Changes authors filtering to allow multiple authors

Author: eamodio

src/git/git.ts

@@ -592,10 +592,10 @@ export class Git {
         return git<string>({ cwd: repoPath }, ...params);
     }
 
-    static log(repoPath: string, options: { author?: string; maxCount?: number; ref?: string; reverse?: boolean }) {
+    static log(repoPath: string, options: { authors?: string[]; maxCount?: number; ref?: string; reverse?: boolean }) {
         const params = [...defaultLogParams, '--full-history', '-M', '-m'];
-        if (options.author) {
-            params.push(`--author=${options.author}`);
+        if (options.authors) {
+            params.push(...options.authors.map(a => `--author=${a}`));
         }
         if (options.maxCount && !options.reverse) {
             params.push(`-n${options.maxCount}`);

src/git/gitService.ts

@@ -1321,13 +1321,13 @@ export class GitService implements Disposable {
     @log()
     async getLog(
         repoPath: string,
-        options: { author?: string; maxCount?: number; ref?: string; reverse?: boolean } = {}
+        options: { authors?: string[]; maxCount?: number; ref?: string; reverse?: boolean } = {}
     ): Promise<GitLog | undefined> {
         const maxCount = options.maxCount == null ? Container.config.advanced.maxListItems || 0 : options.maxCount;
 
         try {
             const data = await Git.log(repoPath, {
-                author: options.author,
+                authors: options.authors,
                 maxCount: maxCount,
                 ref: options.ref,
                 reverse: options.reverse