source snapshot 2026-09-02

config/scripts/oxlint-plugin-test-runner.mjs

@@ -0,0 +1,58 @@
+import { spawnSync } from 'node:child_process'
+import { mkdtempSync, rmSync, writeFileSync } from 'node:fs'
+import { createRequire } from 'node:module'
+import { tmpdir } from 'node:os'
+import path from 'node:path'
+import process from 'node:process'
+
+const oxlintPackageDirectory = path.dirname(
+  createRequire(import.meta.url).resolve('oxlint/package.json')
+)
+const oxlintPath = path.join(oxlintPackageDirectory, 'bin', 'oxlint')
+
+export function runOxlintPluginOnSource({
+  pluginName,
+  pluginPath,
+  rules,
+  source,
+  extension = 'tsx'
+}) {
+  const directory = mkdtempSync(path.join(tmpdir(), `orca-${pluginName}-lint-`))
+  const sourcePath = path.join(directory, `sample.${extension}`)
+  const configPath = path.join(directory, 'oxlint.json')
+
+  try {
+    writeFileSync(sourcePath, source)
+    writeFileSync(
+      configPath,
+      JSON.stringify({
+        plugins: [],
+        categories: {
+          correctness: 'off',
+          suspicious: 'off',
+          pedantic: 'off',
+          perf: 'off',
+          style: 'off',
+          restriction: 'off',
+          nursery: 'off'
+        },
+        jsPlugins: [{ name: pluginName, specifier: pluginPath }],
+        rules
+      })
+    )
+    const result = spawnSync(
+      process.execPath,
+      [oxlintPath, '--config', configPath, '--format', 'json', sourcePath],
+      { encoding: 'utf8' }
+    )
+    if (result.error) {
+      throw result.error
+    }
+    if (!result.stdout.trim()) {
+      throw new Error(result.stderr || `${pluginName} did not produce Oxlint output`)
+    }
+    return JSON.parse(result.stdout).diagnostics
+  } finally {
+    rmSync(directory, { recursive: true, force: true })
+  }
+}