Fix some linting problems

generator.go

@@ -9,11 +9,14 @@ import (
 var errExpansionNotSupported = fmt.Errorf("Expansion not supported")
 var errNotSupported = fmt.Errorf("Expected response to be a list or include $ref")
 
+// DataGenerator generates fixture response data based off a response schema, a
+// set of definitions, and a fixture store.
 type DataGenerator struct {
 	definitions map[string]*JSONSchema
 	fixtures    *Fixtures
 }
 
+// Generate generates a fixture response.
 func (g *DataGenerator) Generate(schema *JSONSchema, requestPath string, expansions *ExpansionLevel) (interface{}, error) {
 	return g.generateInternal(schema, requestPath, expansions, nil)
 }
@@ -26,7 +29,7 @@ func (g *DataGenerator) generateInternal(schema *JSONSchema, requestPath string,
 
 	// Determine if the requested expansions are possible
 	if expansions != nil {
-		for key, _ := range expansions.expansions {
+		for key := range expansions.expansions {
 			if sort.SearchStrings(schema.XExpandableFields, key) ==
 				len(schema.XExpandableFields) {
 				return nil, errExpansionNotSupported

server.go

@@ -20,7 +20,7 @@ type ExpansionLevel struct {
 	wildcard bool
 }
 
-// ParseExpasionLevel parses a set of raw expansions from a request query
+// ParseExpansionLevel parses a set of raw expansions from a request query
 // string or form and produces a structure more useful for performing actual
 // expansions.
 func ParseExpansionLevel(raw []string) *ExpansionLevel {
@@ -65,6 +65,7 @@ type stubServerRoute struct {
 	method  *OpenAPIMethod
 }
 
+// HandleRequest handes an HTTP request directed at the API stub.
 func (s *StubServer) HandleRequest(w http.ResponseWriter, r *http.Request) {
 	log.Printf("Request: %v %v", r.Method, r.URL.Path)
 	start := time.Now()