find git in LocalAppData and PATH, win32

fixes #40229

extensions/git/package.json

@@ -954,13 +954,15 @@
     "file-type": "^7.2.0",
     "iconv-lite": "0.4.19",
     "vscode-extension-telemetry": "0.0.8",
-    "vscode-nls": "2.0.2"
+    "vscode-nls": "2.0.2",
+    "which": "^1.3.0"
   },
   "devDependencies": {
     "@types/byline": "4.2.31",
     "@types/file-type": "^5.2.1",
     "@types/mocha": "2.2.43",
     "@types/node": "7.0.43",
+    "@types/which": "^1.0.28",
     "mocha": "^3.2.0"
   }
-}
\ No newline at end of file
+}

extensions/git/src/git.ts

@@ -9,6 +9,7 @@ import * as fs from 'fs';
 import * as path from 'path';
 import * as os from 'os';
 import * as cp from 'child_process';
+import * as which from 'which';
 import { EventEmitter } from 'events';
 import iconv = require('iconv-lite');
 import * as filetype from 'file-type';
@@ -124,10 +125,17 @@ function findSystemGitWin32(base: string, onLookup: (path: string) => void): Pro
 	return findSpecificGit(path.join(base, 'Git', 'cmd', 'git.exe'), onLookup);
 }
 
+function findGitWin32InPath(onLookup: (path: string) => void): Promise<IGit> {
+	const whichPromise = new Promise<string>((c, e) => which('git.exe', (err, path) => err ? e(err) : c(path)));
+	return whichPromise.then(path => findSpecificGit(path, onLookup));
+}
+
 function findGitWin32(onLookup: (path: string) => void): Promise<IGit> {
 	return findSystemGitWin32(process.env['ProgramW6432'] as string, onLookup)
 		.then(void 0, () => findSystemGitWin32(process.env['ProgramFiles(x86)'] as string, onLookup))
-		.then(void 0, () => findSystemGitWin32(process.env['ProgramFiles'] as string, onLookup));
+		.then(void 0, () => findSystemGitWin32(process.env['ProgramFiles'] as string, onLookup))
+		.then(void 0, () => findSystemGitWin32(path.join(process.env['LocalAppData'] as string, 'Programs'), onLookup))
+		.then(void 0, () => findGitWin32InPath(onLookup));
 }
 
 export function findGit(hint: string | undefined, onLookup: (path: string) => void): Promise<IGit> {

extensions/git/yarn.lock

@@ -26,6 +26,10 @@
   version "7.0.43"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-7.0.43.tgz#a187e08495a075f200ca946079c914e1a5fe962c"
 
+"@types/which@^1.0.28":
+  version "1.0.28"
+  resolved "https://registry.yarnpkg.com/@types/which/-/which-1.0.28.tgz#016e387629b8817bed653fe32eab5d11279c8df6"
+
 applicationinsights@0.18.0:
   version "0.18.0"
   resolved "https://registry.yarnpkg.com/applicationinsights/-/applicationinsights-0.18.0.tgz#162ebb48a383408bc4de44db32b417307f45bbc1"
@@ -123,6 +127,10 @@ inherits@2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
+isexe@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
+
 json3@3.3.2:
   version "3.3.2"
   resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
@@ -238,6 +246,12 @@ vscode-nls@2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/vscode-nls/-/vscode-nls-2.0.2.tgz#808522380844b8ad153499af5c3b03921aea02da"
 
+which@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/which/-/which-1.3.0.tgz#ff04bdfc010ee547d780bec38e1ac1c2777d253a"
+  dependencies:
+    isexe "^2.0.0"
+
 winreg@1.2.3:
   version "1.2.3"
   resolved "https://registry.yarnpkg.com/winreg/-/winreg-1.2.3.tgz#93ad116b2696da87d58f7265a8fcea5254a965d5"