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runner.go
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runner.go
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/*----------------------------------------------------------------
* Copyright (c) ThoughtWorks, Inc.
* Licensed under the Apache License, Version 2.0
* See LICENSE in the project root for license information.
*----------------------------------------------------------------*/
package lang
import (
"fmt"
"os"
gm "github.com/getgauge/gauge-proto/go/gauge_messages"
"github.com/getgauge/gauge/config"
"github.com/getgauge/gauge/logger"
"github.com/getgauge/gauge/manifest"
"github.com/getgauge/gauge/runner"
"github.com/getgauge/gauge/util"
"github.com/sourcegraph/go-langserver/pkg/lsp"
)
type langRunner struct {
lspID string
runner *runner.GrpcRunner
}
var lRunner langRunner
var recommendedExtensions = map[string]string{
"java": "vscjava.vscode-java-pack",
"dotnet": "ms-dotnettools.csharp",
"python": "ms-python.python",
"ruby": "rebornix.ruby",
}
func startRunner() error {
var err = connectToRunner()
if err != nil {
var installMessage = ""
m, e := manifest.ProjectManifest()
if e == nil {
installMessage = fmt.Sprintf(" Install '%s' extension for code insights.", recommendedExtensions[m.Language])
}
errStr := "Gauge could not initialize.%s For more information see" +
"[Problems](command:workbench.actions.view.problems), check logs." +
"[Troubleshooting](https://docs.gauge.org/troubleshooting.html?language=javascript&ide=vscode#gauge-could-not-initialize-for-more-information-see-problems)"
return fmt.Errorf(errStr, installMessage)
}
return nil
}
func connectToRunner() error {
logInfo(nil, "Starting language runner")
outFile, err := util.OpenFile(logger.ActiveLogFile)
if err != nil {
return err
}
err = os.Setenv("GAUGE_LSP_GRPC", "true")
if err != nil {
return err
}
manifest, err := manifest.ProjectManifest()
if err != nil {
return err
}
lRunner.runner, err = runner.StartGrpcRunner(manifest, outFile, outFile, config.IdeRequestTimeout(), false)
return err
}
func cacheFileOnRunner(uri lsp.DocumentURI, text string, isClosed bool, status gm.CacheFileRequest_FileStatus) error {
r := &gm.Message{
MessageType: gm.Message_CacheFileRequest,
CacheFileRequest: &gm.CacheFileRequest{
Content: text,
FilePath: string(util.ConvertURItoFilePath(uri)),
IsClosed: false,
Status: status,
},
}
_, err := lRunner.runner.ExecuteMessageWithTimeout(r)
return err
}
func globPatternRequest() (*gm.ImplementationFileGlobPatternResponse, error) {
implFileGlobPatternRequest := &gm.Message{MessageType: gm.Message_ImplementationFileGlobPatternRequest, ImplementationFileGlobPatternRequest: &gm.ImplementationFileGlobPatternRequest{}}
response, err := lRunner.runner.ExecuteMessageWithTimeout(implFileGlobPatternRequest)
if err != nil {
return nil, err
}
return response.GetImplementationFileGlobPatternResponse(), nil
}
func getStepPositionResponse(uri lsp.DocumentURI) (*gm.StepPositionsResponse, error) {
stepPositionsRequest := &gm.Message{MessageType: gm.Message_StepPositionsRequest, StepPositionsRequest: &gm.StepPositionsRequest{FilePath: util.ConvertURItoFilePath(uri)}}
response, err := lRunner.runner.ExecuteMessageWithTimeout(stepPositionsRequest)
if err != nil {
return nil, fmt.Errorf("error while connecting to runner : %s", err)
}
if response.GetStepPositionsResponse().GetError() != "" {
return nil, fmt.Errorf("error while connecting to runner : %s", response.GetStepPositionsResponse().GetError())
}
return response.GetStepPositionsResponse(), nil
}
func getImplementationFileList() (*gm.ImplementationFileListResponse, error) {
implementationFileListRequest := &gm.Message{MessageType: gm.Message_ImplementationFileListRequest}
response, err := lRunner.runner.ExecuteMessageWithTimeout(implementationFileListRequest)
if err != nil {
return nil, fmt.Errorf("error while connecting to runner : %s", err.Error())
}
return response.GetImplementationFileListResponse(), nil
}
func getStepNameResponse(stepValue string) (*gm.StepNameResponse, error) {
stepNameRequest := &gm.Message{MessageType: gm.Message_StepNameRequest, StepNameRequest: &gm.StepNameRequest{StepValue: stepValue}}
response, err := lRunner.runner.ExecuteMessageWithTimeout(stepNameRequest)
if err != nil {
return nil, fmt.Errorf("error while connecting to runner : %s", err)
}
return response.GetStepNameResponse(), nil
}
func putStubImplementation(filePath string, codes []string) (*gm.FileDiff, error) {
stubImplementationCodeRequest := &gm.Message{
MessageType: gm.Message_StubImplementationCodeRequest,
StubImplementationCodeRequest: &gm.StubImplementationCodeRequest{
ImplementationFilePath: filePath,
Codes: codes,
},
}
response, err := lRunner.runner.ExecuteMessageWithTimeout(stubImplementationCodeRequest)
if err != nil {
return nil, fmt.Errorf("error while connecting to runner : %s", err.Error())
}
return response.GetFileDiff(), nil
}
func getAllStepsResponse() (*gm.StepNamesResponse, error) {
getAllStepsRequest := &gm.Message{MessageType: gm.Message_StepNamesRequest, StepNamesRequest: &gm.StepNamesRequest{}}
response, err := lRunner.runner.ExecuteMessageWithTimeout(getAllStepsRequest)
if err != nil {
return nil, fmt.Errorf("error while connecting to runner : %s", err.Error())
}
return response.GetStepNamesResponse(), nil
}
func killRunner() error {
if lRunner.runner != nil {
return lRunner.runner.Kill()
}
return nil
}
func getLanguageIdentifier() (string, error) {
m, err := manifest.ProjectManifest()
if err != nil {
return "", err
}
info, err := runner.GetRunnerInfo(m.Language)
if err != nil {
return "", err
}
return info.LspLangId, nil
}