ansi style

lib/ansi.bash

@@ -3,14 +3,30 @@
 # MARGIN=0
 PADDING=0
 ANSI_RESET='\e[0m'
+
 declare -A FG_COLORS
+FG_COLORS["BLACK"]='\e[30m'
 FG_COLORS["RED"]='\e[31m'
 FG_COLORS["GREEN"]='\e[32m'
-FG_COLORS["YELLOW"]='\e[93m'
+FG_COLORS["YELLOW"]='\e[33m'
 FG_COLORS["BLUE"]='\e[34m'
+FG_COLORS["PURPLE"]='\e[35m'
 FG_COLORS["CYAN"]='\e[36m'
-FG_COLORS["MAGENTA"]='\e[95m'
+FG_COLORS["WHITE"]='\e[37m'
 FG_COLORS["GRAY"]='\e[90m'
+FG_COLORS["MAGENTA"]='\e[95m'
+
+declare -A BG_COLORS
+BG_COLORS["BLACK"]='\e[40m'
+BG_COLORS["RED"]='\e[41m'
+BG_COLORS["GREEN"]='\e[42m'
+BG_COLORS["YELLOW"]='\e[43m'
+BG_COLORS["BLUE"]='\e[44m'
+BG_COLORS["PURPLE"]='\e[45m'
+BG_COLORS["CYAN"]='\e[46m'
+BG_COLORS["WHITE"]='\e[47m'
+BG_COLORS["GRAY"]='\e[90m'
+# BG_COLORS["MAGENTA"]='\e[95m'
 
 # FUNCTIONS
 
@@ -21,42 +37,59 @@ function ansi_length {
 }
 
 function style_padding {
+  local left right
   local padding_left=${PADDING_LEFT:-$PADDING}
   local padding_right=${PADDING_RIGHT:-$PADDING}
 
-  for _ in $(seq 1 "${padding_left}"); do builtin echo -n ' '; done
+  left=$(for _ in $(seq 1 "${padding_left}"); do builtin echo -n ' '; done)
+  style_ansi "$left"
+
   builtin echo -n "$1"
-  for _ in $(seq 1 "${padding_right}"); do builtin echo -n ' '; done
+
+  right=$(for _ in $(seq 1 "${padding_right}"); do builtin echo -n ' '; done)
+  style_ansi "$right"
 }
 
 function _style_fg {
   [[ -n $1 ]] && echo "${FG_COLORS[$1]}" || true
 }
 
+function _style_bg {
+  [[ -n $1 ]] && echo "${BG_COLORS[$1]}" || true
+}
+
 function style_ansi {
-  local fg
+  local fg bg
   fg=$(_style_fg "${FG:-}")
-  # local bg=${BG:-}
+  bg=$(_style_bg "${BG:-}")
   [[ -n $fg ]] && builtin echo -en "$fg"
+  [[ -n $bg ]] && builtin echo -en "$bg"
   builtin echo -en "$1"
-  [[ -n $fg ]] && builtin echo -en "$ANSI_RESET"
+  [[ -n $fg || -n $bg ]] && builtin echo -en "$ANSI_RESET"
+  true
 }
 
 function style_block {
-  local content length
+  local content length top bottom
   content=$(style_padding "$1")
   length=$(ansi_length "$content")
-  length=$((length + 2))
 
   top=$(
     builtin echo -n "╔"
     for _ in $(seq 1 "${length}"); do builtin echo -n '═'; done
     builtin echo "╗"
   )
-  builtin echo "${top}"
-  builtin echo "║ $content ║"
+  style_ansi "${top}" && echo
+
+  style_ansi "║"
+  style_ansi "${content}"
+  style_ansi "║" && echo
 
+  bottom=$(
     builtin echo -n "╚"
     for _ in $(seq 1 "${length}"); do builtin echo -n '═'; done
     builtin echo "╝"
+  )
+
+  style_ansi "${bottom}" && echo
 }

test/stub/scenario.bash

@@ -16,8 +16,9 @@ function do_success {
   echo ']'
   source "${MIAOU_BASH_DIR}/lib/ansi.bash"
   local content
-  content=$(FG=MAGENTA style_ansi "this is success")
-  FG=GRAY PADDING=8 style_block "$content"
+  content=$(PADDING_LEFT=2 PADDING_RIGHT=6 style_padding 'this is success')
+  content=$(FG=PURPLE style_ansi "$content")
+  BG=RED PADDING=8 style_block "$content"
 }
 
 function do_unbound_variable {