add deprecated methods

env.go

@@ -83,6 +83,8 @@ func (e *EnvT) T() T {
 // opt - fixture options, nil for default options.
 // f - callback - fixture body.
 // Cache guarantee for call f exactly once for same Cache called and params combination.
+// Deprecated: will be removed in next versions.
+// Use EnvT.CacheResult instead
 func (e *EnvT) Cache(cacheKey interface{}, opt *FixtureOptions, f FixtureCallbackFunc) interface{} {
 	return e.cache(cacheKey, opt, f)
 }
@@ -99,6 +101,8 @@ func (e *EnvT) Cache(cacheKey interface{}, opt *FixtureOptions, f FixtureCallbac
 // f - callback - fixture body.
 // cleanup, returned from f called while fixture cleanup
 // Cache guarantee for call f exactly once for same Cache called and params combination.
+// Deprecated: will be removed in next versions.
+// Use EnvT.CacheResult instead
 func (e *EnvT) CacheWithCleanup(cacheKey interface{}, opt *FixtureOptions, f FixtureCallbackWithCleanupFunc) interface{} {
 	if opt == nil {
 		opt = &FixtureOptions{}
@@ -119,6 +123,9 @@ func (e *EnvT) CacheWithCleanup(cacheKey interface{}, opt *FixtureOptions, f Fix
 	return e.cache(cacheKey, opt, fWithoutCleanup)
 }
 
+// CacheResult call f callback once and cache result (ok and error),
+// then return same result for all calls of the callback without additional calls
+// f with same options calls max once per test (or defined test scope)
 func (e *EnvT) CacheResult(f FixtureFunction, options ...CacheOptions) interface{} {
 	var cacheOptions CacheOptions
 	switch len(options) {

interface.go

@@ -14,13 +14,15 @@ type Env interface {
 	// Cache result of f calls
 	// f call exactly once for every combination of scope and params
 	// params must be json serializable (deserialize not need)
-	// Deprecated: Use CacheResult
+	// Deprecated: will be removed in next versions
+	// Use Env.CacheResult instead.
 	Cache(cacheKey interface{}, opt *FixtureOptions, f FixtureCallbackFunc) interface{}
 
 	// CacheWithCleanup cache result of f calls
 	// f call exactly once for every combination of scope and params
 	// params must be json serializable (deserialize not need)
-	// Deprecated: Use CacheResult
+	// Deprecated: will be removed in next versions
+	// Use Env.CacheResult instead.
 	CacheWithCleanup(cacheKey interface{}, opt *FixtureOptions, f FixtureCallbackWithCleanupFunc) interface{}
 }