/
run.go
164 lines (154 loc) 路 4.05 KB
/
run.go
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package project
import (
"bytes"
"context"
"fmt"
"io"
"log"
"os"
"runtime"
"strings"
"golang.org/x/sync/errgroup"
"github.com/reviewdog/reviewdog"
"github.com/reviewdog/reviewdog/diff"
"github.com/reviewdog/reviewdog/filter"
"github.com/reviewdog/reviewdog/parser"
)
// RunAndParse runs commands and parse results. Returns map of tool name to check results.
func RunAndParse(ctx context.Context, conf *Config, runners map[string]bool, defaultLevel string, teeMode bool) (*reviewdog.ResultMap, error) {
var results reviewdog.ResultMap
// environment variables for each commands
envs := filteredEnviron()
cmdBuilder := newCmdBuilder(envs, teeMode)
var usedRunners []string
var g errgroup.Group
semaphoreNum := runtime.NumCPU()
if teeMode {
semaphoreNum = 1
}
semaphore := make(chan int, semaphoreNum)
for key, runner := range conf.Runner {
runner := runner
runnerName := getRunnerName(key, runner)
if len(runners) != 0 && !runners[runnerName] {
continue // Skip this runner.
}
usedRunners = append(usedRunners, runnerName)
semaphore <- 1
log.Printf("reviewdog: [start]\trunner=%s", runnerName)
fname := runner.Format
if fname == "" && len(runner.Errorformat) == 0 {
fname = runnerName
}
opt := &parser.Option{FormatName: fname, Errorformat: runner.Errorformat}
p, err := parser.New(opt)
if err != nil {
return nil, err
}
cmd, stdout, stderr, err := cmdBuilder.build(ctx, runner.Cmd)
if err != nil {
return nil, err
}
if err := cmd.Start(); err != nil {
return nil, fmt.Errorf("fail to start command: %w", err)
}
g.Go(func() error {
defer func() { <-semaphore }()
diagnostics, err := p.Parse(io.MultiReader(stdout, stderr))
if err != nil {
return err
}
level := runner.Level
if level == "" {
level = defaultLevel
}
cmdErr := cmd.Wait()
results.Store(runnerName, &reviewdog.Result{
Name: runnerName,
Level: level,
Diagnostics: diagnostics,
CmdErr: cmdErr,
})
msg := fmt.Sprintf("reviewdog: [finish]\trunner=%s", runnerName)
if cmdErr != nil {
msg += fmt.Sprintf("\terror=%v", cmdErr)
}
log.Println(msg)
return nil
})
}
if err := g.Wait(); err != nil {
return nil, fmt.Errorf("fail to run reviewdog: %w", err)
}
if err := checkUnknownRunner(runners, usedRunners); err != nil {
return nil, err
}
return &results, nil
}
// Run runs reviewdog tasks based on Config.
func Run(ctx context.Context, conf *Config, runners map[string]bool, c reviewdog.CommentService, d reviewdog.DiffService, teeMode bool, filterMode filter.Mode, failOnError bool) error {
results, err := RunAndParse(ctx, conf, runners, "", teeMode) // Level is not used.
if err != nil {
return err
}
if results.Len() == 0 {
return nil
}
b, err := d.Diff(ctx)
if err != nil {
return err
}
filediffs, err := diff.ParseMultiFile(bytes.NewReader(b))
if err != nil {
return err
}
var g errgroup.Group
results.Range(func(toolname string, result *reviewdog.Result) {
ds := result.Diagnostics
g.Go(func() error {
if err := result.CheckUnexpectedFailure(); err != nil {
return err
}
return reviewdog.RunFromResult(ctx, c, ds, filediffs, d.Strip(), toolname, filterMode, failOnError)
})
})
return g.Wait()
}
var secretEnvs = [...]string{
"REVIEWDOG_GITHUB_API_TOKEN",
"REVIEWDOG_GITLAB_API_TOKEN",
"REVIEWDOG_TOKEN",
}
func filteredEnviron() []string {
for _, name := range secretEnvs {
defer func(name, value string) {
if value != "" {
os.Setenv(name, value)
}
}(name, os.Getenv(name))
os.Unsetenv(name)
}
return os.Environ()
}
func checkUnknownRunner(specifiedRunners map[string]bool, usedRunners []string) error {
if len(specifiedRunners) == 0 {
return nil
}
for _, r := range usedRunners {
delete(specifiedRunners, r)
}
var rs []string
for r := range specifiedRunners {
rs = append(rs, r)
}
if len(specifiedRunners) != 0 {
return fmt.Errorf("runner not found: [%s]", strings.Join(rs, ","))
}
return nil
}
func getRunnerName(key string, runner *Runner) string {
if runner.Name != "" {
return runner.Name
}
return key
}