 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
@@ -113,6 +113,20 @@ public class TypescriptWriter implements AutoCloseable {
         this.writer.write(";");
     }
 
+    // == Expressions ==
+
+    void writeExpression(TypescriptExpression expression) throws IOException {
+        switch (expression) {
+            case TypescriptNumberLiteral numberLiteral -> {
+                this.writeNumberLiteral(numberLiteral);
+            }
+        }
+    }
+
+    private void writeNumberLiteral(TypescriptNumberLiteral numberLiteral) throws IOException {
+        this.writer.write(Double.toString(numberLiteral.value()));
+    }
+
     // == Identifiers ==
 
     private void writeIdentifier(TypescriptIdentifier name) throws IOException {
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
new file mode 100644
index 0000000..4c04085
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptExpression.java
@@ -0,0 +1,18 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression imports
+
+public sealed interface TypescriptExpression permits org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral {
+    public interface Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression build();
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression body
+}
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptNumberLiteral.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptNumberLiteral.java
new file mode 100644
index 0000000..40c2f01
--- /dev/null
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/typescript/ast/TypescriptNumberLiteral.java
@@ -0,0 +1,32 @@
+// Generated by hobgoblin.
+
+package org.zwobble.hobgoblin.compiler.output.lang.typescript.ast;
+
+// Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral imports
+// Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral imports
+
+public record TypescriptNumberLiteral(
+    double value
+) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression {
+    public static org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder arbitrary() {
+        return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder(0);
+    }
+
+    public record Builder(
+        double value
+    ) implements org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptExpression.Builder {
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral build() {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral(value);
+        }
+
+        public org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder withValue(double value) {
+            return new org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder(value);
+        }
+
+        // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder body
+        // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral.Builder body
+    }
+
+    // Custom area start: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral body
+    // Custom area end: org.zwobble.hobgoblin.compiler.output.lang.typescript.ast.TypescriptNumberLiteral body
+}
-- 
cgit v1.2.3