throw error if Node version is below 18

index.js

@@ -7,6 +7,7 @@ const { Server } = require("socket.io");
 const { io } = require("socket.io-client");
 const term = require( 'terminal-kit' ).terminal;
 const Downloader = require("nodejs-file-downloader");
+const semver = require('semver');
 const platform = os.platform()
 const shell = platform === 'win32' ? 'powershell.exe' : 'bash';
 class Dalai {
@@ -117,6 +118,12 @@ class Dalai {
     return modelNames
   }
   async install(...models) {
+    // Check if current version is greater than or equal to 18
+    const node_version = process.version;
+    if (!semver.gte(node_version, '18.0.0')) {
+      throw new Error("outdated Node version, please install Node 18 or newer")
+    }
+
     // install llama.cpp to home
     let success = await this.exec(`git clone https://github.com/ggerganov/llama.cpp.git ${this.home}`)
     if (!success) {

package.json

@@ -12,13 +12,14 @@
     "just:fix": "npx prettier --write ."
   },
   "dependencies": {
+    "ejs": "^3.1.8",
+    "express": "^4.18.2",
     "node-pty": "^0.10.1",
     "nodejs-file-downloader": "^4.10.6",
+    "semver": "^7.3.8",
     "socket.io": "^4.6.1",
     "socket.io-client": "^4.6.1",
-    "terminal-kit": "^3.0.0",
-    "ejs": "^3.1.8",
-    "express": "^4.18.2"
+    "terminal-kit": "^3.0.0"
   },
   "devDependencies": {
     "prettier": "^2.8.4"

yarn.lock

@@ -462,6 +462,13 @@ lazyness@^1.2.0:
   resolved "https://registry.npmjs.org/lazyness/-/lazyness-1.2.0.tgz"
   integrity sha512-KenL6EFbwxBwRxG93t0gcUyi0Nw0Ub31FJKN1laA4UscdkL1K1AxUd0gYZdcLU3v+x+wcFi4uQKS5hL+fk500g==
 
+lru-cache@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz"
+  integrity sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==
+  dependencies:
+    yallist "^4.0.0"
+
 media-typer@0.3.0:
   version "0.3.0"
   resolved "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz"
@@ -665,6 +672,13 @@ sanitize-filename@^1.6.3:
   dependencies:
     truncate-utf8-bytes "^1.0.0"
 
+semver@^7.3.8:
+  version "7.3.8"
+  resolved "https://registry.npmjs.org/semver/-/semver-7.3.8.tgz"
+  integrity sha512-NB1ctGL5rlHrPJtFDVIVzTyQylMLu9N9VICA6HSFJo8MCGVTMW6gfpicwKmmK/dAjTOrqu5l63JJOpDSrAis3A==
+  dependencies:
+    lru-cache "^6.0.0"
+
 send@0.18.0:
   version "0.18.0"
   resolved "https://registry.npmjs.org/send/-/send-0.18.0.tgz"
@@ -847,3 +861,8 @@ xmlhttprequest-ssl@~2.0.0:
   version "2.0.0"
   resolved "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-2.0.0.tgz"
   integrity sha512-QKxVRxiRACQcVuQEYFsI1hhkrMlrXHPegbbd1yn9UHOmRxY+si12nQYzri3vbzt8VdTTRviqcKxcyllFas5z2A==
+
+yallist@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz"
+  integrity sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==