Update bot

node_modules/magic-bytes.js/dist/index.d.ts

@@ -0,0 +1,8 @@
+import { GuessedFile, Info } from "./model/tree";
+export declare const filetypeinfo: (bytes: number[] | Uint8Array | Uint8ClampedArray) => GuessedFile[];
+export default filetypeinfo;
+export declare const filetypename: (bytes: number[] | Uint8Array | Uint8ClampedArray) => string[];
+export declare const filetypemime: (bytes: number[] | Uint8Array | Uint8ClampedArray) => string[];
+export declare const filetypeextension: (bytes: number[] | Uint8Array | Uint8ClampedArray) => string[];
+export declare const register: (typename: string, signature: string[], additionalInfo?: Info | undefined, offset?: number | undefined) => void;
+//# sourceMappingURL=index.d.ts.map

node_modules/magic-bytes.js/dist/index.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAEA,OAAO,EAAE,WAAW,EAAc,IAAI,EAAE,MAAM,cAAc,CAAC;AAI7D,eAAO,MAAM,YAAY,UAChB,MAAM,EAAE,GAAG,UAAU,GAAG,iBAAiB,KAC/C,WAAW,EAkBb,CAAC;AA0BF,eAAe,YAAY,CAAC;AAE5B,eAAO,MAAM,YAAY,UAChB,MAAM,EAAE,GAAG,UAAU,GAAG,iBAAiB,KAC/C,MAAM,EAAgD,CAAC;AAE1D,eAAO,MAAM,YAAY,UAChB,MAAM,EAAE,GAAG,UAAU,GAAG,iBAAiB,KAC/C,MAAM,EAGiC,CAAC;AAE3C,eAAO,MAAM,iBAAiB,UACrB,MAAM,EAAE,GAAG,UAAU,GAAG,iBAAiB,KAC/C,MAAM,EAGiC,CAAC;AAE3C,eAAO,MAAM,QAAQ,aACT,MAAM,aACL,MAAM,EAAE,mBACF,IAAI,GAAG,SAAS,sCAIlC,CAAA"}

node_modules/magic-bytes.js/dist/index.js

@@ -0,0 +1,61 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.register = exports.filetypeextension = exports.filetypemime = exports.filetypename = exports.filetypeinfo = void 0;
+const pattern_tree_1 = require("./model/pattern-tree");
+const toHex_1 = require("./model/toHex");
+const patternTree = pattern_tree_1.createTree();
+const filetypeinfo = (bytes) => {
+    let tree = patternTree;
+    for (const k of Object.keys(tree.offset)) {
+        const offset = toHex_1.fromHex(k);
+        const offsetExceedsFile = offset >= bytes.length;
+        if (offsetExceedsFile) {
+            continue;
+        }
+        const node = patternTree.offset[k];
+        const guessed = walkTree(offset, bytes, node);
+        if (guessed.length > 0) {
+            return guessed;
+        }
+    }
+    if (tree.noOffset === null) {
+        return [];
+    }
+    return walkTree(0, bytes, tree.noOffset);
+};
+exports.filetypeinfo = filetypeinfo;
+const walkTree = (index, bytes, node) => {
+    let step = node;
+    let guessFile = [];
+    while (true) {
+        const currentByte = toHex_1.toHex(bytes[index]);
+        if (step.bytes["?"] && !step.bytes[currentByte]) {
+            step = step.bytes["?"];
+        }
+        else {
+            step = step.bytes[currentByte];
+        }
+        if (!step) {
+            return guessFile;
+        }
+        if (step && step.matches) {
+            guessFile = step.matches.slice(0);
+        }
+        index += 1;
+    }
+};
+exports.default = exports.filetypeinfo;
+const filetypename = (bytes) => exports.filetypeinfo(bytes).map((e) => e.typename);
+exports.filetypename = filetypename;
+const filetypemime = (bytes) => exports.filetypeinfo(bytes)
+    .map((e) => (e.mime ? e.mime : null))
+    .filter((x) => x !== null);
+exports.filetypemime = filetypemime;
+const filetypeextension = (bytes) => exports.filetypeinfo(bytes)
+    .map((e) => (e.extension ? e.extension : null))
+    .filter((x) => x !== null);
+exports.filetypeextension = filetypeextension;
+const register = (typename, signature, additionalInfo, offset) => {
+    pattern_tree_1.add(typename, signature, additionalInfo, offset);
+};
+exports.register = register;

node_modules/magic-bytes.js/dist/index.spec.d.ts

@@ -0,0 +1,2 @@
+export {};
+//# sourceMappingURL=index.spec.d.ts.map

node_modules/magic-bytes.js/dist/index.spec.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"index.spec.d.ts","sourceRoot":"","sources":["../src/index.spec.ts"],"names":[],"mappings":""}

node_modules/magic-bytes.js/dist/index.spec.js

@@ -0,0 +1,304 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const fs = __importStar(require("fs"));
+const index_1 = require("./index");
+const getBytes = (filename) => {
+    const file = require.resolve(`./testfiles/${filename}`);
+    const buffer = fs.readFileSync(file);
+    return Array.prototype.slice.call(buffer, 0);
+};
+describe("Tests the public API", () => {
+    it("detects woff", () => {
+        const bytes = getBytes("font.woff");
+        const [result] = index_1.filetypeinfo(bytes);
+        expect(result).toBeDefined();
+        expect(result).toStrictEqual({
+            typename: "woff",
+            mime: "font/woff",
+            extension: "woff",
+        });
+    });
+    it("detects woff2", () => {
+        const bytes = getBytes("inter.woff2");
+        const [result] = index_1.filetypeinfo(bytes);
+        expect(result).toBeDefined();
+        expect(result).toStrictEqual({
+            typename: "woff2",
+            mime: "font/woff2",
+            extension: "woff2",
+        });
+    });
+    it("detects tar with offset", () => {
+        const bytes = getBytes("a.tar");
+        const [result] = index_1.filetypeinfo(bytes);
+        expect(result).toBeDefined();
+        expect(result.typename).toBe("tar");
+    });
+    it("detects apng", () => {
+        const bytes = getBytes("a.apng");
+        const result = index_1.filetypeinfo(bytes);
+        expect(result).toHaveLength(2);
+        const [png, apng] = result;
+        expect(png.typename).toBe("png");
+        expect(png.mime).toBe("image/png");
+        expect(apng.typename).toBe("apng");
+        expect(apng.mime).toBe("image/apng");
+    });
+    it("detects mp4", () => {
+        const bytes = getBytes("a.mp4");
+        const [result] = index_1.filetypeinfo(bytes);
+        expect(result).toBeDefined();
+        expect(result.typename).toBe("mp4");
+        expect(result.mime).toBe("video/mp4");
+    });
+    describe("detects ogg containers", () => {
+        it("detects ogv", () => {
+            const bytes = getBytes("a.ogv");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("ogv");
+            expect(result.mime).toBe("video/ogg");
+        });
+        it("detects ogm", () => {
+            const bytes = getBytes("a.ogm");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("ogm");
+            expect(result.mime).toBe("video/ogg");
+        });
+        it("detects oga", () => {
+            const bytes = getBytes("a.oga");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("oga");
+            expect(result.mime).toBe("audio/ogg");
+        });
+        it("detects spx", () => {
+            const bytes = getBytes("a.spx");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("spx");
+            expect(result.mime).toBe("audio/ogg");
+        });
+        it("detects ogg", () => {
+            const bytes = getBytes("a.ogg");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("ogg");
+            expect(result.mime).toBe("audio/ogg");
+        });
+        it("detects ogx", () => {
+            const bytes = getBytes("a.ogx");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("ogx");
+            expect(result.mime).toBe("application/ogg");
+        });
+    });
+    describe("detects mov", () => {
+        it("detects mov (moov)", () => {
+            const bytes = getBytes("a.moov.mov");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("mov");
+            expect(result.extension).toBe("mov");
+            expect(result.mime).toBe("video/quicktime");
+        });
+        it("detects mov (mdat)", () => {
+            const bytes = getBytes("a.mdat.mov");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("mov");
+            expect(result.extension).toBe("mov");
+            expect(result.mime).toBe("video/quicktime");
+        });
+        it("detects mov (ftypqt)", () => {
+            const bytes = getBytes("a.ftypqt.mov");
+            const [result] = index_1.filetypeinfo(bytes);
+            expect(result).toBeDefined();
+            expect(result.typename).toBe("mov");
+            expect(result.extension).toBe("mov");
+            expect(result.mime).toBe("video/quicktime");
+        });
+    });
+    it("filetypeinfo", () => {
+        const bytes = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypeinfo(bytes);
+        expect(result).toHaveLength(2);
+        expect(result[0]).toHaveProperty("typename");
+    });
+    it("filetypename", () => {
+        const bytes = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypename(bytes);
+        expect(result).toHaveLength(2);
+        expect(result).toEqual(["png", "apng"]);
+    });
+    it("filetypename failure", () => {
+        const bytes = [0x89, 0x00, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypename(bytes);
+        expect(result).toHaveLength(0);
+        expect(result).toEqual([]);
+    });
+    it("filetypemime", () => {
+        const bytes = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypemime(bytes);
+        expect(result).toHaveLength(2);
+        expect(result).toEqual(["image/png", "image/apng"]);
+    });
+    it("filetypemime not found", () => {
+        const bytes = [0x89, 0x50, 0x00, 0x47, 0x00, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypemime(bytes);
+        expect(result).toHaveLength(0);
+        expect(result).toEqual([]);
+    });
+    it("filetypeextension", () => {
+        const bytes = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypeextension(bytes);
+        expect(result).toHaveLength(2);
+        expect(result).toEqual(["png", "apng"]);
+    });
+    it("filetypeextension not found", () => {
+        const bytes = [0x89, 0x50, 0x4e, 0x47, 0x00, 0x0a, 0x1a, 0x0a];
+        const result = index_1.filetypeextension(bytes);
+        expect(result).toHaveLength(0);
+        expect(result).toEqual([]);
+    });
+    it("detects utf8", () => {
+        const file = getBytes("a.utf8");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("text/plain; charset=UTF-8");
+    });
+    it("detects utf16le", () => {
+        const file = getBytes("a.utf16le");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("text/plain; charset=UTF-16LE");
+    });
+    it("detects utf16be", () => {
+        const file = getBytes("a.utf16be");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("text/plain; charset=UTF-16BE");
+    });
+    it("detects json object", () => {
+        const fileObj = getBytes("a.json");
+        const fileArray = getBytes("a_array.json");
+        const result = index_1.filetypemime(fileObj);
+        const result2 = index_1.filetypemime(fileArray);
+        expect(result).toContain("application/json");
+        expect(result2).toContain("application/json");
+    });
+    it("detects srt", () => {
+        const file = getBytes("a.srt");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("application/x-subrip");
+    });
+    it("detects vtt", () => {
+        const file = getBytes("a.vtt");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("text/vtt");
+    });
+    it("detects jpeg (photoshop)", () => {
+        // File created with Adobe Photoshop 2024 via "Save As" menu
+        const file = getBytes("photoshop.jpg");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("image/jpeg");
+    });
+    it("detects jpeg (photoshop export)", () => {
+        // File created with Adobe Photoshop 2024 via "Export As" menu
+        const file = getBytes("photoshop-export.jpg");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("image/jpeg");
+    });
+    it("detects jpeg (png2jpg)", () => {
+        // File created using https://png2jpg.com
+        const file = getBytes("png2jpg.jpg");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("image/jpeg");
+    });
+    describe("add new custom types", () => {
+        beforeAll(() => {
+            index_1.register('customNoInfo', ["0xde", "0xad", "0xbe", "0xef"]);
+            index_1.register('customMime', ["0x12", "0x34", "0x56", "0x78"], {
+                mime: 'application/vnd-custom',
+                extension: '.cust'
+            });
+            index_1.register('customOffset', ["0xab", "0xcb"], {
+                mime: 'application/vnd-custom-offset',
+                extension: '.custoff'
+            }, 2);
+        });
+        it("detects customNoInfo file", () => {
+            const bytes = [0xde, 0xad, 0xbe, 0xef, 0x00];
+            const result = index_1.filetypeinfo(bytes);
+            expect(result).toEqual(expect.arrayContaining([
+                expect.objectContaining({
+                    "typename": "customNoInfo",
+                })
+            ]));
+        });
+        it("detects customMime file", () => {
+            const bytes = [0x12, 0x34, 0x56, 0x78];
+            const result = index_1.filetypeinfo(bytes);
+            expect(result).toEqual(expect.arrayContaining([
+                expect.objectContaining({
+                    "typename": "customMime",
+                    "mime": "application/vnd-custom",
+                    "extension": ".cust"
+                })
+            ]));
+        });
+        it("detects customOffset file", () => {
+            const bytes = [0x12, 0x34, 0xab, 0xcb];
+            const result = index_1.filetypeinfo(bytes);
+            expect(result).toEqual(expect.arrayContaining([
+                expect.objectContaining({
+                    "typename": "customOffset",
+                    "mime": "application/vnd-custom-offset",
+                    "extension": ".custoff"
+                })
+            ]));
+        });
+    });
+    it("detects pdf (Libreoffice export)", () => {
+        // File created using libreoffice writter export to pdf
+        const file = getBytes("a.pdf");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("application/pdf");
+    });
+    it("detects poscript (pdf2ps)", () => {
+        // File created using pdf2ps from https://www.ghostscript.com
+        const file = getBytes("a.ps");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("application/postscript");
+    });
+    it("detects svg", () => {
+        // File created using https://png2jpg.com
+        const file = getBytes("a.svg");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("image/svg+xml");
+    });
+    it("detects avif", () => {
+        // File created using avifenc on a.apng
+        const file = getBytes("a.avif");
+        const result = index_1.filetypemime(file);
+        expect(result).toContain("image/avif");
+    });
+});

node_modules/magic-bytes.js/dist/model/pattern-tree.d.ts

@@ -0,0 +1,8 @@
+import { Info, Tree } from "./tree";
+declare type TypeName = string;
+declare type Signature = string[];
+export declare const add: (typename: TypeName, signature: Signature, additionalInfo?: Info | undefined, offset?: number | undefined) => void;
+export declare const createTree: () => Tree;
+declare const _default: () => Tree;
+export default _default;
+//# sourceMappingURL=pattern-tree.d.ts.map

node_modules/magic-bytes.js/dist/model/pattern-tree.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"pattern-tree.d.ts","sourceRoot":"","sources":["../../src/model/pattern-tree.ts"],"names":[],"mappings":"AACA,OAAO,EAAiC,IAAI,EAAS,IAAI,EAAE,MAAM,QAAQ,CAAC;AAQ1E,aAAK,QAAQ,GAAG,MAAM,CAAC;AACvB,aAAK,SAAS,GAAG,MAAM,EAAE,CAAC;AAE1B,eAAO,MAAM,GAAG,aACJ,QAAQ,yCAED,IAAI,GAAG,SAAS,sCAwClC,CAAC;AA2xCF,eAAO,MAAM,UAAU,QAAO,IAAoB,CAAC;8BAChC,IAAI;AAAvB,wBAAwC"}

node_modules/magic-bytes.js/dist/model/toHex.d.ts

@@ -0,0 +1,3 @@
+export declare const toHex: (num: number) => string;
+export declare const fromHex: (hex: string) => number;
+//# sourceMappingURL=toHex.d.ts.map

node_modules/magic-bytes.js/dist/model/toHex.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"toHex.d.ts","sourceRoot":"","sources":["../../src/model/toHex.ts"],"names":[],"mappings":"AACA,eAAO,MAAM,KAAK,QAAS,MAAM,KAAG,MACsB,CAAC;AAC3D,eAAO,MAAM,OAAO,QAAS,MAAM,WAA8B,CAAC"}

node_modules/magic-bytes.js/dist/model/toHex.js

@@ -0,0 +1,8 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.fromHex = exports.toHex = void 0;
+const hex = (num) => new Number(num).toString(16).toLowerCase();
+const toHex = (num) => `0x${hex(num).length === 1 ? "0" + hex(num) : hex(num)}`;
+exports.toHex = toHex;
+const fromHex = (hex) => new Number(hex);
+exports.fromHex = fromHex;

node_modules/magic-bytes.js/dist/model/tree.d.ts

@@ -0,0 +1,30 @@
+export declare type PathlessNewNode = {
+    info: Info;
+    typename: string;
+};
+export declare type NewNode = PathlessNewNode & {
+    bytes: string[];
+};
+export declare type GuessedFile = Info & {
+    typename: string;
+};
+export declare type Info = {
+    mime?: string;
+    extension?: string;
+};
+export declare type Node = {
+    matches?: GuessedFile[];
+    bytes: {
+        [nextbyte: string]: Node;
+    };
+};
+export declare type Tree = {
+    noOffset: Node | null;
+    offset: {
+        [offsetByte: string]: Node;
+    };
+};
+export declare const merge: (node: NewNode, tree: Node) => Node;
+export declare const createNode: (typename: string, bytes: string[], info?: Info | undefined) => NewNode;
+export declare const createComplexNode: (typename: string, bytes: string[], info?: Info | undefined) => Node;
+//# sourceMappingURL=tree.d.ts.map

node_modules/magic-bytes.js/dist/model/tree.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"tree.d.ts","sourceRoot":"","sources":["../../src/model/tree.ts"],"names":[],"mappings":"AAAA,oBAAY,eAAe,GAAG;IAC5B,IAAI,EAAE,IAAI,CAAC;IACX,QAAQ,EAAE,MAAM,CAAC;CAClB,CAAC;AAEF,oBAAY,OAAO,GAAG,eAAe,GAAG;IACtC,KAAK,EAAE,MAAM,EAAE,CAAC;CACjB,CAAC;AAEF,oBAAY,WAAW,GAAG,IAAI,GAAG;IAC/B,QAAQ,EAAE,MAAM,CAAC;CAClB,CAAC;AAEF,oBAAY,IAAI,GAAG;IACjB,IAAI,CAAC,EAAE,MAAM,CAAC;IACd,SAAS,CAAC,EAAE,MAAM,CAAC;CACpB,CAAC;AAEF,oBAAY,IAAI,GAAG;IACjB,OAAO,CAAC,EAAE,WAAW,EAAE,CAAC;IACxB,KAAK,EAAE;QACL,CAAC,QAAQ,EAAE,MAAM,GAAG,IAAI,CAAC;KAC1B,CAAC;CACH,CAAC;AAEF,oBAAY,IAAI,GAAG;IACjB,QAAQ,EAAE,IAAI,GAAG,IAAI,CAAC;IACtB,MAAM,EAAE;QAAE,CAAC,UAAU,EAAE,MAAM,GAAG,IAAI,CAAA;KAAE,CAAC;CACxC,CAAC;AAYF,eAAO,MAAM,KAAK,SAAU,OAAO,QAAQ,IAAI,KAAG,IA4BjD,CAAC;AAEF,eAAO,MAAM,UAAU,aACX,MAAM,SACT,MAAM,EAAE,8BAEd,OAEF,CAAC;AAEF,eAAO,MAAM,iBAAiB,aAClB,MAAM,SACT,MAAM,EAAE,8BAEd,IAmBF,CAAC"}

node_modules/magic-bytes.js/dist/model/tree.js

@@ -0,0 +1,61 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.createComplexNode = exports.createNode = exports.merge = void 0;
+const createMatch = (leaf) => ({
+    typename: leaf.typename,
+    mime: leaf.info.mime,
+    extension: leaf.info.extension,
+});
+const isLeafNode = (tree, path) => tree && path.length === 0;
+const merge = (node, tree) => {
+    if (node.bytes.length === 0)
+        return tree;
+    const [currentByte, ...path] = node.bytes;
+    const currentTree = tree.bytes[currentByte];
+    // traversed to end. Just add key to leaf.
+    if (isLeafNode(currentTree, path)) {
+        const matchingNode = tree.bytes[currentByte];
+        tree.bytes[currentByte] = {
+            ...matchingNode,
+            matches: [
+                ...(matchingNode.matches ?? []),
+                createMatch(node),
+            ],
+        };
+        return tree;
+    }
+    // Path exists already, Merge subtree
+    if (tree.bytes[currentByte]) {
+        tree.bytes[currentByte] = exports.merge(exports.createNode(node.typename, path, node.info), tree.bytes[currentByte]);
+    }
+    else { // Tree did not exist before
+        tree.bytes[currentByte] = exports.createComplexNode(node.typename, path, node.info);
+    }
+    return tree;
+};
+exports.merge = merge;
+const createNode = (typename, bytes, info) => {
+    return { typename, bytes, info: info ? info : {} };
+};
+exports.createNode = createNode;
+const createComplexNode = (typename, bytes, info) => {
+    let obj = {
+        bytes: {},
+        matches: undefined,
+    };
+    const [currentKey, ...path] = bytes;
+    if (bytes.length === 0) {
+        return {
+            matches: [
+                createMatch({
+                    typename: typename,
+                    info: info ? { extension: info.extension, mime: info.mime } : {},
+                }),
+            ],
+            bytes: {},
+        };
+    }
+    obj.bytes[currentKey] = exports.createComplexNode(typename, path, info);
+    return obj;
+};
+exports.createComplexNode = createComplexNode;

node_modules/magic-bytes.js/dist/model/tree.spec.d.ts

@@ -0,0 +1,2 @@
+export {};
+//# sourceMappingURL=tree.spec.d.ts.map

node_modules/magic-bytes.js/dist/model/tree.spec.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"tree.spec.d.ts","sourceRoot":"","sources":["../../src/model/tree.spec.ts"],"names":[],"mappings":""}

node_modules/magic-bytes.js/dist/model/tree.spec.js

@@ -0,0 +1,34 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const tree_1 = require("./tree");
+describe("tree", () => {
+    it("Creates complex node", () => {
+        const tree = tree_1.createComplexNode("mpe", ["0x00", "0x01"]);
+        expect(tree.bytes["0x00"].bytes["0x01"]).toHaveProperty("matches");
+        expect(tree.bytes["0x00"].bytes["0x01"]["matches"][0].typename).toBe("mpe");
+    });
+    it("Merges trees", () => {
+        const tree = tree_1.createComplexNode("pic", ["0x00"]);
+        const dba = tree_1.createNode("dba", ["0x00", "0x01", "0x02", "0x03"]);
+        const merged = tree_1.merge(dba, tree);
+        expect(merged.bytes["0x00"].matches[0].typename).toBe("pic");
+        expect(merged.bytes["0x00"].bytes["0x01"].bytes["0x02"].bytes["0x03"].matches[0]
+            .typename).toBe("dba");
+    });
+    it("Merges overlapping", () => {
+        const tree = tree_1.createComplexNode("pic", ["0x00"]);
+        const dba = tree_1.createNode("pif", ["0x00"]);
+        const merged = tree_1.merge(dba, tree);
+        expect(merged.bytes["0x00"].matches).toHaveLength(2);
+    });
+    it("Merges deep overlapping", () => {
+        const gifA = tree_1.createComplexNode("gif", ["0x47", "0x49", "0x46", "0x38", "0x37", "0x61"], { mime: "image/gif", extension: "gif" });
+        const gifB = tree_1.createNode("gif", ["0x47", "0x49", "0x46", "0x38", "0x38", "0x61"], { mime: "image/gif", extension: "gif" });
+        const gifC = tree_1.createNode("gif", ["0x47", "0x49", "0x46", "0x38", "0x39", "0x61"], { mime: "image/gif", extension: "gif" });
+        const mergeA = tree_1.merge(gifB, gifA);
+        const mergeB = tree_1.merge(gifC, mergeA);
+        expect(mergeB.bytes["0x47"].bytes["0x49"].bytes["0x46"].bytes["0x38"].bytes["0x37"].bytes["0x61"].matches[0]).toEqual({ typename: "gif", extension: "gif", mime: "image/gif" });
+        expect(mergeB.bytes["0x47"].bytes["0x49"].bytes["0x46"].bytes["0x38"].bytes["0x39"].bytes["0x61"].matches[0]).toEqual({ typename: "gif", extension: "gif", mime: "image/gif" });
+        expect(mergeB.bytes["0x47"].bytes["0x49"].bytes["0x46"].bytes["0x38"].bytes["0x38"].bytes["0x61"].matches[0]).toEqual({ typename: "gif", extension: "gif", mime: "image/gif" });
+    });
+});