// out this code allows more of the rest of the code
// to be shared.

package types

import (
	"go/ast"
	"go/constant"
	"go/token"
)

const isTypes2 = false

// cmpPos compares the positions p and q and returns a result r as follows:
//
// r <  0: p is before q
// r == 0: p and q are the same position (but may not be identical)
// r >  0: p is after q
//

        expect:
        CacheVersion.parse("") == CacheVersion.empty()
        CacheVersion.parse("42") == CacheVersion.of(42)
        CacheVersion.parse("1.2.3.4.5") == CacheVersion.of(1, 2, 3, 4, 5)
    }

    def "compares versions"() {
        expect:
        CacheVersion.of(2) > CacheVersion.of(1)
        CacheVersion.of(1) < CacheVersion.of(2)
        CacheVersion.of(1) == CacheVersion.of(1)

        and:

// The versions x and y must begin with a "go" prefix: "go1.21" not "1.21".
// Invalid versions, including the empty string, compare less than
// valid versions and equal to each other.
// The language version "go1.21" compares less than the
// release candidate and eventual releases "go1.21rc1" and "go1.21.0".
// Custom toolchain suffixes are ignored during comparison:
// "go1.21.0" and "go1.21.0-bigcorp" are equal.

import org.gradle.internal.execution.history.changes.CompareStrategy.ChangeDetector;

import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;

/**
 * Compares by absolute paths and file contents. Order does not matter.
 */
public class AbsolutePathChangeDetector<S> implements ChangeDetector<S> {

    private final ItemComparator<S> itemComparator;

// The versions x and y must begin with a "go" prefix: "go1.21" not "1.21".
// Invalid versions, including the empty string, compare less than
// valid versions and equal to each other.
// The language version "go1.21" compares less than the
// release candidate and eventual releases "go1.21rc1" and "go1.21.0".
func Compare(x, y string) int {
	return gover.Compare(stripGo(x), stripGo(y))
}

// IsValid reports whether the version x is valid.

import org.gradle.internal.execution.history.changes.CompareStrategy.ChangeDetector;
import org.gradle.internal.execution.history.changes.CompareStrategy.ChangeFactory;

import java.util.Map;

/**
 * Compares collections if either current or previous are empty, or both current and previous have one element.
 */
public class TrivialChangeDetector<S> implements ChangeDetector<S> {
    private final ItemComparator<S> itemComparator;

import org.gradle.internal.fingerprint.impl.IgnoredPathFingerprintingStrategy;
import org.gradle.internal.hash.HashCode;

import java.util.Comparator;
import java.util.List;
import java.util.Map;

/**
 * Compares {@link FileCollectionFingerprint}s ignoring the path.
 */
public class IgnoredPathCompareStrategy extends AbstractFingerprintCompareStrategy {

	for key, value := range subset {
		if supersetValue, ok := superset[key]; !ok || supersetValue != value {
			return false
		}
	}
	return true
}

// EqualFunc is like Equal, but compares values using eq.
// Keys are still compared with ==.
func EqualFunc[M1 ~map[K]V1, M2 ~map[K]V2, K comparable, V1, V2 any](m1 M1, m2 M2, eq func(V1, V2) bool) bool {
	return maps.EqualFunc(m1, m2, eq)

        return lastSeparator;
    }

    /**
     * Compares to the first segment of a relative path.
     *
     * A segment of a path is the part between two file separators.
     * For example, the path some/long/path has the segments some, long and path.
     *
     * Similar to {@link #lengthOfCommonPrefix(String, CaseSensitivity)},
     * only that this method compares to the first segment of the path if there is no common prefix.

	}
	my, err := yaml.JSONToYAML(merged)
	if err != nil {
		return "", fmt.Errorf("jsonToYAML error (%s) for merged object: \n%s", err, merged)
	}

	return string(my), nil
}

// yamlDiff compares single YAML file
func yamlDiff(a, b string) string {
	ao, bo := make(map[string]any), make(map[string]any)
	if err := yaml.Unmarshal([]byte(a), &ao); err != nil {
		return err.Error()
	}