From 80015c7c71d0ff8aa2b26655a576b70f3b089025 Mon Sep 17 00:00:00 2001
From: romkatv <roman.perepelitsa@gmail.com>
Date: Wed, 5 Feb 2020 16:33:46 +0100
Subject: [PATCH] fix netstat parsing on macos

---
 internal/p10k.zsh | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/internal/p10k.zsh b/internal/p10k.zsh
index 4fc1da58..34663187 100644
--- a/internal/p10k.zsh
+++ b/internal/p10k.zsh
@@ -4608,11 +4608,14 @@ function _p9k_prompt_net_iface_async() {
         ip_tx_bytes=$_p9k_ret
       fi
     elif [[ $_p9k_os == (BSD|OSX) && $commands[netstat] == 1 ]]; then
-      local -a ns
-      if ns="$(netstat -inbI $iface)"; then
-        for line in ${${(f)ns}:1}; do
-          (( ip_rx_bytes += ${line[(w)8]}  ))
-          (( ip_tx_bytes += ${line[(w)11]} ))
+      local -a lines
+      if lines=(${(f)"$(netstat -inbI $iface)"}); then
+        local header=($=lines[1])
+        local -i rx_idx=$header[(Ie)Ibytes]
+        local -i tx_idx=$header[(Ie)Obytes]
+        for line in ${lines:1}; do
+          (( ip_rx_bytes += ${line[(w)rx_idx]} ))
+          (( ip_tx_bytes += ${line[(w)tx_idx]} ))
         done
       fi
     fi