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newInterfaceCache

How to use newInterfaceCache method of main Package

Best Mock code snippet using main.newInterfaceCache

parse.go

Source:parse.go

...52	}53	p := &fileParser{54		fileSet:            fs,55		imports:            make(map[string]importedPackage),56		importedInterfaces: newInterfaceCache(),57		auxInterfaces:      newInterfaceCache(),58		srcDir:             srcDir,59	}60	// Handle -imports.61	dotImports := make(map[string]bool)62	if *imports != "" {63		for _, kv := range strings.Split(*imports, ",") {64			eq := strings.Index(kv, "=")65			k, v := kv[:eq], kv[eq+1:]66			if k == "." {67				dotImports[v] = true68			} else {69				p.imports[k] = importedPkg{path: v}70			}71		}72	}73	// Handle -aux_files.74	if err := p.parseAuxFiles(*auxFiles); err != nil {75		return nil, err76	}77	p.addAuxInterfacesFromFile(packageImport, file) // this file78	pkg, err := p.parseFile(packageImport, file)79	if err != nil {80		return nil, err81	}82	for pkgPath := range dotImports {83		pkg.DotImports = append(pkg.DotImports, pkgPath)84	}85	return pkg, nil86}87type importedPackage interface {88	Path() string89	Parser() *fileParser90}91type importedPkg struct {92	path   string93	parser *fileParser94}95func (i importedPkg) Path() string        { return i.path }96func (i importedPkg) Parser() *fileParser { return i.parser }97// duplicateImport is a bit of a misnomer. Currently the parser can't98// handle cases of multi-file packages importing different packages99// under the same name. Often these imports would not be problematic,100// so this type lets us defer raising an error unless the package name101// is actually used.102type duplicateImport struct {103	name       string104	duplicates []string105}106func (d duplicateImport) Error() string {107	return fmt.Sprintf("%q is ambiguous because of duplicate imports: %v", d.name, d.duplicates)108}109func (d duplicateImport) Path() string        { log.Fatal(d.Error()); return "" }110func (d duplicateImport) Parser() *fileParser { log.Fatal(d.Error()); return nil }111type interfaceCache struct {112	m map[string]map[string]*namedInterface113}114func newInterfaceCache() *interfaceCache {115	return &interfaceCache{116		m: make(map[string]map[string]*namedInterface),117	}118}119func (i *interfaceCache) Set(pkg, name string, it *namedInterface) {120	if _, ok := i.m[pkg]; !ok {121		i.m[pkg] = make(map[string]*namedInterface)122	}123	i.m[pkg][name] = it124}125func (i *interfaceCache) Get(pkg, name string) *namedInterface {126	if _, ok := i.m[pkg]; !ok {127		return nil128	}129	return i.m[pkg][name]130}131func (i *interfaceCache) GetASTIface(pkg, name string) *ast.InterfaceType {132	if _, ok := i.m[pkg]; !ok {133		return nil134	}135	it, ok := i.m[pkg][name]136	if !ok {137		return nil138	}139	return it.it140}141type fileParser struct {142	fileSet            *token.FileSet143	imports            map[string]importedPackage // package name => imported package144	importedInterfaces *interfaceCache145	auxFiles           []*ast.File146	auxInterfaces      *interfaceCache147	srcDir             string148}149func (p *fileParser) errorf(pos token.Pos, format string, args ...interface{}) error {150	ps := p.fileSet.Position(pos)151	format = "%s:%d:%d: " + format152	args = append([]interface{}{ps.Filename, ps.Line, ps.Column}, args...)153	return fmt.Errorf(format, args...)154}155func (p *fileParser) parseAuxFiles(auxFiles string) error {156	auxFiles = strings.TrimSpace(auxFiles)157	if auxFiles == "" {158		return nil159	}160	for _, kv := range strings.Split(auxFiles, ",") {161		parts := strings.SplitN(kv, "=", 2)162		if len(parts) != 2 {163			return fmt.Errorf("bad aux file spec: %v", kv)164		}165		pkg, fpath := parts[0], parts[1]166		file, err := parser.ParseFile(p.fileSet, fpath, nil, 0)167		if err != nil {168			return err169		}170		p.auxFiles = append(p.auxFiles, file)171		p.addAuxInterfacesFromFile(pkg, file)172	}173	return nil174}175func (p *fileParser) addAuxInterfacesFromFile(pkg string, file *ast.File) {176	for ni := range iterInterfaces(file) {177		p.auxInterfaces.Set(pkg, ni.name.Name, ni)178	}179}180// parseFile loads all file imports and auxiliary files import into the181// fileParser, parses all file interfaces and returns package model.182func (p *fileParser) parseFile(importPath string, file *ast.File) (*model.Package, error) {183	allImports, dotImports := importsOfFile(file)184	// Don't stomp imports provided by -imports. Those should take precedence.185	for pkg, pkgI := range allImports {186		if _, ok := p.imports[pkg]; !ok {187			p.imports[pkg] = pkgI188		}189	}190	// Add imports from auxiliary files, which might be needed for embedded interfaces.191	// Don't stomp any other imports.192	for _, f := range p.auxFiles {193		auxImports, _ := importsOfFile(f)194		for pkg, pkgI := range auxImports {195			if _, ok := p.imports[pkg]; !ok {196				p.imports[pkg] = pkgI197			}198		}199	}200	var is []*model.Interface201	for ni := range iterInterfaces(file) {202		i, err := p.parseInterface(ni.name.String(), importPath, ni)203		if err != nil {204			return nil, err205		}206		is = append(is, i)207	}208	return &model.Package{209		Name:       file.Name.String(),210		PkgPath:    importPath,211		Interfaces: is,212		DotImports: dotImports,213	}, nil214}215// parsePackage loads package specified by path, parses it and returns216// a new fileParser with the parsed imports and interfaces.217func (p *fileParser) parsePackage(path string) (*fileParser, error) {218	newP := &fileParser{219		fileSet:            token.NewFileSet(),220		imports:            make(map[string]importedPackage),221		importedInterfaces: newInterfaceCache(),222		auxInterfaces:      newInterfaceCache(),223		srcDir:             p.srcDir,224	}225	var pkgs map[string]*ast.Package226	if imp, err := build.Import(path, newP.srcDir, build.FindOnly); err != nil {227		return nil, err228	} else if pkgs, err = parser.ParseDir(newP.fileSet, imp.Dir, nil, 0); err != nil {229		return nil, err230	}231	for _, pkg := range pkgs {232		file := ast.MergePackageFiles(pkg, ast.FilterFuncDuplicates|ast.FilterUnassociatedComments|ast.FilterImportDuplicates)233		for ni := range iterInterfaces(file) {234			newP.importedInterfaces.Set(path, ni.name.Name, ni)235		}236		imports, _ := importsOfFile(file)...

udp-server.go

Source:udp-server.go

...80		IP:   ip,81		Port: config.Port,82		Zone: config.Iface,83	}84	ic, err := newInterfaceCache(env, config.Iface)85	if err != nil {86		return nil, err87	}88	eg, egCtx := errgroup.WithContext(context.Background())89	ctx, cancel := context.WithCancel(egCtx)90	pl := newPeerLookup()91	ret := &LinkServer{92		config: config,93		net:    env,94		conn:   nil, // this will be filled in by `Start()`95		addr:   addr,96		dev:    dev,97		eg:     eg,98		ctx:    ctx,...

parse_test.go

Source:parse_test.go

...12	}13	p := fileParser{14		fileSet:            fs,15		imports:            make(map[string]importedPackage),16		importedInterfaces: newInterfaceCache(),17	}18	pkg, err := p.parseFile("", file)19	if err != nil {20		t.Fatalf("Unexpected error: %v", err)21	}22	checkGreeterImports(t, p.imports)23	expectedName := "greeter"24	if pkg.Name != expectedName {25		t.Fatalf("Expected name to be %v but got %v", expectedName, pkg.Name)26	}27	expectedInterfaceName := "InputMaker"28	if pkg.Interfaces[0].Name != expectedInterfaceName {29		t.Fatalf("Expected interface name to be %v but got %v", expectedInterfaceName, pkg.Interfaces[0].Name)30	}31}32func TestFileParser_ParsePackage(t *testing.T) {33	fs := token.NewFileSet()34	_, err := parser.ParseFile(fs, "internal/tests/custom_package_name/greeter/greeter.go", nil, 0)35	if err != nil {36		t.Fatalf("Unexpected error: %v", err)37	}38	p := fileParser{39		fileSet:            fs,40		imports:            make(map[string]importedPackage),41		importedInterfaces: newInterfaceCache(),42	}43	newP, err := p.parsePackage("github.com/golang/mock/mockgen/internal/tests/custom_package_name/greeter")44	if err != nil {45		t.Fatalf("Unexpected error: %v", err)46	}47	checkGreeterImports(t, newP.imports)48}49func TestImportsOfFile(t *testing.T) {50	fs := token.NewFileSet()51	file, err := parser.ParseFile(fs, "internal/tests/custom_package_name/greeter/greeter.go", nil, 0)52	if err != nil {53		t.Fatalf("Unexpected error: %v", err)54	}55	imports, _ := importsOfFile(file)56	checkGreeterImports(t, imports)57}58func checkGreeterImports(t *testing.T, imports map[string]importedPackage) {59	// check that imports have stdlib package "fmt"60	if fmtPackage, ok := imports["fmt"]; !ok {61		t.Errorf("Expected imports to have key \"fmt\"")62	} else {63		expectedFmtPackage := "fmt"64		if fmtPackage.Path() != expectedFmtPackage {65			t.Errorf("Expected fmt key to have value %s but got %s", expectedFmtPackage, fmtPackage.Path())66		}67	}68	// check that imports have package named "validator"69	if validatorPackage, ok := imports["validator"]; !ok {70		t.Errorf("Expected imports to have key \"fmt\"")71	} else {72		expectedValidatorPackage := "github.com/golang/mock/mockgen/internal/tests/custom_package_name/validator"73		if validatorPackage.Path() != expectedValidatorPackage {74			t.Errorf("Expected validator key to have value %s but got %s", expectedValidatorPackage, validatorPackage.Path())75		}76	}77	// check that imports have package named "client"78	if clientPackage, ok := imports["client"]; !ok {79		t.Errorf("Expected imports to have key \"client\"")80	} else {81		expectedClientPackage := "github.com/golang/mock/mockgen/internal/tests/custom_package_name/client/v1"82		if clientPackage.Path() != expectedClientPackage {83			t.Errorf("Expected client key to have value %s but got %s", expectedClientPackage, clientPackage.Path())84		}85	}86	// check that imports don't have package named "v1"87	if _, ok := imports["v1"]; ok {88		t.Errorf("Expected import not to have key \"v1\"")89	}90}91func Benchmark_parseFile(b *testing.B) {92	source := "internal/tests/performance/big_interface/big_interface.go"93	for n := 0; n < b.N; n++ {94		sourceMode(source)95	}96}97func TestParseArrayWithConstLength(t *testing.T) {98	fs := token.NewFileSet()99	srcDir := "internal/tests/const_array_length/input.go"100	file, err := parser.ParseFile(fs, srcDir, nil, 0)101	if err != nil {102		t.Fatalf("Unexpected error: %v", err)103	}104	p := fileParser{105		fileSet:            fs,106		imports:            make(map[string]importedPackage),107		importedInterfaces: newInterfaceCache(),108		auxInterfaces:      newInterfaceCache(),109		srcDir:             srcDir,110	}111	pkg, err := p.parseFile("", file)112	if err != nil {113		t.Fatalf("Unexpected error: %v", err)114	}115	expects := []string{"[2]int", "[2]int", "[127]int", "[3]int", "[3]int", "[7]int"}116	for i, e := range expects {117		got := pkg.Interfaces[0].Methods[i].Out[0].Type.String(nil, "")118		if got != e {119			t.Fatalf("got %v; expected %v", got, e)120		}121	}122}...

newInterfaceCache

Using AI Code Generation

1import (2func main() {3    cache = newInterfaceCache()4    cache.set("foo", "bar")5    fmt.Println(cache.get("foo"))6}7import "fmt"8type myInterface interface {9    foo()10}11type myStruct struct {12}13func (m myStruct) foo() {14    fmt.Println("Hello", m.name)15}16func main() {17    m = myStruct{"John Doe"}18    m.foo()19}20import "fmt"21type myInterface interface {22    foo()23}24type myStruct struct {25}26func (m myStruct) foo() {27    fmt.Println("Hello", m.name)28}29func main() {30    m = myStruct{"John Doe"}31    m.foo()32}33import "fmt"34type myInterface interface {35    foo()36}37type myStruct struct {38}39func (m myStruct) foo() {40    fmt.Println("Hello", m.name)41}42func main() {43    m = myStruct{"John Doe"}44    m.foo()45}

newInterfaceCache

Using AI Code Generation

1func main() {2    var cache *InterfaceCache = NewInterfaceCache()3}4func main() {5    var cache *InterfaceCache = NewInterfaceCache()6}7func main() {8    var cache *InterfaceCache = NewInterfaceCache()9}10func main() {11    var cache *InterfaceCache = NewInterfaceCache()12}13func main() {14    var cache *InterfaceCache = NewInterfaceCache()15}16func main() {17    var cache *InterfaceCache = NewInterfaceCache()18}19func main() {20    var cache *InterfaceCache = NewInterfaceCache()21}22func main() {23    var cache *InterfaceCache = NewInterfaceCache()24}25func main() {26    var cache *InterfaceCache = NewInterfaceCache()27}28func main() {29    var cache *InterfaceCache = NewInterfaceCache()30}31func main() {32    var cache *InterfaceCache = NewInterfaceCache()33}34func main() {35    var cache *InterfaceCache = NewInterfaceCache()36}

newInterfaceCache

Using AI Code Generation

1func main() {2    var cache = newInterfaceCache()3    cache.set("name", "John")4    var name = cache.get("name")5    fmt.Println(name)6}7func main() {8    var cache = newInterfaceCache()9    cache.set("name", "John")10    var name = cache.get("name")11    fmt.Println(name)12}13func main() {14    var cache = newInterfaceCache()15    cache.set("name", "John")16    var name = cache.get("name")17    fmt.Println(name)18}

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