73 lines
2 KiB
Go
73 lines
2 KiB
Go
package spec
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import (
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"fmt"
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"strings"
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)
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// ParsingError is an error from parsing interface methods
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type ParsingError string
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func (err ParsingError) Error() string {
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switch err {
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case UnsupportedReturnError:
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return "this type of return is not supported"
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case QueryRequiredError:
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return "query is required"
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case InvalidParamError:
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return "parameters do not match the query"
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case InvalidUpdateFieldsError:
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return "update fields is invalid"
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case ContextParamRequiredError:
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return "context parameter is required"
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}
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return string(err)
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}
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// parsing error constants
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const (
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UnsupportedReturnError ParsingError = "ERROR_UNSUPPORTED_RETURN"
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QueryRequiredError ParsingError = "ERROR_QUERY_REQUIRED"
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InvalidParamError ParsingError = "ERROR_INVALID_PARAM"
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InvalidUpdateFieldsError ParsingError = "ERROR_INVALID_UPDATE_FIELDS"
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ContextParamRequiredError ParsingError = "ERROR_CONTEXT_PARAM_REQUIRED"
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)
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// NewInvalidQueryError creates invalidQueryError
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func NewInvalidQueryError(queryTokens []string) error {
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return invalidQueryError{QueryString: strings.Join(queryTokens, "")}
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}
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type invalidQueryError struct {
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QueryString string
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}
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func (err invalidQueryError) Error() string {
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return fmt.Sprintf("invalid query '%s'", err.QueryString)
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}
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// NewUnknownOperationError creates unknownOperationError
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func NewUnknownOperationError(operationName string) error {
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return unknownOperationError{OperationName: operationName}
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}
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type unknownOperationError struct {
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OperationName string
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}
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func (err unknownOperationError) Error() string {
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return fmt.Sprintf("unknown operation '%s'", err.OperationName)
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}
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// NewStructFieldNotFoundError creates structFieldNotFoundError
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func NewStructFieldNotFoundError(fieldName string) error {
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return structFieldNotFoundError{FieldName: fieldName}
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}
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type structFieldNotFoundError struct {
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FieldName string
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}
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func (err structFieldNotFoundError) Error() string {
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return fmt.Sprintf("struct field '%s' not found", err.FieldName)
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}
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