fix(manager/pixi): support optional channel options (#45273)

* fix(manager/pixi): support optional channel options

* Review feedback

Co-authored-by: Michael Kriese <michael.kriese@gmx.de>

* fix(pixi): import number coercion utility

---------

Co-authored-by: Michael Kriese <michael.kriese@gmx.de>

Author: jonashaag

lib/modules/manager/pixi/extract.spec.ts

@@ -1,6 +1,7 @@
 import { codeBlock } from 'common-tags';
 import { describe, expect, it, vi } from 'vitest';
 import { fs } from '~test/util.ts';
+import { getUserPixiConfig } from './extract.ts';
 import { extractPackageFile } from './index.ts';
 
 vi.mock('../../../util/fs/index.ts');
@@ -631,7 +632,7 @@ describe('modules/manager/pixi/extract', () => {
     });
   });
 
-  it(`extract package with channel priority`, async () => {
+  it(`extract package with channel options`, async () => {
     const result = await extractPackageFile(
       codeBlock`
         [project]
@@ -642,7 +643,12 @@ describe('modules/manager/pixi/extract', () => {
         version = "0.1.0"
 
         [feature.scipy]
-        channels = ["anaconda", {channel = 'cuda', priority = 1},  {channel = 'cuda2', priority = 1}]
+        channels = [
+          "anaconda",
+          { channel = "community", exclude-newer = "7d" },
+          { channel = "cuda", priority = 1 },
+          { channel = "cuda2", priority = 1 },
+        ]
         dependencies = { scipy = "==1.15.1" }
 
         [feature.numpy]
@@ -661,6 +667,7 @@ describe('modules/manager/pixi/extract', () => {
             'https://api.anaconda.org/package/cuda/',
             'https://api.anaconda.org/package/cuda2/',
             'https://api.anaconda.org/package/anaconda/',
+            'https://api.anaconda.org/package/community/',
             'https://api.anaconda.org/package/conda-forge/',
             'https://api.anaconda.org/package/conda-not-forge/',
           ],
@@ -682,6 +689,24 @@ describe('modules/manager/pixi/extract', () => {
     });
   });
 
+  it('parses optional channel configuration', () => {
+    expect(
+      getUserPixiConfig(
+        codeBlock`
+          [project]
+          channels = [
+            { channel = "conda-forge", exclude-newer = "7d" },
+            { channel = "cuda", priority = 1 },
+          ]
+        `,
+        'pixi.toml',
+      )?.project.channels,
+    ).toEqual([
+      { channel: 'conda-forge', 'exclude-newer': '7d' },
+      { channel: 'cuda', priority: 1 },
+    ]);
+  });
+
   it('returns null for non-known config file', async () => {
     await expect(extractPackageFile(`{}`, 'unexpected.json')).resolves.toBe(
       null,

lib/modules/manager/pixi/extract.ts

@@ -4,6 +4,7 @@ import { z } from 'zod/v4';
 import { logger } from '../../../logger/index.ts';
 import { coerceArray } from '../../../util/array.ts';
 import { getSiblingFileName, localPathExists } from '../../../util/fs/index.ts';
+import { coerceNumber } from '../../../util/number.ts';
 import { Result } from '../../../util/result.ts';
 import {
   ensureTrailingSlash,
@@ -163,7 +164,7 @@ function orderChannels(channels: Channels = []): string[] {
         return { channel, priority: 0, index };
       }
 
-      return { ...channel, index: 0 };
+      return { ...channel, priority: coerceNumber(channel.priority), index };
     })
     .toSorted((a, b) => {
       // first based on priority then based on index

lib/modules/manager/pixi/schema.ts

@@ -14,7 +14,11 @@ export type Channels = z.infer<typeof Channel>[];
 
 const Channel = z.union([
   z.string(),
-  z.object({ channel: z.string(), priority: z.number() }),
+  z.object({
+    channel: z.string(),
+    priority: z.number().optional(),
+    'exclude-newer': z.string().optional(),
+  }),
 ]);
 
 export interface PixiPackageDependency extends PackageDependency {