middle of refactoring

cmd/dep/init.go

@@ -15,7 +15,6 @@ import (
 	"github.com/golang/dep/internal"
 	"github.com/golang/dep/internal/gps"
 	"github.com/golang/dep/internal/gps/pkgtree"
-	"github.com/golang/dep/internal/importer"
 	"github.com/pkg/errors"
 )
 
@@ -58,13 +57,6 @@ type initCommand struct {
 	skipTools  bool
 }
 
-func trimPathPrefix(p1, p2 string) string {
-	if internal.HasFilepathPrefix(p1, p2) {
-		return p1[len(p2):]
-	}
-	return p1
-}
-
 func (cmd *initCommand) Run(ctx *dep.Ctx, loggers *Loggers, args []string) error {
 	if len(args) > 1 {
 		return errors.Errorf("too many args (%d)", len(args))
@@ -118,85 +110,37 @@ func (cmd *initCommand) Run(ctx *dep.Ctx, loggers *Loggers, args []string) error
 	sm.UseDefaultSignalHandling()
 	defer sm.Release()
 
-	pd, err := getProjectData(ctx, loggers, pkgT, cpr, sm)
-	if err != nil {
-		return err
-	}
-
 	var rootAnalyzer internal.RootProjectAnalyzer
 	var analyzer gps.ProjectAnalyzer
 	if cmd.skipTools {
-		rootAnalyzer = internal.GopathAnalyzer{}
+		rootAnalyzer = internal.NewGopathAnalyzer(ctx, pkgtree, cpr, sm)
 		analyzer = dep.Analyzer{}
 	} else {
 		rootAnalyzer = internal.CompositeAnalyzer{
 			Analyzers: []internal.RootProjectAnalyzer{
-				internal.GopathAnalyzer{},
+				internal.NewGopathAnalyzer(ctx, pkgtree, cpr, sm),
 				internal.ImportAnalyzer{},
 			}}
 		analyzer = internal.ImportAnalyzer{}
 	}
 
 	// Analyze the root project to create an root manifest and lock
-	rootM, rootL, err := rootAnalyzer.DeriveRootManifestAndLock(root, gps.ProjectRoot(cpr))
+	m, l, err := rootAnalyzer.DeriveRootManifestAndLock(root, gps.ProjectRoot(cpr))
+	if err != nil {
+		return errors.Wrap(err, "Error initializing a manifest and lock")
+	}
 
 	if loggers.Verbose {
 		loggers.Err.Println("dep: Solving...")
 	}
 	params := gps.SolveParameters{
 		RootDir:         root,
 		RootPackageTree: pkgT,
-		Manifest:        rootM,
-		Lock:            rootL,
+		Manifest:        m,
+		Lock:            l,
 		ProjectAnalyzer: analyzer,
 	}
 
-	// BEGIN
-	m := &dep.Manifest{
-		Dependencies: pd.constraints,
-	}
-
-	if !cmd.skipTools {
-		ipd, err := importer.Import(root, cpr)
-		if err != nil {
-			return errors.Wrap(err, "Error importing dependency management configuration")
-		}
-
-		if ipd != nil {
-			m.Ignored = ipd.Ignored
-			for pr, c := range ipd.Dependencies {
-				internal.Vlogf("Importing dependency on %s: %s", pr, c)
-				m.Dependencies[pr] = c
-			}
-		}
-	}
-
-	// Make an initial lock from what knowledge we've collected about the
-	// versions on disk
-	l := &dep.Lock{
-		P: make([]gps.LockedProject, 0, len(pd.ondisk)),
-	}
-
-	for pr, v := range pd.ondisk {
-		// That we have to chop off these path prefixes is a symptom of
-		// a problem in gps itself
-		pkgs := make([]string, 0, len(pd.dependencies[pr]))
-		prslash := string(pr) + "/"
-		for _, pkg := range pd.dependencies[pr] {
-			if pkg == string(pr) {
-				pkgs = append(pkgs, ".")
-			} else {
-				pkgs = append(pkgs, trimPathPrefix(pkg, prslash))
-			}
-		}
-
-		l.P = append(l.P, gps.NewLockedProject(
-			gps.ProjectIdentifier{ProjectRoot: pr}, v, pkgs),
-		)
-	}
-
-	// END
-
 	if *verbose {
 		params.Trace = true
 		params.TraceLogger = log.New(os.Stderr, "", 0)
@@ -249,30 +193,6 @@ func (cmd *initCommand) Run(ctx *dep.Ctx, loggers *Loggers, args []string) error
 	return nil
 }
 
-// contains checks if a array of strings contains a value
-func contains(a []string, b string) bool {
-	for _, v := range a {
-		if b == v {
-			return true
-		}
-	}
-	return false
-}
-
-// isStdLib reports whether $GOROOT/src/path should be considered
-// part of the standard distribution. For historical reasons we allow people to add
-// their own code to $GOROOT instead of using $GOPATH, but we assume that
-// code will start with a domain name (dot in the first element).
-// This was loving taken from src/cmd/go/pkg.go in Go's code (isStandardImportPath).
-func isStdLib(path string) bool {
-	i := strings.Index(path, "/")
-	if i < 0 {
-		i = len(path)
-	}
-	elem := path[:i]
-	return !strings.Contains(elem, ".")
-}
-
 // TODO solve failures can be really creative - we need to be similarly creative
 // in handling them and informing the user appropriately
 func handleAllTheFailuresOfTheWorld(err error) {
@@ -284,7 +204,6 @@ func hasImportPathPrefix(s, prefix string) bool {
 	}
 	return strings.HasPrefix(s, prefix+"/")
 }
-
 // getProjectPropertiesFromVersion takes a gps.Version and returns a proper
 // gps.ProjectProperties with Constraint value based on the provided version.
 func getProjectPropertiesFromVersion(v gps.Version) gps.ProjectProperties {