Provide typescript declarations

Author: landabaso

README.md

@@ -4,6 +4,7 @@ https://github.com/bitcoinjs/ecpair/issues/13
 https://github.com/bitcoinjs/ecpair/pull/11
 https://github.com/bitcoinjs/tiny-secp256k1/issues/91
 https://github.com/bitcoinjs/tiny-secp256k1/issues/84#issuecomment-1210013688
+Test this: https://github.com/spsina/bip47
 -->
 
 # Secp256k1

package.json

@@ -1,9 +1,10 @@
 {
   "name": "@bitcoinerlab/secp256k1",
   "homepage": "https://bitcoinerlab.com/secp256k1",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "A library for performing elliptic curve operations on the secp256k1 curve. It is designed to integrate into the BitcoinJS & BitcoinerLAB ecosystems and uses the audited noble-secp256k1 library. It is compatible with environments that do not support WASM, such as React Native.",
   "main": "dist/index.js",
+  "types": "types/index.d.ts",
   "scripts": {
     "build": "rollup -c --bundleConfigAsCjs",
     "prepublishOnly": "npm run build && npm test",

types/index.d.ts

@@ -0,0 +1,38 @@
+interface XOnlyPointAddTweakResult {
+  parity: 1 | 0;
+  xOnlyPubkey: Uint8Array;
+}
+
+export declare function isPoint(p: Uint8Array): boolean;
+export declare function isPointCompressed(p: Uint8Array): boolean;
+export declare function isXOnlyPoint(p: Uint8Array): boolean;
+export declare function isPrivate(d: Uint8Array): boolean;
+export declare function pointAdd(pA: Uint8Array, pB: Uint8Array, compressed?: boolean): Uint8Array | null;
+export declare function pointAddScalar(p: Uint8Array, tweak: Uint8Array, compressed?: boolean): Uint8Array | null;
+export declare function pointCompress(p: Uint8Array, compressed?: boolean): Uint8Array;
+export declare function pointFromScalar(d: Uint8Array, compressed?: boolean): Uint8Array | null;
+export declare function xOnlyPointFromScalar(d: Uint8Array): Uint8Array;
+export declare function xOnlyPointFromPoint(p: Uint8Array): Uint8Array;
+export declare function pointMultiply(p: Uint8Array, tweak: Uint8Array, compressed?: boolean): Uint8Array | null;
+export declare function privateAdd(d: Uint8Array, tweak: Uint8Array): Uint8Array | null;
+export declare function privateSub(d: Uint8Array, tweak: Uint8Array): Uint8Array | null;
+export declare function privateNegate(d: Uint8Array): Uint8Array;
+export interface XOnlyPointAddTweakResult {
+    parity: 1 | 0;
+    xOnlyPubkey: Uint8Array;
+}
+export declare function xOnlyPointAddTweak(p: Uint8Array, tweak: Uint8Array): XOnlyPointAddTweakResult | null;
+export declare type TweakParity = 1 | 0;
+export declare function xOnlyPointAddTweakCheck(point: Uint8Array, tweak: Uint8Array, resultToCheck: Uint8Array, tweakParity?: TweakParity): boolean;
+export declare function sign(h: Uint8Array, d: Uint8Array, e?: Uint8Array): Uint8Array;
+export interface RecoverableSignature {
+    signature: Uint8Array;
+    recoveryId: RecoveryIdType;
+}
+export declare function signRecoverable(h: Uint8Array, d: Uint8Array, e?: Uint8Array): RecoverableSignature;
+export declare function signSchnorr(h: Uint8Array, d: Uint8Array, e?: Uint8Array): Uint8Array;
+export declare function verify(h: Uint8Array, Q: Uint8Array, signature: Uint8Array, strict?: boolean): boolean;
+export declare type RecoveryIdType = 0 | 1 | 2 | 3;
+export declare function recover(h: Uint8Array, signature: Uint8Array, recoveryId: RecoveryIdType, compressed?: boolean): Uint8Array | null;
+export declare function verifySchnorr(h: Uint8Array, Q: Uint8Array, signature: Uint8Array): boolean;
+