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Fix errmsg compilation error
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@moznion
moznion committed Jan 19, 2020
1 parent 308afd2 commit 20a2660
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Showing 3 changed files with 130 additions and 5 deletions.
3 changes: 3 additions & 0 deletions go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,10 @@ module github.com/moznion/gowrtr
require (
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/moznion/go-errgen v1.3.2
github.com/pkg/errors v0.9.1
github.com/stretchr/testify v1.3.0
golang.org/x/lint v0.0.0-20181217174547-8f45f776aaf1
golang.org/x/tools v0.0.0-20190121143147-24cd39ecf745 // indirect
)

go 1.13
2 changes: 1 addition & 1 deletion internal/errmsg/errmsg.go
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Expand Up @@ -14,7 +14,7 @@ type errs struct {
FuncSignatureIsNilError error `errmsg:"func signature must not be nil, bit it gets nil (caused at %s)" vars:"caller string"`
AnonymousFuncSignatureIsNilError error `errmsg:"anonymous func signature must not be nil, bit it gets nil (caused at %s)" vars:"caller string"`
FuncInvocationParameterIsEmptyError error `errmsg:"a parameter of function invocation must not be nil, but it gets nil (caused at %s)" vars:"caller string"`
CodeFormatterError error `errmsg:"code formatter raises error: command=\"%s\", err=\"%s\", msg=\"%s\"" vars:"cmd string, msg string, err error"`
CodeFormatterError error `errmsg:"code formatter raises error: command=\"%s\", err=\"%s\", msg=\"%s\"" vars:"cmd string, msg string, fmterr error"`
CaseConditionIsEmptyError error `errmsg:"condition of case must not be empty, but it gets empty (caused at %s)" vars:"caller string"`
IfConditionIsEmptyError error `errmsg:"condition of if must not be empty, but it gets empty (caused at %s)" vars:"caller string"`
UnnamedReturnTypeAppearsAfterNamedReturnTypeError error `errmsg:"unnamed return type appears after named return type (caused at %s)" vars:"caller string"`
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130 changes: 126 additions & 4 deletions internal/errmsg/errs_errmsg_gen.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3,94 +3,216 @@

package errmsg

import "fmt"
import (
"fmt"
"strings"

"github.com/pkg/errors"
)

// StructNameIsNilErr returns the error.
func StructNameIsNilErr(caller string) error {
return fmt.Errorf(`[GOWRTR-1] struct name must not be empty, but it gets empty (caused at %s)`, caller)
}
func StructNameIsNilErrWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-1] struct name must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// StructFieldNameIsEmptyErr returns the error.
func StructFieldNameIsEmptyErr(caller string) error {
return fmt.Errorf(`[GOWRTR-2] field name must not be empty, but it gets empty (caused at %s)`, caller)
}
func StructFieldNameIsEmptyErrWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-2] field name must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// StructFieldTypeIsEmptyErr returns the error.
func StructFieldTypeIsEmptyErr(caller string) error {
return fmt.Errorf(`[GOWRTR-3] field type must not be empty, but it gets empty (caused at %s)`, caller)
}
func StructFieldTypeIsEmptyErrWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-3] field type must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// FuncParameterNameIsEmptyErr returns the error.
func FuncParameterNameIsEmptyErr(caller string) error {
return fmt.Errorf(`[GOWRTR-4] func parameter name must not be empty, but it gets empty (caused at %s)`, caller)
}
func FuncParameterNameIsEmptyErrWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-4] func parameter name must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// LastFuncParameterTypeIsEmptyErr returns the error.
func LastFuncParameterTypeIsEmptyErr(caller string) error {
return fmt.Errorf(`[GOWRTR-5] the last func parameter type must not be empty, but it gets empty (caused at %s)`, caller)
}
func LastFuncParameterTypeIsEmptyErrWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-5] the last func parameter type must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// FuncNameIsEmptyError returns the error.
func FuncNameIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-6] name of func must not be empty, but it gets empty (caused at %s)`, caller)
}
func FuncNameIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-6] name of func must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// InterfaceNameIsEmptyError returns the error.
func InterfaceNameIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-7] name of interface must not be empty, but it gets empty (caused at %s)`, caller)
}
func InterfaceNameIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-7] name of interface must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// FuncReceiverNameIsEmptyError returns the error.
func FuncReceiverNameIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-8] name of func receiver must not be empty, but it gets empty (caused at %s)`, caller)
}
func FuncReceiverNameIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-8] name of func receiver must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// FuncReceiverTypeIsEmptyError returns the error.
func FuncReceiverTypeIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-9] type of func receiver must not be empty, but it gets empty (caused at %s)`, caller)
}
func FuncReceiverTypeIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-9] type of func receiver must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// FuncSignatureIsNilError returns the error.
func FuncSignatureIsNilError(caller string) error {
return fmt.Errorf(`[GOWRTR-10] func signature must not be nil, bit it gets nil (caused at %s)`, caller)
}
func FuncSignatureIsNilErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-10] func signature must not be nil, bit it gets nil (caused at %s)`, caller), err.Error())
}

// AnonymousFuncSignatureIsNilError returns the error.
func AnonymousFuncSignatureIsNilError(caller string) error {
return fmt.Errorf(`[GOWRTR-11] anonymous func signature must not be nil, bit it gets nil (caused at %s)`, caller)
}
func AnonymousFuncSignatureIsNilErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-11] anonymous func signature must not be nil, bit it gets nil (caused at %s)`, caller), err.Error())
}

// FuncInvocationParameterIsEmptyError returns the error.
func FuncInvocationParameterIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-12] a parameter of function invocation must not be nil, but it gets nil (caused at %s)`, caller)
}
func FuncInvocationParameterIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-12] a parameter of function invocation must not be nil, but it gets nil (caused at %s)`, caller), err.Error())
}

// CodeFormatterError returns the error.
func CodeFormatterError(cmd string, msg string, err error) error {
return fmt.Errorf(`[GOWRTR-13] code formatter raises error: command="%s", err="%s", msg="%s"`, cmd, msg, err)
func CodeFormatterError(cmd string, msg string, fmterr error) error {
return fmt.Errorf(`[GOWRTR-13] code formatter raises error: command="%s", err="%s", msg="%s"`, cmd, msg, fmterr)
}
func CodeFormatterErrorWrap(cmd string, msg string, fmterr error, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-13] code formatter raises error: command="%s", err="%s", msg="%s"`, cmd, msg, fmterr), err.Error())
}

// CaseConditionIsEmptyError returns the error.
func CaseConditionIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-14] condition of case must not be empty, but it gets empty (caused at %s)`, caller)
}
func CaseConditionIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-14] condition of case must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// IfConditionIsEmptyError returns the error.
func IfConditionIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-15] condition of if must not be empty, but it gets empty (caused at %s)`, caller)
}
func IfConditionIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-15] condition of if must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

// UnnamedReturnTypeAppearsAfterNamedReturnTypeError returns the error.
func UnnamedReturnTypeAppearsAfterNamedReturnTypeError(caller string) error {
return fmt.Errorf(`[GOWRTR-16] unnamed return type appears after named return type (caused at %s)`, caller)
}
func UnnamedReturnTypeAppearsAfterNamedReturnTypeErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-16] unnamed return type appears after named return type (caused at %s)`, caller), err.Error())
}

// ValueOfCompositeLiteralIsEmptyError returns the error.
func ValueOfCompositeLiteralIsEmptyError(caller string) error {
return fmt.Errorf(`[GOWRTR-17] a value of composite literal must not be empty, but it gets empty (caused at %s)`, caller)
}
func ValueOfCompositeLiteralIsEmptyErrorWrap(caller string, err error) error {
return errors.Wrap(fmt.Errorf(`[GOWRTR-17] a value of composite literal must not be empty, but it gets empty (caused at %s)`, caller), err.Error())
}

type ErrsType int

const (
StructNameIsNilErrType ErrsType = iota
StructFieldNameIsEmptyErrType
StructFieldTypeIsEmptyErrType
FuncParameterNameIsEmptyErrType
LastFuncParameterTypeIsEmptyErrType
FuncNameIsEmptyErrorType
InterfaceNameIsEmptyErrorType
FuncReceiverNameIsEmptyErrorType
FuncReceiverTypeIsEmptyErrorType
FuncSignatureIsNilErrorType
AnonymousFuncSignatureIsNilErrorType
FuncInvocationParameterIsEmptyErrorType
CodeFormatterErrorType
CaseConditionIsEmptyErrorType
IfConditionIsEmptyErrorType
UnnamedReturnTypeAppearsAfterNamedReturnTypeErrorType
ValueOfCompositeLiteralIsEmptyErrorType
ErrsUnknownType
)

// ErrsList returns the list of errors.
func ErrsList() []string {
func ListErrs() []string {
return []string{"[GOWRTR-1] struct name must not be empty, but it gets empty (caused at %s)", "[GOWRTR-2] field name must not be empty, but it gets empty (caused at %s)", "[GOWRTR-3] field type must not be empty, but it gets empty (caused at %s)", "[GOWRTR-4] func parameter name must not be empty, but it gets empty (caused at %s)", "[GOWRTR-5] the last func parameter type must not be empty, but it gets empty (caused at %s)", "[GOWRTR-6] name of func must not be empty, but it gets empty (caused at %s)", "[GOWRTR-7] name of interface must not be empty, but it gets empty (caused at %s)", "[GOWRTR-8] name of func receiver must not be empty, but it gets empty (caused at %s)", "[GOWRTR-9] type of func receiver must not be empty, but it gets empty (caused at %s)", "[GOWRTR-10] func signature must not be nil, bit it gets nil (caused at %s)", "[GOWRTR-11] anonymous func signature must not be nil, bit it gets nil (caused at %s)", "[GOWRTR-12] a parameter of function invocation must not be nil, but it gets nil (caused at %s)", "[GOWRTR-13] code formatter raises error: command=\"%s\", err=\"%s\", msg=\"%s\"", "[GOWRTR-14] condition of case must not be empty, but it gets empty (caused at %s)", "[GOWRTR-15] condition of if must not be empty, but it gets empty (caused at %s)", "[GOWRTR-16] unnamed return type appears after named return type (caused at %s)", "[GOWRTR-17] a value of composite literal must not be empty, but it gets empty (caused at %s)"}
}

// IdentifyErrs checks the identity of an error
func IdentifyErrs(err error) ErrsType {
errStr := err.Error()
switch {
case strings.HasPrefix(errStr, "[GOWRTR-1]"):
return StructNameIsNilErrType
case strings.HasPrefix(errStr, "[GOWRTR-2]"):
return StructFieldNameIsEmptyErrType
case strings.HasPrefix(errStr, "[GOWRTR-3]"):
return StructFieldTypeIsEmptyErrType
case strings.HasPrefix(errStr, "[GOWRTR-4]"):
return FuncParameterNameIsEmptyErrType
case strings.HasPrefix(errStr, "[GOWRTR-5]"):
return LastFuncParameterTypeIsEmptyErrType
case strings.HasPrefix(errStr, "[GOWRTR-6]"):
return FuncNameIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-7]"):
return InterfaceNameIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-8]"):
return FuncReceiverNameIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-9]"):
return FuncReceiverTypeIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-10]"):
return FuncSignatureIsNilErrorType
case strings.HasPrefix(errStr, "[GOWRTR-11]"):
return AnonymousFuncSignatureIsNilErrorType
case strings.HasPrefix(errStr, "[GOWRTR-12]"):
return FuncInvocationParameterIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-13]"):
return CodeFormatterErrorType
case strings.HasPrefix(errStr, "[GOWRTR-14]"):
return CaseConditionIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-15]"):
return IfConditionIsEmptyErrorType
case strings.HasPrefix(errStr, "[GOWRTR-16]"):
return UnnamedReturnTypeAppearsAfterNamedReturnTypeErrorType
case strings.HasPrefix(errStr, "[GOWRTR-17]"):
return ValueOfCompositeLiteralIsEmptyErrorType
default:
return ErrsUnknownType
}
}

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