influxdb/query/fluxlang/service.go

36 lines
973 B
Go

// Package language exposes the flux parser as an interface.
package fluxlang
import (
"context"
"github.com/influxdata/flux/ast"
"github.com/influxdata/flux/complete"
"github.com/influxdata/flux/interpreter"
"github.com/influxdata/flux/parser"
"github.com/influxdata/flux/runtime"
"github.com/influxdata/flux/values"
"github.com/influxdata/influxdb/v2"
)
// DefaultService is the default language service.
var DefaultService influxdb.FluxLanguageService = defaultService{}
type defaultService struct{}
func (d defaultService) Parse(source string) (pkg *ast.Package, err error) {
pkg = parser.ParseSource(source)
if ast.Check(pkg) > 0 {
err = ast.GetError(pkg)
}
return pkg, err
}
func (d defaultService) EvalAST(ctx context.Context, astPkg *ast.Package) ([]interpreter.SideEffect, values.Scope, error) {
return runtime.EvalAST(ctx, astPkg)
}
func (d defaultService) Completer() complete.Completer {
return complete.NewCompleter(runtime.Prelude())
}