add enums

Author: omermecitoglu

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@omer-x/ts-openapi-interface-generator",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "description": "OpenAPI interface generator for TypeScript",
   "keywords": [
     "typescript",

package.json

@@ -24,7 +24,7 @@ export function resolveSchemas(paths: Record<string, Record<HttpMethod, ApiPath>
       ];
     }).flat();
   }).flat();
-  return Array.from(new Set(collection));
+  return Array.from(new Set(collection)).toSorted();
 }
 
 function resolvePropDefinition(definition: SchemaDefinition) {

src/core/imported-schema.ts

@@ -12,6 +12,7 @@ export type SchemaDefinition = {
   $ref?: string,
   items?: SchemaDefinition | SchemaDefinition[],
   oneOf?: SchemaDefinition[],
+  enum?: (string | null)[],
 };
 
 export type PathParameter = {

src/core/openapi.ts

@@ -6,11 +6,21 @@ function resolveArray(items: SchemaDefinition[], isArray: boolean) {
   return isArray ? `(${names})[]` : names;
 }
 
+function resolveEnumItem(item: string | null) {
+  if (item === null) return "null";
+  return `"${item}"`;
+}
+
 export function resolveSchema(definition: SchemaDefinition): string {
   // TODO: handle definition.format === "date"
   if (definition.type) {
     switch (definition.type) {
-      case "string": return "string";
+      case "string": {
+        if (definition.enum) {
+          return definition.enum.map(resolveEnumItem).join(" | ");
+        }
+        return "string";
+      }
       case "number": return "number";
       case "array": {
         if (definition.items) {

src/core/schema-definition.ts

@@ -7,7 +7,7 @@ type {{name}} = {
   /**
   * {{{this.description}}}
   */
-  {{this.content}}
+  {{{this.content}}}
   {{/each}}
 };