Format data into Github Markdown tables

awk_tables.sh

awk -F'  ' '
BEGIN { 
FIRST_COL_LENGTH = 4;
SECOND_COL_LENGTH = 80;
THIRD_COL_LENGTH = 35;
printf("|%4s|%80s|%35s|\n", "Key", "Action", "Followed By")
printf("|")
for (i=0; i<FIRST_COL_LENGTH; i++) {
  printf("-");
}
printf("|")
for (i=0; i<SECOND_COL_LENGTH; i++) {
  printf("-");
}
printf("|")
for (i=0; i<THIRD_COL_LENGTH; i++) {
  printf("-");
}
printf("|\n")
} 

{
printf("|%-4s|%80-s|%-35s|\n", $1, $2, $3)
}' vi_default_complete