init

script/internal/fs-helper.js

@@ -0,0 +1,37 @@
+const assert = require('assert')
+const exec = require('./exec')
+const fs = require('fs')
+const paths = require('./paths')
+
+/**
+ * Checks whether a path exists
+ * @param {string} p  File or directory path
+ * @returns {Promise<boolean>}
+ */
+async function exists(p) {
+  assert.ok(p, "Arg 'p' must not be empty")
+  try {
+    await fs.promises.stat(p)
+    return true
+  }
+  catch (err) {
+    if (err.code === 'ENOENT') {
+      return false
+    }
+
+    throw err
+  }
+}
+exports.exists = exists
+
+/**
+ * Recreates the _temp directory
+ * @returns {Promise}
+ */
+async function reinitTemp() {
+  const temp = paths.temp
+  assert.ok(temp, 'Expected paths.temp to be defined')
+  await exec.exec('rm', ['-rf', temp])
+  await exec.exec('mkdir', ['-p', temp])
+}
+exports.reinitTemp = reinitTemp