Added backend TSDoc/JSDoc comments & refactored a tiny bit

14 files changed, 376 insertions, 42 deletions

diff --git a/packages/server/src/git/blob.ts b/packages/server/src/git/blob.ts
index ef9f9ab..eebd2d4 100644
--- a/packages/server/src/git/blob.ts
+++ b/packages/server/src/git/blob.ts
@@ -2,21 +2,38 @@ import { BlobError, createError } from "./error";
 import { Tree } from "./tree";
 import { BlobTreeEntry } from "./tree_entry";
 
+/**
+ * A representation of a blob
+ */
 export class Blob {
 	private _tree_entry: BlobTreeEntry;
 
 	public path;
 
+	/**
+	 * @param entry - A tree entry that's a blob
+	 * @param path - A path
+	 */
 	constructor(entry: BlobTreeEntry, path: string) {
 		this._tree_entry = entry;
 
 		this.path = path;
 	}
 
+	/**
+	 * Returns the blob's content
+	 */
 	public async content(): Promise<string> {
 		return this._tree_entry.content();
 	}
 
+	/**
+	 * Returns a blob from a path in a tree
+	 *
+	 * @param tree - The tree to look in
+	 * @param path - A path to a blob
+	 * @returns An instance of a blob
+	 */
 	public static async fromPath(tree: Tree, path: string): Promise<Blob> {
 		const entry = await tree.find(path);
 
diff --git a/packages/server/src/git/branch.ts b/packages/server/src/git/branch.ts
index 163eca7..7ddf672 100644
--- a/packages/server/src/git/branch.ts
+++ b/packages/server/src/git/branch.ts
@@ -4,7 +4,17 @@ import { Repository } from "./repository";
 import { Repository as NodeGitRepository } from "nodegit";
 import { BranchError, createError } from "./error";
 
+/**
+ * A representation of a branch
+ *
+ * @extends Reference
+ */
 export class Branch extends Reference {
+	/**
+	 * Returns the branch's latest commit
+	 *
+	 * @returns A commit summary instance
+	 */
 	public async latestCommit(): Promise<CommitSummary> {
 		const latest_commit = this._owner.nodegitRepository.getBranchCommit(this._ng_reference).catch(() => {
 			throw(createError(BranchError, 500, "Failed to get the latest commit"));
@@ -17,6 +27,13 @@ export class Branch extends Reference {
 		};
 	}
 
+	/**
+	 * Lookup a branch
+	 *
+	 * @param owner - The repository which the branch is in
+	 * @param branch - The SHA of a branch
+	 * @returns An instance of a branch
+	 */
 	public static async lookup(owner: Repository, branch: string): Promise<Branch> {
 		const reference = await owner.nodegitRepository.getBranch(branch).catch(err => {
 			if(err.errno === -3) {
@@ -27,8 +44,15 @@ export class Branch extends Reference {
 		return new Branch(owner, reference);
 	}
 
-	public static async lookupExists(ng_repository: NodeGitRepository, branch: string): Promise<boolean> {
-		return ng_repository.getBranch(branch)
+	/**
+	 * Returns if a branch exists or not
+	 *
+	 * @param owner - The repository which the branch is in
+	 * @param branch - The SHA of a branch
+	 * @returns Whether or not the branch exists
+	 */
+	public static async lookupExists(owner: NodeGitRepository, branch: string): Promise<boolean> {
+		return owner.getBranch(branch)
 			.then(() => true)
 			.catch(() => false);
 	}
diff --git a/packages/server/src/git/commit.ts b/packages/server/src/git/commit.ts
index 94afda0..c49e5ec 100644
--- a/packages/server/src/git/commit.ts
+++ b/packages/server/src/git/commit.ts
@@ -16,6 +16,9 @@ type DiffStats = {
 	files_changed: number
 }
 
+/**
+ * A representation of a commit
+ */
 export class Commit {
 	private _ng_commit: NodeGitCommit;
 	private _owner: Repository;
@@ -25,6 +28,10 @@ export class Commit {
 	public date: number;
 	public message: string;
 
+	/**
+	 * @param owner - The repository which the commit is in
+	 * @param commit - An instance of a Nodegit commit
+	 */
 	constructor(owner: Repository, commit: NodeGitCommit) {
 		this._ng_commit = commit;
 		this._owner = owner;
@@ -38,10 +45,20 @@ export class Commit {
 		this.message = commit.message();
 	}
 
+	/**
+	 * Returns the commit's diff
+	 *
+	 * @returns An instance of a diff
+	 */
 	public async diff(): Promise<Diff> {
 		return new Diff((await this._ng_commit.getDiff())[0]);
 	}
 
+	/**
+	 * Returns the commit's stats
+	 *
+	 * @returns A diff stats instance
+	 */
 	public async stats(): Promise<DiffStats> {
 		const stats = await (await this._ng_commit.getDiff())[0].getStats();
 
@@ -52,21 +69,46 @@ export class Commit {
 		};
 	}
 
+	/**
+	 * Returns the commit's tree
+	 *
+	 * @returns An instance of a tree
+	 */
 	public async tree(): Promise<Tree> {
 		return new Tree(this._owner, await this._ng_commit.getTree());
 	}
 
+	/**
+	 * Lookup a commit
+	 *
+	 * @param repository - The repository which the commit is in
+	 * @param id - The SHA of a commit
+	 * @returns An instance of a commit
+	 */
 	public static async lookup(repository: Repository, id: string | NodeGitOid): Promise<Commit> {
 		const commit = await NodeGitCommit.lookup(repository.nodegitRepository, id instanceof NodeGitOid ? id : NodeGitOid.fromString(id));
 		return new Commit(repository, commit);
 	}
 
+	/**
+	 * Returns if an commit exists or not
+	 *
+	 * @param repository - The repository which the commit is in
+	 * @param id - The sha of a commit
+	 * @returns Whether or not the commit exists
+	 */
 	public static lookupExists(repository: Repository, id: string): Promise<boolean> {
 		return NodeGitCommit.lookup(repository.nodegitRepository, NodeGitOid.fromString(id))
 			.then(() => true)
 			.catch(() => false);
 	}
 
+	/**
+	 * Returns the master commit of a repository
+	 *
+	 * @param owner - A repository
+	 * @returns An instance of a commit
+	 */
 	public static async masterCommit(owner: Repository): Promise<Commit> {
 		return new Commit(owner, await owner.nodegitRepository.getMasterCommit());
 	}
diff --git a/packages/server/src/git/diff.ts b/packages/server/src/git/diff.ts
index 6cd38a3..2e88609 100644
--- a/packages/server/src/git/diff.ts
+++ b/packages/server/src/git/diff.ts
@@ -43,6 +43,6 @@ export class Diff {
 	}
 
 	public async patches(): Promise<Patch[]> {
-		return (await this._ng_diff.patches()).map(patch => new Patch(this, patch));
+		return (await this._ng_diff.patches()).map((patch, index) => new Patch(this, patch, index));
 	}
 }
\ No newline at end of file
diff --git a/packages/server/src/git/error.ts b/packages/server/src/git/error.ts
index a07d349..fff16a4 100644
--- a/packages/server/src/git/error.ts
+++ b/packages/server/src/git/error.ts
@@ -50,6 +50,14 @@ export class MiscError extends BaseError {
 
 type ErrorConstructorType<T> = new (code: number, message: string) => T;
 
+/**
+ * An error factory
+ *
+ * @param ErrorConstructor - The constructor for what error to create
+ * @param code - A HTTP code
+ * @param message - A error message
+ * @returns An instance of a error
+ */
 export function createError<E extends BaseError>(ErrorConstructor: ErrorConstructorType<E>, code: number, message: string): E {
 	return new ErrorConstructor(code, message);
 }
\ No newline at end of file
diff --git a/packages/server/src/git/http.ts b/packages/server/src/git/http.ts
index 36bae04..c2654e7 100644
--- a/packages/server/src/git/http.ts
+++ b/packages/server/src/git/http.ts
@@ -8,12 +8,25 @@ export interface Request extends FastifyRequest {
 	params: Route["Params"],
 }
 
+/**
+ * Write the first part of a reference discovery reply
+ *
+ * @param service - The git service to write as
+ * @param reply - A Fastify reply
+ */
 function writeRefDiscoveryFirstLine(service: string, reply: FastifyReply) {
 	const s = "# service=" + service + "\n";
 	const n = (4 + s.length).toString(16);
 	reply.raw.write(Buffer.from((Array(4 - n.length + 1).join("0") + n + s) + "0000"));
 }
 
+/**
+ * Connect to the Git HTTP backend
+ *
+ * @param repository - The repository to use
+ * @param req - A Fastify request
+ * @param reply - A Fastify reply
+ */
 export function connect(repository: Repository, req: Request, reply: FastifyReply): void {
 	const parsed_url = new URL(`${req.protocol}://${req.hostname}${req.url.replace(req.params.repo, repository.name.short)}`);
 
diff --git a/packages/server/src/git/misc.ts b/packages/server/src/git/misc.ts
index bd18322..da9b1ee 100644
--- a/packages/server/src/git/misc.ts
+++ b/packages/server/src/git/misc.ts
@@ -1,12 +1,26 @@
 import { readFile, readdir } from "fs";
 import { createError, MiscError } from "./error";
 
+/**
+ * Asynchronously find an item in an array that matches the requirements set by the callback
+ *
+ * @param arr - The array to look in
+ * @param callback - A callback that knowns what you're looking for
+ * @returns The item in the array you wanted to find
+ */
 export async function findAsync<T>(arr: T[], callback: (t: T) => Promise<boolean>): Promise<T> {
 	const results = await Promise.all(arr.map(callback));
 	const index = results.findIndex(result => result);
 	return arr[index];
 }
 
+/**
+ * Returns the content of a file inside a repository
+ *
+ * @param base_dir - The directory which the repository is in
+ * @param repository - The directory of a bare repository
+ * @param file - The path of a file
+ */
 export function getFile(base_dir: string, repository: string, file: string): Promise<string> {
 	return new Promise((resolve, reject) => {
 		readFile(`${base_dir}/${repository}/${file}`, (err, content) => {
@@ -20,6 +34,12 @@ export function getFile(base_dir: string, repository: string, file: string): Pro
 	});
 }
 
+/**
+ * Returns all of the files & folders inside of a directory
+ *
+ * @param directory - The directory to look in
+ * @returns An array of directory content
+ */
 export function getDirectory(directory: string): Promise<string[]> {
 	return new Promise<string[]>((resolve, reject) => {
 		readdir(directory, (err, dir_content) => {
diff --git a/packages/server/src/git/patch.ts b/packages/server/src/git/patch.ts
index f7eb88e..7b695ff 100644
--- a/packages/server/src/git/patch.ts
+++ b/packages/server/src/git/patch.ts
@@ -21,13 +21,23 @@ type PatchBounds = {
 	end: number
 }
 
-function getHunkContent(hunk: string[]) {
-	interface Lines {
+interface HunkLines {
 		new_lines: number[],
 		deleted_lines: number[]
-	}
+}
+
+interface ProcessedHunk extends HunkLines {
+	hunk: string
+}
 
-	const lines = hunk.reduce((result: Lines, line, index) => {
+/**
+ * Prepare a hunk for further usage
+ *
+ * @param hunk - The hunk to process
+ * @returns A processed hunk
+ */
+function sliceAndCountHunk(hunk: string[]): ProcessedHunk {
+	const lines = hunk.reduce((result: HunkLines, line, index) => {
 		if(line.charAt(0) === "+") {
 			hunk[index] = line.slice(1);
 			result.new_lines.push(index);
@@ -42,18 +52,27 @@ function getHunkContent(hunk: string[]) {
 	return { ...lines, hunk: hunk.join("\n") };
 }
 
+/**
+ * A representation of a patch
+ */
 export class Patch {
 	private _ng_patch: NodeGitPatch;
 	private _diff: Diff;
+	private _index: number;
 
 	public from: string;
 	public to: string;
 	public additions: number;
 	public deletions: number;
 
-	constructor(diff: Diff, patch: NodeGitPatch) {
+	/**
+	 * @param diff - The commit diff that contains the patch
+	 * @param patch - An instance of Nodegit patch
+	 */
+	constructor(diff: Diff, patch: NodeGitPatch, index: number) {
 		this._ng_patch = patch;
 		this._diff = diff;
+		this._index = index;
 
 		this.from = patch.oldFile().path();
 		this.to = patch.newFile().path();
@@ -61,25 +80,42 @@ export class Patch {
 		this.deletions = patch.lineStats()["total_deletions"];
 	}
 
-	private async bounds(index: number): Promise<PatchBounds> {
+	/**
+	 * Returns patch's bounds
+	 *
+	 * @remarks
+	 *
+	 * These bounds are in the context of it's whole diff
+	 *
+	 * @returns A patch bounds instance which contains a start & an end property
+	 */
+	private async _bounds(): Promise<PatchBounds> {
 		const raw_patches = (await this._diff.rawPatches()).split("\n");
 		const patch_header_data = await this._diff.patchHeaderData();
 
 		return {
-			start: patch_header_data.indexes[index] + patch_header_data.lengths[index],
-			end: (typeof patch_header_data.indexes[index + 1] === "undefined") ? raw_patches.length - 1 : patch_header_data.indexes[index + 1]
+			start: patch_header_data.indexes[this._index] + patch_header_data.lengths[this._index],
+			end: (typeof patch_header_data.indexes[this._index + 1] === "undefined") ? raw_patches.length - 1 : patch_header_data.indexes[this._index + 1]
 		};
 	}
 
-	private async content(index: number): Promise<string> {
+	/**
+	 * Returns the patch's content
+	 */
+	private async _content(): Promise<string> {
 		const raw_patches = (await this._diff.rawPatches()).split("\n");
-		const bounds = await this.bounds(index);
+		const bounds = await this._bounds();
 
 		return raw_patches.slice(bounds.start, bounds.end).join("\n");
 	}
 
-	public async isTooLarge(index: number): Promise<boolean> {
-		const content = (await this.content(index)).split("\n");
+	/**
+	 * Returns if the patch is too large or not
+	 *
+	 * @returns Whether or not the patch is too large
+	 */
+	public async isTooLarge(): Promise<boolean> {
+		const content = (await this._content()).split("\n");
 		const line_lengths = content.map(line => line.length).reduce((result, length) => result + length);
 
 		if(content.length > 5000 || line_lengths > 5000) {
@@ -89,8 +125,13 @@ export class Patch {
 		return false;
 	}
 
-	public async getHunks(patch_index: number): Promise<Hunk[] | null> {
-		const content = (await this.content(patch_index)).split("\n");
+	/**
+	 * Returns the patch's hunks
+	 *
+	 * @returns An array of hunk instances
+	 */
+	public async getHunks(): Promise<Hunk[] | null> {
+		const content = (await this._content()).split("\n");
 		const hunks = await this._ng_patch.hunks();
 
 		if(hunks.length === 0) {
@@ -108,7 +149,7 @@ export class Patch {
 					new_lines_cnt: prev_hunk.newLines(),
 					old_start: prev_hunk.oldStart(),
 					old_lines_cnt: prev_hunk.oldLines(),
-					...getHunkContent(content.slice(result.prev, hunk_header_index))
+					...sliceAndCountHunk(content.slice(result.prev, hunk_header_index))
 				});
 			}
 
@@ -122,7 +163,7 @@ export class Patch {
 			new_lines_cnt: prev_hunk.newLines(),
 			old_start: prev_hunk.oldStart(),
 			old_lines_cnt: prev_hunk.oldLines(),
-			...getHunkContent(content.slice(<number>hunks_data.prev))
+			...sliceAndCountHunk(content.slice(<number>hunks_data.prev))
 		});
 
 		return hunks_data.hunks;
diff --git a/packages/server/src/git/reference.ts b/packages/server/src/git/reference.ts
index b24f72d..4f4f5a0 100644
--- a/packages/server/src/git/reference.ts
+++ b/packages/server/src/git/reference.ts
@@ -11,6 +11,9 @@ export function isNodeGitReferenceTag(ref: NodeGitReference): boolean {
 	return Boolean(ref.isTag());
 }
 
+/**
+ * A representation of a reference
+ */
 export abstract class Reference {
 	protected _ng_reference: NodeGitReference;
 	protected _owner: Repository;
@@ -18,6 +21,10 @@ export abstract class Reference {
 	public id: string;
 	public name: string;
 
+	/**
+	 * @param owner - The repository which the reference is in
+	 * @param reference - An instance of a Nodegit reference
+	 */
 	constructor(owner: Repository, reference: NodeGitReference) {
 		this._ng_reference = reference;
 		this._owner = owner;
diff --git a/packages/server/src/git/repository.ts b/packages/server/src/git/repository.ts
index 2b14e89..a67d6f7 100644
--- a/packages/server/src/git/repository.ts
+++ b/packages/server/src/git/repository.ts
@@ -7,9 +7,15 @@ import { Commit } from "./commit";
 import { FastifyReply } from "fastify";
 import { Tag } from "./tag";
 import { Tree } from "./tree";
-import { BaseError, BranchError, createError, RepositoryError } from "./error";
+import { BranchError, createError, RepositoryError } from "./error";
 import { isNodeGitReferenceBranch, isNodeGitReferenceTag, Reference } from "./reference";
 
+/**
+ * Returns the full name of a git repository
+ *
+ * @param repo_name - The name of a repository
+ * @returns The repository name ending with .git
+ */
 function getFullRepositoryName(repo_name: string) {
 	return repo_name.endsWith(".git") ? repo_name : `${repo_name}.git`;
 }
@@ -19,18 +25,15 @@ type RepositoryName = {
 	full: string,
 }
 
-type RepositoryConstructorData = {
-	description: string | null,
-	owner: string | null,
-	branch: string
-}
-
 // This fucking shit isn't in the Nodegit documentation.
 interface WeirdNodeGitError extends Error {
 	errno: number;
 	errorFunction: string;
 }
 
+/**
+ * A representation of an bare git repository
+ */
 export class Repository {
 	private _ng_repository: NodeGitRepository;
 
@@ -38,26 +41,50 @@ export class Repository {
 
 	public name: RepositoryName;
 	public base_dir: string;
-	public description: string | null;
-	public owner: string | null;
 
-	constructor(repository: NodeGitRepository, data: RepositoryConstructorData) {
+	/**
+	 * @param repository - An instance of a Nodegit repository
+	 * @param branch - The branch to use
+	 */
+	constructor(repository: NodeGitRepository, branch: string) {
 		this._ng_repository = repository;
 		this.name = {
 			short: basename(repository.path()).slice(0, -4),
 			full: basename(repository.path())
 		};
 		this.base_dir = dirname(repository.path());
-		this.description = data.description;
-		this.owner = data.owner;
 
-		this._branch = data.branch;
+		this._branch = branch;
+	}
+
+	/**
+	 * Returns the repository's description
+	 */
+	public description(): Promise<string> {
+		return getFile(this.base_dir, this.name.full, "description");
 	}
 
+	/**
+	 * Returns the repository's owner
+	 */
+	public owner(): Promise<string> {
+		return getFile(this.base_dir, this.name.full, "owner");
+	}
+
+	/**
+	 * Returns the repository's branch
+	 *
+	 * @returns An instance of a branch
+	 */
 	public branch(): Promise<Branch> {
 		return Branch.lookup(this, this._branch);
 	}
 
+	/**
+	 * Returns the repository's commits
+	 *
+	 * @returns An array of commit instances
+	 */
 	public async commits(): Promise<Commit[]> {
 		const walker = NodeGitRevwalk.create(this._ng_repository);
 		walker.pushHead();
@@ -65,28 +92,60 @@ export class Repository {
 		return Promise.all((await walker.getCommitsUntil(() => true)).map(commit => new Commit(this, commit)));
 	}
 
+	/**
+	 * Returns the repository's tree
+	 *
+	 * @returns An instance of a tree
+	 */
 	public async tree(): Promise<Tree> {
 		return Tree.ofRepository(this);
 	}
 
+	/**
+	 * Returns if an git object exists or not
+	 *
+	 * @param id - The SHA of a git object
+	 * @returns Whether or not it exists
+	 */
 	public lookupExists(id: string): Promise<boolean> {
 		return NodeGitObject.lookup(this._ng_repository, NodeGitOid.fromString(id), NodeGitObject.TYPE.ANY)
 			.then(() => true)
 			.catch(() => false);
 	}
 
+	/**
+	 * Returns the repository's branches
+	 *
+	 * @returns An array of branch instances
+	 */
 	public branches(): Promise<Branch[]> {
 		return Reference.all(this, Branch, isNodeGitReferenceBranch);
 	}
 
+	/**
+	 * Returns the repository's tags
+	 *
+	 * @returns An array of tag instances
+	 */
 	public async tags(): Promise<Tag[]> {
 		return Reference.all(this, Tag, isNodeGitReferenceTag);
 	}
 
+	/**
+	 * Returns the repository's master commit
+	 *
+	 * @returns An instance of a commit
+	 */
 	public async masterCommit(): Promise<Commit> {
 		return Commit.masterCommit(this);
 	}
 
+	/**
+	 * Connect to the Git HTTP backend
+	 *
+	 * @param req - A Fastify request
+	 * @param reply - A Fastify reply
+	 */
 	public HTTPconnect(req: Request, reply: FastifyReply): void {
 		connect(this, req, reply);
 	}
@@ -95,6 +154,14 @@ export class Repository {
 		return this._ng_repository;
 	}
 
+	/**
+	 * Opens a bare git repository
+	 *
+	 * @param base_dir - The directory that contains the repository
+	 * @param repository - The directory of a bare repository
+	 * @param branch - A branch to use
+	 * @returns An instance of a git repository
+	 */
 	public static async open(base_dir: string, repository: string, branch?: string): Promise<Repository> {
 		let ng_repository = await NodeGitRepository.openBare(`${base_dir}/${getFullRepositoryName(repository)}`).catch((err: WeirdNodeGitError) => {
 			if(err.errno === -3) {
@@ -110,15 +177,15 @@ export class Repository {
 			}
 		}
 
-		const owner = await getFile(base_dir, getFullRepositoryName(repository), "owner").catch(err => err);
-
-		return new Repository(ng_repository, {
-			description: await getFile(base_dir, getFullRepositoryName(repository), "description"),
-			owner: owner instanceof BaseError ? null : owner,
-			branch: branch || "master"
-		});
+		return new Repository(ng_repository, branch || "master");
 	}
 
+	/**
+	 * Opens all of the git repositories inside a directory
+	 *
+	 * @param base_dir - The directory that contains the repositories
+	 * @returns An array of repository instances
+	 */
 	public static async openAll(base_dir: string): Promise<Repository[] | null> {
 		const dir_content = await getDirectory(base_dir);
 
diff --git a/packages/server/src/git/tag.ts b/packages/server/src/git/tag.ts
index 473c62d..31dfb41 100644
--- a/packages/server/src/git/tag.ts
+++ b/packages/server/src/git/tag.ts
@@ -21,7 +21,17 @@ async function addArchiveEntries(entries: BaseTreeEntry[], repository: string, a
 	}
 }
 
+/**
+ * A representation of a tag
+ *
+ * @extends Reference
+ */
 export class Tag extends Reference {
+	/**
+	 * Returns the tag's author
+	 *
+	 * @returns An instance of an author
+	 */
 	public async author(): Promise<Author> {
 		const tagger = (await NodeGitTag.lookup(this._owner.nodegitRepository, this._ng_reference.target())).tagger();
 		return {
@@ -30,11 +40,21 @@ export class Tag extends Reference {
 		};
 	}
 
+	/**
+	 * Returns the tag's creation date
+	 *
+	 * @returns A Unix Epoch timestamp for the tag's date
+	 */
 	public async date(): Promise<number> {
 		return (await NodeGitTag.lookup(this._owner.nodegitRepository, this._ng_reference.target())).tagger().when()
 			.time();
 	}
 
+	/**
+	 * Download the tag's tarball
+	 *
+	 * @param reply - A Fastify reply
+	 */
 	public async downloadTarball(reply: FastifyReply): Promise<void> {
 		const commit = await Commit.lookup(this._owner, (await this._ng_reference.peel(NodeGitObject.TYPE.COMMIT)).id());
 		const tree = await commit.tree();
@@ -64,6 +84,13 @@ export class Tag extends Reference {
 			});
 	}
 
+	/**
+	 * Lookup a tag
+	 *
+	 * @param owner - The repository which the tag is in
+	 * @param tag - The SHA of the tag to look for
+	 * @returns An instance of a tag
+	 */
 	public static async lookup(owner: Repository, tag: string): Promise<Tag> {
 		const reference = await owner.nodegitRepository.getReference(tag).catch(err => {
 			if(err.errno === -3) {
diff --git a/packages/server/src/git/tree.ts b/packages/server/src/git/tree.ts
index ca645ef..6c08e1a 100644
--- a/packages/server/src/git/tree.ts
+++ b/packages/server/src/git/tree.ts
@@ -3,22 +3,40 @@ import { Repository } from "./repository";
 import { BaseTreeEntry, createTreeEntry, TreeEntry } from "./tree_entry";
 import { createError, TreeError } from "./error";
 
+/**
+ * A representation of a git tree
+ */
 export class Tree {
 	protected _owner: Repository;
 	protected _ng_tree: NodeGitTree;
 
 	public path: string;
 
+	/**
+	 * @param owner The repository which the tree is in
+	 * @param tree An instance of a Nodegit tree
+	 */
 	constructor(owner: Repository, tree: NodeGitTree) {
 		this._owner = owner;
 		this._ng_tree = tree;
 		this.path = tree.path();
 	}
 
+	/**
+	 * The tree's entries
+	 *
+	 * @returns An array of tree entry instances
+	 */
 	public entries(): TreeEntry[] {
 		return this._ng_tree.entries().map(entry => new TreeEntry(this._owner, entry));
 	}
 
+	/**
+	 * Returns the entry of a path
+	 *
+	 * @param path - The path of a blob or tree
+	 * @returns An instance of an tree entry
+	 */
 	public async find(path: string): Promise<BaseTreeEntry> {
 		const entry = await this._ng_tree.getEntry(path).catch(err => {
 			if(err.errno === -3) {
@@ -30,12 +48,29 @@ export class Tree {
 		return createTreeEntry(this._owner, entry);
 	}
 
+	/**
+	 * Returns if a path exists or not
+	 *
+	 * @param path - The path to look for
+	 * @returns Whether or not there exists an entry for the path
+	 */
 	public findExists(path: string): Promise<boolean> {
 		return this._ng_tree.getEntry(path)
 			.then(() => true)
 			.catch(() => false);
 	}
 
+	/**
+	 * Returns the tree of a repository
+	 *
+	 * @remarks
+	 *
+	 * Assumes that you want to use the master branch.
+	 * This will be fixed in the future.
+	 *
+	 * @param owner The repository which the tree is in
+	 * @returns An instance of a tree
+	 */
 	public static async ofRepository(owner: Repository): Promise<Tree> {
 		const master_commit = await owner.masterCommit();
 		return master_commit.tree();
diff --git a/packages/server/src/git/tree_entry.ts b/packages/server/src/git/tree_entry.ts
index e4780c8..52f9988 100644
--- a/packages/server/src/git/tree_entry.ts
+++ b/packages/server/src/git/tree_entry.ts
@@ -5,12 +5,19 @@ import { dirname } from "path";
 import { findAsync } from "./misc";
 import { Tree } from "./tree";
 
+/**
+ * The core structure of a tree entry
+ */
 export abstract class BaseTreeEntry {
 	protected _ng_tree_entry: NodeGitTreeEntry;
 	protected _owner: Repository;
 
 	public path: string;
 
+	/**
+	 * @param owner - The repository which the tree entry is in
+	 * @param entry - An instance of a Nodegit tree entry
+	 */
 	constructor(owner: Repository, entry: NodeGitTreeEntry) {
 		this._ng_tree_entry = entry;
 		this._owner = owner;
@@ -18,6 +25,11 @@ export abstract class BaseTreeEntry {
 		this.path = entry.path();
 	}
 
+	/**
+	 * Returns the tree entry's latest commit
+	 *
+	 * @returns An instance of a commit
+	 */
 	public async latestCommit(): Promise<Commit> {
 		const commits = await this._owner.commits();
 
@@ -32,18 +44,39 @@ export abstract class BaseTreeEntry {
 	}
 }
 
+/**
+ * A representation of a tree entry that's a tree
+ */
 export class TreeEntry extends BaseTreeEntry {
+	/**
+	 * Returns the tree of the tree entry
+	 *
+	 * @returns An instance of a tree
+	 */
 	public async tree(): Promise<Tree> {
 		return new Tree(this._owner, await this._ng_tree_entry.getTree());
 	}
 }
 
+/**
+ * A representation of a tree entry that's a blob
+ */
 export class BlobTreeEntry extends BaseTreeEntry {
+	/**
+	 * Returns the blob's content
+	 */
 	public async content(): Promise<string> {
 		return (await this._ng_tree_entry.getBlob()).toString();
 	}
 }
 
+/**
+ * A factory which creates a tree entry
+ *
+ * @param owner - The repository that the tree entry is in
+ * @param entry - An instance of a Nodegit tree entry
+ * @returns An instance of a tree entry
+ */
 export function createTreeEntry(owner: Repository, entry: NodeGitTreeEntry): BaseTreeEntry {
 	return entry.isBlob()
 		? new BlobTreeEntry(owner, entry)
diff --git a/packages/server/src/routes/api/v1/repo/log.ts b/packages/server/src/routes/api/v1/repo/log.ts
index 5ba4044..b05487b 100644
--- a/packages/server/src/routes/api/v1/repo/log.ts
+++ b/packages/server/src/routes/api/v1/repo/log.ts
@@ -21,14 +21,14 @@ async function commitMap(commit: Commit) {
 	};
 }
 
-async function patchMap(patch: Patch, index: number) {
+async function patchMap(patch: Patch) {
 	return <APIPatch>{
 		additions: patch.additions,
 		deletions: patch.deletions,
 		from: patch.from,
 		to: patch.to,
-		too_large: await patch.isTooLarge(index),
-		hunks: await patch.getHunks(index)
+		too_large: await patch.isTooLarge(),
+		hunks: await patch.getHunks()
 	};
 }