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Add support for tuple arrays and tests #87

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8 changes: 5 additions & 3 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,10 +11,12 @@ function _getABIs() {
}

function _typeToString(input) {
if (input.type === "tuple") {
return "(" + input.components.map(_typeToString).join(",") + ")";
let inputString = input.type;
if (input.type.includes("tuple")) {
inputString = "(" + input.components.map(_typeToString).join(",") + ")";
inputString += input.type.substring(5);
}
return input.type;
return inputString;
}

function _addABI(abiArray) {
Expand Down
54 changes: 52 additions & 2 deletions test/test.js
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Expand Up @@ -79,6 +79,56 @@ describe("abi decoder", function () {
expect(decodedData.params[0].type).to.equal("uint256[]");
});

it("decode data with struct arrays", () => {
abiDecoder.addABI( [
{
"inputs": [
{
"components": [
{
"internalType": "string",
"name": "name",
"type": "string"
},
{
"internalType": "uint32",
"name": "age",
"type": "uint32"
},
{
"internalType": "address",
"name": "wallet",
"type": "address"
}
],
"internalType": "struct Storage.Person[]",
"name": "people",
"type": "tuple[]"
}
],
"name": "store",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
]);
const testData = "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";
const decodedData = abiDecoder.decodeMethod(testData);
expect(decodedData).to.be.an("object");
expect(decodedData).to.have.all.keys("name", "params");
expect(decodedData.name).to.equal("store");
expect(decodedData.params).to.be.a("array");
expect(decodedData.params).to.have.length(1);
expect(decodedData.params[0].name).to.equal("people");
expect(decodedData.params[0].type).to.equal("tuple[]");
decodedData.params[0].value.forEach((value) => {
expect(value).to.have.length(3);
expect(value[0]).to.equal("tom");
expect(value[1]).to.equal("25");
expect(value[2]).to.equal("0x5B38Da6a701c568545dCfcB03FcB875f56beddC4");
});
});

it("decode logs without indexed", () => {
const testLogs = [
{
Expand Down Expand Up @@ -161,13 +211,13 @@ describe("abi decoder", function () {
it("remove ABI", () => {
let methods = abiDecoder.getMethodIDs();
expect(methods).to.be.an("object");
expect(Object.keys(methods)).to.have.length(44);
expect(Object.keys(methods)).to.have.length(45);

abiDecoder.removeABI(testABI);

methods = abiDecoder.getMethodIDs();
expect(methods).to.be.an("object");
expect(Object.keys(methods)).to.have.length(39);
expect(Object.keys(methods)).to.have.length(40);
});

});