@polymarket/amm-maths - npm Package Compare versions

Comparing version 0.1.0 to 0.1.1

lib/fpmm/index.d.ts

@@ -1,3 +0,3 @@
-export { calcPoolTokens, calcAddFundingSendAmounts, calcDepositedTokens, calcRemoveFundingSendAmounts, calcDistributionHint, calcInitialFundingSendAmounts, } from "./liquidity";
+export { calcPoolTokens, calcAddFundingSendAmounts, calcDepositedTokens, calcRemoveFundingSendAmounts, calcDistributionHint, calcInitialFundingSendAmounts, calcPoolBalancesAfterAddFunding, } from "./liquidity";
 export { calcPrice } from "./price";
 export { computeBalanceAfterSharePurchase, computeBalanceAfterShareSale, calcBuyAmountInShares, calcSellAmountInCollateral, } from "./trading";

lib/fpmm/index.js

@@ -10,2 +10,3 @@ "use strict";
 Object.defineProperty(exports, "calcInitialFundingSendAmounts", { enumerable: true, get: function () { return liquidity_1.calcInitialFundingSendAmounts; } });
+Object.defineProperty(exports, "calcPoolBalancesAfterAddFunding", { enumerable: true, get: function () { return liquidity_1.calcPoolBalancesAfterAddFunding; } });
 var price_1 = require("./price");
@@ -12,0 +13,0 @@ Object.defineProperty(exports, "calcPrice", { enumerable: true, get: function () { return price_1.calcPrice; } });

lib/fpmm/liquidity/calcAddFundingSendAmounts.d.ts

 import { BigNumber } from "@ethersproject/bignumber";
 /**
- * Compute the number of outcomes that will be sent to the user by the Market Maker
- * after adding `addedFunds` of collateral.
+ * Compute the numbers of outcome tokens that will be sent to the user by the market maker after adding `addedFunds` of collateral.
  * @param addedFunds - the amount of collateral being added to the market maker as liquidity
  * @param poolBalances - the market maker's balances of outcome tokens
- * @param poolShareSupply - the total supply of liquidity pool tokens
  */
-export declare const calcAddFundingSendAmounts: (addedFunds: BigNumber, poolBalances: BigNumber[], poolShareSupply: BigNumber) => BigNumber[] | null;
+export declare const calcAddFundingSendAmounts: (addedFunds: BigNumber, poolBalances: BigNumber[]) => BigNumber[];

lib/fpmm/liquidity/calcAddFundingSendAmounts.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.calcAddFundingSendAmounts = void 0;
+var calcAddFundingDepositedAmounts_1 = require("./calcAddFundingDepositedAmounts");
 /**
- * Compute the number of outcomes that will be sent to the user by the Market Maker
- * after adding `addedFunds` of collateral.
+ * Compute the numbers of outcome tokens that will be sent to the user by the market maker after adding `addedFunds` of collateral.
  * @param addedFunds - the amount of collateral being added to the market maker as liquidity
  * @param poolBalances - the market maker's balances of outcome tokens
- * @param poolShareSupply - the total supply of liquidity pool tokens
  */
-exports.calcAddFundingSendAmounts = function (addedFunds, poolBalances, poolShareSupply) {
-    if (poolShareSupply.eq(0)) {
-        return null;
-    }
-    var poolWeight = poolBalances.reduce(function (a, b) { return (a.gt(b) ? a : b); });
-    var sendAmounts = poolBalances.map(function (h) {
-        var remaining = addedFunds.mul(h).div(poolWeight);
-        return addedFunds.sub(remaining);
-    });
+exports.calcAddFundingSendAmounts = function (addedFunds, poolBalances) {
+    var depositAmounts = calcAddFundingDepositedAmounts_1.calcAddFundingDepositedAmounts(addedFunds, poolBalances);
+    var sendAmounts = depositAmounts.map(function (depositAmount) { return addedFunds.sub(depositAmount); });
     return sendAmounts;
 };

lib/fpmm/liquidity/calcInitialFundingSendAmounts.d.ts

 import { BigNumber } from "@ethersproject/bignumber";
 /**
- * Compute the number of outcomes that will be sent to the user by the Market Maker
- * after funding it for the first time with `addedFunds` of collateral.
+ * Compute the number of outcome tokens that will be sent to the user by the market maker after funding it for the first time with `addedFunds` of collateral.
+ * @dev The distribution hint plays the role of the pool's balances so we can just forward this to calcAddFundingSendAmounts
  * @param addedFunds - the amount of collateral being added to the market maker as liquidity
@@ -6,0 +6,0 @@ * @param distributionHint - a distribution hint as calculated by `calcDistributionHint`

lib/fpmm/liquidity/calcInitialFundingSendAmounts.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.calcInitialFundingSendAmounts = void 0;
+var calcAddFundingSendAmounts_1 = require("./calcAddFundingSendAmounts");
 /**
- * Compute the number of outcomes that will be sent to the user by the Market Maker
- * after funding it for the first time with `addedFunds` of collateral.
+ * Compute the number of outcome tokens that will be sent to the user by the market maker after funding it for the first time with `addedFunds` of collateral.
+ * @dev The distribution hint plays the role of the pool's balances so we can just forward this to calcAddFundingSendAmounts
  * @param addedFunds - the amount of collateral being added to the market maker as liquidity
@@ -11,5 +12,3 @@ * @param distributionHint - a distribution hint as calculated by `calcDistributionHint`
 exports.calcInitialFundingSendAmounts = function (addedFunds, distributionHint) {
-    var maxHint = distributionHint.reduce(function (a, b) { return (a.gt(b) ? a : b); });
-    var sendAmounts = distributionHint.map(function (hint) { return addedFunds.sub(addedFunds.mul(hint).div(maxHint)); });
-    return sendAmounts;
+    return calcAddFundingSendAmounts_1.calcAddFundingSendAmounts(addedFunds, distributionHint);
 };

lib/fpmm/liquidity/index.d.ts

@@ -7,1 +7,2 @@ export { calcAddFundingSendAmounts } from "./calcAddFundingSendAmounts";
 export { calcRemoveFundingSendAmounts } from "./calcRemoveFundingSendAmounts";
+export { calcPoolBalancesAfterAddFunding } from "./calcPoolBalancesAfterAddFunding";

lib/fpmm/liquidity/index.js

@@ -15,1 +15,3 @@ "use strict";
 Object.defineProperty(exports, "calcRemoveFundingSendAmounts", { enumerable: true, get: function () { return calcRemoveFundingSendAmounts_1.calcRemoveFundingSendAmounts; } });
+var calcPoolBalancesAfterAddFunding_1 = require("./calcPoolBalancesAfterAddFunding");
+Object.defineProperty(exports, "calcPoolBalancesAfterAddFunding", { enumerable: true, get: function () { return calcPoolBalancesAfterAddFunding_1.calcPoolBalancesAfterAddFunding; } });

lib/utils.js

@@ -26,3 +26,6 @@ "use strict";
     if (scale === void 0) { scale = 10000; }
-    return bignumber_1.BigNumber.from(a).mul(scale).div(b).toNumber() / scale;
+    return (bignumber_1.BigNumber.from(a)
+        .mul(scale)
+        .div(b)
+        .toNumber() / scale);
 };
@@ -29,0 +32,0 @@ /**

package.json

 {
   "name": "@polymarket/amm-maths",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "Utility package to store common maths for interacting with Conditional Tokens AMMs",
@@ -36,4 +36,5 @@ "repository": "https://github.com/TokenUnion/amm-maths.git",
     "@types/big.js": "^6.0.0",
+    "@types/jest": "^26.0.20",
     "eslint": "6.x",
-    "eslint-config-airbnb-typescript-prettier": "^3.1.0",
+    "eslint-config-airbnb-base-typescript-prettier": "^4.1.0",
     "jest": "^26.6.3",
@@ -58,3 +59,3 @@ "lint-staged": "^10.2.7",
     "clean": "shx rm -rf ./lib",
-    "lint": "eslint --config ./.eslintrc.js --ignore-path ./.eslintignore ./src/**/*",
+    "lint": "eslint --config ./.eslintrc.js --ignore-path ./.eslintignore ./src/**/*.ts",
     "test": "jest",
@@ -61,0 +62,0 @@ "prepack": "yarn clean && yarn test && yarn build"

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Fixed alerts

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Improved metrics

Total package byte prevSize

39286

increased by15.75%

Number of package files

46

increased by21.05%

Lines of code

580

increased by13.73%

Worsened metrics

Dev dependency count

12

increased by9.09%

Number of medium supply chain risk alerts

1

increased byInfinity%

No dependency changes