bancorx - npm Package Compare versions

Comparing version 0.2.86 to 0.2.91

build/index.d.ts

@@ -92,1 +92,7 @@ import { Converter, nRelay, ChoppedRelay } from "./interfaces";
 export declare function chargeFee(asset: Asset, decimalFee: number, magnitude?: number): Asset;
+export declare function liquidate(smartTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;
+export declare function calculateLiquidateCost(reserveTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;
+export declare function fund(smartTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;
+export declare function calculateFundReturnSmall(reserveTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;
+export declare function calculateFundReturnBig(reserveTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;
+export declare function calculateFundReturn(reserveTokens: Asset, reserveBalance: Asset, smartSupply: Asset): Asset;

build/index.js

@@ -114,3 +114,3 @@ "use strict";
 function calculateSmartToReserve(smartTokens, reserveBalance, smartSupply, ratio = 0.5) {
-    const smartTokensN = smartTokens.toDecimal();
+    const reserveTokensN = smartTokens.toDecimal();
     const reserveBalanceN = reserveBalance.toDecimal();
@@ -121,3 +121,3 @@ const smartSupplyN = smartSupply.toDecimal();
     decimal_js_1.default.set({ precision: 15, rounding: decimal_js_1.default.ROUND_DOWN });
-    const reward = reserveBalanceN.times(one.minus(decimal_js_1.default.pow(one.minus(smartTokensN.div(smartSupplyN)), ratioN)));
+    const reward = reserveBalanceN.times(one.minus(decimal_js_1.default.pow(one.minus(reserveTokensN.div(smartSupplyN)), ratioN)));
     return new eos_common_1.Asset(reward
@@ -266,2 +266,83 @@ .times(Math.pow(10, reserveBalance.symbol.precision))
 exports.chargeFee = chargeFee;
+function liquidate(smartTokens, reserveBalance, smartSupply) {
+    const smartTokensN = smartTokens.toDecimal();
+    const reserveBalanceN = reserveBalance.toDecimal();
+    const smartSupplyN = smartSupply.toDecimal();
+    const reward = smartTokensN.times(reserveBalanceN).div(smartSupplyN);
+    return new eos_common_1.Asset(reward
+        .times(Math.pow(10, reserveBalance.symbol.precision))
+        .toDecimalPlaces(0, decimal_js_1.default.ROUND_DOWN)
+        .toNumber(), reserveBalance.symbol);
+}
+exports.liquidate = liquidate;
+function calculateLiquidateCost(reserveTokens, reserveBalance, smartSupply) {
+    const reserveTokensN = reserveTokens.toDecimal();
+    const reserveBalanceN = reserveBalance.toDecimal();
+    const smartSupplyN = smartSupply.toDecimal();
+    const reward = reserveTokensN.times(smartSupplyN).div(reserveBalanceN);
+    return new eos_common_1.Asset(reward
+        .times(Math.pow(10, smartSupply.symbol.precision))
+        .toDecimalPlaces(0, decimal_js_1.default.ROUND_DOWN)
+        .toNumber(), smartSupply.symbol);
+}
+exports.calculateLiquidateCost = calculateLiquidateCost;
+function fund(smartTokens, reserveBalance, smartSupply) {
+    const reserveTokensN = smartTokens.toDecimal();
+    const reserveBalanceN = reserveBalance.toDecimal();
+    const smartSupplyN = smartSupply.toDecimal();
+    const one = new decimal_js_1.default(1);
+    // (smart_amount * balance - 1) / current_smart_supply + 1;
+    const reward = reserveTokensN
+        .times(reserveBalanceN)
+        .minus(one)
+        .div(smartSupplyN)
+        .plus(one);
+    return new eos_common_1.Asset(reward
+        .times(Math.pow(10, reserveBalance.symbol.precision))
+        .toDecimalPlaces(0, decimal_js_1.default.ROUND_DOWN)
+        .toNumber(), reserveBalance.symbol);
+}
+exports.fund = fund;
+function calculateFundReturnSmall(reserveTokens, reserveBalance, smartSupply) {
+    const wholeGuarantee = new decimal_js_1.default(Math.pow(10, 10));
+    const reserveTokensN = reserveTokens.toDecimal().times(wholeGuarantee);
+    const reserveBalanceN = reserveBalance.toDecimal().times(wholeGuarantee);
+    const smartSupplyN = smartSupply.toDecimal().times(wholeGuarantee);
+    const one = new decimal_js_1.default(1);
+    decimal_js_1.default.set({ precision: 15, rounding: decimal_js_1.default.ROUND_DOWN });
+    const reward = reserveTokensN
+        .times(smartSupplyN)
+        .minus(smartSupplyN)
+        .plus(one)
+        .div(reserveBalanceN);
+    return new eos_common_1.Asset(reward
+        .div(wholeGuarantee)
+        .times(Math.pow(10, smartSupply.symbol.precision))
+        .toDecimalPlaces(0, decimal_js_1.default.ROUND_DOWN)
+        .toNumber(), smartSupply.symbol);
+}
+exports.calculateFundReturnSmall = calculateFundReturnSmall;
+function calculateFundReturnBig(reserveTokens, reserveBalance, smartSupply) {
+    const reserveTokensN = reserveTokens.toDecimal();
+    const reserveBalanceN = reserveBalance.toDecimal();
+    const smartSupplyN = smartSupply.toDecimal();
+    const one = new decimal_js_1.default(1);
+    decimal_js_1.default.set({ precision: 15, rounding: decimal_js_1.default.ROUND_DOWN });
+    const reward = reserveTokensN
+        .times(smartSupplyN)
+        .minus(smartSupplyN)
+        .plus(one)
+        .div(reserveBalanceN);
+    return new eos_common_1.Asset(reward
+        .times(Math.pow(10, smartSupply.symbol.precision))
+        .toDecimalPlaces(0, decimal_js_1.default.ROUND_DOWN)
+        .toNumber(), smartSupply.symbol);
+}
+exports.calculateFundReturnBig = calculateFundReturnBig;
+function calculateFundReturn(reserveTokens, reserveBalance, smartSupply) {
+    return reserveTokens.toDecimal().greaterThanOrEqualTo(1)
+        ? calculateFundReturnBig(reserveTokens, reserveBalance, smartSupply)
+        : calculateFundReturnSmall(reserveTokens, reserveBalance, smartSupply);
+}
+exports.calculateFundReturn = calculateFundReturn;
 //# sourceMappingURL=index.js.map

package.json

 {
     "name": "bancorx",
-    "version": "0.2.86",
+    "version": "0.2.91",
     "description": "BancorX Utility",
@@ -5,0 +5,0 @@ "main": "build/index.js",

No alert changes

Improved metrics

Total package byte prevSize

57423

increased by16.25%

Lines of code

809

increased by12.05%

No dependency changes