chore(stdlib): replace exit with throw

Signed-off-by: mateonunez <mateonunez95@gmail.com>

Author: mateonunez

lib/stdlib.js

@@ -6,13 +6,11 @@ import { ANAL_CHARACTERS } from './constants.js';
 
 export function anallify(string) {
   if (!checker(string)) {
-    process.stderr.write(`${ERROR.notString}\n`);
-    return process.exit(1);
+    throw new Error(ERROR.notString);
   }
 
   if (!string) {
-    process.stderr.write(`${ERROR.missingArgument}\n`);
-    return process.exit(1);
+    throw new Error(ERROR.missingArgument);
   }
 
   let anal = '';
@@ -29,13 +27,11 @@ export function anallify(string) {
 
 export function stringify(anal) {
   if (!checker(anal)) {
-    process.stderr.write(`${ERROR.notString}\n`);
-    return process.exit(1);
+    throw new Error(ERROR.notString);
   }
 
   if (!anal) {
-    process.stderr.write(`${ERROR.missingArgument}\n`);
-    return process.exit(1);
+    throw new Error(ERROR.missingArgument);
   }
 
   let string = '';
@@ -56,8 +52,7 @@ export function run(file) {
     const contents = fs.readFileSync(file, { encoding: 'utf-8' });
     return stringify(contents);
   } catch (error) {
-    process.stderr.write(`${ERROR.fileNotFound}\n`);
-    return process.exit(1);
+    throw new Error(ERROR.fileNotFound);
   }
 }
 
@@ -72,7 +67,6 @@ export function compile(file) {
     fs.writeFileSync(`${filename}.anal`, anallify(contents), { encoding: 'utf-8' });
     process.stdout.write(`${SUCCESS.compileSuccess}`);
   } catch (error) {
-    process.stderr.write(`${ERROR.fileNotFound}\n`);
-    process.exit(1);
+    throw new Error(ERROR.fileNotFound);
   }
 }