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authorJacob Evans <jacob@dekz.net>2018-04-10 14:01:34 +0800
committerJacob Evans <jacob@dekz.net>2018-04-10 14:01:34 +0800
commit4e4842a62f6b2d728e2d9986acf5116032f763f2 (patch)
treeccc0ee9d52b0ea0b49c2af771bc369d0b0c58a2b /packages
parenta34c9095c3a5d217d50318471660a5508922bcc2 (diff)
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Improve Documentation for functions and constructors
Diffstat (limited to 'packages')
-rw-r--r--packages/subproviders/src/subproviders/mnemonic_wallet_subprovider.ts18
-rw-r--r--packages/subproviders/src/subproviders/private_key_wallet_subprovider.ts12
2 files changed, 24 insertions, 6 deletions
diff --git a/packages/subproviders/src/subproviders/mnemonic_wallet_subprovider.ts b/packages/subproviders/src/subproviders/mnemonic_wallet_subprovider.ts
index 3ff437659..02d06e2cd 100644
--- a/packages/subproviders/src/subproviders/mnemonic_wallet_subprovider.ts
+++ b/packages/subproviders/src/subproviders/mnemonic_wallet_subprovider.ts
@@ -23,6 +23,14 @@ export class MnemonicWalletSubprovider extends BaseWalletSubprovider {
private _addressSearchLimit: number;
private _derivationPath: string;
private _hdKey: HDNode;
+ /**
+ * Instantiates a MnemonicWalletSubprovider. Defaults to derivationPath set to `44'/60'/0'/0`.
+ * This is the default in TestRPC/Ganache, this can be overridden if desired.
+ * @param mnemonic The mnemonic seed
+ * @param derivationPath The derivation path, defaults to `44'/60'/0'/0`
+ * @param addressSearchLimit The limit on address search attempts before raising `WalletSubproviderErrors.AddressNotFound`
+ * @return MnemonicWalletSubprovider instance
+ */
constructor(
mnemonic: string,
derivationPath: string = DEFAULT_DERIVATION_PATH,
@@ -32,7 +40,8 @@ export class MnemonicWalletSubprovider extends BaseWalletSubprovider {
assert.isString('derivationPath', derivationPath);
assert.isNumber('addressSearchLimit', addressSearchLimit);
super();
- this._hdKey = HDNode.fromMasterSeed(bip39.mnemonicToSeed(mnemonic));
+ const seed = bip39.mnemonicToSeed(mnemonic);
+ this._hdKey = HDNode.fromMasterSeed(seed);
this._derivationPath = derivationPath;
this._addressSearchLimit = addressSearchLimit;
}
@@ -54,6 +63,7 @@ export class MnemonicWalletSubprovider extends BaseWalletSubprovider {
* Retrieve the accounts associated with the mnemonic.
* This method is implicitly called when issuing a `eth_accounts` JSON RPC request
* via your providerEngine instance.
+ * @param numberOfAccounts Number of accounts to retrieve (default: 10)
* @return An array of accounts
*/
public async getAccountsAsync(numberOfAccounts: number = DEFAULT_NUM_ADDRESSES_TO_FETCH): Promise<string[]> {
@@ -79,9 +89,9 @@ export class MnemonicWalletSubprovider extends BaseWalletSubprovider {
return signedTx;
}
/**
- * Sign a personal Ethereum signed message. The signing address will be
- * derived from the set path.
- * If you've added the PKWalletSubprovider to your app's provider, you can simply send an `eth_sign`
+ * Sign a personal Ethereum signed message. The signing address used will be
+ * address provided or the first address derived from the set path.
+ * If you've added the MnemonicWalletSubprovider to your app's provider, you can simply send an `eth_sign`
* or `personal_sign` JSON RPC request, and this method will be called auto-magically.
* If you are not using this via a ProviderEngine instance, you can call it directly.
* @param data Message to sign
diff --git a/packages/subproviders/src/subproviders/private_key_wallet_subprovider.ts b/packages/subproviders/src/subproviders/private_key_wallet_subprovider.ts
index f6906bab6..005d36f93 100644
--- a/packages/subproviders/src/subproviders/private_key_wallet_subprovider.ts
+++ b/packages/subproviders/src/subproviders/private_key_wallet_subprovider.ts
@@ -15,6 +15,11 @@ import { BaseWalletSubprovider } from './base_wallet_subprovider';
export class PrivateKeyWalletSubprovider extends BaseWalletSubprovider {
private _address: string;
private _privateKeyBuffer: Buffer;
+ /**
+ * Instantiates a PrivateKeyWalletSubprovider.
+ * @param privateKey The private key of the ethereum address
+ * @return PrivateKeyWalletSubprovider instance
+ */
constructor(privateKey: string) {
assert.isString('privateKey', privateKey);
super();
@@ -40,6 +45,9 @@ export class PrivateKeyWalletSubprovider extends BaseWalletSubprovider {
*/
public async signTransactionAsync(txParams: PartialTxParams): Promise<string> {
PrivateKeyWalletSubprovider._validateTxParams(txParams);
+ if (!_.isUndefined(txParams.from) && txParams.from !== this._address) {
+ throw new Error(`${WalletSubproviderErrors.AddressNotFound}: ${txParams.from}`);
+ }
const tx = new EthereumTx(txParams);
tx.sign(this._privateKeyBuffer);
const rawTx = `0x${tx.serialize().toString('hex')}`;
@@ -47,8 +55,8 @@ export class PrivateKeyWalletSubprovider extends BaseWalletSubprovider {
}
/**
* Sign a personal Ethereum signed message. The signing address will be
- * calculated from the private key.
- * If you've added the PKWalletSubprovider to your app's provider, you can simply send an `eth_sign`
+ * calculated from the private key, if an address is provided it must match the address calculated from the private key.
+ * If you've added this Subprovider to your app's provider, you can simply send an `eth_sign`
* or `personal_sign` JSON RPC request, and this method will be called auto-magically.
* If you are not using this via a ProviderEngine instance, you can call it directly.
* @param data Message to sign