Gas limit tests

Author: pgherveou

cli/playground.ts

@@ -2,27 +2,59 @@
 
 import { env } from '../tools/lib/index.ts'
 import { abis } from '../codegen/abis.ts'
-import { Storage } from '../codegen/addresses.ts'
+import { Test } from '../codegen/addresses.ts'
+import { encodeFunctionData } from 'viem'
 
-{
-    const { request } = await env.wallet.simulateContract({
-        address: Storage,
-        abi: abis.Storage,
-        functionName: 'store',
-        args: [42n],
-    })
+switch (Deno.env.get('ACTION')) {
+    case 'execute': {
+        const { request } = await env.wallet.simulateContract({
+            address: Test,
+            abi: abis.Test,
+            functionName: 'tryCatchNewContract',
+            args: ['0x0000000000000000000000000000000000000000'],
+        })
 
-    const result = await env.wallet.writeContract(request)
-    console.log('store tx', result)
-}
+        const hash = await env.wallet.writeContract(request)
+        const receipt = await env.wallet.waitForTransactionReceipt({
+            hash,
+        })
+
+        const res = await env.debugClient.traceTransaction(
+            receipt.transactionHash,
+            'callTracer',
+            {},
+        )
+        console.log(JSON.stringify(res))
+        break
+    }
+
+    case 'estimate': {
+        const res = await env.wallet.estimateContractGas({
+            address: Test,
+            abi: abis.Test,
+            functionName: 'tryCatchNewContract',
+            args: ['0x0000000000000000000000000000000000000000'],
+        })
+
+        console.log(res)
+        break
+    }
 
-{
-    const result = await env.wallet.readContract(
-        {
-            address: Storage,
-            abi: abis.Storage,
-            functionName: 'retrieve',
-        },
-    )
-    console.log('retrieve:', result)
+    default: {
+        const res = await env.debugClient.traceCall(
+            {
+                account: env.wallet.account,
+                gas: 28663198355n, // * 140n / 100n,
+                to: Test,
+                data: encodeFunctionData({
+                    abi: abis.Test,
+                    functionName: 'tryCatchNewContract',
+                    args: ['0x0000000000000000000000000000000000000000'],
+                }),
+            },
+            'callTracer',
+            {},
+        )
+        console.log(JSON.stringify(res))
+    }
 }

contracts/Test.sol

@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: MIT
+pragma solidity >=0.7.0;
+
+// External contract used for try / catch examples
+contract Foo {
+    address public owner;
+
+    constructor(address _owner) {
+        require(_owner != address(0), "invalid address");
+        assert(_owner != 0x0000000000000000000000000000000000000001);
+        owner = _owner;
+    }
+
+    function myFunc(uint x) public pure returns (string memory) {
+        require(x != 0, "require failed");
+        return "my func was called";
+    }
+}
+
+contract Test {
+    event Log(string message);
+    event LogBytes(bytes data);
+
+    Foo public foo;
+
+    constructor() {
+        // This Foo contract is used for example of try catch with external call
+        foo = new Foo(msg.sender);
+    }
+
+    // Example of try / catch with external call
+    // tryCatchExternalCall(0) => Log("external call failed")
+    // tryCatchExternalCall(1) => Log("my func was called")
+    function tryCatchExternalCall(uint _i) public {
+        try foo.myFunc(_i) returns (string memory result) {
+            emit Log(result);
+        } catch {
+            emit Log("external call failed");
+        }
+    }
+
+    // Example of try / catch with contract creation
+    // tryCatchNewContract(0x0000000000000000000000000000000000000000) => Log("invalid address")
+    // tryCatchNewContract(0x0000000000000000000000000000000000000001) => LogBytes("")
+    // tryCatchNewContract(0x0000000000000000000000000000000000000002) => Log("Foo created")
+    function tryCatchNewContract(address _owner) public {
+        try new Foo(_owner) returns (Foo foo) {
+            // you can use variable foo here
+            emit Log("Foo created");
+        } catch Error(string memory reason) {
+            // catch failing revert() and require()
+            emit Log(reason);
+        } catch (bytes memory reason) {
+            // catch failing assert()
+            emit LogBytes(reason);
+        }
+    }
+}

tools/build.ts

@@ -129,6 +129,10 @@ function evmCompile(file: Deno.DirEntry, sources: CompileInput) {
         language: 'Solidity',
         sources,
         settings: {
+            optimizer: {
+                enabled: true,
+            },
+            viaIR: true, // <-- THIS activates the Y+ pipeline
             outputSelection: {
                 '*': {
                     '*': ['*'],

tools/deploy.ts

@@ -23,7 +23,7 @@ import { deploy } from './lib/index.ts'
 // })
 
 await deploy({
-    name: 'Storage',
+    name: 'Test',
     args: [],
     // bytecodeType: 'polkavm', // Specify `pvm` for PVM bytecode deployment
 })