chore(internal): move stringifyQuery implementation to internal function

Author: stainless-app[bot]

src/client.ts

@@ -11,6 +11,7 @@ import type { APIResponseProps } from './internal/parse';
 import { getPlatformHeaders } from './internal/detect-platform';
 import * as Shims from './internal/shims';
 import * as Opts from './internal/request-options';
+import { stringifyQuery } from './internal/utils/query';
 import { VERSION } from './version';
 import * as Errors from './core/error';
 import * as Uploads from './core/uploads';
@@ -256,21 +257,8 @@ export class CasParser {
   /**
    * Basic re-implementation of `qs.stringify` for primitive types.
    */
-  protected stringifyQuery(query: Record<string, unknown>): string {
-    return Object.entries(query)
-      .filter(([_, value]) => typeof value !== 'undefined')
-      .map(([key, value]) => {
-        if (typeof value === 'string' || typeof value === 'number' || typeof value === 'boolean') {
-          return `${encodeURIComponent(key)}=${encodeURIComponent(value)}`;
-        }
-        if (value === null) {
-          return `${encodeURIComponent(key)}=`;
-        }
-        throw new Errors.CasParserError(
-          `Cannot stringify type ${typeof value}; Expected string, number, boolean, or null. If you need to pass nested query parameters, you can manually encode them, e.g. { query: { 'foo[key1]': value1, 'foo[key2]': value2 } }, and please open a GitHub issue requesting better support for your use case.`,
-        );
-      })
-      .join('&');
+  protected stringifyQuery(query: object | Record<string, unknown>): string {
+    return stringifyQuery(query);
   }
 
   private getUserAgent(): string {
@@ -307,7 +295,7 @@ export class CasParser {
     }
 
     if (typeof query === 'object' && query && !Array.isArray(query)) {
-      url.search = this.stringifyQuery(query as Record<string, unknown>);
+      url.search = this.stringifyQuery(query);
     }
 
     return url.toString();
@@ -746,7 +734,7 @@ export class CasParser {
     ) {
       return {
         bodyHeaders: { 'content-type': 'application/x-www-form-urlencoded' },
-        body: this.stringifyQuery(body as Record<string, unknown>),
+        body: this.stringifyQuery(body),
       };
     } else {
       return this.#encoder({ body, headers });

src/internal/utils.ts

@@ -6,3 +6,4 @@ export * from './utils/env';
 export * from './utils/log';
 export * from './utils/uuid';
 export * from './utils/sleep';
+export * from './utils/query';

src/internal/utils/query.ts

@@ -0,0 +1,23 @@
+// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
+
+import { CasParserError } from '../../core/error';
+
+/**
+ * Basic re-implementation of `qs.stringify` for primitive types.
+ */
+export function stringifyQuery(query: object | Record<string, unknown>) {
+  return Object.entries(query)
+    .filter(([_, value]) => typeof value !== 'undefined')
+    .map(([key, value]) => {
+      if (typeof value === 'string' || typeof value === 'number' || typeof value === 'boolean') {
+        return `${encodeURIComponent(key)}=${encodeURIComponent(value)}`;
+      }
+      if (value === null) {
+        return `${encodeURIComponent(key)}=`;
+      }
+      throw new CasParserError(
+        `Cannot stringify type ${typeof value}; Expected string, number, boolean, or null. If you need to pass nested query parameters, you can manually encode them, e.g. { query: { 'foo[key1]': value1, 'foo[key2]': value2 } }, and please open a GitHub issue requesting better support for your use case.`,
+      );
+    })
+    .join('&');
+}

tests/stringifyQuery.test.ts

@@ -1,8 +1,6 @@
 // File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
-import { CasParser } from 'cas-parser-node';
-
-const { stringifyQuery } = CasParser.prototype as any;
+import { stringifyQuery } from 'cas-parser-node/internal/utils/query';
 
 describe(stringifyQuery, () => {
   for (const [input, expected] of [
@@ -15,7 +13,7 @@ describe(stringifyQuery, () => {
         'e=f',
       )}=${encodeURIComponent('g&h')}`,
     ],
-  ]) {
+  ] as const) {
     it(`${JSON.stringify(input)} -> ${expected}`, () => {
       expect(stringifyQuery(input)).toEqual(expected);
     });