The equity compiler tool is the equity commandline compiler.
Go version 1.8 or higher, with $GOPATH set to your preferred directory
Build source code, the build target of the equity compiler commandline tool is equity.
$ make equitythen change directory to equity, and you can find the commandline tool equity :
$ cd equityUsage of equity commandline compiler:
$ ./equity <input_file> [flags]Using help provides you with an explanation of all options.
$ ./equity --helpavailable flags:
--bin Binary of the contracts in hex.
--instance Object of the Instantiated contracts.
--shift Function shift of the contracts.The contents of the contract file TradeOffer(without file suffix restrictions) are as follows:
contract TradeOffer(assetRequested: Asset,
amountRequested: Amount,
seller: Program,
cancelKey: PublicKey) locks valueAmount of valueAsset {
clause trade() {
lock amountRequested of assetRequested with seller
unlock valueAmount of valueAsset
}
clause cancel(sellerSig: Signature) {
verify checkTxSig(cancelKey, sellerSig)
unlock valueAmount of valueAsset
}
}- Compiler contract file to generate the binary:
./equity TradeOffer --binthe return result:
======= TradeOffer =======
Binary:
547a6413000000007b7b51547ac1631a000000547a547aae7cac- Query the clause shift for contract:
./equity TradeOffer --shiftthe return result:
======= TradeOffer =======
Clause shift:
trade: 00000000
cancel: 13000000
ending: 1a000000NOTE: If the contract contains only one clause, Users don't need clause selector when unlock contract. Furthermore, there is no signification for ending clause shift except for display.
- Instantiated contract with arguments:
./equity TradeOffer --instance 84fe51a7739e8e2fe28e7042bb114fd6d6abd09cd22af867729ea001c87cd550 1000 0014d6598ab7dce6b04d43f31ad6eed76b18da553e94 7975f3f71ca7f55ecdef53ccf44224d514bc584bc065770bba8dcdb9d7f9ae6cthe return result:
======= TradeOffer =======
Instantiated program:
207975f3f71ca7f55ecdef53ccf44224d514bc584bc065770bba8dcdb9d7f9ae6c160014d6598ab7dce6b04d43f31ad6eed76b18da553e9402e8032084fe51a7739e8e2fe28e7042bb114fd6d6abd09cd22af867729ea001c87cd550741a547a6413000000007b7b51547ac1631a000000547a547aae7cac00c0When you don't know the order of the contract parameters, you can use the prompt function:
./equity TradeOffer --instancethe commandline tips:
======= TradeOffer =======
Instantiated program:
Error: The number of input arguments 0 is less than the number of contract parameters 4
Usage:
equity TradeOffer <assetRequested> <amountRequested> <seller> <cancelKey>The input contract argument description:
| type | value description |
|---|---|
| Boolean | true/1 , false/0 |
| Integer | 0 ~ 2^63-1 |
| Amount | -2^63 ~ 2^63-1 |
| Asset | hex string with length 64 |
| Hash | hex string with length 64 |
| PublicKey | hex string with length 64 |
| Program | hex string |
| String | string with ASCII, e.g., "this is a test string" |
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