package com.codechecker.cache.analyze;

import java.util.regex.Pattern;

/**
 * 极简 glob 匹配：{@code *} 与 {@code **} 均匹配任意字符（含空），其余按字面匹配。整串锚定。
 */
public final class GlobMatcher {

    private GlobMatcher() {
    }

    public static boolean matches(String glob, String input) {
        if (glob == null || input == null) {
            return false;
        }
        StringBuilder regex = new StringBuilder("^");
        int i = 0;
        while (i < glob.length()) {
            char ch = glob.charAt(i);
            if (ch == '*') {
                while (i < glob.length() && glob.charAt(i) == '*') {
                    i++;
                }
                regex.append(".*");
            } else {
                regex.append(Pattern.quote(String.valueOf(ch)));
                i++;
            }
        }
        regex.append('$');
        return Pattern.compile(regex.toString()).matcher(input).matches();
    }
}