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Typecheck remaining files in src/api

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This commit is contained in:
Alan Cohen
2015-07-29 14:23:26 -07:00
parent 7fffbe0c64
commit e583eb4592
4 changed files with 43 additions and 19 deletions
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28
src/api/ledger/utils.js
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@@ -1,3 +1,4 @@
/* @flow */
'use strict';
const _ = require('lodash');
const assert = require('assert');
@@ -5,19 +6,23 @@ const common = require('../common');
const dropsToXrp = common.dropsToXrp;
const composeAsync = common.composeAsync;
function clamp(value, min, max) {
type Callback = (err: any, data: any) => void
function clamp(value: number, min: number, max: number): number {
assert(min <= max, 'Illegal clamp bounds');
return Math.min(Math.max(value, min), max);
}
function getXRPBalance(remote, address, ledgerVersion, callback) {
function getXRPBalance(remote: any, address: string, ledgerVersion?: number, callback: Callback): void {
remote.requestAccountInfo({account: address, ledger: ledgerVersion},
composeAsync((data) => dropsToXrp(data.account_data.Balance), callback));
}
type Getter = (marker: ?string, limit: number, callback: Callback) => void
// If the marker is omitted from a response, you have reached the end
// getter(marker, limit, callback), callback(error, {marker, results})
function getRecursiveRecur(getter, marker, limit, callback) {
function getRecursiveRecur(getter: Getter, marker?: string, limit: number, callback: Callback): void {
getter(marker, limit, (error, data) => {
if (error) {
return callback(error);
@@ -34,11 +39,13 @@ function getRecursiveRecur(getter, marker, limit, callback) {
});
}
function getRecursive(getter, limit, callback) {
function getRecursive(getter: Getter, limit?: number, callback: Callback) {
getRecursiveRecur(getter, undefined, limit || Infinity, callback);
}
function renameCounterpartyToIssuer(amount) {
type Amount = {counterparty?: string, issuer?: string, value: string}
function renameCounterpartyToIssuer(amount?: Amount): ?{issuer?: string} {
if (amount === undefined) {
return undefined;
}
@@ -48,7 +55,9 @@ function renameCounterpartyToIssuer(amount) {
return _.omit(withIssuer, 'counterparty');
}
function renameCounterpartyToIssuerInOrder(order) {
type Order = {taker_gets: Amount, taker_pays: Amount}
function renameCounterpartyToIssuerInOrder(order: Order) {
const taker_gets = renameCounterpartyToIssuer(order.taker_gets);
const taker_pays = renameCounterpartyToIssuer(order.taker_pays);
const changes = {taker_gets: taker_gets, taker_pays: taker_pays};
@@ -70,7 +79,9 @@ function signum(num) {
* @returns {Number} [-1, 0, 1]
*/
function compareTransactions(first, second) {
type Outcome = {outcome: {ledgerVersion: string, indexInLedger: string}};
function compareTransactions(first: Outcome, second: Outcome): number {
if (first.outcome.ledgerVersion === second.outcome.ledgerVersion) {
return signum(Number(first.outcome.indexInLedger) -
Number(second.outcome.indexInLedger));
@@ -79,7 +90,8 @@ function compareTransactions(first, second) {
Number(second.outcome.ledgerVersion) ? -1 : 1;
}
function hasCompleteLedgerRange(remote, minLedgerVersion, maxLedgerVersion) {
function hasCompleteLedgerRange(remote: any, minLedgerVersion: number,
maxLedgerVersion: number): boolean {
const firstLedgerVersion = 32570; // earlier versions have been lost
return remote.getServer().hasLedgerRange(
minLedgerVersion || firstLedgerVersion,