keyflux 0.1.11

A CLI tool and library for synchronizing environment secrets across multiple platforms including local files, GitHub Secrets, Supabase Vault, and Vercel Secrets. It facilitates secure management and automation of sensitive data.
Documentation 
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use std::collections::HashSet;
use std::io::{BufRead, Result};
use regex::Regex;

pub struct Searcher {
    sensitive_keys: HashSet<String>,
}

impl Searcher {
    pub fn new(sensitive_keys: HashSet<String>) -> Self {
        Searcher { sensitive_keys }
    }

    pub fn find_matches<R>(&self, reader: R) -> Result<Vec<(String, String)>>
    where
        R: BufRead,
    {
        let mut matches = Vec::new();
        let regex = self.build_regex_pattern();

        for line in reader.lines() {
            let line = line?;
            if let Some((key, value)) = self.extract_key_value(&line, &regex) {
                matches.push((key, value));
            }
        }

        Ok(matches)
    }

    fn build_regex_pattern(&self) -> Regex {
        let keys_pattern = self.sensitive_keys.iter().map(|k| regex::escape(k)).collect::<Vec<_>>().join("|");
        Regex::new(&format!(r"\b({})\b", keys_pattern)).unwrap()
    }

    fn extract_key_value(&self, line: &str, regex: &Regex) -> Option<(String, String)> {
        if let Some((key, value)) = line.split_once('=') {
            if regex.is_match(key) {
                return Some((key.to_string(), value.to_string()));
            }
        }
        None
    }
}