feat: initial version

Author: mdjastrzebski

src/compiler.ts

@@ -1,5 +1,6 @@
 import type { RegexElement } from './types';
 import { characterClasses, isCharacterClass } from './character-classes';
+import { compileChoiceOf } from './components/choiceOf';
 import { baseQuantifiers, isBaseQuantifier } from './quantifiers/base';
 import { compileRepeat } from './quantifiers/repeat';
 
@@ -38,6 +39,10 @@ function compileSingle(element: RegexElement): string {
     return characterClasses[element.type];
   }
 
+  if (element.type === 'choiceOf') {
+    return compileChoiceOf(element)
+  }
+
   const compiledChildren = compileList(element.children);
 
   if (element.type === 'repeat') {

src/components/choiceOf.ts

@@ -8,6 +8,6 @@ export function choiceOf(...children: string[]): ChoiceOf {
   };
 }
 
-export function compileChoiceOf(component: ChoiceOf): string {
-  return wrapGroup(component.children.join('|'));
+export function compileChoiceOf(element: ChoiceOf): string {
+  return wrapGroup(element.children.join('|'));
 }