Check for both files then up to the parent

nvm.sh

@@ -452,24 +452,27 @@ nvm_find_project_dir() {
 # Traverse up in directory tree to find containing folder
 nvm_find_up() {
   local path_
+  local file
   path_="${PWD}"
-  while [ "${path_}" != "" ] && [ "${path_}" != '.' ] && [ ! -f "${path_}/${1-}" ]; do
-    path_=${path_%/*}
+
+  # Iterate through the multiple files
+  while [ $# -ne 0 ]; do
+    # Look for files in turn in this path_
+    while [ "${path_}" != "" ] && [ "${path_}" != '.' ]; do
+      # Is the file here?
+      if [ -f "${path_}/${1-}" ]; then
+        file="${path_}/${1-}"
+        echo $file
+        break 2
+      fi
+      path_=${path_%/*}
+    done
+    shift
   done
-  nvm_echo "${path_}"
 }
 
 nvm_find_nvmrc() {
-  local dir
-  dir="$(nvm_find_up '.nvmrc')"
-  if [ -e "${dir}/.nvmrc" ]; then
-    nvm_echo "${dir}/.nvmrc"
-  else
-    dir="$(nvm_find_up '.node-version')"
-    if [ -e "${dir}/.node-version" ]; then
-      nvm_echo "${dir}/.node-version"
-    fi
-  fi
+  nvm_echo "$(nvm_find_up '.nvmrc' '.node-version')"
 }
 
 # Obtain nvm version from rc file
@@ -483,15 +486,16 @@ nvm_rc_version() {
     fi
     return 1
   fi
+  NVMRC_BASENAME="$(command basename "$NVMRC_PATH")"
   NVM_RC_VERSION="$(command head -n 1 "${NVMRC_PATH}" | command tr -d '\r')" || command printf ''
   if [ -z "${NVM_RC_VERSION}" ]; then
     if [ "${NVM_SILENT:-0}" -ne 1 ]; then
-      nvm_err "Warning: empty nvm file found at \"${NVMRC_PATH}\""
+      nvm_err "Warning: empty '${NVMRC_BASENAME}' file found at \"${NVMRC_PATH}\""
     fi
     return 2
   fi
   if [ "${NVM_SILENT:-0}" -ne 1 ]; then
-    nvm_echo "Found '${NVMRC_PATH}' with version <${NVM_RC_VERSION}>"
+    nvm_echo "Found '${NVMRC_BASENAME}' with version <${NVM_RC_VERSION}>"
   fi
 }