fix: use cross-platform which command

Author: satya164

package.json

@@ -51,6 +51,7 @@
     "is-git-dirty": "^1.0.0",
     "json5": "^2.1.3",
     "validate-npm-package-name": "^3.0.0",
+    "which": "^2.0.2",
     "yargs": "^15.3.1"
   },
   "optionalDependencies": {
@@ -72,6 +73,7 @@
     "@types/inquirer": "^6.5.0",
     "@types/json5": "^0.0.30",
     "@types/validate-npm-package-name": "^3.0.0",
+    "@types/which": "^1.3.2",
     "@types/yargs": "^15.0.4",
     "commitlint": "^8.3.5",
     "eslint": "^7.0.0",

src/targets/typescript.ts

@@ -1,6 +1,7 @@
 import chalk from 'chalk';
 import path from 'path';
 import fs from 'fs-extra';
+import which from 'which';
 import spawn from 'cross-spawn';
 import del from 'del';
 import JSON5 from 'json5';
@@ -84,7 +85,7 @@ export default async function build({
         (platform() === 'win32' ? '.cmd' : '');
 
     if (!(await fs.pathExists(tsc))) {
-      tsc = spawn.sync('which', ['tsc']).stdout.toString().trim();
+      tsc = await which('tsc');
 
       report.warn(
         `Using a global version of ${chalk.blue(

yarn.lock

@@ -1388,6 +1388,11 @@
   resolved "https://registry.yarnpkg.com/@types/validate-npm-package-name/-/validate-npm-package-name-3.0.0.tgz#0bc835adc7d6f41cf96a59b591fe8699468f6fab"
   integrity sha512-iFNNIrEaJH1lbPiyX+O/QyxSbKxrTjdNBVZGckt+iEL9So0hdZNBL68sOfHnt2txuUD8UJXvmKv/1DkgkebgUg==
 
+"@types/which@^1.3.2":
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/@types/which/-/which-1.3.2.tgz#9c246fc0c93ded311c8512df2891fb41f6227fdf"
+  integrity sha512-8oDqyLC7eD4HM307boe2QWKyuzdzWBj56xI/imSl2cpL+U3tCMaTAkMJ4ee5JBZ/FsOJlvRGeIShiZDAl1qERA==
+
 "@types/yargs-parser@*":
   version "15.0.0"
   resolved "https://registry.yarnpkg.com/@types/yargs-parser/-/yargs-parser-15.0.0.tgz#cb3f9f741869e20cce330ffbeb9271590483882d"
@@ -6269,7 +6274,7 @@ which@^1.2.9:
   dependencies:
     isexe "^2.0.0"
 
-which@^2.0.1:
+which@^2.0.1, which@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/which/-/which-2.0.2.tgz#7c6a8dd0a636a0327e10b59c9286eee93f3f51b1"
   integrity sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==