github.com/yuyangjack/moby@v0.0.0-20190814082046-288be08dc2ec/api/errors/errors.go (about)

     1  package errors
     2  
     3  import "net/http"
     4  
     5  // apiError is an error wrapper that also
     6  // holds information about response status codes.
     7  type apiError struct {
     8  	error
     9  	statusCode int
    10  }
    11  
    12  // HTTPErrorStatusCode returns a status code.
    13  func (e apiError) HTTPErrorStatusCode() int {
    14  	return e.statusCode
    15  }
    16  
    17  // NewErrorWithStatusCode allows you to associate
    18  // a specific HTTP Status Code to an error.
    19  // The Server will take that code and set
    20  // it as the response status.
    21  func NewErrorWithStatusCode(err error, code int) error {
    22  	return apiError{err, code}
    23  }
    24  
    25  // NewBadRequestError creates a new API error
    26  // that has the 400 HTTP status code associated to it.
    27  func NewBadRequestError(err error) error {
    28  	return NewErrorWithStatusCode(err, http.StatusBadRequest)
    29  }
    30  
    31  // NewRequestForbiddenError creates a new API error
    32  // that has the 403 HTTP status code associated to it.
    33  func NewRequestForbiddenError(err error) error {
    34  	return NewErrorWithStatusCode(err, http.StatusForbidden)
    35  }
    36  
    37  // NewRequestNotFoundError creates a new API error
    38  // that has the 404 HTTP status code associated to it.
    39  func NewRequestNotFoundError(err error) error {
    40  	return NewErrorWithStatusCode(err, http.StatusNotFound)
    41  }
    42  
    43  // NewRequestConflictError creates a new API error
    44  // that has the 409 HTTP status code associated to it.
    45  func NewRequestConflictError(err error) error {
    46  	return NewErrorWithStatusCode(err, http.StatusConflict)
    47  }