refactor(shared): move the repository diff types into their own file

shared/protocol.ts

@@ -525,75 +525,7 @@ export type { DirectoryListing, CreateDirectoryRequest, DirectoryCreated } from
 
 export type { FileKind, FileInfo, ProjectFavicon } from "./files.ts";
 
-/** Which two states of a repository are compared. */
-export type RepoDiffScope = "workspace" | "staged" | "commit";
-
-/** How one file changed. `untracked` exists only in the `workspace` scope. */
-export type RepoDiffStatus = "added" | "deleted" | "modified" | "renamed" | "copied" | "type_changed" | "unmerged" | "untracked";
-
-/** The repository a comparison was read from, on the PC that owns it. */
-export interface RepoDiffRepository {
-  /** the working tree's top folder, absolute */
-  root: string;
-  /** the checked-out branch; null on a detached HEAD */
-  branch: string | null;
-  /** HEAD's commit hash; null before the first commit */
-  head: string | null;
-  detached: boolean;
-  /** no commit yet: `staged` then lists everything added so far */
-  unborn: boolean;
-}
-
-export interface RepoDiffFile {
-  /** relative to the repository root, forward slashes, as git names it (never quoted) */
-  path: string;
-  /** where a renamed or copied file came from; null otherwise */
-  old_path: string | null;
-  status: RepoDiffStatus;
-  /** lines added and removed; null for a binary file, an untracked one, and past the list's byte cap */
-  additions: number | null;
-  deletions: number | null;
-  /** null when not determined: an untracked file in a list is not opened to find out */
-  binary: boolean | null;
-}
-
-/** GET /api/workspace/diff/files */
-export interface RepoDiffFileList {
-  repository: RepoDiffRepository;
-  scope: RepoDiffScope;
-  /** the commits compared, as full hashes, in the `commit` scope; null in the others */
-  base: string | null;
-  head: string | null;
-  /** sorted by path, at most `limits.max_files` */
-  files: RepoDiffFile[];
-  /** how many files changed in all; null when git printed more than `limits.max_list_bytes` */
-  total: number | null;
-  /** `files` is not the whole list */
-  truncated: boolean;
-  limits: { max_files: number; max_list_bytes: number };
-}
-
-/**
- * GET /api/workspace/diff/file. `patch` is git's own output for that one file, from its
- * `diff --git` line on, and is either complete or null.
- */
-export interface RepoDiffFilePatch {
-  repository: RepoDiffRepository;
-  scope: RepoDiffScope;
-  base: string | null;
-  head: string | null;
-  file: RepoDiffFile;
-  patch: string | null;
-  /**
-   * Why there is no patch: `binary` (no text to show), `too_large` (past `limits.max_patch_bytes`),
-   * `unmerged` (a conflict: git prints a combined diff, which is not a unified patch) or
-   * `unsupported` (an untracked path that is not a regular file). Null when `patch` is set.
-   */
-  unavailable: "binary" | "too_large" | "unmerged" | "unsupported" | null;
-  /** the patch exists and was left out for its size */
-  truncated: boolean;
-  limits: { max_patch_bytes: number; context_lines: number };
-}
+export type { RepoDiffScope, RepoDiffStatus, RepoDiffRepository, RepoDiffFile, RepoDiffFileList, RepoDiffFilePatch } from "./repo-diff.ts";
 
 export type { AgentKind } from "./agents.ts";
 

shared/repo-diff.ts

@@ -0,0 +1,69 @@
+/** Which two states of a repository are compared. */
+export type RepoDiffScope = "workspace" | "staged" | "commit";
+
+/** How one file changed. `untracked` exists only in the `workspace` scope. */
+export type RepoDiffStatus = "added" | "deleted" | "modified" | "renamed" | "copied" | "type_changed" | "unmerged" | "untracked";
+
+/** The repository a comparison was read from, on the PC that owns it. */
+export interface RepoDiffRepository {
+  /** the working tree's top folder, absolute */
+  root: string;
+  /** the checked-out branch; null on a detached HEAD */
+  branch: string | null;
+  /** HEAD's commit hash; null before the first commit */
+  head: string | null;
+  detached: boolean;
+  /** no commit yet: `staged` then lists everything added so far */
+  unborn: boolean;
+}
+
+export interface RepoDiffFile {
+  /** relative to the repository root, forward slashes, as git names it (never quoted) */
+  path: string;
+  /** where a renamed or copied file came from; null otherwise */
+  old_path: string | null;
+  status: RepoDiffStatus;
+  /** lines added and removed; null for a binary file, an untracked one, and past the list's byte cap */
+  additions: number | null;
+  deletions: number | null;
+  /** null when not determined: an untracked file in a list is not opened to find out */
+  binary: boolean | null;
+}
+
+/** GET /api/workspace/diff/files */
+export interface RepoDiffFileList {
+  repository: RepoDiffRepository;
+  scope: RepoDiffScope;
+  /** the commits compared, as full hashes, in the `commit` scope; null in the others */
+  base: string | null;
+  head: string | null;
+  /** sorted by path, at most `limits.max_files` */
+  files: RepoDiffFile[];
+  /** how many files changed in all; null when git printed more than `limits.max_list_bytes` */
+  total: number | null;
+  /** `files` is not the whole list */
+  truncated: boolean;
+  limits: { max_files: number; max_list_bytes: number };
+}
+
+/**
+ * GET /api/workspace/diff/file. `patch` is git's own output for that one file, from its
+ * `diff --git` line on, and is either complete or null.
+ */
+export interface RepoDiffFilePatch {
+  repository: RepoDiffRepository;
+  scope: RepoDiffScope;
+  base: string | null;
+  head: string | null;
+  file: RepoDiffFile;
+  patch: string | null;
+  /**
+   * Why there is no patch: `binary` (no text to show), `too_large` (past `limits.max_patch_bytes`),
+   * `unmerged` (a conflict: git prints a combined diff, which is not a unified patch) or
+   * `unsupported` (an untracked path that is not a regular file). Null when `patch` is set.
+   */
+  unavailable: "binary" | "too_large" | "unmerged" | "unsupported" | null;
+  /** the patch exists and was left out for its size */
+  truncated: boolean;
+  limits: { max_patch_bytes: number; context_lines: number };
+}