add NamingRule

Author: hyoban

packages/openapi-ts/src/plugins/@orpc/contract/config.ts

@@ -1,6 +1,6 @@
 import type { IR } from '~/ir/types';
 import { definePluginConfig } from '~/plugins/shared/utils/config';
-import { toCase } from '~/utils/naming';
+import { resolveNaming, toCase } from '~/utils/naming';
 
 import { handler } from './plugin';
 import type { OrpcPlugin } from './types';
@@ -65,7 +65,7 @@ export const defaultConfig: OrpcPlugin['Config'] = {
     exportFromIndex: false,
     groupKeyBuilder: defaultGroupKeyBuilder,
     operationKeyBuilder: defaultOperationKeyBuilder,
-    routerName: 'router',
+    routerName: { name: 'router' },
     validator: 'zod',
   },
   handler,
@@ -76,7 +76,10 @@ export const defaultConfig: OrpcPlugin['Config'] = {
     plugin.config.defaultTag ??= 'default';
     plugin.config.groupKeyBuilder ??= defaultGroupKeyBuilder;
     plugin.config.operationKeyBuilder ??= defaultOperationKeyBuilder;
-    plugin.config.routerName ??= 'router';
+    plugin.config.routerName = resolveNaming(plugin.config.routerName);
+    if (!plugin.config.routerName.name) {
+      plugin.config.routerName.name = 'router';
+    }
 
     plugin.config.validator ??= 'zod';
     plugin.dependencies.add(plugin.config.validator);

packages/openapi-ts/src/plugins/@orpc/contract/plugin.ts

@@ -1,7 +1,7 @@
 import type { IR } from '~/ir/types';
 import { createOperationComment } from '~/plugins/shared/utils/operation';
 import { $ } from '~/ts-dsl';
-import { toCase } from '~/utils/naming';
+import { applyNaming, toCase } from '~/utils/naming';
 
 import type { OrpcPlugin } from './types';
 
@@ -183,7 +183,8 @@ export const handler: OrpcPlugin['Handler'] = ({ plugin }) => {
   }
 
   // Create contracts object export grouped by API path segment (in separate router file)
-  const contractsSymbol = plugin.symbol(routerName, {
+  const routerExportName = applyNaming('router', routerName);
+  const contractsSymbol = plugin.symbol(routerExportName, {
     exported: true,
     meta: {
       category: 'contract',
@@ -225,7 +226,7 @@ export const handler: OrpcPlugin['Handler'] = ({ plugin }) => {
 
   // Create type export: export type Router = typeof router (in separate router file)
   // Capitalize the router name for the type (e.g., 'router' → 'Router', 'contract' → 'Contract')
-  const routerTypeName = toCase(routerName, 'PascalCase');
+  const routerTypeName = toCase(routerExportName, 'PascalCase');
   const routerTypeSymbol = plugin.symbol(routerTypeName, {
     exported: true,
     meta: {

packages/openapi-ts/src/plugins/@orpc/contract/types.d.ts

@@ -1,6 +1,7 @@
 import type { IR } from '~/ir/types';
 import type { DefinePlugin, Plugin } from '~/plugins';
 import type { PluginValidatorNames } from '~/plugins/types';
+import type { NamingConfig, NamingRule } from '~/utils/naming';
 
 export type UserConfig = Plugin.Name<'@orpc/contract'> &
   Plugin.Hooks & {
@@ -36,12 +37,24 @@ export type UserConfig = Plugin.Name<'@orpc/contract'> &
      */
     operationKeyBuilder?: (operationId: string, groupKey: string) => string;
     /**
-     * Name of the router export.
-     * The type export will be the capitalized version (e.g., 'router' → 'Router').
+     * Naming rule for the router export.
+     * The type export will be the PascalCase version (e.g., 'router' → 'Router').
      *
      * @default 'router'
+     *
+     * @example
+     * // Simple string
+     * routerName: 'contract'
+     *
+     * @example
+     * // Template string
+     * routerName: '{{name}}Contract'
+     *
+     * @example
+     * // With casing
+     * routerName: { name: '{{name}}Contract', casing: 'camelCase' }
      */
-    routerName?: string;
+    routerName?: NamingRule;
     /**
      * Validator plugin to use for input/output schemas.
      *
@@ -61,7 +74,7 @@ export type Config = Plugin.Name<'@orpc/contract'> &
     groupKeyBuilder: (operation: IR.OperationObject) => string;
     operationKeyBuilder: (operationId: string, groupKey: string) => string;
     output: string;
-    routerName: string;
+    routerName: NamingConfig;
     validator: PluginValidatorNames;
   };