fix(detect): don't choke if devDependencies not defined

Fixes #8

Author: balazsorban44

lib/detect.js

@@ -19,9 +19,9 @@ export async function detectFramework(path = "") {
     /** @type {import("./meta").SupportedFramework[]} */
     const foundFrameworks = []
 
-    if (packageJson.dependencies["next"]) foundFrameworks.push("next")
-    if (packageJson.dependencies["express"]) foundFrameworks.push("express")
-    if (packageJson.devDependencies["@sveltejs/kit"])
+    if (packageJson?.dependencies?.["next"]) foundFrameworks.push("next")
+    if (packageJson?.dependencies?.["express"]) foundFrameworks.push("express")
+    if (packageJson?.devDependencies?.["@sveltejs/kit"])
       foundFrameworks.push("sveltekit")
 
     if (foundFrameworks.length === 1) return foundFrameworks[0]
@@ -33,7 +33,8 @@ export async function detectFramework(path = "") {
       return "unknown"
     }
     return "unknown"
-  } catch {
+  } catch (error) {
+    console.error(error)
     return "unknown"
   }
 }
@@ -43,14 +44,15 @@ export async function requireFramework(path = "") {
 
   if (framework === "unknown") {
     console.error(
-      y.red(`No framework detected. Currently supported frameworks are: ${y.bold(
-        Object.keys(frameworks).join(", ")
-      )}`)
+      y.red(
+        `No framework detected. Currently supported frameworks are: ${y.bold(
+          Object.keys(frameworks).join(", ")
+        )}`
+      )
     )
 
     process.exit(0)
   }
 
   return framework
 }
-