@proton/hyperion v3.4.0
Hyperion HTTP API Javascript library
Installation
Using Yarn:
yarn add @proton/hyperionor using NPM:
npm install --save @proton/hyperionQuick Start
CommonJS
const { JsonRpc } = require("@proton/hyperion")
const fetch = require("isomorphic-fetch")
const endpoint = "https://eos.hyperion.eosrio.io"
const rpc = new JsonRpc(endpoint, { fetch })TypeScript
import { JsonRpc } from "@proton/hyperion"
import fetch from "isomorphic-fetch"
const endpoint = "https://eos.hyperion.eosrio.io"
const rpc = new JsonRpc(endpoint, { fetch })ENV Variables
HYPERION_ENDPOINT=<Enter Hyperion Endpoint> # "https://eos.hyperion.eosrio.io"Supported Endpoints
# State
/v2/state/alive
/v2/state/get_key_accounts
/v2/state/get_tokens
/v2/state/get_voters
/v2/state/get_links
# History
/v2/history/get_abi_snapshot
/v2/history/get_actions
/v2/history/get_created_accounts
/v2/history/get_creator
/v2/history/get_deltas
/v2/history/get_transacted_accounts
/v2/history/get_transaction
/v2/history/get_transfersAPI
Table of Contents
- JsonRpc
- JsonRpc
- RpcError
- RpcStatusError
JsonRpc
JsonRpc
Parameters
endpointstring hyperion endpoint
Examples
const endpoint = "https://br.eosrio.io"
const rpc = new JsonRpc(endpoint, { fetch })alive
simple server healthcheck
Examples
const response = await rpc.alive();
console.log(response);
// => {"status": "OK"}Returns Promise<Alive> alive
get_abi_snapshot
GET /v2/history/get_abi_snapshot
fetch contract abi at specific block
Parameters
Examples
const response = await rpc.get_abi_snapshot("eosio", 200);
console.log(response.version);
// => "eosio::abi/1.0"
for (const table of response.tables) {
console.log(table);
// => { name: 'producers', index_type: 'i64', key_names: [ 'owner' ], key_types: [ 'uint64' ], type: 'producer_info' }
}Returns Promise<GetAbiSnapshot> abi snapshot
get_voters
get voters
Parameters
optionsobject Optional parameters (optional, default{})
Examples
const response = await rpc.get_voters({ producer: "eoscafeblock", limit: 100 });
console.log(response.voters);
// => "[{
// "account": "guzdkmrtgage",
// "weight": 78434695236505280,
// "last_vote": 64804768
// }]"Returns Promise<GetVoters> voters
get_links
get voters
Parameters
accountstring? account to get links for
Examples
const response = await rpc.get_links("eoscafeblock");
console.log(response.links);
// => "[{
"block_num":26088072,
"timestamp":"2019-11-22T23:17:42.000",
"account":"eosriobrazil",
"permission":"claim2",
"code":"eosio",
"action":"voteproducer"
}]"Returns Promise<GetLinks> links
get_proposals
get proposals
Parameters
optionsobject Optional parameters (optional, default{})options.proposerstring? filter by proposeroptions.proposalstring? filter by proposal nameoptions.accountstring? filter by either requested or provided accountoptions.requestedstring? filter by requested accountoptions.providedstring? filter by provided accountoptions.trackstring? total results to track (count) number or trueoptions.skipnumber? skip n actions (pagination)options.limitnumber? limit of n actions per page
accountstring? account to get proposals for
Returns Promise<GetProposals> proposals
get_actions
get actions based on notified account
Parameters
accountstring notified accountoptionsobject Optional parameters (optional, default{})options.filterstring? code::name filteroptions.skipnumber? skip n actions (pagination)options.limitnumber? limit of n actions per pageoptions.sortstring? sort directionoptions.afterstring? filter after specified date (ISO8601)options.beforestring? filter before specified date (ISO8601)options.transfer_tostring? transfer filter tooptions.transfer_fromstring? transfer filter fromoptions.transfer_symbolstring? transfer filter symboloptions.act_namestring? act nameoptions.act_accountstring? act account
Examples
const response = await rpc.get_actions("eoscafeblock", {
filter: "eosio.token:*",
skip: 100,
limit: 100,
});
for (const action of response.actions) {
console.log(action);
// => { act: { account: 'eosio.token', name: 'transfer', ... } }
}Returns Promise<GetActions> get actions
get_created_accounts
GET /v2/history/get_created_accounts
get created accounts
Parameters
accountstring created account
Examples
const response = await rpc.get_created_accounts("eosnationftw");
console.log(response);
// => {"accounts": [{"name":"eosnationdsp","trx_id":"728d4a4da36a98d9048080461dacaf975ad083e8158ef84edea60cc755ab2c1a","timestamp":"2019-02-28T22:36:45.000"}, ... ]}Returns Promise<GetCreatedAccounts> get creator
get_creator
get creator
Parameters
accountstring created account
Examples
const response = await rpc.get_creator("eosnationftw");
console.log(response);
// => { account: 'eosnationftw', creator: 'gyztcmrvgqge', timestamp: '2018-06-10T13:06:43.500', ... }Returns Promise<GetCreator> get creator
get_deltas
get deltas
Parameters
codestring contract accountscopestring table scopetablestring table namepayerstring payer accountoptions
Examples
const response = await rpc.get_deltas("eosio.token", "eosnationftw", "accounts", "eosnationftw");
console.log(response);
// => { "query_time": 19, "total": { "value": 486, "relation": "eq" }, "deltas": [ ... ] }Returns Promise<GetDeltas> get deltas
get_table_state
GET /v2/history/get_table_state(https://eos.hyperion.eosrio.io/v2/docs/static/index.html#/history/get_v2_history_get_table_state
get table state
Parameters
codestring contract accounttablestring table nameblock_numstring target blockafter_keystring last key for pagination
Examples
const response = await rpc.get_table_state("eosio.token", "stat", "1000", "");
console.log(response);
// => { "query_time": 19, "code": "eosio.token", "table": "stat", "block_num": 1000, "next_key": "........ehbo5-5459781",, "results": [ ... ] }Returns Promise<GetTableState> get table state
get_key_accounts
get account by public key
Parameters
public_keystring Contract account targeted by the action.
Examples
const response = await rpc.get_key_accounts("EOS5Mto3Km6BCVxowb6LkkFaT9oaUwLVgswgcxvY4Qgc4rhHry4Tv");
console.log(response.account_names);
// => [ 'eoscafeblock' ]Returns Promise<GetKeyAccounts> key accounts
get_tokens
get tokens
Parameters
accountstring account
Examples
const response = await rpc.get_tokens("eosnationftw");
for (const token of response.tokens) {
console.log(token);
// => { symbol: 'ZOS', precision: 4, amount: 140, contract: 'zosdiscounts' }
}Returns Promise<GetTokens> get tokens
get_transaction
GET /v2/history/get_transaction
get all actions belonging to the same transaction
Parameters
idstring transaction id
Examples
const response = await rpc.get_transaction("42dacd5722001b734be46a2140917e06cd21d42425f927f506c07b4388b07f62");
for (const action of response.actions) {
console.log(action);
// => { act: { account: 'eosio', name: 'buyrambytes', ... }}
}Returns Promise<GetTransaction> transaction
JsonRpc
alive
simple server healthcheck
Examples
const response = await rpc.alive();
console.log(response);
// => {"status": "OK"}Returns Promise<Alive> alive
get_abi_snapshot
GET /v2/history/get_abi_snapshot
fetch contract abi at specific block
Parameters
Examples
const response = await rpc.get_abi_snapshot("eosio", 200);
console.log(response.version);
// => "eosio::abi/1.0"
for (const table of response.tables) {
console.log(table);
// => { name: 'producers', index_type: 'i64', key_names: [ 'owner' ], key_types: [ 'uint64' ], type: 'producer_info' }
}Returns Promise<GetAbiSnapshot> abi snapshot
get_voters
get voters
Parameters
optionsobject Optional parameters (optional, default{})
Examples
const response = await rpc.get_voters({ producer: "eoscafeblock", limit: 100 });
console.log(response.voters);
// => "[{
// "account": "guzdkmrtgage",
// "weight": 78434695236505280,
// "last_vote": 64804768
// }]"Returns Promise<GetVoters> voters
get_links
get voters
Parameters
accountstring? account to get links for
Examples
const response = await rpc.get_links("eoscafeblock");
console.log(response.links);
// => "[{
"block_num":26088072,
"timestamp":"2019-11-22T23:17:42.000",
"account":"eosriobrazil",
"permission":"claim2",
"code":"eosio",
"action":"voteproducer"
}]"Returns Promise<GetLinks> links
get_proposals
get proposals
Parameters
optionsobject Optional parameters (optional, default{})options.proposerstring? filter by proposeroptions.proposalstring? filter by proposal nameoptions.accountstring? filter by either requested or provided accountoptions.requestedstring? filter by requested accountoptions.providedstring? filter by provided accountoptions.trackstring? total results to track (count) number or trueoptions.skipnumber? skip n actions (pagination)options.limitnumber? limit of n actions per page
accountstring? account to get proposals for
Returns Promise<GetProposals> proposals
get_actions
get actions based on notified account
Parameters
accountstring notified accountoptionsobject Optional parameters (optional, default{})options.filterstring? code::name filteroptions.skipnumber? skip n actions (pagination)options.limitnumber? limit of n actions per pageoptions.sortstring? sort directionoptions.afterstring? filter after specified date (ISO8601)options.beforestring? filter before specified date (ISO8601)options.transfer_tostring? transfer filter tooptions.transfer_fromstring? transfer filter fromoptions.transfer_symbolstring? transfer filter symboloptions.act_namestring? act nameoptions.act_accountstring? act account
Examples
const response = await rpc.get_actions("eoscafeblock", {
filter: "eosio.token:*",
skip: 100,
limit: 100,
});
for (const action of response.actions) {
console.log(action);
// => { act: { account: 'eosio.token', name: 'transfer', ... } }
}Returns Promise<GetActions> get actions
get_created_accounts
GET /v2/history/get_created_accounts
get created accounts
Parameters
accountstring created account
Examples
const response = await rpc.get_created_accounts("eosnationftw");
console.log(response);
// => {"accounts": [{"name":"eosnationdsp","trx_id":"728d4a4da36a98d9048080461dacaf975ad083e8158ef84edea60cc755ab2c1a","timestamp":"2019-02-28T22:36:45.000"}, ... ]}Returns Promise<GetCreatedAccounts> get creator
get_creator
get creator
Parameters
accountstring created account
Examples
const response = await rpc.get_creator("eosnationftw");
console.log(response);
// => { account: 'eosnationftw', creator: 'gyztcmrvgqge', timestamp: '2018-06-10T13:06:43.500', ... }Returns Promise<GetCreator> get creator
get_deltas
get deltas
Parameters
codestring contract accountscopestring table scopetablestring table namepayerstring payer accountoptions
Examples
const response = await rpc.get_deltas("eosio.token", "eosnationftw", "accounts", "eosnationftw");
console.log(response);
// => { "query_time": 19, "total": { "value": 486, "relation": "eq" }, "deltas": [ ... ] }Returns Promise<GetDeltas> get deltas
get_table_state
GET /v2/history/get_table_state(https://eos.hyperion.eosrio.io/v2/docs/static/index.html#/history/get_v2_history_get_table_state
get table state
Parameters
codestring contract accounttablestring table nameblock_numstring target blockafter_keystring last key for pagination
Examples
const response = await rpc.get_table_state("eosio.token", "stat", "1000", "");
console.log(response);
// => { "query_time": 19, "code": "eosio.token", "table": "stat", "block_num": 1000, "next_key": "........ehbo5-5459781",, "results": [ ... ] }Returns Promise<GetTableState> get table state
get_key_accounts
get account by public key
Parameters
public_keystring Contract account targeted by the action.
Examples
const response = await rpc.get_key_accounts("EOS5Mto3Km6BCVxowb6LkkFaT9oaUwLVgswgcxvY4Qgc4rhHry4Tv");
console.log(response.account_names);
// => [ 'eoscafeblock' ]Returns Promise<GetKeyAccounts> key accounts
get_tokens
get tokens
Parameters
accountstring account
Examples
const response = await rpc.get_tokens("eosnationftw");
for (const token of response.tokens) {
console.log(token);
// => { symbol: 'ZOS', precision: 4, amount: 140, contract: 'zosdiscounts' }
}Returns Promise<GetTokens> get tokens
get_transaction
GET /v2/history/get_transaction
get all actions belonging to the same transaction
Parameters
idstring transaction id
Examples
const response = await rpc.get_transaction("42dacd5722001b734be46a2140917e06cd21d42425f927f506c07b4388b07f62");
for (const action of response.actions) {
console.log(action);
// => { act: { account: 'eosio', name: 'buyrambytes', ... }}
}Returns Promise<GetTransaction> transaction