Inspect committed workspace files

internal/validation/validation.go

@@ -8,6 +8,7 @@ import (
 	"go/format"
 	"io"
 	"os"
+	"path"
 	"strings"
 
 	"gitea.maximumdirect.net/eric/ReleaseKit/internal/gotool"
@@ -15,10 +16,16 @@ import (
 
 // Settings selects shared validation behavior.
 type Settings struct {
-	Race           bool
-	FullVet        bool
-	CompileTargets []Target
-	GoFormat       bool
+	Race               bool
+	FullVet            bool
+	CompileTargets     []Target
+	GoFormat           bool
+	ModuleDistribution ModuleDistributionSettings
+}
+
+// ModuleDistributionSettings selects candidate distribution checks.
+type ModuleDistributionSettings struct {
+	WorkspaceFiles bool
 }
 
 // Target selects one package-compilation target.
@@ -91,14 +98,45 @@ func Run(ctx context.Context, request Request) error {
 			}
 		}
 	}
-	if request.Settings.GoFormat {
+	if request.Settings.GoFormat || request.Settings.ModuleDistribution.WorkspaceFiles {
 		tree, err := request.ReadCandidateTree(ctx)
 		if err != nil {
-			return &Failure{Check: GoFormat, Cause: err}
+			check := WorkspaceFiles
+			if request.Settings.GoFormat {
+				check = GoFormat
+			}
+			return &Failure{Check: check, Cause: err}
 		}
-		if err := checkGoFormat(ctx, tree); err != nil {
-			return err
+		if request.Settings.GoFormat {
+			if err := checkGoFormat(ctx, tree); err != nil {
+				return err
+			}
 		}
+		if request.Settings.ModuleDistribution.WorkspaceFiles {
+			if err := checkWorkspaceFiles(tree); err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+func checkWorkspaceFiles(tree *CandidateTree) error {
+	var findings []Finding
+	for _, entry := range tree.Entries() {
+		if entry.Type != "blob" {
+			continue
+		}
+		switch path.Base(entry.Path) {
+		case "go.work", "go.work.sum":
+			findings = append(findings, Finding{
+				Path:    entry.Path,
+				Message: "workspace file is committed in the candidate",
+			})
+		}
+	}
+	if len(findings) != 0 {
+		return &Failure{Check: WorkspaceFiles, Findings: findings}
 	}
 	return nil
 }