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-rw-r--r--packages/subproviders/package.json1
-rw-r--r--packages/subproviders/src/globals.d.ts11
2 files changed, 12 insertions, 0 deletions
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index 8a222457d..56fc9bf8b 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -23,6 +23,7 @@
"es6-promisify": "^5.0.0",
"ethereumjs-tx": "^1.3.3",
"ethereumjs-util": "^5.1.1",
+ "hdkey": "^0.7.1",
"ledgerco": "0xProject/ledger-node-js-api",
"lodash": "^4.17.4",
"semaphore-async-await": "^1.5.1",
diff --git a/packages/subproviders/src/globals.d.ts b/packages/subproviders/src/globals.d.ts
index adef23806..ce7b46155 100644
--- a/packages/subproviders/src/globals.d.ts
+++ b/packages/subproviders/src/globals.d.ts
@@ -91,3 +91,14 @@ declare module 'web3-provider-engine' {
}
export = Web3ProviderEngine;
}
+
+// hdkey declarations
+declare module 'hdkey' {
+ class HDNode {
+ public publicKey: Buffer;
+ public chainCode: Buffer;
+ public constructor();
+ public derive(path: string): HDNode;
+ }
+ export = HDNode;
+}