Add functions.sh

functions.sh

@@ -0,0 +1,39 @@
+bold=$(tput bold)
+reset=$(tput sgr0)
+purple=$(tput setaf 171)
+green=$(tput setaf 76)
+tan=$(tput setaf 3)
+
+header() {
+    printf "\n${bold}${purple}==========  %s  ==========${reset}\n" "$@"
+}
+arrow() {
+    printf " ➜ %s\n" "$@"
+}
+success() {
+    printf "${green} ✔ %s${reset}\n" "$@"
+}
+warning() {
+    printf "${tan} ➜ %s${reset}\n" "$@"
+}
+function top_commands_full() {
+    local filter="$1"
+    local max_results=${2:-'50'}
+    history | \cat | awk '{$1=$1};1' | sed 's/^[0-9\* TAB]*//g' | awk '{CMD[$0]++;count++;}END { for (a in CMD)print CMD[a] " " CMD[a]/count*100 "%\t" a; }' | grep "$filter" | sort -nr | nl | head "-n$max_results"
+}
+function suggest_aliases() {
+    local search_input_size=${1:-'50'}
+    header "alias recommendations"
+    while read -r line; do
+        local matching_aliases=$(alias | grep -i "$line")
+        if [ ! -z "$matching_aliases" ]; then
+            success "there is an alias for $line :"
+            while read -r alias_line; do
+                arrow "$alias_line"
+            done < <(echo "$matching_aliases")
+            echo
+        else
+            warning "no alias for $line"
+        fi
+    done < <(top_commands_full "" "$search_input_size" | awk '{ $1=""; $2=""; $3="";  print}' | awk 'NF' | awk '{$1=$1};1' | awk -v COUNT=1 'NF>COUNT' | head "-$search_input_size")
+}