chore: export generateClientFiles fn (same used as in the CLI)

Author: astahmer

.changeset/smart-corners-make.md

@@ -0,0 +1,5 @@
+---
+"typed-openapi": patch
+---
+
+Export generateClientFiles fn (same used as in the CLI)

packages/typed-openapi/src/cli.ts

@@ -1,23 +1,11 @@
-import SwaggerParser from "@apidevtools/swagger-parser";
 import { cac } from "cac";
-import type { OpenAPIObject } from "openapi3-ts/oas31";
-import { basename, join } from "pathe";
-import { type } from "arktype";
 
-import { writeFile } from "fs/promises";
-import { allowedRuntimes, generateFile } from "./generator.ts";
-import { mapOpenApiEndpoints } from "./map-openapi-endpoints.ts";
-import { generateTanstackQueryFile } from "./tanstack-query.generator.ts";
 import { readFileSync } from "fs";
-import { prettify } from "./format.ts";
-import { dirname } from "path";
+import { generateClientFiles } from "./generate-client-files.ts";
+import { allowedRuntimes } from "./generator.ts";
 
 const { name, version } = JSON.parse(readFileSync(new URL("../package.json", import.meta.url), "utf8"));
-const cwd = process.cwd();
 const cli = cac(name);
-const now = new Date();
-
-const optionsSchema = type({ "output?": "string", runtime: allowedRuntimes, tanstack: "boolean | string" });
 
 cli
   .command("<input>", "Generate")
@@ -29,32 +17,7 @@ cli
   )
   .option("--tanstack [name]", "Generate tanstack client, defaults to false, can optionally specify a name for the generated file")
   .action(async (input, _options) => {
-    const options = optionsSchema.assert(_options);
-    const openApiDoc = (await SwaggerParser.bundle(input)) as OpenAPIObject;
-
-    const ctx = mapOpenApiEndpoints(openApiDoc);
-    console.log(`Found ${ctx.endpointList.length} endpoints`);
-
-    const content = await prettify(generateFile({ ...ctx, runtime: options.runtime }));
-    const outputPath = join(
-      cwd,
-      options.output ?? input + `.${options.runtime === "none" ? "client" : options.runtime}.ts`,
-    );
-
-    console.log("Generating client...", outputPath);
-    await writeFile(outputPath, content);
-
-    if (options.tanstack) {
-      const tanstackContent = await generateTanstackQueryFile({
-        ...ctx,
-        relativeApiClientPath: './' + basename(outputPath),
-      });
-      const tanstackOutputPath = join(dirname(outputPath), typeof options.tanstack === "string" ? options.tanstack : `tanstack.client.ts`);
-      console.log("Generating tanstack client...", tanstackOutputPath);
-      await writeFile(tanstackOutputPath, tanstackContent);
-    }
-
-    console.log(`Done in ${new Date().getTime() - now.getTime()}ms !`);
+    return generateClientFiles(input, _options);
   });
 
 cli.help();

packages/typed-openapi/src/generate-client-files.ts

@@ -0,0 +1,46 @@
+import SwaggerParser from "@apidevtools/swagger-parser";
+import type { OpenAPIObject } from "openapi3-ts/oas31";
+import { basename, join, dirname } from "pathe";
+import { type } from "arktype";
+import { writeFile } from "fs/promises";
+import { allowedRuntimes, generateFile } from "./generator.ts";
+import { mapOpenApiEndpoints } from "./map-openapi-endpoints.ts";
+import { generateTanstackQueryFile } from "./tanstack-query.generator.ts";
+import { prettify } from "./format.ts";
+
+const cwd = process.cwd();
+const now = new Date();
+
+export const optionsSchema = type({
+    "output?": "string",
+    runtime: allowedRuntimes,
+    tanstack: "boolean | string"
+});
+
+export async function generateClientFiles(input: string, options: typeof optionsSchema.infer) {
+    const openApiDoc = (await SwaggerParser.bundle(input)) as OpenAPIObject;
+
+    const ctx = mapOpenApiEndpoints(openApiDoc);
+    console.log(`Found ${ctx.endpointList.length} endpoints`);
+
+    const content = await prettify(generateFile({ ...ctx, runtime: options.runtime }));
+    const outputPath = join(
+        cwd,
+        options.output ?? input + `.${options.runtime === "none" ? "client" : options.runtime}.ts`,
+    );
+
+    console.log("Generating client...", outputPath);
+    await writeFile(outputPath, content);
+
+    if (options.tanstack) {
+        const tanstackContent = await generateTanstackQueryFile({
+            ...ctx,
+            relativeApiClientPath: './' + basename(outputPath),
+        });
+        const tanstackOutputPath = join(dirname(outputPath), typeof options.tanstack === "string" ? options.tanstack : `tanstack.client.ts`);
+        console.log("Generating tanstack client...", tanstackOutputPath);
+        await writeFile(tanstackOutputPath, tanstackContent);
+    }
+
+    console.log(`Done in ${new Date().getTime() - now.getTime()}ms !`);
+}

packages/typed-openapi/src/index.ts

@@ -1,5 +1,7 @@
 export * from "./box-factory.ts";
+export { prettify } from "./format.ts";
 export { generateFile, type OutputRuntime } from "./generator.ts";
+export { generateClientFiles } from "./generate-client-files.ts"
 export * from "./tanstack-query.generator.ts"
 export * from "./map-openapi-endpoints.ts";
 export * from "./openapi-schema-to-ts.ts";