smarter ansi_error

lib/ansi.bash

@@ -4,6 +4,9 @@
 PADDING=0
 ANSI_RESET='\e[0m'
 
+BLOCK_CONTINUATION_COL=
+BLOCK_CONTINUATION_SYMBOL=╦
+
 declare -A STYLE_VARIANTS
 STYLE_VARIANTS[BOLD]='\e[1m'
 STYLE_VARIANTS[ITALIC]='\e[3m'
@@ -88,7 +91,7 @@ function style_ansi {
 }
 
 function style_block {
-  local content length top bottom
+  local content length top bottom i
   content=$(style_padding "$1")
   length=$(ansi_length "$content")
 
@@ -97,16 +100,22 @@ function style_block {
     for _ in $(seq 1 "${length}"); do builtin echo -n '═'; done
     builtin echo "╗"
   )
-  style_ansi "${top}" && echo
+  style_ansi "${top}" && builtin echo
 
   style_ansi "║"
   style_ansi "${content}"
-  style_ansi "║" && echo
+  style_ansi "║" && builtin echo
 
   bottom=$(
     builtin echo -n "╚"
-    for _ in $(seq 1 "${length}"); do builtin echo -n '═'; done
+    for i in $(seq 1 "${length}"); do
+      if [[ $i == "$BLOCK_CONTINUATION_COL" ]]; then
+        builtin echo -n "$BLOCK_CONTINUATION_SYMBOL"
+      else
+        builtin echo -n '═'
+      fi
+    done
     builtin echo "╝"
   )
-  style_ansi "${bottom}" && echo
+  style_ansi "${bottom}" && builtin echo
 }