fix: ensure string is passed to process.emitWarning (#1015)

* fix: ensure string is passed to process.emitWarning

* fix: allow ts-path to find tsx files

src/config/plugin.ts

@@ -343,7 +343,7 @@ export class Plugin implements IPlugin {
   }
 
   private addErrorScope(err: any, scope?: string) {
-    err.name = `${err.name} Plugin: ${this.name}`
+    err.name = err.name ?? inspect(err).trim()
     err.detail = compact([
       err.detail,
       `module: ${this._base}`,
@@ -431,6 +431,7 @@ export class Plugin implements IPlugin {
 
   private warn(err: CLIError | Error | string, scope?: string): void {
     if (typeof err === 'string') err = new Error(err)
-    process.emitWarning(this.addErrorScope(err, scope))
+    const warning = this.addErrorScope(err, scope)
+    process.emitWarning(warning.name, warning)
   }
 }

src/config/ts-path.ts

@@ -1,3 +1,4 @@
+import {access} from 'node:fs/promises'
 import {join, relative as pathRelative, sep} from 'node:path'
 import * as TSNode from 'ts-node'
 
@@ -212,8 +213,23 @@ async function determinePath(root: string, orig: string): Promise<string> {
 
   debug(`lib dir: ${lib}`)
   debug(`src dir: ${src}`)
-  debug(`src commands dir: ${out}`)
-  if (existsSync(out) || existsSync(out + '.ts')) {
+  debug(`src directory to find: ${out}`)
+
+  if (existsSync(out)) {
+    debug(`Found source directory for ${orig} at ${out}`)
+    return out
+  }
+
+  const sourceFiles = await Promise.all([
+    access(`${out}.ts`)
+      .then(() => `${out}.ts`)
+      .catch(() => false),
+    access(`${out}.tsx`)
+      .then(() => `${out}.tsx`)
+      .catch(() => false),
+  ])
+
+  if (sourceFiles.some(Boolean)) {
     debug(`Found source file for ${orig} at ${out}`)
     return out
   }