From 59690338f2a089f45505718c94b86dcb2d32f29d Mon Sep 17 00:00:00 2001
From: Blake Embrey <hello@blakeembrey.com>
Date: Wed, 25 Sep 2024 19:48:22 -0700
Subject: [PATCH] Target ES2015

---
 src/index.ts  | 10 +++++-----
 tsconfig.json |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 922df0b..7ead0a0 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -179,22 +179,22 @@ function* lexer(str: string): Generator<LexToken, LexToken> {
 }
 
 class Iter {
-  #peek?: LexToken;
+  private _peek?: LexToken;
 
   constructor(private tokens: Generator<LexToken, LexToken>) {}
 
   peek(): LexToken {
-    if (!this.#peek) {
+    if (!this._peek) {
       const next = this.tokens.next();
-      this.#peek = next.value;
+      this._peek = next.value;
     }
-    return this.#peek;
+    return this._peek;
   }
 
   tryConsume(type: TokenType): string | undefined {
     const token = this.peek();
     if (token.type !== type) return;
-    this.#peek = undefined; // Reset after consumed.
+    this._peek = undefined; // Reset after consumed.
     return token.value;
   }
 
diff --git a/tsconfig.json b/tsconfig.json
index 83a86d2..03b0dd0 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,8 +1,8 @@
 {
   "extends": "@borderless/ts-scripts/configs/tsconfig.json",
   "compilerOptions": {
-    "target": "ES2020",
-    "lib": ["ES2020"],
+    "target": "ES2015",
+    "lib": ["ES2015"],
     "rootDir": "src",
     "outDir": "dist",
     "module": "NodeNext",