Fix a comment and a apply few gofmt changes.

spew/common.go

@@ -102,7 +102,7 @@ var (
 // hexDigits is used to map a decimal value to a hex digit.
 var hexDigits = "0123456789abcdef"
 
-// unpackValue returns values inside of non-nil inteferfaces when possible.
+// unpackValue returns values inside of non-nil interfaces when possible.
 // This is useful for data types like structs, arrays, slices, and maps which
 // can contain varying types packed inside an interface.
 func unpackValue(v reflect.Value) reflect.Value {

spew/dump_test.go

@@ -632,7 +632,7 @@ func addFuncDumpTests() {
 	var v3 = func(i int, s string) (b bool, err error) {
 		return true, nil
 	}
-	nv3 := (*func(int, string)(bool, error))(nil)
+	nv3 := (*func(int, string) (bool, error))(nil)
 	pv3 := &v3
 	v3Addr := fmt.Sprintf("%p", pv3)
 	pv3Addr := fmt.Sprintf("%p", &pv3)

spew/example_test.go

@@ -160,7 +160,7 @@ func ExampleSpewState_Dump() {
 	// example.
 
 	// A SpewState does not need initialization.
-	ss := new(spew.SpewState) // or var ss spew.SpewState
+	ss := new(spew.SpewState)  // or var ss spew.SpewState
 	ss2 := new(spew.SpewState) // or var ss2 spew.SpewState
 
 	// Modify the indent level of the first SpewState only.
@@ -204,7 +204,7 @@ func ExampleSpewState_Printf() {
 	// example.
 
 	// A SpewState does not need initialization.
-	ss := new(spew.SpewState) // or var ss spew.SpewState
+	ss := new(spew.SpewState)  // or var ss spew.SpewState
 	ss2 := new(spew.SpewState) // or var ss2 spew.SpewState
 
 	// Modify the method handling of the first SpewState only.

spew/spew.go

@@ -123,7 +123,7 @@ func convertArgs(args []interface{}) (formatters []interface{}) {
 // just declaring a SpewState variable, is  sufficient to initialilize a
 // SpewState using the default configuration options.
 type SpewState struct {
-	cs     *ConfigState
+	cs *ConfigState
 }
 
 // Config returns a pointer to the active ConfigState for the SpewState