mirror of https://github.com/usememos/memos
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
33 lines
1.0 KiB
Go
33 lines
1.0 KiB
Go
package filter
|
|
|
|
import (
|
|
"github.com/google/cel-go/cel"
|
|
"github.com/pkg/errors"
|
|
exprv1 "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
|
|
)
|
|
|
|
// MemoFilterCELAttributes are the CEL attributes for memo.
|
|
var MemoFilterCELAttributes = []cel.EnvOption{
|
|
cel.Variable("content", cel.StringType),
|
|
// As the built-in timestamp type is deprecated, we use string type for now.
|
|
// e.g., "2021-01-01T00:00:00Z"
|
|
cel.Variable("create_time", cel.StringType),
|
|
cel.Variable("tag", cel.StringType),
|
|
cel.Variable("update_time", cel.StringType),
|
|
cel.Variable("visibility", cel.StringType),
|
|
}
|
|
|
|
// Parse parses the filter string and returns the parsed expression.
|
|
// The filter string should be a CEL expression.
|
|
func Parse(filter string, opts ...cel.EnvOption) (expr *exprv1.ParsedExpr, err error) {
|
|
e, err := cel.NewEnv(opts...)
|
|
if err != nil {
|
|
return nil, errors.Wrap(err, "failed to create CEL environment")
|
|
}
|
|
ast, issues := e.Compile(filter)
|
|
if issues != nil {
|
|
return nil, errors.Errorf("failed to compile filter: %v", issues)
|
|
}
|
|
return cel.AstToParsedExpr(ast)
|
|
}
|