Closes #2980 add new format tokens

Author: eamodio

CHANGELOG.md

@@ -10,6 +10,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 - Adds [Cursor](https://cursor.so) support — closes [#3222](https://github.com/gitkraken/vscode-gitlens/issues/3222)
 - Adds monospace formatting in commit messages — closes [#2350](https://github.com/gitkraken/vscode-gitlens/issues/2350)
+- Adds a new `${authorFirst}` and `${authorLast}` commit formatting tokens that can be used in inline blame, commit hovers, etc — closes [#2980](https://github.com/gitkraken/vscode-gitlens/issues/2980)
 
 ### Changed
 

src/git/formatters/commitFormatter.ts

@@ -78,6 +78,8 @@ export interface CommitFormatOptions extends FormatOptions {
 		agoOrDate?: TokenOptions;
 		agoOrDateShort?: TokenOptions;
 		author?: TokenOptions;
+		authorFirst?: TokenOptions;
+		authorLast?: TokenOptions;
 		authorAgo?: TokenOptions;
 		authorAgoOrDate?: TokenOptions;
 		authorAgoOrDateShort?: TokenOptions;
@@ -201,8 +203,21 @@ export class CommitFormatter extends Formatter<GitCommit, CommitFormatOptions> {
 	}
 
 	get author(): string {
-		let { name, email } = this._item.author;
-		const author = this._padOrTruncate(name, this._options.tokenOptions.author);
+		return this.formatAuthor(this._item.author.name, this._item.author.email, this._options.tokenOptions.author);
+	}
+
+	get authorFirst(): string {
+		const [first] = this._item.author.name.split(' ');
+		return this.formatAuthor(first, this._item.author.email, this._options.tokenOptions.authorFirst);
+	}
+
+	get authorLast(): string {
+		const [first, last] = this._item.author.name.split(' ');
+		return this.formatAuthor(last || first, this._item.author.email, this._options.tokenOptions.authorLast);
+	}
+
+	private formatAuthor(name: string, email: string | undefined, tokenOptions: TokenOptions | undefined): string {
+		const author = this._padOrTruncate(name, tokenOptions);
 
 		switch (this._options.outputFormat) {
 			case 'markdown':

src/webviews/apps/settings/settings.html

@@ -400,6 +400,14 @@ <h3 class="token-popup__title">Available Tokens</h3>
 						<td>Commit Author</td>
 						<td><span class="token" data-token="author">author</span></td>
 					</tr>
+					<tr>
+						<td>Commit Author First Name</td>
+						<td><span class="token" data-token="authorFirst">authorFirst</span></td>
+					</tr>
+					<tr>
+						<td>Commit Author Last Name</td>
+						<td><span class="token" data-token="authorLast">authorLast</span></td>
+					</tr>
 					<tr>
 						<td>Commit Author (except you)</td>
 						<td><span class="token" data-token="authorNotYou">authorNotYou</span></td>