Improve type by providing ChangeType and FileType as exported types

Author: oBusk

README.md

@@ -21,9 +21,11 @@ gitDiffParser.parse(gitDiffText);
 ### API
 
 ```ts
+export type ChangeType = 'insert' | 'delete' | 'normal';
+
 export interface Change {
     content: string;
-    type: 'insert' | 'delete' | 'normal';
+    type: ChangeType;
     isInsert?: boolean;
     isDelete?: boolean;
     isNormal?: boolean;
@@ -41,6 +43,8 @@ export interface Hunk {
     changes: Change[];
 }
 
+export type FileType = 'add' | 'delete' | 'modify' | 'rename' | 'copy';
+
 export interface File {
     hunks: Hunk[];
     oldEndingNewLine: boolean;
@@ -53,7 +57,7 @@ export interface File {
     oldPath: string;
     newPath: string;
     isBinary?: boolean;
-    type: 'add' | 'delete' | 'modify' ｜ 'rename';
+    type: FileType;
 }
 
 export function parse(source: string): File[];

index.d.ts

@@ -1,6 +1,8 @@
+export type ChangeType = 'insert' | 'delete' | 'normal';
+
 export interface Change {
     content: string;
-    type: 'insert' | 'delete' | 'normal';
+    type: ChangeType;
     isInsert?: boolean;
     isDelete?: boolean;
     isNormal?: boolean;
@@ -18,6 +20,8 @@ export interface Hunk {
     changes: Change[];
 }
 
+export type FileType = 'add' | 'delete' | 'modify' | 'rename' | 'copy';
+
 export interface File {
     hunks: Hunk[];
     oldEndingNewLine: boolean;
@@ -30,7 +34,7 @@ export interface File {
     oldPath: string;
     newPath: string;
     isBinary?: boolean;
-    type: 'add' | 'delete' | 'modify' | 'rename' | 'copy';
+    type: FileType;
 }
 
 export function parse(source: string): File[];