Moving Shrine into a material_studies subdirectory (#128)

INDEX.md

@@ -144,7 +144,7 @@ thread and into an isolate.
 
 ## Demos
 
-#### [Shrine](shrine) _(Flutter team)_
+#### [Shrine](material_studies/shrine) _(Flutter team)_
 The Shrine demo app from the Flutter team. It's designed to showcase how apps
 can put their own spin on the Material Design components and how to use
 ScopedModel to maintain app state across screens.

travis_script.sh

@@ -1,5 +1,17 @@
 set -e
 
+# Backs up one directory at a time, looking for one called "flutter".
+function getFlutterPath() {
+    local path=".."
+    local counter=0
+
+    while [[ "${counter}" -lt 10 ]]; do
+        [ -d "${path}/flutter" ] && echo "${path}/flutter" && return 0
+        let counter++
+        path="${path}/.."
+    done
+}
+
 declare -a  PROJECT_NAMES=(
     "animations" \
     "flutter_maps_firestore" \
@@ -10,7 +22,7 @@ declare -a  PROJECT_NAMES=(
     "platform_view_swift" \
     "provider_counter" \
     "provider_shopper" \
-    "shrine" \
+    "material_studies/shrine" \
     "veggieseasons" \
 )
 
@@ -19,14 +31,22 @@ do
     echo "== Testing '${PROJECT_NAME}' on Flutter's $FLUTTER_VERSION channel =="
     pushd "${PROJECT_NAME}"
 
+    localSdkPath=$(getFlutterPath)
+    
+    if [ -z "$localSdkPath" ]
+    then 
+        echo "Failed to find Flutter SDK for '${PROJECT_NAME}'."
+        exit 1
+    fi
+
     # Run the analyzer to find any static analysis issues.
-    ../flutter/bin/flutter analyze
+    "${localSdkPath}/bin/flutter" analyze
 
     # Run the formatter on all the dart files to make sure everything's linted.
-    ../flutter/bin/flutter format -n --set-exit-if-changed .
+    "${localSdkPath}/bin/flutter" format -n --set-exit-if-changed .
 
     # Run the actual tests.
-    ../flutter/bin/flutter test
+    "${localSdkPath}/bin/flutter" test
 
     popd
 done