Refactors git models & parsers

Adds full git status parsing
Adds git status info into status quick pick
Switches to async/await in file blame/log

src/git/models/commit.ts

@@ -0,0 +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(/, ?$/, '');
+
+        this.lines = lines || [];
+        this.originalFileName = originalFileName;
+        this.previousSha = previousSha;
+        this.previousFileName = previousFileName;
+    }
+
+    get shortSha() {
+        return this.sha.substring(0, 8);
+    }
+
+    get isUncommitted(): boolean {
+        if (this._isUncommitted === undefined) {
+            this._isUncommitted = Git.isUncommitted(this.sha);
+        }
+        return this._isUncommitted;
+    }
+
+    get previousShortSha() {
+        return this.previousSha && this.previousSha.substring(0, 8);
+    }
+
+    get previousUri(): Uri {
+        return this.previousFileName ? Uri.file(path.resolve(this.repoPath, this.previousFileName)) : this.uri;
+    }
+
+    get uri(): Uri {
+        return Uri.file(path.resolve(this.repoPath, this.originalFileName || this.fileName));
+    }
+
+    getFormattedPath(separator: string = ' \u00a0\u2022\u00a0 '): string {
+        const directory = path.dirname(this.fileName);
+        return (!directory || directory === '.')
+            ? path.basename(this.fileName)
+            : `${path.basename(this.fileName)}${separator}${directory}`;
+    }
+}