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fhub.go
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fhub.go
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// Copyright 2023 The fhub-runtime-go Authors
// This file is part of fhub-runtime-go.
//
// This file is part of fhub-runtime-go.
// fhub-runtime-go is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// fhub-runtime-go is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with fhub-runtime-go. If not, see <https://www.gnu.org/licenses/>.
package fhub
import (
"errors"
"fmt"
"os"
"reflect"
"github.com/galgotech/fhub-go/internal/plugin"
"github.com/galgotech/fhub-go/internal/rest"
"github.com/galgotech/fhub-go/model"
)
var fhubPath string
func init() {
fhubPath = os.Getenv("FHUB_PATH")
if fhubPath == "" {
var err error
fhubPath, err = os.Getwd()
if err != nil {
panic(err)
}
}
}
func SetPath(path string) {
fhubPath = path
}
func Run(functions any) error {
functionsValueOf := reflect.ValueOf(functions)
if functionsValueOf.Kind() != reflect.Pointer {
return errors.New("functions need be a pointer")
}
if functionsValueOf.NumMethod() == 0 {
return errors.New("any functions found")
}
fhubModel, err := model.UnmarshalFile(fmt.Sprintf("%s/fhub.cue", fhubPath))
if err != nil {
return err
}
fHubExec := &plugin.FHubExec{
Model: fhubModel,
Functions: functionsValueOf,
}
return rest.Exec(fhubModel, fHubExec)
}