diff --git a/bad_request.go b/bad_request.go
index 4361271..1235b86 100644
--- a/bad_request.go
+++ b/bad_request.go
@@ -19,7 +19,7 @@ package pathmatch
 //			fmt.Printf("Something you did when you called pathmatch.Compile() caused an error. The error message was....\n%s\n", err.Error())
 //			return
 //	
-//		case pathmatch.InternalErrorComplainer:
+//		case pathmatch.InternalError:
 //	
 //			fmt.Printf("It's not your fault; it's our fault. Something bad happened internally when pathmatch.Compile() was running. The error message was....\n%s\n", err.Error())
 //			return
@@ -46,7 +46,7 @@ package pathmatch
 //			fmt.Printf("Something you did when you called pathmatch.Compile() caused an error. The error message was....\n%s\n", err.Error())
 //			return
 //	
-//		case pathmatch.InternalErrorComplainer:
+//		case pathmatch.InternalError:
 //	
 //			fmt.Printf("It's not your fault; it's our fault. Something bad happened internally when pathmatch.Compile() was running. The error message was....\n%s\n", err.Error())
 //			return
@@ -70,7 +70,7 @@ package pathmatch
 //			fmt.Printf("Something you did when you called pattern.Match() caused an error. The error message was....\n%s\n", err.Error())
 //			return
 //	
-//		case pathmatch.InternalErrorComplainer:
+//		case pathmatch.InternalError:
 //	
 //			fmt.Printf("It's not your fault; it's our fault. Something bad happened internally when pattern.Match() was running. The error message was....\n%s\n", err.Error())
 //			return
@@ -103,7 +103,7 @@ package pathmatch
 //			fmt.Printf("Something you did when you called pathmatch.Compile() caused an error. The error message was....\n%s\n", err.Error())
 //			return
 //	
-//		case pathmatch.InternalErrorComplainer:
+//		case pathmatch.InternalError:
 //	
 //			fmt.Printf("It's not your fault; it's our fault. Something bad happened internally when pathmatch.Compile() was running. The error message was....\n%s\n", err.Error())
 //			return
diff --git a/internal_error_complainer.go b/internal_error_complainer.go
index fdf91ea..35294a4 100644
--- a/internal_error_complainer.go
+++ b/internal_error_complainer.go
@@ -1,46 +1,40 @@
 package pathmatch
 
-
 import (
 	"bytes"
 	"fmt"
 )
 
-
 const (
 	internalErrorMessagePrefix = "Internal Error: "
 )
 
-
-type InternalErrorComplainer interface {
+type InternalError interface {
 	error
-	InternalErrorComplainer()
+	InternalError()
 }
 
-
-// internalInternalErrorComplainer is the only underlying implementation that fits the
-// InternalErrorComplainer interface, in this library.
-type internalInternalErrorComplainer struct {
+// internalInternalError is the only underlying implementation that fits the
+// InternalError interface, in this library.
+type internalInternalError struct {
 	msg string
 }
 
-
-// newInternalErrorComplainer creates a new internalInternalErrorComplainer (struct) and
-// returns it as a InternalErrorComplainer (interface).
-func newInternalErrorComplainer(format string, a ...interface{}) InternalErrorComplainer {
+// newInternalError creates a new internalInternalError (struct) and
+// returns it as a InternalError (interface).
+func newInternalError(format string, a ...interface{}) InternalError {
 	msg := fmt.Sprintf(format, a...)
 
-	err := internalInternalErrorComplainer{
+	err := internalInternalError{
 		msg:msg,
 	}
 
 	return &err
 }
 
-
-// Error method is necessary to satisfy the 'error' interface (and the InternalErrorComplainer
+// Error method is necessary to satisfy the 'error' interface (and the InternalError
 // interface).
-func (err *internalInternalErrorComplainer) Error() string {
+func (err *internalInternalError) Error() string {
 	var buffer bytes.Buffer
 
 	buffer.WriteString(internalErrorMessagePrefix)
@@ -49,9 +43,8 @@ func (err *internalInternalErrorComplainer) Error() string {
 	return buffer.String()
 }
 
-
-// InternalErrorComplainer method is necessary to satisfy the 'InternalErrorComplainer' interface.
+// InternalError method is necessary to satisfy the 'InternalError' interface.
 // It exists to make this error type detectable in a Go type-switch.
-func (err *internalInternalErrorComplainer) InternalErrorComplainer() {
+func (err *internalInternalError) InternalError() {
 	// Nothing here.
 }
diff --git a/pattern_match.go b/pattern_match.go
index 1eff347..2cd5533 100644
--- a/pattern_match.go
+++ b/pattern_match.go
@@ -12,7 +12,7 @@ const (
 
 
 var (
-	errThisShouldNeverHappen = newInternalErrorComplainer("This should never happen.")
+	errThisShouldNeverHappen = newInternalError("This should never happen.")
 )
 
 
diff --git a/pattern_syntax_error_complainer.go b/pattern_syntax_error_complainer.go
index e422911..94c1cea 100644
--- a/pattern_syntax_error_complainer.go
+++ b/pattern_syntax_error_complainer.go
@@ -26,7 +26,7 @@ import (
 //			fmt.Printf("Something you did when you called pathmatch.Compile() caused an error. The error message was....\n%s\n", err.Error())
 //			return
 //	
-//		case pathmatch.InternalErrorComplainer:
+//		case pathmatch.InternalError:
 //	
 //			fmt.Printf("It's not your fault; it's our fault. Something bad happened internally when pathmatch.Compile() was running. The error message was....\n%s\n", err.Error())
 //			return
@@ -71,7 +71,7 @@ func (err *internalPatternSyntaxErrorComplainer) Error() string {
 }
 
 
-// BadRequest method is necessary to satisfy the 'InternalErrorComplainer' interface.
+// BadRequest method is necessary to satisfy the 'InternalError' interface.
 // It exists to make this error type detectable in a Go type-switch.
 func (err *internalPatternSyntaxErrorComplainer) BadRequest() {
 	// Nothing here.
diff --git a/scan_error.go b/scan_error.go
index 5cfc8dd..6d95455 100644
--- a/scan_error.go
+++ b/scan_error.go
@@ -5,7 +5,7 @@ import (
 )
 
 type ScanError interface {
-	InternalErrorComplainer
+	InternalError
 	ScanError()
 	WrappedError() error
 }
@@ -37,9 +37,9 @@ func (err *internalScanError) Error() string {
 	return s
 }
 
-// InternalErrorComplainer method is necessary to satisfy the 'InternalErrorComplainer' interface.
+// InternalError method is necessary to satisfy the 'InternalError' interface.
 // It exists to make this error type detectable in a Go type-switch.
-func (err *internalScanError) InternalErrorComplainer() {
+func (err *internalScanError) InternalError() {
 	// Nothing here.
 }
 
diff --git a/set.go b/set.go
index 4ca81b4..f686e8b 100644
--- a/set.go
+++ b/set.go
@@ -10,7 +10,7 @@ import (
 func set(value string, argsIndex int, args ...interface{}) error {
 
 	if 0 > argsIndex {
-		return newInternalErrorComplainer("Index value %d is less than zero.", argsIndex)
+		return newInternalError("Index value %d is less than zero.", argsIndex)
 	}
 
 	if lenArgs := len(args); argsIndex >= lenArgs {
diff --git a/set_test.go b/set_test.go
index b2fb25e..c333646 100644
--- a/set_test.go
+++ b/set_test.go
@@ -346,9 +346,9 @@ func TestSetFail(t *testing.T) {
 			continue
 		} else {
 			switch err.(type) {
-			case InternalErrorComplainer:
+			case InternalError:
 				if expected, actual := internalError, test.ExpectedFit; expected != actual {
-					t.Errorf("For test #%d, did indeed expect an error, but did not expect it to fit the \"InternalErrorComplainer\" interface, but actually did: %T.", testNumber, err)
+					t.Errorf("For test #%d, did indeed expect an error, but did not expect it to fit the \"InternalError\" interface, but actually did: %T.", testNumber, err)
 					continue
 				}
 			case NotEnoughArgumentsComplainer: