diff --git a/bindings/node/lib/bindings/decoders.js b/bindings/node/lib/bindings/decoders.js
index 66482638..b7eed529 100644
--- a/bindings/node/lib/bindings/decoders.js
+++ b/bindings/node/lib/bindings/decoders.js
@@ -4,5 +4,5 @@ module.exports = {
   byteLevelDecoder: native.decoders_ByteLevel,
   wordPieceDecoder: native.decoders_WordPiece,
   metaspaceDecoder: native.decoders_Metaspace,
-  bpeDecoder: native.decoders_BPEDecoder
+  bpeDecoder: native.decoders_BPEDecoder,
 };
diff --git a/bindings/node/lib/bindings/enums.ts b/bindings/node/lib/bindings/enums.ts
index 3ff95caf..38c71eed 100644
--- a/bindings/node/lib/bindings/enums.ts
+++ b/bindings/node/lib/bindings/enums.ts
@@ -1,10 +1,10 @@
 export enum TruncationStrategy {
   LongestFirst = "longest_first",
   OnlyFirst = "only_first",
-  OnlySecond = "only_second"
+  OnlySecond = "only_second",
 }
 
 export enum PaddingDirection {
   Left = "left",
-  Right = "right"
+  Right = "right",
 }
diff --git a/bindings/node/lib/bindings/models.js b/bindings/node/lib/bindings/models.js
index 87177db5..8a8b0dd5 100644
--- a/bindings/node/lib/bindings/models.js
+++ b/bindings/node/lib/bindings/models.js
@@ -3,10 +3,10 @@ const native = require("./native");
 module.exports = {
   BPE: {
     fromFiles: native.models_BPE_from_files,
-    empty: native.models_BPE_empty
+    empty: native.models_BPE_empty,
   },
   WordPiece: {
     fromFiles: native.models_WordPiece_from_files,
-    empty: native.models_WordPiece_empty
-  }
+    empty: native.models_WordPiece_empty,
+  },
 };
diff --git a/bindings/node/lib/bindings/models.test.ts b/bindings/node/lib/bindings/models.test.ts
index 4adf2b7e..e5b1a95d 100644
--- a/bindings/node/lib/bindings/models.test.ts
+++ b/bindings/node/lib/bindings/models.test.ts
@@ -23,7 +23,7 @@ describe("WordPiece", () => {
       });
 
       it("has its callback called with the loaded model", () => {
-        return new Promise(done => {
+        return new Promise((done) => {
           WordPiece.fromFiles(`${MOCKS_DIR}/vocab.txt`, (err, model) => {
             expect(model).toBeDefined();
             done();
@@ -40,7 +40,7 @@ describe("WordPiece", () => {
       });
 
       it("has its callback called with the loaded model", () => {
-        return new Promise(done => {
+        return new Promise((done) => {
           WordPiece.fromFiles(`${MOCKS_DIR}/vocab.txt`, {}, (err, model) => {
             expect(model).toBeDefined();
             done();
@@ -72,7 +72,7 @@ describe("BPE", () => {
     });
 
     it("has its callback called with the loaded model", () => {
-      return new Promise(done => {
+      return new Promise((done) => {
         BPE.fromFiles(
           `${MOCKS_DIR}/vocab.json`,
           `${MOCKS_DIR}/merges.txt`,
@@ -93,7 +93,7 @@ describe("BPE", () => {
     });
 
     it("has its callback called with the loaded model", () => {
-      return new Promise(done => {
+      return new Promise((done) => {
         BPE.fromFiles(
           `${MOCKS_DIR}/vocab.json`,
           `${MOCKS_DIR}/merges.txt`,
diff --git a/bindings/node/lib/bindings/normalizers.js b/bindings/node/lib/bindings/normalizers.js
index de357e23..6ab0831b 100644
--- a/bindings/node/lib/bindings/normalizers.js
+++ b/bindings/node/lib/bindings/normalizers.js
@@ -8,5 +8,5 @@ module.exports = {
   nfkcNormalizer: native.normalizers_NFKC,
   nfkdNormalizer: native.normalizers_NFKD,
   sequenceNormalizer: native.normalizers_Sequence,
-  stripNormalizer: native.normalizers_Strip
+  stripNormalizer: native.normalizers_Strip,
 };
diff --git a/bindings/node/lib/bindings/post-processors.js b/bindings/node/lib/bindings/post-processors.js
index 42fa3728..717c5c9e 100644
--- a/bindings/node/lib/bindings/post-processors.js
+++ b/bindings/node/lib/bindings/post-processors.js
@@ -3,5 +3,5 @@ const native = require("./native");
 module.exports = {
   bertProcessing: native.processors_BertProcessing,
   byteLevelProcessing: native.processors_ByteLevel,
-  robertaProcessing: native.processors_RobertaProcessing
+  robertaProcessing: native.processors_RobertaProcessing,
 };
diff --git a/bindings/node/lib/bindings/post-processors.test.ts b/bindings/node/lib/bindings/post-processors.test.ts
index 7099d252..8eaf73d8 100644
--- a/bindings/node/lib/bindings/post-processors.test.ts
+++ b/bindings/node/lib/bindings/post-processors.test.ts
@@ -3,7 +3,7 @@
 import {
   bertProcessing,
   byteLevelProcessing,
-  robertaProcessing
+  robertaProcessing,
 } from "./post-processors";
 
 describe("bertProcessing", () => {
diff --git a/bindings/node/lib/bindings/pre-tokenizers.js b/bindings/node/lib/bindings/pre-tokenizers.js
index a4026733..b231c1f4 100644
--- a/bindings/node/lib/bindings/pre-tokenizers.js
+++ b/bindings/node/lib/bindings/pre-tokenizers.js
@@ -7,5 +7,5 @@ module.exports = {
   whitespaceSplitPreTokenizer: native.pre_tokenizers_WhitespaceSplit,
   bertPreTokenizer: native.pre_tokenizers_BertPreTokenizer,
   metaspacePreTokenizer: native.pre_tokenizers_Metaspace,
-  charDelimiterSplitPreTokenizer: native.pre_tokenizers_CharDelimiterSplit
+  charDelimiterSplitPreTokenizer: native.pre_tokenizers_CharDelimiterSplit,
 };
diff --git a/bindings/node/lib/bindings/raw-encoding.test.ts b/bindings/node/lib/bindings/raw-encoding.test.ts
index 580b66f5..0db2c624 100644
--- a/bindings/node/lib/bindings/raw-encoding.test.ts
+++ b/bindings/node/lib/bindings/raw-encoding.test.ts
@@ -21,7 +21,7 @@ describe("RawEncoding", () => {
     const model = await promisify<string, WordPieceOptions, Model>(WordPiece.fromFiles)(
       `${MOCKS_DIR}/vocab.txt`,
       {
-        continuingSubwordPrefix: "##"
+        continuingSubwordPrefix: "##",
       }
     );
 
@@ -155,7 +155,7 @@ describe("RawEncoding", () => {
         direction: PaddingDirection.Left,
         padToken: "[PA]",
         padTypeId: 10,
-        padId: 400
+        padId: 400,
       });
 
       const tokens = encoding.getTokens();
diff --git a/bindings/node/lib/bindings/tokenizer.js b/bindings/node/lib/bindings/tokenizer.js
index e2340eb5..2477366f 100644
--- a/bindings/node/lib/bindings/tokenizer.js
+++ b/bindings/node/lib/bindings/tokenizer.js
@@ -7,5 +7,5 @@ class Tokenizer extends native.tokenizer_Tokenizer {
 
 module.exports = {
   AddedToken: native.tokenizer_AddedToken,
-  Tokenizer
+  Tokenizer,
 };
diff --git a/bindings/node/lib/bindings/tokenizer.test.ts b/bindings/node/lib/bindings/tokenizer.test.ts
index 7f45c870..4333f07a 100644
--- a/bindings/node/lib/bindings/tokenizer.test.ts
+++ b/bindings/node/lib/bindings/tokenizer.test.ts
@@ -14,7 +14,7 @@ import {
   InputSequence,
   PaddingConfiguration,
   Tokenizer,
-  TruncationConfiguration
+  TruncationConfiguration,
 } from "./tokenizer";
 
 // jest.mock('../bindings/tokenizer');
@@ -45,7 +45,7 @@ describe("AddedToken", () => {
     const addToken = new AddedToken("test", false, {
       leftStrip: true,
       rightStrip: true,
-      singleWord: true
+      singleWord: true,
     });
     expect(addToken.constructor.name).toEqual("AddedToken");
   });
@@ -156,7 +156,7 @@ describe("Tokenizer", () => {
 
     it("accepts a pre-tokenized string as parameter", async () => {
       const encoding = await encode(["my", "name", "is", "john"], undefined, {
-        isPretokenized: true
+        isPretokenized: true,
       });
       expect(encoding).toBeDefined();
     });
@@ -170,7 +170,7 @@ describe("Tokenizer", () => {
 
     it("accepts a pre-tokenized input in encodeBatch", async () => {
       const encoding = await encodeBatch([["my", "name", "is", "john"]], {
-        isPretokenized: true
+        isPretokenized: true,
       });
       expect(encoding).toBeDefined();
     });
@@ -198,7 +198,7 @@ describe("Tokenizer", () => {
         [3, 7],
         [8, 10],
         [11, 15],
-        [0, 4]
+        [0, 4],
       ]);
       expect(encoding.getOverflowing()).toEqual([]);
       expect(encoding.getSpecialTokensMask()).toEqual([0, 0, 0, 0, 0]);
@@ -243,7 +243,7 @@ describe("Tokenizer", () => {
           "name",
           "[PAD]",
           "[PAD]",
-          "[PAD]"
+          "[PAD]",
         ]);
 
         const pairEncoding = await encode("my name", "pair");
@@ -252,7 +252,7 @@ describe("Tokenizer", () => {
           "name",
           "pair",
           "[PAD]",
-          "[PAD]"
+          "[PAD]",
         ]);
       });
 
@@ -304,7 +304,7 @@ describe("Tokenizer", () => {
       const decodeBatch = promisify(tokenizer.decodeBatch.bind(tokenizer));
       await expect(decodeBatch([[0, 1, 2, 3], [4]], true)).resolves.toEqual([
         "my name is john",
-        "pair"
+        "pair",
       ]);
     });
   });
@@ -326,7 +326,7 @@ describe("Tokenizer", () => {
         my: 0,
         name: 1,
         is: 2,
-        john: 3
+        john: 3,
       });
     });
   });
@@ -349,7 +349,7 @@ describe("Tokenizer", () => {
       const expectedConfig: TruncationConfiguration = {
         maxLength: 2,
         strategy: TruncationStrategy.LongestFirst,
-        stride: 0
+        stride: 0,
       };
       expect(truncation).toEqual(expectedConfig);
     });
@@ -365,7 +365,7 @@ describe("Tokenizer", () => {
         direction: PaddingDirection.Right,
         padId: 0,
         padToken: "[PAD]",
-        padTypeId: 0
+        padTypeId: 0,
       };
       expect(padding).toEqual(expectedConfig);
     });
diff --git a/bindings/node/lib/bindings/trainers.js b/bindings/node/lib/bindings/trainers.js
index 866aac98..20f72c9b 100644
--- a/bindings/node/lib/bindings/trainers.js
+++ b/bindings/node/lib/bindings/trainers.js
@@ -2,5 +2,5 @@ const native = require("./native");
 
 module.exports = {
   bpeTrainer: native.trainers_BPETrainer,
-  wordPieceTrainer: native.trainers_WordPieceTrainer
+  wordPieceTrainer: native.trainers_WordPieceTrainer,
 };
diff --git a/bindings/node/lib/bindings/utils.js b/bindings/node/lib/bindings/utils.js
index 599daa1a..4159365f 100644
--- a/bindings/node/lib/bindings/utils.js
+++ b/bindings/node/lib/bindings/utils.js
@@ -2,5 +2,5 @@ const native = require("./native");
 
 module.exports = {
   mergeEncodings: native.utils_mergeEncodings,
-  slice: native.utils_slice
+  slice: native.utils_slice,
 };
diff --git a/bindings/node/lib/bindings/utils.test.ts b/bindings/node/lib/bindings/utils.test.ts
index 83d6aa01..5f8f1bbe 100644
--- a/bindings/node/lib/bindings/utils.test.ts
+++ b/bindings/node/lib/bindings/utils.test.ts
@@ -141,7 +141,7 @@ describe("mergeEncodings", () => {
       [0, 2],
       [3, 7],
       [8, 10],
-      [0, 4]
+      [0, 4],
     ]);
   });
 
@@ -155,7 +155,7 @@ describe("mergeEncodings", () => {
       [0, 2],
       [3, 7],
       [8, 10],
-      [0, 4]
+      [0, 4],
     ]);
   });
 
@@ -169,7 +169,7 @@ describe("mergeEncodings", () => {
       [0, 2],
       [3, 7],
       [8, 10],
-      [10, 14]
+      [10, 14],
     ]);
   });
 });
diff --git a/bindings/node/lib/implementations/encoding.test.ts b/bindings/node/lib/implementations/encoding.test.ts
index aa3873cd..1215e6fe 100644
--- a/bindings/node/lib/implementations/encoding.test.ts
+++ b/bindings/node/lib/implementations/encoding.test.ts
@@ -10,7 +10,7 @@ describe("Encoding", () => {
   describe("ids", () => {
     const getIdsMock = jest.fn(() => [3]);
     const m = rawEncodingMock.mockImplementation(() => ({
-      getIds: getIdsMock
+      getIds: getIdsMock,
     }));
 
     encoding = new Encoding(m() as RawEncoding);
@@ -36,7 +36,7 @@ describe("Encoding", () => {
       const getIdsMock = jest.fn(() => [4]);
       const m = rawEncodingMock.mockImplementation(() => ({
         getIds: getIdsMock,
-        pad: jest.fn()
+        pad: jest.fn(),
       }));
 
       encoding = new Encoding(m() as RawEncoding);
@@ -55,7 +55,7 @@ describe("Encoding", () => {
       const getIdsMock = jest.fn(() => [4]);
       const m = rawEncodingMock.mockImplementation(() => ({
         getIds: getIdsMock,
-        truncate: jest.fn()
+        truncate: jest.fn(),
       }));
 
       encoding = new Encoding(m() as RawEncoding);
diff --git a/bindings/node/lib/implementations/encoding.ts b/bindings/node/lib/implementations/encoding.ts
index 7c561e1a..4a80ddb6 100644
--- a/bindings/node/lib/implementations/encoding.ts
+++ b/bindings/node/lib/implementations/encoding.ts
@@ -21,7 +21,7 @@ export class Encoding {
    */
   static merge(encodings: Encoding[], growingOffsets?: boolean): Encoding {
     const mergedRaw = mergeEncodings(
-      encodings.map(e => e.rawEncoding),
+      encodings.map((e) => e.rawEncoding),
       growingOffsets
     );
 
@@ -82,7 +82,7 @@ export class Encoding {
 
     return (this._overflowing = this._rawEncoding
       .getOverflowing()
-      .map(e => new Encoding(e)));
+      .map((e) => new Encoding(e)));
   }
 
   /**
@@ -218,7 +218,7 @@ export class Encoding {
       "_specialTokensMask",
       "_tokens",
       "_typeIds",
-      "_wordIndexes"
+      "_wordIndexes",
     ]) {
       delete this[prop as keyof this];
     }
diff --git a/bindings/node/lib/implementations/tokenizers/base.tokenizer.test.ts b/bindings/node/lib/implementations/tokenizers/base.tokenizer.test.ts
index 045b739b..a24539aa 100644
--- a/bindings/node/lib/implementations/tokenizers/base.tokenizer.test.ts
+++ b/bindings/node/lib/implementations/tokenizers/base.tokenizer.test.ts
@@ -3,12 +3,12 @@ import { BPE } from "../../bindings/models";
 import {
   PaddingConfiguration,
   Tokenizer,
-  TruncationConfiguration
+  TruncationConfiguration,
 } from "../../bindings/tokenizer";
 import { BaseTokenizer } from "./base.tokenizer";
 
 describe("BaseTokenizer", () => {
-  let tokenizer: BaseTokenizer<{}>;
+  let tokenizer: BaseTokenizer<Record<string, unknown>>;
 
   beforeEach(() => {
     // Clear all instances and calls to constructor and all methods:
@@ -29,7 +29,7 @@ describe("BaseTokenizer", () => {
       const expectedConfig: TruncationConfiguration = {
         maxLength: 2,
         strategy: TruncationStrategy.LongestFirst,
-        stride: 0
+        stride: 0,
       };
       expect(tokenizer.truncation).toEqual(expectedConfig);
     });
@@ -52,7 +52,7 @@ describe("BaseTokenizer", () => {
         direction: PaddingDirection.Right,
         padId: 0,
         padToken: "[PAD]",
-        padTypeId: 0
+        padTypeId: 0,
       };
       expect(tokenizer.padding).toEqual(expectedConfig);
     });
diff --git a/bindings/node/lib/implementations/tokenizers/base.tokenizer.ts b/bindings/node/lib/implementations/tokenizers/base.tokenizer.ts
index 97159920..d668883f 100644
--- a/bindings/node/lib/implementations/tokenizers/base.tokenizer.ts
+++ b/bindings/node/lib/implementations/tokenizers/base.tokenizer.ts
@@ -10,12 +10,13 @@ import {
   PaddingOptions,
   Tokenizer,
   TruncationConfiguration,
-  TruncationOptions
+  TruncationOptions,
 } from "../../bindings/tokenizer";
 import { Encoding } from "../encoding";
 
 export type Token = string | AddedToken;
 
+// eslint-disable-next-line @typescript-eslint/ban-types
 export class BaseTokenizer<TConfig extends object> {
   private _truncation?: TruncationConfiguration;
   private _padding?: PaddingConfiguration;
@@ -114,7 +115,7 @@ export class BaseTokenizer<TConfig extends object> {
   ): Promise<Encoding[]> {
     const encodeBatch = promisify(this.tokenizer.encodeBatch.bind(this.tokenizer));
     const rawEncodings = await encodeBatch(sequences, options);
-    return rawEncodings.map(e => new Encoding(e));
+    return rawEncodings.map((e) => new Encoding(e));
   }
 
   /**
diff --git a/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.test.ts b/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.test.ts
index 6dbd3adf..a129d3d1 100644
--- a/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.test.ts
+++ b/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.test.ts
@@ -14,7 +14,7 @@ describe("BertWordPieceTokenizer", () => {
     describe("when a vocabFile is provided and `addSpecialTokens === true`", () => {
       it("throws a `sepToken error` if no `sepToken` is provided", async () => {
         const options: BertWordPieceOptions = {
-          vocabFile: MOCKS_DIR + "/bert-vocab-empty.txt"
+          vocabFile: MOCKS_DIR + "/bert-vocab-empty.txt",
         };
 
         await expect(BertWordPieceTokenizer.fromOptions(options)).rejects.toThrow(
@@ -24,7 +24,7 @@ describe("BertWordPieceTokenizer", () => {
 
       it("throws a `clsToken error` if no `clsToken` is provided", async () => {
         const options: BertWordPieceOptions = {
-          vocabFile: MOCKS_DIR + "/bert-vocab-without-cls.txt"
+          vocabFile: MOCKS_DIR + "/bert-vocab-without-cls.txt",
         };
 
         await expect(BertWordPieceTokenizer.fromOptions(options)).rejects.toThrow(
diff --git a/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.ts b/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.ts
index 8edf5e5c..f4660578 100644
--- a/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.ts
+++ b/bindings/node/lib/implementations/tokenizers/bert-wordpiece.tokenizer.ts
@@ -104,7 +104,7 @@ export class BertWordPieceTokenizer extends BaseTokenizer<BertTokenizerConfig> {
     sepToken: "[SEP]",
     stripAccents: true,
     unkToken: "[UNK]",
-    wordpiecesPrefix: "##"
+    wordpiecesPrefix: "##",
   };
 
   private readonly defaultTrainOptions: Required<BertWordPieceTrainOptions> = {
@@ -114,7 +114,7 @@ export class BertWordPieceTokenizer extends BaseTokenizer<BertTokenizerConfig> {
     showProgress: true,
     specialTokens: ["[PAD]", "[UNK]", "[CLS]", "[SEP]", "[MASK]"],
     vocabSize: 30000,
-    wordpiecesPrefix: "##"
+    wordpiecesPrefix: "##",
   };
 
   private constructor(tokenizer: Tokenizer, configuration: BertTokenizerConfig) {
@@ -135,7 +135,7 @@ export class BertWordPieceTokenizer extends BaseTokenizer<BertTokenizerConfig> {
       const fromFiles = promisify<string, WordPieceOptions, Model>(WordPiece.fromFiles);
       model = await fromFiles(opts.vocabFile, {
         unkToken: getTokenContent(opts.unkToken),
-        continuingSubwordPrefix: opts.wordpiecesPrefix
+        continuingSubwordPrefix: opts.wordpiecesPrefix,
       });
     } else {
       model = WordPiece.empty();
@@ -148,7 +148,7 @@ export class BertWordPieceTokenizer extends BaseTokenizer<BertTokenizerConfig> {
       opts.sepToken,
       opts.unkToken,
       opts.padToken,
-      opts.maskToken
+      opts.maskToken,
     ]) {
       if (tokenizer.tokenToId(getTokenContent(token)) !== undefined) {
         tokenizer.addSpecialTokens([token]);
diff --git a/bindings/node/lib/implementations/tokenizers/bpe.tokenizer.ts b/bindings/node/lib/implementations/tokenizers/bpe.tokenizer.ts
index 61d503a5..782aede4 100644
--- a/bindings/node/lib/implementations/tokenizers/bpe.tokenizer.ts
+++ b/bindings/node/lib/implementations/tokenizers/bpe.tokenizer.ts
@@ -5,7 +5,7 @@ import { BPE, BPEOptions, Model } from "../../bindings/models";
 import {
   lowercaseNormalizer,
   nfkcNormalizer,
-  sequenceNormalizer
+  sequenceNormalizer,
 } from "../../bindings/normalizers";
 import { whitespaceSplitPreTokenizer } from "../../bindings/pre-tokenizers";
 import { Tokenizer } from "../../bindings/tokenizer";
@@ -75,7 +75,7 @@ type BPETokenizerConfig = BPETokenizerOptions &
 export class BPETokenizer extends BaseTokenizer<BPETokenizerConfig> {
   private static readonly defaultBPEOptions: BPETokenizerConfig = {
     suffix: "</w>",
-    unkToken: "<unk>"
+    unkToken: "<unk>",
   };
 
   private readonly defaultTrainOptions: Required<BPETokenizerTrainOptions> = {
@@ -85,7 +85,7 @@ export class BPETokenizer extends BaseTokenizer<BPETokenizerConfig> {
     showProgress: true,
     specialTokens: ["<unk>"],
     suffix: "</w>",
-    vocabSize: 30000
+    vocabSize: 30000,
   };
 
   private constructor(tokenizer: Tokenizer, configuration: BPETokenizerConfig) {
@@ -105,7 +105,7 @@ export class BPETokenizer extends BaseTokenizer<BPETokenizerConfig> {
       const modelOptions: BPEOptions = {
         dropout: opts.dropout,
         endOfWordSuffix: opts.suffix,
-        unkToken: unkToken
+        unkToken: unkToken,
       };
 
       const fromFiles = promisify<string, string, BPEOptions, Model>(BPE.fromFiles);
diff --git a/bindings/node/lib/implementations/tokenizers/byte-level-bpe.tokenizer.ts b/bindings/node/lib/implementations/tokenizers/byte-level-bpe.tokenizer.ts
index 17a8c908..38f4432a 100644
--- a/bindings/node/lib/implementations/tokenizers/byte-level-bpe.tokenizer.ts
+++ b/bindings/node/lib/implementations/tokenizers/byte-level-bpe.tokenizer.ts
@@ -5,7 +5,7 @@ import { BPE, BPEOptions, Model } from "../../bindings/models";
 import {
   lowercaseNormalizer,
   nfkcNormalizer,
-  sequenceNormalizer
+  sequenceNormalizer,
 } from "../../bindings/normalizers";
 import { byteLevelProcessing } from "../../bindings/post-processors";
 import { byteLevelAlphabet, byteLevelPreTokenizer } from "../../bindings/pre-tokenizers";
@@ -72,14 +72,14 @@ type ByteLevelBPETokenizerConfig = ByteLevelBPETokenizerOptions &
 export class ByteLevelBPETokenizer extends BaseTokenizer<ByteLevelBPETokenizerConfig> {
   private static readonly defaultOptions: ByteLevelBPETokenizerConfig = {
     addPrefixSpace: false,
-    trimOffsets: false
+    trimOffsets: false,
   };
 
   private readonly defaultTrainOptions: Required<ByteLevelBPETrainOptions> = {
     minFrequency: 2,
     showProgress: true,
     specialTokens: ["<unk>"],
-    vocabSize: 30000
+    vocabSize: 30000,
   };
 
   private constructor(tokenizer: Tokenizer, configuration: ByteLevelBPETokenizerConfig) {
@@ -127,7 +127,7 @@ export class ByteLevelBPETokenizer extends BaseTokenizer<ByteLevelBPETokenizerCo
     const mergedOptions = { ...this.defaultTrainOptions, ...options };
     const trainer = bpeTrainer({
       ...mergedOptions,
-      initialAlphabet: byteLevelAlphabet()
+      initialAlphabet: byteLevelAlphabet(),
     });
 
     this.tokenizer.train(trainer, files);
diff --git a/bindings/node/lib/implementations/tokenizers/sentence-piece-bpe.tokenizer.ts b/bindings/node/lib/implementations/tokenizers/sentence-piece-bpe.tokenizer.ts
index 1882b96f..b44433fc 100644
--- a/bindings/node/lib/implementations/tokenizers/sentence-piece-bpe.tokenizer.ts
+++ b/bindings/node/lib/implementations/tokenizers/sentence-piece-bpe.tokenizer.ts
@@ -68,7 +68,7 @@ export class SentencePieceBPETokenizer extends BaseTokenizer<
   private static readonly defaultOptions: SentencePieceBPETokenizerConfig = {
     addPrefixSpace: true,
     replacement: "▁",
-    unkToken: "<unk>"
+    unkToken: "<unk>",
   };
 
   private readonly defaultTrainOptions: Required<SentencePieceBPETrainOptions> = {
@@ -77,7 +77,7 @@ export class SentencePieceBPETokenizer extends BaseTokenizer<
     minFrequency: 2,
     showProgress: true,
     specialTokens: ["<unk>"],
-    vocabSize: 30000
+    vocabSize: 30000,
   };
 
   private constructor(
@@ -97,7 +97,7 @@ export class SentencePieceBPETokenizer extends BaseTokenizer<
     if (opts.vocabFile && opts.mergesFile) {
       const modelOptions: BPEOptions = {
         dropout: opts.dropout,
-        unkToken: unkToken
+        unkToken: unkToken,
       };
 
       const fromFiles = promisify<string, string, BPEOptions, Model>(BPE.fromFiles);
diff --git a/bindings/node/lib/index.ts b/bindings/node/lib/index.ts
index 98289101..847f0a96 100644
--- a/bindings/node/lib/index.ts
+++ b/bindings/node/lib/index.ts
@@ -11,6 +11,6 @@ export {
   EncodeInput,
   EncodeOptions,
   TruncationConfiguration,
-  TruncationOptions
+  TruncationOptions,
 } from "./bindings/tokenizer";
 export { Encoding } from "./implementations/encoding";