diff options
Diffstat (limited to 'cmd/abigen')
| -rw-r--r-- | cmd/abigen/main.go | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/cmd/abigen/main.go b/cmd/abigen/main.go index 3a1ae6f4c..3ac37ba7a 100644 --- a/cmd/abigen/main.go +++ b/cmd/abigen/main.go @@ -29,7 +29,7 @@ import ( ) var ( - abiFlag = flag.String("abi", "", "Path to the Ethereum contract ABI json to bind") + abiFlag = flag.String("abi", "", "Path to the Ethereum contract ABI json to bind, - for STDIN") binFlag = flag.String("bin", "", "Path to the Ethereum contract bytecode (generate deploy method)") typFlag = flag.String("type", "", "Struct name for the binding (default = package name)") @@ -75,16 +75,27 @@ func main() { bins []string types []string ) - if *solFlag != "" { + if *solFlag != "" || *abiFlag == "-" { // Generate the list of types to exclude from binding exclude := make(map[string]bool) for _, kind := range strings.Split(*excFlag, ",") { exclude[strings.ToLower(kind)] = true } - contracts, err := compiler.CompileSolidity(*solcFlag, *solFlag) - if err != nil { - fmt.Printf("Failed to build Solidity contract: %v\n", err) - os.Exit(-1) + + var contracts map[string]*compiler.Contract + var err error + if *solFlag != "" { + contracts, err = compiler.CompileSolidity(*solcFlag, *solFlag) + if err != nil { + fmt.Printf("Failed to build Solidity contract: %v\n", err) + os.Exit(-1) + } + } else { + contracts, err = contractsFromStdin() + if err != nil { + fmt.Printf("Failed to read input ABIs from STDIN: %v\n", err) + os.Exit(-1) + } } // Gather all non-excluded contract for binding for name, contract := range contracts { @@ -138,3 +149,12 @@ func main() { os.Exit(-1) } } + +func contractsFromStdin() (map[string]*compiler.Contract, error) { + bytes, err := ioutil.ReadAll(os.Stdin) + if err != nil { + return nil, err + } + + return compiler.ParseCombinedJSON(bytes, "", "", "", "") +} |