Split up `ram` segment into `ram` and `swap`.

4 files changed, 47 insertions, 47 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 816a0dc0..cc8da0ae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## v0.4.0 (next)
+
+### `ram` changes
+
+The `ram` segment was split up into `ram` and `swap`. The `POWERLEVEL9K_RAM_ELEMENTS`
+variable is void.
+
 ## v0.3.1
 
 ### `dir` changes
diff --git a/README.md b/README.md
index 800711de..07f5ad50 100644
--- a/README.md
+++ b/README.md
@@ -94,12 +94,13 @@ The segments that are currently available are:
 * **nvm** - Show the version of Node that is currently active, if it differs from the version used by NVM
 * **os_icon** - Display a nice little icon, depending on your operating system.
 * **php_version** - Show the current PHP version.
-* [ram](#ram) - Show free RAM and used Swap.
+* **ram** - Show free RAM
 * [rbenv](#rbenv) - Ruby environment information (if one is active).
 * **root_indicator** - An indicator if the user is root.
 * [rspec_stats](#rspec_stats) - Show a ratio of test classes vs code classes for RSpec.
 * **rust_version** - Display the current rust version.
 * [status](#status) - The return code of the previous command.
+* **swap** - Prints the current swap size.
 * [symphony2_tests](#symphony2_tests) - Show a ratio of test classes vs code classes for Symfony2.
 * **symphony2_version** - Show the current Symfony2 version, if you are in a Symfony2-Project dir.
 * [time](#time) - System time.
@@ -253,12 +254,6 @@ This segment shows the return code of the last command.
 |----------|---------------|-------------|
 |`POWERLEVEL9K_STATUS_VERBOSE`|`true`|Set to false if you wish to hide this segment when the last command completed successfully.|
 
-##### ram
-
-| Variable | Default Value | Description |
-|----------|---------------|-------------|
-|`POWERLEVEL9K_RAM_ELEMENTS`|Both|Specify `ram_free` or `swap_used` to only show one or the other rather than both.|
-
 ##### symphony2_tests
 
 See [Unit Test Ratios](#unit-test-ratios), below.
diff --git a/functions/icons.zsh b/functions/icons.zsh
index aad62dc1..f00ee5c9 100644
--- a/functions/icons.zsh
+++ b/functions/icons.zsh
@@ -48,7 +48,7 @@ case $POWERLEVEL9K_MODE in
       FOLDER_ICON                    $'\UE818'              # 
       NETWORK_ICON                   $'\UE1AD'              # 
       LOAD_ICON                      $'\UE190 '             # 
-      #RAM_ICON                       $'\UE87D'             # 
+      SWAP_ICON                      $'\UE87D'              # 
       RAM_ICON                       $'\UE1E2 '             # 
       VCS_UNTRACKED_ICON             $'\UE16C'              # 
       VCS_UNSTAGED_ICON              $'\UE17C'              # 
@@ -101,6 +101,7 @@ case $POWERLEVEL9K_MODE in
       FOLDER_ICON                    $'\UF115'              # 
       NETWORK_ICON                   $'\UF09E'              # 
       LOAD_ICON                      $'\UF080 '             # 
+      SWAP_ICON                      $'\UF0E4'              # 
       RAM_ICON                       $'\UF0E4'              # 
       VCS_UNTRACKED_ICON             $'\UF059'              # 
       VCS_UNSTAGED_ICON              $'\UF06A'              # 
@@ -149,6 +150,7 @@ case $POWERLEVEL9K_MODE in
       FOLDER_ICON                    ''
       NETWORK_ICON                   'IP'
       LOAD_ICON                      'L'
+      SWAP_ICON                      'SWP'
       RAM_ICON                       'RAM'
       VCS_UNTRACKED_ICON             '?'
       VCS_UNSTAGED_ICON              $'\u25CF'              # ●
diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 6f34b94c..bcf4f64a 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -565,46 +565,18 @@ prompt_php_version() {
 
 # Show free RAM and used Swap
 prompt_ram() {
-  defined POWERLEVEL9K_RAM_ELEMENTS || POWERLEVEL9K_RAM_ELEMENTS=(ram_free swap_used)
-
-  local rendition base
-  for element in "${POWERLEVEL9K_RAM_ELEMENTS[@]}"; do
-    case $element in
-      ram_free)
-        if [[ "$OS" == "OSX" ]]; then
-          ramfree=$(vm_stat | grep "Pages free" | grep -o -E '[0-9]+')
-          # Convert pages into Bytes
-          ramfree=$(( ramfree * 4096 ))
-          base=''
-        else
-          ramfree=$(grep -o -E "MemFree:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
-          base=K
-        fi
-
-        rendition+="$(printSizeHumanReadable "$ramfree" $base) "
-      ;;
-      swap_used)
-        if [[ "$OS" == "OSX" ]]; then
-          raw_swap_used=$(sysctl vm.swapusage | grep -o "used\s*=\s*[0-9,.A-Z]*" | grep -o "[0-9,.A-Z]*$")
-          typeset -F 2 swap_used
-          swap_used=${$(echo $raw_swap_used | grep -o "[0-9,.]*")//,/.}
-          # Replace comma
-          swap_used=${swap_used//,/.}
-
-          base=$(echo "$raw_swap_used" | grep -o "[A-Z]*$")
-        else
-          swap_total=$(grep -o -E "SwapTotal:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
-          swap_free=$(grep -o -E "SwapFree:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
-          swap_used=$(( swap_total - swap_free ))
-          base=K
-        fi
-
-        rendition+="$(printSizeHumanReadable "$swap_used" $base) "
-      ;;
-    esac
-  done
+  local base=''
+  local ramfree=0
+  if [[ "$OS" == "OSX" ]]; then
+    ramfree=$(vm_stat | grep "Pages free" | grep -o -E '[0-9]+')
+    # Convert pages into Bytes
+    ramfree=$(( ramfree * 4096 ))
+  else
+    ramfree=$(grep -o -E "MemFree:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
+    base='K'
+  fi
 
-  "$1_prompt_segment" "$0" "$2" "yellow" "$DEFAULT_COLOR" "${rendition% }" 'RAM_ICON'
+  "$1_prompt_segment" "$0" "$2" "yellow" "$DEFAULT_COLOR" "$(printSizeHumanReadable "$ramfree" $base)" 'RAM_ICON'
 }
 
 # rbenv information
@@ -669,6 +641,30 @@ prompt_status() {
   fi
 }
 
+prompt_swap() {
+  local swap_used=0
+  local base=''
+
+  if [[ "$OS" == "OSX" ]]; then
+    local raw_swap_used
+    raw_swap_used=$(sysctl vm.swapusage | grep -o "used\s*=\s*[0-9,.A-Z]*" | grep -o "[0-9,.A-Z]*$")
+
+    typeset -F 2 swap_used
+    swap_used=${$(echo $raw_swap_used | grep -o "[0-9,.]*")//,/.}
+    # Replace comma
+    swap_used=${swap_used//,/.}
+
+    base=$(echo "$raw_swap_used" | grep -o "[A-Z]*$")
+  else
+    swap_total=$(grep -o -E "SwapTotal:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
+    swap_free=$(grep -o -E "SwapFree:\s+[0-9]+" /proc/meminfo | grep -o "[0-9]*")
+    swap_used=$(( swap_total - swap_free ))
+    base='K'
+  fi
+
+  "$1_prompt_segment" "$0" "$2" "yellow" "$DEFAULT_COLOR" "$(printSizeHumanReadable "$swap_used" $base)" 'SWAP_ICON'
+}
+
 # Symfony2-PHPUnit test ratio
 prompt_symfony2_tests() {
   if [[ (-d src && -d app && -f app/AppKernel.php) ]]; then