From fbed34f2f69e8bf242b3d2894511211df27e48bf Mon Sep 17 00:00:00 2001
From: Joao Moreno <jomo@microsoft.com>
Date: Wed, 15 Nov 2017 16:08:49 +0100
Subject: [PATCH] tfs: yarn cache dir windows

---
 build/tfs/common/common.sh | 3 +++
 build/tfs/win32/lib.ps1    | 1 +
 2 files changed, 4 insertions(+)

diff --git a/build/tfs/common/common.sh b/build/tfs/common/common.sh
index 52f53537943..c64e3c881f9 100755
--- a/build/tfs/common/common.sh
+++ b/build/tfs/common/common.sh
@@ -6,6 +6,9 @@ if [ -n "$AGENT_WORKFOLDER" ]
 then
 	export npm_config_cache="$AGENT_WORKFOLDER/npm-cache"
 	echo "Using npm cache: $npm_config_cache"
+
+	export YARN_CACHE_FOLDER="$AGENT_WORKFOLDER/yarn-cache"
+	echo "Using yarn cache: $YARN_CACHE_FOLDER"
 fi
 
 SUMMARY="Task;Duration"$'\n'
diff --git a/build/tfs/win32/lib.ps1 b/build/tfs/win32/lib.ps1
index 39a3bade9da..9b28df620d3 100644
--- a/build/tfs/win32/lib.ps1
+++ b/build/tfs/win32/lib.ps1
@@ -6,6 +6,7 @@ $env:HOME=$env:USERPROFILE
 if (Test-Path env:AGENT_WORKFOLDER) {
 	$env:HOME="${env:AGENT_WORKFOLDER}\home"
 	$env:npm_config_cache="${env:HOME}\npm-cache"
+	$env:YARN_CACHE_FOLDER="${env:HOME}\yarn-cache"
 	$env:npm_config_devdir="${env:HOME}\npm-devdir"
 	New-Item -Path "$env:HOME" -Type directory -Force | out-null
 	New-Item -Path "$env:npm_config_cache" -Type directory -Force | out-null