Add Command alias on MacOS

add-alias.sh

#!/bin/bash

# Check if the correct number of arguments are provided
if [ "$#" -ne 2 ]; then
    echo "Usage: $0 <alias_name> <alias_command>"
    exit 1
fi

# Get the alias name and command from the arguments
ALIAS_NAME="$1"
ALIAS_COMMAND="$2"

# Define the target file
TARGET_FILE="$HOME/.zshrc"

# Add the alias to the end of the file if it doesn't already exist
if grep -Fxq "alias $ALIAS_NAME=\"$ALIAS_COMMAND\"" "$TARGET_FILE"; then
    echo "Alias '$ALIAS_NAME' already exists in $TARGET_FILE"
else
    echo "alias $ALIAS_NAME=\"$ALIAS_COMMAND\"" >>"$TARGET_FILE"
    echo "Alias '$ALIAS_NAME' added to $TARGET_FILE"
fi

# Source the .zshrc file to apply the changes immediately
source "$TARGET_FILE"
echo "$TARGET_FILE sourced. Alias '$ALIAS_NAME' is now available in the current session."

NOTE: If you copy this script, before executing, you must set permissions to it:

chmod +x <dir>/add-alias.sh
<dir>/add-alias.sh create-branch git checkout main && git pull --rebase && git checkout -b
create-branch feature/something