65 lines
1.6 KiB
Bash
Executable File
65 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
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show_help() {
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echo "Usage: bash-helper [keyword]"
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echo "
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Searches for a keyword in a list of common bash commands and their explanations."
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echo "
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Options:"
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echo " -h, --help Show this help message."
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}
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show_flags() {
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CMD_NAME=$1
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FILTER=$2
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# Colors
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[0;33m'
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NC='\033[0m' # No Color
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echo -e " ${YELLOW}Flags for $CMD_NAME:${NC}"
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if type "$CMD_NAME" | grep -q "shell builtin"; then
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if [ -n "$FILTER" ]; then
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help "$CMD_NAME" | grep -E ' -' | grep -i "$FILTER"
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else
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help "$CMD_NAME" | grep -E ' -'
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fi
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elif command -v $CMD_NAME &> /dev/null; then
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if [ -n "$FILTER" ]; then
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man "$CMD_NAME" | col -b | grep -E ' -' | grep -i "$FILTER"
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else
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man "$CMD_NAME" | col -b | grep -E ' -'
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fi
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else
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echo -e " ${RED}Could not find help for $CMD_NAME${NC}"
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fi
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}
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COMMANDS=(
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"ls:List directory contents"
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"cd:Change the current directory"
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"pwd:Print the name of the current working directory"
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"cp:Copy files and directories"
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"mv:Move or rename files and directories"
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"rm:Remove files or directories"
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"mkdir:Create a new directory"
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"rmdir:Remove an empty directory"
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"grep:Print lines matching a pattern"
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"find:Search for files in a directory hierarchy"
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"echo:Display a line of text"
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)
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FZF_COMMAND=$(printf "%s\n" "${COMMANDS[@]}" | fzf --height 40% --border --preview 'echo {}' --preview-window=up:1:wrap)
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if [ -n "$FZF_COMMAND" ]; then
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CMD=${FZF_COMMAND%%:*}
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EXP=${FZF_COMMAND#*:}
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echo "Command: $CMD"
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echo "Description: $EXP"
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read -p "Filter flags (optional): " FILTER
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show_flags "$CMD" "$FILTER"
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fi
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