fix(deps): fix dependencies versions

package.json

@@ -42,7 +42,8 @@
   },
   "homepage": "https://github.com/Rubilmax/ethers-maths#readme",
   "dependencies": {
-    "ethers": "^5.0.0"
+    "@ethersproject/bignumber": "^5.7.0",
+    "@ethersproject/units": "^5.7.0"
   },
   "devDependencies": {
     "@trivago/prettier-plugin-sort-imports": "^3.3.0",
@@ -63,9 +64,7 @@
     "ts-jest": "^27.0.5",
     "typescript": "^4.7.4"
   },
-  "peerDependencies": {
-    "ethers": "^5.7.0"
-  },
+  "peerDependencies": {},
   "config": {
     "commitizen": {
       "path": "./node_modules/cz-conventional-changelog"

src/index.ts

@@ -1,4 +1,5 @@
-import { BigNumber, BigNumberish, utils } from "ethers";
+import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
+import { formatUnits, parseUnits } from "@ethersproject/units";
 
 import { avgUp, max, min, mulDivUp, pow10 } from "./utils";
 
@@ -15,7 +16,7 @@ const HALF_WAD_PERCENT_RATIO = WAD_PERCENT_RATIO.div(2);
 const RAY_PERCENT_RATIO = RAY.div(PERCENT);
 const HALF_RAY_PERCENT_RATIO = RAY_PERCENT_RATIO.div(2);
 
-declare module "ethers" {
+declare module "@ethersproject/bignumber" {
   interface BigNumber {
     min: (other: BigNumberish) => BigNumber;
     max: (other: BigNumberish) => BigNumber;
@@ -99,7 +100,7 @@ BigNumber.prototype.percentToRay = function () {
   return this.mul(RAY_PERCENT_RATIO);
 };
 BigNumber.prototype.formatPercent = function () {
-  return utils.formatUnits(this, 2);
+  return formatUnits(this, 2);
 };
 
 BigNumber.prototype.wadAdd = function (wad: BigNumberish) {
@@ -124,7 +125,7 @@ BigNumber.prototype.wadToRay = function () {
   return this.mul(RAY_WAD_RATIO);
 };
 BigNumber.prototype.formatWad = function () {
-  return utils.formatUnits(this, 18);
+  return formatUnits(this, 18);
 };
 
 BigNumber.prototype.rayAdd = function (ray: BigNumberish) {
@@ -149,16 +150,16 @@ BigNumber.prototype.rayToWad = function () {
   return this.add(HALF_RAY_WAD_RATIO).div(RAY_WAD_RATIO);
 };
 BigNumber.prototype.formatRay = function () {
-  return utils.formatUnits(this, 27);
+  return formatUnits(this, 27);
 };
 
 BigNumber.pow10 = pow10;
 BigNumber.parsePercent = function (value: string) {
-  return utils.parseUnits(value, 2);
+  return parseUnits(value, 2);
 };
 BigNumber.parseWad = function (value: string) {
-  return utils.parseUnits(value, 18);
+  return parseUnits(value, 18);
 };
 BigNumber.parseRay = function (value: string) {
-  return utils.parseUnits(value, 27);
+  return parseUnits(value, 27);
 };

src/utils.ts

@@ -1,4 +1,4 @@
-import { BigNumber, BigNumberish } from "ethers";
+import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
 
 export const pow10 = (power: BigNumberish) => BigNumber.from(10).pow(power);
 

test/index.spec.ts

@@ -1,4 +1,4 @@
-import { BigNumber } from "ethers";
+import { BigNumber } from "@ethersproject/bignumber";
 
 import "../src";