From 2946405bc85aff8442bd212a090b0fc0e7a90062 Mon Sep 17 00:00:00 2001
From: sklppy88 <esau@aztecprotocol.com>
Date: Fri, 25 Oct 2024 05:39:31 +0000
Subject: [PATCH] init

---
 yarn-project/foundation/src/fields/fields.ts | 27 +++++++++++++-------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/yarn-project/foundation/src/fields/fields.ts b/yarn-project/foundation/src/fields/fields.ts
index 08443b004687..43b08cca3de8 100644
--- a/yarn-project/foundation/src/fields/fields.ts
+++ b/yarn-project/foundation/src/fields/fields.ts
@@ -234,14 +234,18 @@ export class Fr extends BaseField {
   }
 
   /**
-   * Creates a Fr instance from a hex string.
-   * @param buf - a hex encoded string.
+   * Creates a Fr instance from a string.
+   * @param buf - string with value.
+   * @param encoding - the encoding to use (default: hex)
    * @returns the Fr instance
    */
-  static fromString(buf: string) {
-    return fromHexString(buf, Fr);
-  }
+  static fromString(buf: string, encoding: 'hex' | 'dec' = 'hex') {
+    if (encoding === 'hex') {
+      return fromHexString(buf, Fr);
+    }
 
+    return new Fr(BigInt(buf));
+  }
   /** Arithmetic */
 
   add(rhs: Fr) {
@@ -369,12 +373,17 @@ export class Fq extends BaseField {
   }
 
   /**
-   * Creates a Fq instance from a hex string.
-   * @param buf - a hex encoded string.
+   * Creates a Fq instance from a string.
+   * @param buf - string with value.
+   * @param encoding - the encoding to use (default: hex)
    * @returns the Fq instance
    */
-  static fromString(buf: string) {
-    return fromHexString(buf, Fq);
+  static fromString(buf: string, encoding: 'hex' | 'dec' = 'hex') {
+    if (encoding === 'hex') {
+      return fromHexString(buf, Fq);
+    }
+
+    return new Fq(BigInt(buf));
   }
 
   static fromHighLow(high: Fr, low: Fr): Fq {