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Add error handling to Greeter tutorial #774

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Jan 24, 2018
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Add error handling to Greeter tutorial #774

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a378346
Add error handling to Greeter tutorial
Jan 10, 2018
128e710
Use early return for error handling.
an1lam Jan 16, 2018
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17 changes: 9 additions & 8 deletions views/content/greeter.md
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Original file line number Diff line number Diff line change
Expand Up @@ -96,16 +96,17 @@ You have now compiled your code and made it available to Geth. Now you need to
var _greeting = "Hello World!"

var greeter = greeterFactory.new(_greeting,{from:eth.accounts[0],data:greeterCompiled,gas:47000000}, function(e, contract){
if(!e) {

if(!contract.address) {
console.log("Contract transaction send: TransactionHash: " + contract.transactionHash + " waiting to be mined...");
if(e) {
console.error(e); // If something goes wrong, at least we'll know.
return;
}

} else {
console.log("Contract mined! Address: " + contract.address);
console.log(contract);
}
if(!contract.address) {
console.log("Contract transaction send: TransactionHash: " + contract.transactionHash + " waiting to be mined...");

} else {
console.log("Contract mined! Address: " + contract.address);
console.log(contract);
}
})

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