Closed titpetric closed 1 month ago
API Changes
--- prev.txt 2024-07-15 11:18:15.798292404 +0000
+++ current.txt 2024-07-15 11:18:12.766230365 +0000
@@ -7795,10 +7795,16 @@
func CloneAPI(a *APISpec) *APISpec
func (a *APISpec) CheckSpecMatchesStatus(r *http.Request, rxPaths []URLSpec, mode URLStatus) (bool, interface{})
- CheckSpecMatchesStatus checks if a url spec has a specific status
+ CheckSpecMatchesStatus checks if a URL spec has a specific status.
+ Deprecated: The function doesn't follow go return conventions (T, ok);
+ use FindSpecMatchesStatus;
func (a *APISpec) Expired() bool
+func (a *APISpec) FindSpecMatchesStatus(r *http.Request, rxPaths []URLSpec, mode URLStatus) (*URLSpec, bool)
+ FindSpecMatchesStatus checks if a URL spec has a specific status and returns
+ the URLSpec for it.
+
func (s *APISpec) FireEvent(name apidef.TykEvent, meta interface{})
func (a *APISpec) GetSessionLifetimeRespectsKeyExpiration() bool
โฑ๏ธ Estimated effort to review: 3 ๐ต๐ต๐ตโชโช |
๐งช No relevant tests |
๐ No security concerns identified |
โก Key issues to review Deprecated Usage The function `CheckSpecMatchesStatus` is marked as deprecated but is still being modified and used. It's generally a good practice to avoid making changes to deprecated functions unless it's part of a phase-out strategy. Deprecated Usage The function `modeSpecificSpec` is marked as deprecated. Consider refactoring the existing code to eliminate the need for this function or replace it with a non-deprecated alternative. |
Category | Suggestion | Score |
Possible bug |
Add a default return value to prevent potential nil dereference___ **Consider checking ifvName is not nil before dereferencing it to avoid potential runtime panics.** [gateway/api_definition.go [1576-1577]](https://github.com/TykTechnologies/tyk/pull/6415/files#diff-0cf80174bbafb36f6d4f4308ebbd971b2833b76a936bad568220aa1a4ba0ee8bR1576-R1577) ```diff if vName := ctxGetVersionName(r); vName != nil { return *vName +} +return "" ``` Suggestion importance[1-10]: 10Why: This suggestion addresses a potential runtime panic by ensuring a default return value is provided if `vName` is `nil`. This is a crucial fix for preventing unexpected crashes. | 10 |
Enhancement |
Replace deprecated function with the recommended alternative___ **Instead of using a deprecated function, refactor the code to use the recommendedFindSpecMatchesStatus function.**
[gateway/model_apispec.go [9-10]](https://github.com/TykTechnologies/tyk/pull/6415/files#diff-80c49b9bdb411a3d5a4706ec3ff138ef44154d0306040c19eba1cb5559f199d6R9-R10)
```diff
-// Deprecated: The function doesn't follow go return conventions (T, ok); use FindSpecMatchesStatus;
-func (a *APISpec) CheckSpecMatchesStatus(r *http.Request, rxPaths []URLSpec, mode URLStatus) (bool, interface{}) {
+// Use the recommended function with proper Go conventions
+func (a *APISpec) CheckSpecMatchesStatus(r *http.Request, rxPaths []URLSpec, mode URLStatus) (*URLSpec, bool) {
```
Suggestion importance[1-10]: 8Why: Refactoring to use the recommended `FindSpecMatchesStatus` function improves code quality and future-proofs the code by avoiding deprecated functions. | 8 |
Maintainability |
Extract repeated condition checks into a helper method to enhance code clarity___ **To improve readability and maintainability, consider extracting the repeatedcondition checks into a separate method.** [gateway/model_apispec.go [14-22]](https://github.com/TykTechnologies/tyk/pull/6415/files#diff-80c49b9bdb411a3d5a4706ec3ff138ef44154d0306040c19eba1cb5559f199d6R14-R22) ```diff -if rxPaths[i].Status != mode { - continue -} -if !rxPaths[i].Spec.MatchString(matchPath) { - continue -} -if !rxPaths[i].matchesMethod(method) { +if !isValidPath(rxPaths[i], mode, matchPath, method) { continue } +// New helper method +func isValidPath(spec URLSpec, mode URLStatus, path, method string) bool { + return spec.Status == mode && spec.Spec.MatchString(path) && spec.matchesMethod(method) +} + ``` Suggestion importance[1-10]: 7Why: This suggestion improves readability and maintainability by reducing code duplication, making the code easier to understand and maintain. | 7 |
Performance |
Use a map to handle mode-specific specifications for cleaner and more efficient code___ **Refactor the switch-case to use a map for cleaner and more efficient code,especially when dealing with many cases.** [gateway/model_urlspec.go [6-50]](https://github.com/TykTechnologies/tyk/pull/6415/files#diff-ed766dd1814a557a1943cd3483c6ef511ad1b8febc7bd59982792d0ab7e23cffR6-R50) ```diff -switch mode { -case Ignored, BlackList, WhiteList: - return nil, true -case Cached: - return &u.CacheConfig, true -... +specMap := map[URLStatus]func() (interface{}, bool){ + Ignored: func() (interface{}, bool) { return nil, true }, + BlackList: func() (interface{}, bool) { return nil, true }, + WhiteList: func() (interface{}, bool) { return nil, true }, + Cached: func() (interface{}, bool) { return &u.CacheConfig, true }, + ... +} +if specFunc, ok := specMap[mode]; ok { + return specFunc() +} +return nil, false ``` Suggestion importance[1-10]: 6Why: Using a map for mode-specific specifications can make the code cleaner and potentially more efficient, though the performance gain might be marginal. It mainly enhances code readability. | 6 |
Failed conditions
67.1% Coverage on New Code (required โฅ 80%)
User description
Adds a type safe function to get an *URL spec for the request;
https://tyktech.atlassian.net/browse/TT-12618
PR Type
Enhancement, Other
Description
CheckSpecMatchesStatus
function fromapi_definition.go
.CheckSpecMatchesStatus
function with a deprecation notice inmodel_apispec.go
.FindSpecMatchesStatus
function to replace the deprecated function.getMatchPathAndMethod
,modeSpecificSpec
, andmatchesMethod
to modularize the code.Changes walkthrough ๐
api_definition.go
Remove `CheckSpecMatchesStatus` function from `APISpec`
gateway/api_definition.go - Removed the `CheckSpecMatchesStatus` function.
model_apispec.go
Add `FindSpecMatchesStatus` and helper functions
gateway/model_apispec.go
CheckSpecMatchesStatus
function with deprecation notice.FindSpecMatchesStatus
function.getMatchPathAndMethod
helper function.model_urlspec.go
Add helper functions for URLSpec status matching
gateway/model_urlspec.go
modeSpecificSpec
function.matchesMethod
function.