From 093137cdbafc106bedd53189d37265d5d3f5d669 Mon Sep 17 00:00:00 2001
From: Kévin Le Gouguec <kevin.legouguec@gmail.com>
Date: Fri, 4 Nov 2016 18:53:16 +0100
Subject: Concatenate instead of echoing

TODO: measure whether this actually changes anything.
---
 .bashprompt | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/.bashprompt b/.bashprompt
index d7a6a54..0ce903f 100644
--- a/.bashprompt
+++ b/.bashprompt
@@ -40,14 +40,14 @@ __fontify ()
     codes[dim]='2'
     codes[clear]='0'
 
-    local string=$1
+    local text=$1
     shift
 
     # We need to add \[ \] around CSI sequences so that Bash can tell which
     # characters are non-printing.
 
-    __start-nonprinting
-    echo -en '\033['
+    output=$(__start-nonprinting)
+    output+='\033['
 
     local attributes=($@)
     local nb=$#
@@ -55,22 +55,24 @@ __fontify ()
     for ((i=0; i<nb; i++))
     do
         a=${attributes[${i}]}
-        echo -en ${codes[${a}]}
+        output+=${codes[${a}]}
 
         if ((i<nb-1))
         then
-            echo -en ';'
+            output+=';'
         else
-            echo -en 'm'
+            output+='m'
         fi
     done
 
-    __end-nonprinting
+    output+=$(__end-nonprinting)
 
-    echo -n "${string}"
-    __start-nonprinting
-    echo -en "\033[0m"
-    __end-nonprinting
+    output+="${text}"
+    output+=$(__start-nonprinting)
+    output+='\033[0m'
+    output+=$(__end-nonprinting)
+
+    echo -en "${output}"
 }
 
 __set-prompt ()
-- 
cgit v1.2.3