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go-ethereum
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proper error handling proposal

This commit is contained in:
Marek Kotewicz 2014-11-07 14:03:46 +01:00
parent b0e11826e5
commit 0d6479e1d6
2 changed files with 18 additions and 13 deletions
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5
httprpc.js
View File

@ -40,7 +40,8 @@
return { return {
_id: object.id, _id: object.id,
data: object.result data: object.result,
error: object.error
}; };
}; };
@ -70,7 +71,7 @@
var self = this; var self = this;
this.sendRequest(payload, function (request) { this.sendRequest(payload, function (request) {
var parsed = JSON.parse(request.responseText); var parsed = JSON.parse(request.responseText);
if (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result) { if (parsed.error || (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result)) {
return; return;
} }
self.handlers.forEach(function (handler) { self.handlers.forEach(function (handler) {

26
main.js
View File

@ -153,15 +153,15 @@
return {call: call, args: args}; return {call: call, args: args};
}).then(function (request) { }).then(function (request) {
return new Promise(function (resolve, reject) { return new Promise(function (resolve, reject) {
web3.provider.send(request, function (result) { web3.provider.send(request, function (err, result) {
if (result || typeof result === "boolean") { if (!err) {
resolve(result); resolve(result);
return; return;
} }
reject(result); reject(err);
}); });
}); });
}).catch(function( err) { }).catch(function(err) {
console.error(err); console.error(err);
}); });
}; };
@ -173,8 +173,12 @@
var proto = {}; var proto = {};
proto.get = function () { proto.get = function () {
return new Promise(function(resolve, reject) { return new Promise(function(resolve, reject) {
web3.provider.send({call: property.getter}, function(result) { web3.provider.send({call: property.getter}, function(err, result) {
resolve(result); if (!err) {
resolve(result);
return
}
reject(err);
}); });
}); });
}; };
@ -182,12 +186,12 @@
proto.set = function (val) { proto.set = function (val) {
return flattenPromise([val]).then(function (args) { return flattenPromise([val]).then(function (args) {
return new Promise(function (resolve) { return new Promise(function (resolve) {
web3.provider.send({call: property.setter, args: args}, function (result) { web3.provider.send({call: property.setter, args: args}, function (err, result) {
if (result) { if (!err) {
resolve(result); resolve(result);
} else { return
reject(result);
} }
reject(err);
}); });
}); });
}).catch(function (err) { }).catch(function (err) {
@ -438,7 +442,7 @@
if(data._id) { if(data._id) {
var cb = web3._callbacks[data._id]; var cb = web3._callbacks[data._id];
if (cb) { if (cb) {
cb.call(this, data.data) cb.call(this, data.error, data.data)
delete web3._callbacks[data._id]; delete web3._callbacks[data._id];
} }
} }