chore: remove ethers from abi-coder

.changeset/tough-cows-hide.md

@@ -0,0 +1,7 @@
+---
+"@fuel-ts/abi-coder": patch
+"@fuel-ts/account": patch
+"@fuel-ts/utils": patch
+---
+
+chore: remove `ethers` from `abi-coder`

packages/abi-coder/package.json

@@ -33,7 +33,6 @@
     "@fuel-ts/interfaces": "workspace:*",
     "@fuel-ts/math": "workspace:*",
     "@fuel-ts/utils": "workspace:*",
-    "ethers": "^6.7.1",
     "type-fest": "^3.1.0"
   }
 }

packages/abi-coder/src/encoding/coders/v0/StdStringCoder.ts

@@ -1,7 +1,6 @@
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
 import { bn } from '@fuel-ts/math';
-import { concat } from '@fuel-ts/utils';
-import { toUtf8Bytes, toUtf8String } from 'ethers';
+import { concat, toUtf8String, toUtf8Bytes } from '@fuel-ts/utils';
 
 import { WORD_SIZE } from '../../../utils/constants';
 import type { Uint8ArrayWithDynamicData } from '../../../utils/utilities';

packages/abi-coder/src/encoding/coders/v0/StringCoder.ts

@@ -1,6 +1,5 @@
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
-import { concat } from '@fuel-ts/utils';
-import { toUtf8Bytes, toUtf8String } from 'ethers';
+import { concat, toUtf8Bytes, toUtf8String } from '@fuel-ts/utils';
 
 import { Coder } from '../AbstractCoder';
 

packages/abi-coder/src/encoding/coders/v1/StdStringCoder.ts

@@ -1,6 +1,6 @@
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
 import { bn } from '@fuel-ts/math';
-import { toUtf8Bytes, toUtf8String } from 'ethers';
+import { toUtf8Bytes, toUtf8String } from '@fuel-ts/utils';
 
 import { WORD_SIZE } from '../../../utils/constants';
 import { Coder } from '../AbstractCoder';

packages/abi-coder/src/encoding/coders/v1/StrSliceCoder.ts

@@ -1,6 +1,6 @@
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
 import { bn } from '@fuel-ts/math';
-import { toUtf8Bytes, toUtf8String } from 'ethers';
+import { toUtf8Bytes, toUtf8String } from '@fuel-ts/utils';
 
 import { WORD_SIZE } from '../../../utils/constants';
 import { Coder } from '../AbstractCoder';

packages/abi-coder/src/encoding/coders/v1/StringCoder.ts

@@ -1,5 +1,5 @@
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
-import { toUtf8Bytes, toUtf8String } from 'ethers';
+import { toUtf8Bytes, toUtf8String } from '@fuel-ts/utils';
 
 import { Coder } from '../AbstractCoder';
 

packages/account/src/mnemonic/mnemonic.ts

@@ -2,18 +2,12 @@ import { randomBytes, pbkdf2, computeHmac } from '@fuel-ts/crypto';
 import { ErrorCode, FuelError } from '@fuel-ts/errors';
 import { sha256 } from '@fuel-ts/hasher';
 import type { BytesLike } from '@fuel-ts/interfaces';
-import { arrayify, hexlify, concat, dataSlice, encodeBase58 } from '@fuel-ts/utils';
+import { arrayify, hexlify, concat, dataSlice, encodeBase58, toUtf8Bytes } from '@fuel-ts/utils';
 
 import { english } from '../wordlists';
 
 import type { MnemonicPhrase } from './utils';
-import {
-  entropyToMnemonicIndices,
-  getWords,
-  getPhrase,
-  mnemonicWordsToEntropy,
-  toUtf8Bytes,
-} from './utils';
+import { entropyToMnemonicIndices, getWords, getPhrase, mnemonicWordsToEntropy } from './utils';
 
 //
 // Constants

packages/account/src/mnemonic/utils.ts

@@ -6,45 +6,6 @@ import { arrayify } from '@fuel-ts/utils';
 /* Mnemonic phrase composed by words from the provided wordlist it can be a text or a array of words */
 export type MnemonicPhrase = string | Array<string>;
 
-export function toUtf8Bytes(stri: string): Uint8Array {
-  const str = stri.normalize('NFKD');
-
-  const result = [];
-  for (let i = 0; i < str.length; i += 1) {
-    const c = str.charCodeAt(i);
-
-    if (c < 0x80) {
-      result.push(c);
-    } else if (c < 0x800) {
-      result.push((c >> 6) | 0xc0);
-      result.push((c & 0x3f) | 0x80);
-    } else if ((c & 0xfc00) === 0xd800) {
-      i += 1;
-      const c2 = str.charCodeAt(i);
-
-      if (i >= str.length || (c2 & 0xfc00) !== 0xdc00) {
-        throw new FuelError(
-          ErrorCode.INVALID_INPUT_PARAMETERS,
-          'Invalid UTF-8 in the input string.'
-        );
-      }
-
-      // Surrogate Pair
-      const pair = 0x10000 + ((c & 0x03ff) << 10) + (c2 & 0x03ff);
-      result.push((pair >> 18) | 0xf0);
-      result.push(((pair >> 12) & 0x3f) | 0x80);
-      result.push(((pair >> 6) & 0x3f) | 0x80);
-      result.push((pair & 0x3f) | 0x80);
-    } else {
-      result.push((c >> 12) | 0xe0);
-      result.push(((c >> 6) & 0x3f) | 0x80);
-      result.push((c & 0x3f) | 0x80);
-    }
-  }
-
-  return Uint8Array.from(result);
-}
-
 // Returns a byte with the LSB bits set
 function getLowerMask(bits: number): number {
   return (1 << bits) - 1;

packages/utils/src/index.ts

@@ -9,3 +9,5 @@ export * from './utils/defaultSnapshotConfigs';
 export * from './utils/isDefined';
 export * from './utils/base58';
 export * from './utils/dataSlice';
+export * from './utils/toUtf8Bytes';
+export * from './utils/toUtf8String';

packages/utils/src/utils/toUtf8Bytes.test.ts

@@ -0,0 +1,44 @@
+import { FuelError, ErrorCode } from '@fuel-ts/errors';
+
+import { toUtf8Bytes } from './toUtf8Bytes';
+
+/**
+ * @group node
+ * @group browser
+ */
+describe('toUtf8Bytes', () => {
+  it('should convert a simple ASCII string to UTF-8 bytes', () => {
+    const input = 'Hello, world!';
+    const expectedOutput = new Uint8Array([
+      72, 101, 108, 108, 111, 44, 32, 119, 111, 114, 108, 100, 33,
+    ]);
+    expect(toUtf8Bytes(input)).toEqual(expectedOutput);
+  });
+
+  it('should convert a string with non-ASCII characters to UTF-8 bytes', () => {
+    const input = 'Héllö, wórld!';
+    const expectedOutput = new Uint8Array([
+      72, 195, 169, 108, 108, 195, 182, 44, 32, 119, 195, 179, 114, 108, 100, 33,
+    ]);
+    expect(toUtf8Bytes(input)).toEqual(expectedOutput);
+  });
+
+  it('should handle surrogate pairs correctly', () => {
+    const input = '😀';
+    const expectedOutput = new Uint8Array([240, 159, 152, 128]);
+    expect(toUtf8Bytes(input)).toEqual(expectedOutput);
+  });
+
+  it('should throw an error for invalid surrogate pairs', () => {
+    const input = '\uD800';
+    expect(() => toUtf8Bytes(input)).toThrowError(
+      new FuelError(ErrorCode.INVALID_INPUT_PARAMETERS, 'Invalid UTF-8 in the input string.')
+    );
+  });
+
+  it('should normalize the input string', () => {
+    const input = 'e\u0301';
+    const expectedOutput = new Uint8Array([195, 169]);
+    expect(toUtf8Bytes(input)).toEqual(expectedOutput);
+  });
+});

packages/utils/src/utils/toUtf8Bytes.ts

@@ -0,0 +1,53 @@
+import { FuelError, ErrorCode } from '@fuel-ts/errors';
+
+/**
+ *  Returns the UTF-8 byte representation of str.
+ *
+ *  If form is disabled, the string is not normalized.
+ * @param stri - the string to convert to UTF-8 bytes.
+ * @param form - whether to normalize the string.
+ * @returns - the UTF-8 byte representation of str.
+ */
+export function toUtf8Bytes(stri: string, form = true): Uint8Array {
+  let str = stri;
+
+  if (form) {
+    str = stri.normalize('NFC');
+  }
+
+  const result: Array<number> = [];
+
+  for (let i = 0; i < str.length; i += 1) {
+    const c = str.charCodeAt(i);
+
+    if (c < 0x80) {
+      result.push(c);
+    } else if (c < 0x800) {
+      result.push((c >> 6) | 0xc0);
+      result.push((c & 0x3f) | 0x80);
+    } else if ((c & 0xfc00) === 0xd800) {
+      i += 1;
+      const c2 = str.charCodeAt(i);
+
+      if (i >= str.length || (c2 & 0xfc00) !== 0xdc00) {
+        throw new FuelError(
+          ErrorCode.INVALID_INPUT_PARAMETERS,
+          'Invalid UTF-8 in the input string.'
+        );
+      }
+
+      // Surrogate Pair
+      const pair = 0x10000 + ((c & 0x03ff) << 10) + (c2 & 0x03ff);
+      result.push((pair >> 18) | 0xf0);
+      result.push(((pair >> 12) & 0x3f) | 0x80);
+      result.push(((pair >> 6) & 0x3f) | 0x80);
+      result.push((pair & 0x3f) | 0x80);
+    } else {
+      result.push((c >> 12) | 0xe0);
+      result.push(((c >> 6) & 0x3f) | 0x80);
+      result.push((c & 0x3f) | 0x80);
+    }
+  }
+
+  return new Uint8Array(result);
+}

packages/utils/src/utils/toUtf8String.test.ts

@@ -0,0 +1,47 @@
+import { toUtf8String } from './toUtf8String';
+
+/**
+ * @group node
+ * @group browser
+ */
+describe('toUtf8String', () => {
+  it('should convert valid UTF-8 bytes to a string', () => {
+    const bytes = new Uint8Array([72, 101, 108, 108, 111, 32, 87, 111, 114, 108, 100]);
+    expect(toUtf8String(bytes)).toEqual('Hello World');
+  });
+
+  it('should handle multi-byte characters', () => {
+    const bytes = new Uint8Array([0xe2, 0x82, 0xac]); // '€' symbol
+    expect(toUtf8String(bytes)).toEqual('€');
+  });
+
+  it('should handle invalid continuation bytes', () => {
+    const bytes = new Uint8Array([0xc2, 0x61]); // Invalid continuation byte
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+
+  it('should handle overlong sequences', () => {
+    const bytes = new Uint8Array([0xc0, 0xaf]); // Overlong sequence
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+
+  it('should handle out-of-range code points', () => {
+    const bytes = new Uint8Array([0xf4, 0x90, 0x80, 0x80]); // Out-of-range code point
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+
+  it('should handle UTF-16 surrogate code points', () => {
+    const bytes = new Uint8Array([0xed, 0xa0, 0x80]); // UTF-16 surrogate code point
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+
+  it('should handle missing continuation bytes', () => {
+    const bytes = new Uint8Array([0xe2, 0x82]); // Missing continuation byte
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+
+  it('should handle overrun bytes', () => {
+    const bytes = new Uint8Array([0xe2]); // Overrun byte
+    expect(toUtf8String(bytes)).toEqual('');
+  });
+});