Merge pull request #89 from dritter/php_version_segment

Added `php_version` segment.

README.md

@@ -236,6 +236,7 @@ currently available are:
 * **history** - The command number for the current line.
 * **node_version** - Show the version number of the installed Node.js.
 * **os_icon** - Display a nice little icon, depending on your operating system.
+* **php_version** - Show the current PHP version.
 * **rbenv** - Ruby environment information (if one is active).
 * **rspec_stats** - Show a ratio of test classes vs code classes for RSpec.
 * **status** - The return code of the previous command, and status of background jobs.

powerlevel9k.zsh-theme

@@ -556,6 +556,16 @@ prompt_os_icon() {
   $1_prompt_segment "$0" "008" "255" "$OS_ICON"
 }
 
+# print PHP version number
+prompt_php_version() {
+  local php_version
+  php_version=$(php -v 2>&1 | grep -oe "^PHP\s*[0-9.]*")
+
+  if [[ -n "$php_version" ]]; then
+    $1_prompt_segment "$0" "013" "255" "$php_version"
+  fi
+}
+
 # rbenv information
 prompt_rbenv() {
   if [[ -n "$RBENV_VERSION" ]]; then