Simplified CLI errors

src/errors/ExpectedCLIParameter.go

@@ -1,13 +0,0 @@
-package errors
-
-import "fmt"
-
-// ExpectedCLIParameter error is created when a command line parameter is missing.
-type ExpectedCLIParameter struct {
-	Parameter string
-}
-
-// Error generates the string representation.
-func (err *ExpectedCLIParameter) Error() string {
-	return fmt.Sprintf("Expected parameter '%s'", err.Parameter)
-}

src/errors/InvalidParameterValue.go

@@ -1,14 +0,0 @@
-package errors
-
-import "fmt"
-
-// InvalidParameterValue error is created when a parameter has an invalid value.
-type InvalidParameterValue struct {
-	Value     string
-	Parameter string
-}
-
-// Error generates the string representation.
-func (err *InvalidParameterValue) Error() string {
-	return fmt.Sprintf("Invalid value '%s' for parameter '%s'", err.Value, err.Parameter)
-}

src/errors/UnknownCLIParameter.go

@@ -1,13 +0,0 @@
-package errors
-
-import "fmt"
-
-// UnknownCLIParameter error is created when a command line parameter is not recognized.
-type UnknownCLIParameter struct {
-	Parameter string
-}
-
-// Error generates the string representation.
-func (err *UnknownCLIParameter) Error() string {
-	return fmt.Sprintf("Unknown parameter '%s'", err.Parameter)
-}