format-prompt!

A utility to format prompts for a cleaner presentation and optimal token usage. Removes unused spaces and line breaks, and supports template literals.

Installation

# Using npm
npm install format-prompt

# Using bun
bun add format-prompt

# Using JSR (recommended for Deno)
deno add jsr:@hckhanh/format-prompt

Usage

It can convert a prompt from:

        
    
                        
                        You are a security guard that analyze the given email for spam/scam/toxicity/business relevance:
  
      
                          
            Score each category and provide recommendation. Focus on:
              * Spam: unsolicited bulk/promotional content
              * Scam: phishing, fraud, identity theft attempts
              * Toxicity: hate speech, threats, harassment
              * Business relevance: legitimate business inquiries, job opportunities
              * Suspicious patterns: urgent language, poor grammar, suspicious URLs, sensitive info requests
              * Advertisement: explicit promotional content, product/service offers, marketing campaigns

                        If you are not sure about any links, emails or any information, use tools.
            
            ${encode({ demo: 1, array: [1, 2, 3], nested: { a: 'b' } })}

            If you are not sure about any links, emails or any information, use tools.
            
            
            ${encode({ demo: 1, array: [1, 2, 3], nested: { a: 'b' } })}
            
            
            
            
            

into this:

You are a security guard that analyze the given email for spam/scam/toxicity/business relevance:
                          
Score each category and provide recommendation. Focus on:
* Spam: unsolicited bulk/promotional content
* Scam: phishing, fraud, identity theft attempts
* Toxicity: hate speech, threats, harassment
* Business relevance: legitimate business inquiries, job opportunities
* Suspicious patterns: urgent language, poor grammar, suspicious URLs, sensitive info requests
* Advertisement: explicit promotional content, product/service offers, marketing campaigns

If you are not sure about any links, emails or any information, use tools.

demo: 1
array[3]: 1,2,3
nested:
  a: b

If you are not sure about any links, emails or any information, use tools.

demo: 1
array[3]: 1,2,3
nested:
  a: b

It will allow you to have a prettier prompt in your code without worrying about extra spaces or line breaks affecting the prompt quality.