fix: patch ir diff

src/reports/__snapshots__/report.spec.ts.snap

@@ -296,7 +296,7 @@ exports[`report > should generate a well formatted report 1`] = `
 \`\`\`"
 `;
 
-exports[`report > should generate a well formatted report for 3.1 1`] = `
+exports[`report > should generate a well formatted report for 3.0 to 3.1 1`] = `
 "## Reserve changes
 
 ### Reserve altered
@@ -439,3 +439,93 @@ exports[`report > should generate a well formatted report for 3.1 1`] = `
 }
 \`\`\`"
 `;
+
+exports[`report > should generate a well formatted report for 3.1 1`] = `
+"## Reserve changes
+
+### Reserve altered
+
+#### GHO ([0x40D16FC0246aD3160Ccc09B8D0D3A2cD28aE6C2f](https://etherscan.io/address/0x40D16FC0246aD3160Ccc09B8D0D3A2cD28aE6C2f))
+
+| description | value before | value after |
+| --- | --- | --- |
+| maxVariableBorrowRate | 7 % | 6 % |
+| baseVariableBorrowRate | 7 % | 6 % |
+| interestRate | ![before](/.assets/e03975867d1c729d1a52bbec364211baff2dab5a.svg) | ![after](/.assets/a1a7ab1f1b9fcdf6ffa41ac7a8b4daf2daf98328.svg) |
+
+#### wstETH ([0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0](https://etherscan.io/address/0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### ETHx ([0xA35b1B31Ce002FBF2058D22F30f95D405200A15b](https://etherscan.io/address/0xA35b1B31Ce002FBF2058D22F30f95D405200A15b))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### cbETH ([0xBe9895146f7AF43049ca1c1AE358B0541Ea49704](https://etherscan.io/address/0xBe9895146f7AF43049ca1c1AE358B0541Ea49704))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### WETH ([0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2](https://etherscan.io/address/0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### weETH ([0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee](https://etherscan.io/address/0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### rETH ([0xae78736Cd615f374D3085123A210448E74Fc6393](https://etherscan.io/address/0xae78736Cd615f374D3085123A210448E74Fc6393))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+#### osETH ([0xf1C9acDc66974dFB6dEcB12aA385b9cD01190E38](https://etherscan.io/address/0xf1C9acDc66974dFB6dEcB12aA385b9cD01190E38))
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.liquidationBonus | 1 % | 2 % |
+
+
+## Raw diff
+
+\`\`\`json
+{
+  "eModes": {
+    "1": {
+      "liquidationBonus": {
+        "from": 10100,
+        "to": 10200
+      }
+    }
+  },
+  "strategies": {
+    "0x40D16FC0246aD3160Ccc09B8D0D3A2cD28aE6C2f": {
+      "baseVariableBorrowRate": {
+        "from": "70000000000000000000000000",
+        "to": "60000000000000000000000000"
+      },
+      "maxVariableBorrowRate": {
+        "from": "70000000000000000000000000",
+        "to": "60000000000000000000000000"
+      }
+    }
+  }
+}
+\`\`\`"
+`;

src/reports/diff-reports.ts

@@ -6,6 +6,16 @@ import {renderReserve, renderReserveDiff} from './reserve';
 import {AaveV3Reserve, type AaveV3Snapshot} from './snapshot-types';
 import {renderStrategy, renderStrategyDiff} from './strategy';
 
+function hasDiff(input: Record<string, any>): boolean {
+  if (!input) return false;
+  return !!Object.keys(input).find(
+    (key) =>
+      typeof input[key as keyof typeof input] === 'object' &&
+      (input[key as keyof typeof input].hasOwnProperty('from') ||
+        input[key as keyof typeof input].hasOwnProperty('to')),
+  );
+}
+
 export async function diffReports<A extends AaveV3Snapshot, B extends AaveV3Snapshot>(
   pre: A,
   post: B,
@@ -53,26 +63,35 @@ export async function diffReports<A extends AaveV3Snapshot, B extends AaveV3Snap
     .filter((i) => i);
   const reservesAltered = Object.keys(diffResult.reserves)
     .map((reserveKey) => {
-      // from being present on key means reserve was removed
-      if (
-        !(diffResult.reserves[reserveKey] as any).hasOwnProperty('from') &&
-        Object.keys(diffResult.reserves[reserveKey]).find(
-          (fieldKey) => typeof (diffResult.reserves as any)[reserveKey][fieldKey] === 'object',
+      // "from" being present on reserses key means reserve was removed
+      if (!(diffResult.reserves[reserveKey] as any).hasOwnProperty('from')) {
+        const hasChangedReserveProperties = hasDiff(diffResult.reserves[reserveKey]);
+        const preIrHash = hash(pre.strategies[reserveKey]);
+        const postIrHash = hash(post.strategies[reserveKey]);
+        const hasChangedIr = preIrHash !== postIrHash;
+        const eModeCategoryChanged =
+          diffResult.reserves[reserveKey].eModeCategory?.hasOwnProperty('from');
+        const eModeParamsChanged =
+          !eModeCategoryChanged &&
+          hasDiff(diffResult.eModes?.[diffResult.reserves[reserveKey].eModeCategory as any]);
+        if (
+          !hasChangedReserveProperties &&
+          !hasChangedIr &&
+          !eModeCategoryChanged &&
+          !eModeParamsChanged
         )
-      ) {
+          return;
         // diff reserve
         let report = renderReserveDiff(diffResult.reserves[reserveKey] as any, chainId);
         // diff irs
-        const preIrHash = hash(pre.strategies[reserveKey]);
-        const postIrHash = hash(post.strategies[reserveKey]);
-        if (preIrHash !== postIrHash) {
+        if (hasChangedIr) {
           report += renderStrategyDiff(
             diff(pre.strategies[reserveKey], post.strategies[reserveKey]) as any,
           );
           report += `| interestRate | ![before](/.assets/${preIrHash}.svg) | ![after](/.assets/${postIrHash}.svg) |`;
         }
         // diff eModes
-        if (diffResult.reserves[reserveKey].eModeCategory?.hasOwnProperty('from')) {
+        if (eModeCategoryChanged) {
           report += renderEmodeDiff(
             diff(
               pre.eModes[(diffResult.reserves[reserveKey].eModeCategory as any).from] || {},
@@ -81,6 +100,15 @@ export async function diffReports<A extends AaveV3Snapshot, B extends AaveV3Snap
           );
         }
 
+        if (eModeParamsChanged && !eModeCategoryChanged) {
+          report += renderEmodeDiff(
+            diff(
+              pre.eModes[diffResult.reserves[reserveKey].eModeCategory as any] || {},
+              post.eModes[diffResult.reserves[reserveKey].eModeCategory as any],
+            ) as any,
+          );
+        }
+
         return report;
       }
     })