jasonfb · December 9, 2022 15:52 · Dec 9, 2022 · Dec 9, 2022 · Dec 9, 2022 · Nov 13, 2019
diff --git a/.zshrc b/.zshrc
@@ -22,12 +22,13 @@
 
 nvm_find_node_version_file() {
   local dir
-  dir="$(nvm_find_up '.node-verson')"
-  if [ -e "${dir}/.nvmrc" ]; then
-    nvm_echo "${dir}/.node-verson"
+  dir="$(nvm_find_up '.node-version')"
+  if [ -e "${dir}/.node-version" ]; then
+    nvm_echo "${dir}/.node-version"
   fi
 }
 
+
 auto-switch-node-version() {
   NVMRC_PATH=$(nvm_find_node_version_file)
   CURRENT_NODE_VERSION=$(nvm version)

diff --git a/.zshrc b/.zshrc
@@ -2,17 +2,17 @@
 # ZSH function to auto-switch to correct Node version
 #   https://gist.github.com/callumlocke/30990e247e52ab6ac1aa98e5f0e5bbf5
 #
-# - Searches up your directory tree for the closest .nvmrc, just like `nvm use` does.
+# - Searches up your directory tree for the closest `.node-version`, just like `nvm use` does.
 #
 # - If you are already on the right Node version, IT DOES NOTHING, AND PRINTS NOTHING.
 #
 # - Works correctly if your .nvmrc file contains something relaxed/generic,
 #   like "4" or "v12.0" or "stable".
 #
-# - If an .nvmrc is found but you have no installed version that satisfies it, it
+# - If an `.node-version` is found but you have no installed version that satisfies it, it
 #   prints a clear warning, so you can decide whether you want to run `nvm install`.
 #
-# - If no .nvmrc is found, it does `nvm use default`.
+# - If no `.node-version` is found, it does `nvm use default`.
 # 
 # Recommended: leave your default as something generic,
 # e.g. do `nvm alias default stable`
@@ -29,7 +29,7 @@ nvm_find_node_version_file() {
 }
 
 auto-switch-node-version() {
-  NVMRC_PATH=$(nvm_find_nvmrc)
+  NVMRC_PATH=$(nvm_find_node_version_file)
   CURRENT_NODE_VERSION=$(nvm version)
 
   if [[ ! -z "$NVMRC_PATH" ]]; then

diff --git a/.zshrc b/.zshrc
@@ -18,6 +18,16 @@
 # e.g. do `nvm alias default stable`
 ####
 
+
+
+nvm_find_node_version_file() {
+  local dir
+  dir="$(nvm_find_up '.node-verson')"
+  if [ -e "${dir}/.nvmrc" ]; then
+    nvm_echo "${dir}/.node-verson"
+  fi
+}
+
 auto-switch-node-version() {
   NVMRC_PATH=$(nvm_find_nvmrc)
   CURRENT_NODE_VERSION=$(nvm version)

diff --git a/.zshrc b/.zshrc
@@ -1,6 +1,6 @@
 ####
-# Auto-switch Node version whenever you change directory, for ZSH.
-# https://git.io/JermA
+# ZSH function to auto-switch to correct Node version
+#   https://gist.github.com/callumlocke/30990e247e52ab6ac1aa98e5f0e5bbf5
 #
 # - Searches up your directory tree for the closest .nvmrc, just like `nvm use` does.
 #

diff --git a/.zshrc b/.zshrc
@@ -1,5 +1,6 @@
 ####
 # Auto-switch Node version whenever you change directory, for ZSH.
+# https://git.io/JermA
 #
 # - Searches up your directory tree for the closest .nvmrc, just like `nvm use` does.
 #

diff --git a/.zshrc b/.zshrc
@@ -0,0 +1,85 @@
+####
+# Auto-switch Node version whenever you change directory, for ZSH.
+#
+# - Searches up your directory tree for the closest .nvmrc, just like `nvm use` does.
+#
+# - If you are already on the right Node version, IT DOES NOTHING, AND PRINTS NOTHING.
+#
+# - Works correctly if your .nvmrc file contains something relaxed/generic,
+#   like "4" or "v12.0" or "stable".
+#
+# - If an .nvmrc is found but you have no installed version that satisfies it, it
+#   prints a clear warning, so you can decide whether you want to run `nvm install`.
+#
+# - If no .nvmrc is found, it does `nvm use default`.
+# 
+# Recommended: leave your default as something generic,
+# e.g. do `nvm alias default stable`
+####
+
+auto-switch-node-version() {
+  NVMRC_PATH=$(nvm_find_nvmrc)
+  CURRENT_NODE_VERSION=$(nvm version)
+
+  if [[ ! -z "$NVMRC_PATH" ]]; then
+    # .nvmrc file found!
+
+    # Read the file
+    REQUESTED_NODE_VERSION=$(cat $NVMRC_PATH)
+
+    # Find an installed Node version that satisfies the .nvmrc
+    MATCHED_NODE_VERSION=$(nvm_match_version $REQUESTED_NODE_VERSION)
+
+    if [[ ! -z "$MATCHED_NODE_VERSION" && $MATCHED_NODE_VERSION != "N/A" ]]; then
+      # A suitable version is already installed.
+
+      # Clear any warning suppression
+      unset AUTOSWITCH_NODE_SUPPRESS_WARNING
+
+      # Switch to the matched version ONLY if necessary
+      if [[ $CURRENT_NODE_VERSION != $MATCHED_NODE_VERSION ]]; then
+        nvm use $REQUESTED_NODE_VERSION
+      fi
+    else
+      # No installed Node version satisfies the .nvmrc.
+
+      # Quit silently if we already just warned about this exact .nvmrc file, so you
+      # only get spammed once while navigating around within a single project.
+      if [[ $AUTOSWITCH_NODE_SUPPRESS_WARNING == $NVMRC_PATH ]]; then
+        return
+      fi
+
+      # Convert the .nvmrc path to a relative one (if possible) for readability
+      RELATIVE_NVMRC_PATH="$(realpath --relative-to=$(pwd) $NVMRC_PATH 2> /dev/null || echo $NVMRC_PATH)"
+
+      # Print a clear warning message
+      echo ""
+      echo "WARNING"
+      echo "  Found file: $RELATIVE_NVMRC_PATH"
+      echo "  specifying: $REQUESTED_NODE_VERSION"
+      echo "  ...but no installed Node version satisfies this."
+      echo "  "
+      echo "  Current node version: $CURRENT_NODE_VERSION"
+      echo "  "
+      echo "  You might want to run \"nvm install\""
+
+      # Record that we already warned about this unsatisfiable .nvmrc file
+      export AUTOSWITCH_NODE_SUPPRESS_WARNING=$NVMRC_PATH
+    fi
+  else
+    # No .nvmrc file found.
+
+    # Clear any warning suppression
+    unset AUTOSWITCH_NODE_SUPPRESS_WARNING
+
+    # Revert to default version, unless that's already the current version.
+    if [[ $CURRENT_NODE_VERSION != $(nvm version default)  ]]; then
+      nvm use default
+    fi
+  fi
+}
+
+# Run the above function in ZSH whenever you change directory
+autoload -U add-zsh-hook
+add-zsh-hook chpwd auto-switch-node-version
+auto-switch-node-version