Fixes exception when commit has no file

src/git/models/commit.ts

@@ -1,94 +1,94 @@
-'use strict';
-import { Uri } from 'vscode';
-import { Git } from '../git';
-import * as path from 'path';
-
-export interface IGitAuthor {
-    name: string;
-    lineCount: number;
-}
-
-export interface IGitCommit {
-    repoPath: string;
-    sha: string;
-    fileName: string;
-    author: string;
-    date: Date;
-    message: string;
-    lines: IGitCommitLine[];
-    originalFileName?: string;
-    previousSha?: string;
-    previousFileName?: string;
-
-    readonly isUncommitted: boolean;
-    previousUri: Uri;
-    uri: Uri;
-}
-
-export interface IGitCommitLine {
-    sha: string;
-    previousSha?: string;
-    line: number;
-    originalLine: number;
-    code?: string;
-}
-
-export class GitCommit implements IGitCommit {
-
-    lines: IGitCommitLine[];
-    originalFileName?: string;
-    previousSha?: string;
-    previousFileName?: string;
-    workingFileName?: string;
-    private _isUncommitted: boolean | undefined;
-
-    constructor(
-        public repoPath: string,
-        public sha: string,
-        public fileName: string,
-        public author: string,
-        public date: Date,
-        public message: string,
-        lines?: IGitCommitLine[],
-        originalFileName?: string,
-        previousSha?: string,
-        previousFileName?: string
-    ) {
-        this.fileName = this.fileName.replace(/, ?$/, '');
-
-        this.lines = lines || [];
-        this.originalFileName = originalFileName;
-        this.previousSha = previousSha;
-        this.previousFileName = previousFileName;
-    }
-
-    get shortSha() {
-        return this.sha.substring(0, 8);
-    }
-
-    get isUncommitted(): boolean {
-        if (this._isUncommitted === undefined) {
-            this._isUncommitted = Git.isUncommitted(this.sha);
-        }
-        return this._isUncommitted;
-    }
-
-    get previousShortSha() {
-        return this.previousSha && this.previousSha.substring(0, 8);
-    }
-
-    get previousUri(): Uri {
-        return this.previousFileName ? Uri.file(path.resolve(this.repoPath, this.previousFileName)) : this.uri;
-    }
-
-    get uri(): Uri {
-        return Uri.file(path.resolve(this.repoPath, this.originalFileName || this.fileName));
-    }
-
-    getFormattedPath(separator: string = ' \u00a0\u2022\u00a0 '): string {
+'use strict';
+import { Uri } from 'vscode';
+import { Git } from '../git';
+import * as path from 'path';
+
+export interface IGitAuthor {
+    name: string;
+    lineCount: number;
+}
+
+export interface IGitCommit {
+    repoPath: string;
+    sha: string;
+    fileName: string;
+    author: string;
+    date: Date;
+    message: string;
+    lines: IGitCommitLine[];
+    originalFileName?: string;
+    previousSha?: string;
+    previousFileName?: string;
+
+    readonly isUncommitted: boolean;
+    previousUri: Uri;
+    uri: Uri;
+}
+
+export interface IGitCommitLine {
+    sha: string;
+    previousSha?: string;
+    line: number;
+    originalLine: number;
+    code?: string;
+}
+
+export class GitCommit implements IGitCommit {
+
+    lines: IGitCommitLine[];
+    originalFileName?: string;
+    previousSha?: string;
+    previousFileName?: string;
+    workingFileName?: string;
+    private _isUncommitted: boolean | undefined;
+
+    constructor(
+        public repoPath: string,
+        public sha: string,
+        public fileName: string,
+        public author: string,
+        public date: Date,
+        public message: string,
+        lines?: IGitCommitLine[],
+        originalFileName?: string,
+        previousSha?: string,
+        previousFileName?: string
+    ) {
+        this.fileName = this.fileName && this.fileName.replace(/, ?$/, '');
+
+        this.lines = lines || [];
+        this.originalFileName = originalFileName;
+        this.previousSha = previousSha;
+        this.previousFileName = previousFileName;
+    }
+
+    get shortSha() {
+        return this.sha.substring(0, 8);
+    }
+
+    get isUncommitted(): boolean {
+        if (this._isUncommitted === undefined) {
+            this._isUncommitted = Git.isUncommitted(this.sha);
+        }
+        return this._isUncommitted;
+    }
+
+    get previousShortSha() {
+        return this.previousSha && this.previousSha.substring(0, 8);
+    }
+
+    get previousUri(): Uri {
+        return this.previousFileName ? Uri.file(path.resolve(this.repoPath, this.previousFileName)) : this.uri;
+    }
+
+    get uri(): Uri {
+        return Uri.file(path.resolve(this.repoPath, this.originalFileName || this.fileName));
+    }
+
+    getFormattedPath(separator: string = ' \u00a0\u2022\u00a0 '): string {
         const directory = Git.normalizePath(path.dirname(this.fileName));
-        return (!directory || directory === '.')
-            ? path.basename(this.fileName)
-            : `${path.basename(this.fileName)}${separator}${directory}`;
-    }
+        return (!directory || directory === '.')
+            ? path.basename(this.fileName)
+            : `${path.basename(this.fileName)}${separator}${directory}`;
+    }
 }