// same import path; counter data values will be accumulated.
func (fm *Formatter) SetPackage(importpath string) {
	if importpath == fm.pkg {
		return
	}
	fm.pkg = importpath
	ps, ok := fm.pm[importpath]
	if !ok {
		ps = new(pstate)
		fm.pm[importpath] = ps
		ps.unitTable = make(map[extcu]uint32)
		ps.funcTable = make(map[fnfile]uint32)
	}
	fm.p = ps
}

		// Check to make sure the meta-data file fragment exists
		//  and has content (may be empty if package has no functions).
		if fi, err := os.Stat(metaFilesFile); err != nil {
			continue
		} else if fi.Size() == 0 {
			continue
		}
		collection.ImportPaths = append(collection.ImportPaths, dep.Package.ImportPath)

# the non-pgo variant's slice when it modifies the pgo variant's Imports field to
# add the [.ForMain] suffix.

go list -f 'ImportPath: "{{.ImportPath}}", Imports: "{{.Imports}}", ImportMap: "{{.ImportMap}}"' m/a m/b
cmp stdout want

-- want --
ImportPath: "m/a", Imports: "[m/b [m/a]]", ImportMap: "map[m/b:m/b [m/a]]"
ImportPath: "m/b", Imports: "[m/c]", ImportMap: "map[]"
-- go.mod --
module m

go 1.23

-- a/a.go --
package main

	// src/cmd/go/internal/modcmd/vendor.go
	fold := str.ToFold(p.ImportPath)
	if other := foldPath[fold]; other == "" {
		foldPath[fold] = p.ImportPath
	} else if other != p.ImportPath {
		setError(ImportErrorf(p.ImportPath, "case-insensitive import collision: %q and %q", p.ImportPath, other))
		return
	}

	if !SafeArg(p.ImportPath) {
		setError(ImportErrorf(p.ImportPath, "invalid import path %q", p.ImportPath))
		return
	}

	}
	return message + hint
}

func (e *ImportMissingSumError) ImportPath() string {
	return e.importPath
}

type invalidImportError struct {
	importPath string
	err        error
}

func (e *invalidImportError) ImportPath() string {
	return e.importPath
}

func (e *invalidImportError) Error() string {
	return e.err.Error()
}

			pxtestErr = err
		}
		if p1.Incomplete {
			pxtestIncomplete = true
		}
		if p1.ImportPath == p.ImportPath {
			pxtestNeedsPtest = true
		} else {
			ximports = append(ximports, p1)
		}
		p.XTestImports[i] = p1.ImportPath
	}
	p.XTestEmbedFiles, xtestEmbed, err = resolveEmbed(p.Dir, p.XTestEmbedPatterns)
	if err != nil && pxtestErr == nil {
		pxtestErr = &PackageError{
			ImportStack: stk.Copy(),

	}
	return rr, err
}

var errUnknownSite = errors.New("dynamic lookup required to find mapping")

// repoRootFromVCSPaths attempts to map importPath to a repoRoot
// using the mappings defined in vcsPaths.
func repoRootFromVCSPaths(importPath string, security web.SecurityMode, vcsPaths []*vcsPath) (*RepoRoot, error) {
	if str.HasPathPrefix(importPath, "example.net") {

// using baseURL as a prefix for links to other packages.
//
// The possible forms returned by DefaultURL are:
//   - baseURL/ImportPath, for a link to another package
//   - baseURL/ImportPath#Name, for a link to a const, func, type, or var in another package
//   - baseURL/ImportPath#Recv.Name, for a link to a method in another package
//   - #Name, for a link to a const, func, type, or var in this package

// then lookupPackage returns that import.
// If multiple packages are imported as name, importPath returns "", false.
// Otherwise, if name is the name of p itself, importPath returns "", true,
// to signal a reference to p.
// Otherwise, importPath returns "", false.
func (p *Package) lookupPackage(name string) (importPath string, ok bool) {
	if path, ok := p.importByName[name]; ok {
		if path == "" {

		for _, root := range codeRoots() {
			if pkg.build.Dir == root.dir {
				importPath = root.importPath
				break
			}
			if strings.HasPrefix(pkg.build.Dir, root.dir+string(filepath.Separator)) {
				suffix := filepath.ToSlash(pkg.build.Dir[len(root.dir)+1:])
				if root.importPath == "" {
					importPath = suffix
				} else {
					importPath = root.importPath + "/" + suffix
				}
				break
			}
		}
	}