@cosmjs/encoding - npm Package Compare versions

Comparing version 0.28.1 to 0.28.2

build/bech32.d.ts

@@ -7,2 +7,9 @@ export declare function toBech32(prefix: string, data: Uint8Array, limit?: number): string;
 /**
+ * Takes a bech32 address and returns a normalized (i.e. lower case) representation of it.
+ *
+ * The input is validated along the way, which makes this significantly safer than
+ * using `address.toLowerCase()`.
+ */
+export declare function normalizeBech32(address: string): string;
+/**
  * @deprecated This class is deprecated and will be removed soon. Please use fromBech32() and toBech32() instead. For more details please refer to https://github.com/cosmos/cosmjs/issues/1053.
@@ -9,0 +16,0 @@ */

build/bech32.js

@@ -22,3 +22,3 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.Bech32 = exports.fromBech32 = exports.toBech32 = void 0;
+exports.Bech32 = exports.normalizeBech32 = exports.fromBech32 = exports.toBech32 = void 0;
 const bech32 = __importStar(require("bech32"));
@@ -39,2 +39,13 @@ function toBech32(prefix, data, limit) {
 /**
+ * Takes a bech32 address and returns a normalized (i.e. lower case) representation of it.
+ *
+ * The input is validated along the way, which makes this significantly safer than
+ * using `address.toLowerCase()`.
+ */
+function normalizeBech32(address) {
+    const { prefix, data } = fromBech32(address);
+    return toBech32(prefix, data);
+}
+exports.normalizeBech32 = normalizeBech32;
+/**
  * @deprecated This class is deprecated and will be removed soon. Please use fromBech32() and toBech32() instead. For more details please refer to https://github.com/cosmos/cosmjs/issues/1053.
@@ -41,0 +52,0 @@ */

build/bech32.spec.js

@@ -5,7 +5,7 @@ "use strict";
 const hex_1 = require("./hex");
-describe("Bech32", () => {
+describe("bech32", () => {
     // test data generate using https://github.com/nym-zone/bech32
     // bech32 -e -h eth 9d4e856e572e442f0a4b2763e72d08a0e99d8ded
     const ethAddressRaw = (0, hex_1.fromHex)("9d4e856e572e442f0a4b2763e72d08a0e99d8ded");
-    describe("encode", () => {
+    describe("toBech32", () => {
         it("works", () => {
@@ -39,3 +39,3 @@ expect((0, bech32_1.toBech32)("eth", ethAddressRaw)).toEqual("eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw");
     });
-    describe("decode", () => {
+    describe("fromBech32", () => {
         it("works", () => {
@@ -47,2 +47,10 @@ expect((0, bech32_1.fromBech32)("eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toEqual({
         });
+        it("works for upper case address", () => {
+            // "For presentation, lowercase is usually preferable, but inside QR codes uppercase SHOULD be used, as those permit the use of alphanumeric mode, which is 45% more compact than the normal byte mode."
+            // https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki
+            expect((0, bech32_1.fromBech32)("ETH1N48G2MJH9EZZ7ZJTYA37WTGG5R5EMR0DRKWLGW")).toEqual({
+                prefix: "eth",
+                data: ethAddressRaw,
+            });
+        });
         it("works for addresses which exceed the specification limit of 90 characters", () => {
@@ -56,4 +64,26 @@ // Example from https://github.com/cosmos/cosmos-sdk/pull/6237#issuecomment-658116534
         });
+        it("throws for mixed case addresses", () => {
+            // "Decoders MUST NOT accept strings where some characters are uppercase and some are lowercase (such strings are referred to as mixed case strings)."
+            // https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki
+            expect(() => (0, bech32_1.fromBech32)("Eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.fromBech32)("eTh1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.fromBech32)("ETH1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.fromBech32)("eth1n48g2mjh9Ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+        });
     });
+    describe("normalizeBech32", () => {
+        it("works", () => {
+            expect((0, bech32_1.normalizeBech32)("eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toEqual("eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw");
+            expect((0, bech32_1.normalizeBech32)("ETH1N48G2MJH9EZZ7ZJTYA37WTGG5R5EMR0DRKWLGW")).toEqual("eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw");
+        });
+        it("throws for mixed case addresses", () => {
+            // "Decoders MUST NOT accept strings where some characters are uppercase and some are lowercase (such strings are referred to as mixed case strings)."
+            // https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki
+            expect(() => (0, bech32_1.normalizeBech32)("Eth1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.normalizeBech32)("eTh1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.normalizeBech32)("ETH1n48g2mjh9ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+            expect(() => (0, bech32_1.normalizeBech32)("eth1n48g2mjh9Ezz7zjtya37wtgg5r5emr0drkwlgw")).toThrowError(/Mixed-case/i);
+        });
+    });
 });
 //# sourceMappingURL=bech32.spec.js.map

package.json

 {
   "name": "@cosmjs/encoding",
-  "version": "0.28.1",
+  "version": "0.28.2",
   "description": "Encoding helpers for blockchain projects",
@@ -5,0 +5,0 @@ "contributors": [

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