add HTML docs generation to iOS packaging script

scripts/ios/package.sh

@@ -92,3 +92,23 @@ cp -pv LICENSE.md "${OUTPUT}/static"
 mkdir -p "${OUTPUT}/static/${NAME}.bundle"
 cp -pv platform/ios/resources/* "${OUTPUT}/static/${NAME}.bundle"
 cp -prv styles/styles "${OUTPUT}/static/${NAME}.bundle/styles"
+
+step "Creating API Docs..."
+if [ -z `which appledoc` ]; then
+    echo "Unable to find appledoc. Consider installing it from source or Homebrew."
+    exit 1
+fi
+DOCS_OUTPUT="${OUTPUT}/static/Docs"
+DOCS_VERSION=$( git tag -l ios\* --sort -v:refname | sed -n '1p' | sed 's/ios-v//' )
+appledoc \
+    --output ${DOCS_OUTPUT} \
+    --project-name "Mapbox GL for iOS ${DOCS_VERSION}" \
+    --project-company Mapbox \
+    --create-html \
+    --no-create-docset \
+    --no-install-docset \
+    --company-id com.mapbox \
+    include/mbgl/ios
+cd ${DOCS_OUTPUT}
+ln -s html/index.html
+cd ${OLDPWD}