pfetch: indent ascii

pfetch

@@ -239,20 +239,40 @@ get_memory() {
 }
 
 get_ascii() {
+    # This is a simple function to read the contents of
+    # an ascii file from 'stdin'. It allows for the use
+    # of '<<-EOF' to prevent the break in indentation in
+    # this source code.
+    read_ascii() {
+        while IFS= read -r line; do
+            ascii="$ascii$line
+"
+        done
+    }
+
+    # This checks for ascii art in the following order:
+    # '$1':        Argument given to 'get_ascii()' directly.
+    # '$PF_ASCII': Environment variable set by user.
+    # '$distro':   The detected distribution name.
+    # '$os':       The name of the operating system/kernel.
+    #
+    # NOTE: Each ascii art below is indented using tabs, this
+    #       allows indentation to continue naturally despite
+    #       the use of '<<-EOF'.
     case ${1:-${PF_ASCII:-${distro:-$os}}} in
         [Aa]lpine*)
-            ascii="\
+            read_ascii <<-EOF
 				${c4}   /\\ /\\
 				  /${c7}/ ${c4}\\  \\
 				 /${c7}/   ${c4}\\  \\
 				/${c7}//    ${c4}\\  \\
 				${c7}//      ${c4}\\  \\
 				         \\
-"
+			EOF
         ;;
 
         [Aa]rch*)
-            ascii="\
+            read_ascii <<-EOF
 				${c6}      /\\
 				     /^^\\
 				    /\\   \\
@@ -260,22 +280,22 @@ ${c6}      /\\
 				  /  (  )  \\
 				 / __|  |__\\\\
 				///        \\\\\\
-"
+			EOF
         ;;
 
         [Dd]ebian*)
-            ascii="\
+            read_ascii <<-EOF
 				${c1}  _____
 				 /  __ \\
 				|  /    |
 				|  \\___-
 				-_
 				  --_
-"
+			EOF
         ;;
 
         [Ff]edora*)
-            ascii="\
+            read_ascii <<-EOF
 				${c7}      _____
 				     /   __)${c4}\\${c7}
 				     |  /  ${c4}\\ \\${c7}
@@ -284,11 +304,11 @@ ${c7}      _____
 				${c4}/ /${c7}  |  |
 				${c4}\\ \\${c7}__/  |
 				 ${c4}\\${c7}(_____/
-"
+			EOF
         ;;
 
         [Ff]ree[Bb][Ss][Dd]*)
-            ascii="\
+            read_ascii <<-EOF
 				${c1} /\\ _____ /\\
 				 \\_)     (_/
 				 /         \\
@@ -296,11 +316,11 @@ ${c1} /\\ _____ /\\
 				|           |
 				 \         /
 				  --_____--
-"
+			EOF
         ;;
 
         [Gg]entoo*)
-            ascii="\
+            read_ascii <<-EOF
 				${c5} _-----_
 				(       \\
 				\\    0   \\
@@ -308,11 +328,11 @@ ${c7} \\        )
 				 /      _/
 				(     _-
 				\\____-
-"
+			EOF
         ;;
 
         [Ll]inux*)
-            ascii="\
+            read_ascii <<-EOF
 				${c4}    ___
 				   (${c7}.· ${c4}|
 				   (${c5}<> ${c4}|
@@ -320,11 +340,11 @@ ${c4}    ___
 				 ( ${c7}/  \\ ${c4}/|
 				${c5}_${c4}/\\ ${c7}__)${c4}/${c5}_${c4})
 				${c5}\/${c4}-____${c5}\/
-"
+			EOF
         ;;
 
         [Mm]ac[Oo][Ss]*)
-            ascii="\
+            read_ascii <<-EOF
 				${c1}       .:'
 				    _ :'_
 				${c2} .'\`_\`-'_\`\`.
@@ -333,11 +353,11 @@ ${c3}:_______:
 				:_______:
 				${c4} :_______\`-;
 				${c5}  \`._.-._.'
-"
+			EOF
         ;;
 
         [Nn]ix[Oo][Ss]*)
-            ascii="\
+            read_ascii <<-EOF
 				${c4}  \\\\  \\\\ //
 				 ==\\\\__\\\\/ //
 				   //   \\\\//
@@ -345,11 +365,11 @@ ${c4}  \\\\  \\\\ //
 				 //\\\\___//
 				// /\\\\  \\\\==
 				  // \\\\  \\\\
-"
+			EOF
         ;;
 
         [Oo]pen[Bb][Ss][Dd]*)
-            ascii="\
+            read_ascii <<-EOF
 				${c3}      _____
 				    \\-     -/
 				 \\_/         \\
@@ -357,11 +377,11 @@ ${c3}      _____
 				 |_  <   )  3 )
 				 / \\         /
 				    /-_____-\\
-"
+			EOF
         ;;
 
         [Vv]oid*)
-            ascii="\
+            read_ascii <<-EOF
 				${c2}    _______
 				 _ \\______ -
 				| \\  ___  \\ |
@@ -369,7 +389,7 @@ ${c2}    _______
 				| | \___/ | |
 				| \\______ \\_|
 				 -_______\\
-"
+			EOF
         ;;
 
         *)