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Bump to gotest.tools v2.2.0 

I would like to use the regex matcher

Signed-off-by: Ian Campbell <ijc@docker.com>
This commit is contained in:
Ian Campbell 2018-11-14 11:28:16 +00:00
parent 3a6f8b6774
commit 986196e3e3
17 changed files with 338 additions and 331 deletions
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2
vendor.conf
View File

@ -91,7 +91,7 @@ google.golang.org/genproto 02b4e95473316948020af0b7a4f0f22c73929b0e
google.golang.org/grpc v1.12.0
gopkg.in/inf.v0 d2d2541c53f18d2a059457998ce2876cc8e67cbf # v0.9.1
gopkg.in/yaml.v2 5420a8b6744d3b0345ab293f6fcba19c978f1183 # v2.2.1
gotest.tools v2.1.0
gotest.tools v2.2.0
k8s.io/api kubernetes-1.11.2
k8s.io/apimachinery kubernetes-1.11.2
k8s.io/client-go kubernetes-1.11.2

209
vendor/gotest.tools/LICENSE vendored
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@ -1,202 +1,13 @@
Copyright 2018 gotest.tools authors
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
http://www.apache.org/licenses/LICENSE-2.0
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2
vendor/gotest.tools/README.md vendored
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@ -3,7 +3,7 @@
A collection of packages to augment `testing` and support common patterns.
[![GoDoc](https://godoc.org/gotest.tools?status.svg)](https://godoc.org/gotest.tools)
[![CircleCI](https://circleci.com/gh/gotestyourself/gotestyourself/tree/master.svg?style=shield)](https://circleci.com/gh/gotestyourself/gotestyourself/tree/master)
[![CircleCI](https://circleci.com/gh/gotestyourself/gotest.tools/tree/master.svg?style=shield)](https://circleci.com/gh/gotestyourself/gotest.tools/tree/master)
[![Go Reportcard](https://goreportcard.com/badge/gotest.tools)](https://goreportcard.com/report/gotest.tools)

48
vendor/gotest.tools/assert/cmp/compare.go vendored
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@ -4,6 +4,7 @@ package cmp // import "gotest.tools/assert/cmp"
import (
"fmt"
"reflect"
"regexp"
"strings"
"github.com/google/go-cmp/cmp"
@ -58,6 +59,39 @@ func toResult(success bool, msg string) Result {
return ResultFailure(msg)
}
// RegexOrPattern may be either a *regexp.Regexp or a string that is a valid
// regexp pattern.
type RegexOrPattern interface{}
// Regexp succeeds if value v matches regular expression re.
//
// Example:
// assert.Assert(t, cmp.Regexp("^[0-9a-f]{32}$", str))
// r := regexp.MustCompile("^[0-9a-f]{32}$")
// assert.Assert(t, cmp.Regexp(r, str))
func Regexp(re RegexOrPattern, v string) Comparison {
match := func(re *regexp.Regexp) Result {
return toResult(
re.MatchString(v),
fmt.Sprintf("value %q does not match regexp %q", v, re.String()))
}
return func() Result {
switch regex := re.(type) {
case *regexp.Regexp:
return match(regex)
case string:
re, err := regexp.Compile(regex)
if err != nil {
return ResultFailure(err.Error())
}
return match(re)
default:
return ResultFailure(fmt.Sprintf("invalid type %T for regex pattern", regex))
}
}
}
// Equal succeeds if x == y. See assert.Equal for full documentation.
func Equal(x, y interface{}) Comparison {
return func() Result {
@ -186,7 +220,7 @@ func Error(err error, message string) Comparison {
return ResultFailure("expected an error, got nil")
case err.Error() != message:
return ResultFailure(fmt.Sprintf(
"expected error %q, got %+v", message, err))
"expected error %q, got %s", message, formatErrorMessage(err)))
}
return ResultSuccess
}
@ -201,12 +235,22 @@ func ErrorContains(err error, substring string) Comparison {
return ResultFailure("expected an error, got nil")
case !strings.Contains(err.Error(), substring):
return ResultFailure(fmt.Sprintf(
"expected error to contain %q, got %+v", substring, err))
"expected error to contain %q, got %s", substring, formatErrorMessage(err)))
}
return ResultSuccess
}
}
func formatErrorMessage(err error) string {
if _, ok := err.(interface {
Cause() error
}); ok {
return fmt.Sprintf("%q\n%+v", err, err)
}
// This error was not wrapped with github.com/pkg/errors
return fmt.Sprintf("%q", err)
}
// Nil succeeds if obj is a nil interface, pointer, or function.
//
// Use NilError() for comparing errors. Use Len(obj, 0) for comparing slices,

1
vendor/gotest.tools/assert/result.go vendored
View File

@ -70,7 +70,6 @@ func filterPrintableExpr(args []ast.Expr) []ast.Expr {
result[i] = starExpr.X
continue
}
result[i] = nil
}
return result
}

3
vendor/gotest.tools/env/env.go vendored
View File

@ -79,6 +79,9 @@ func ToMap(env []string) map[string]string {
}
func getParts(raw string) (string, string) {
if raw == "" {
return "", ""
}
// Environment variables on windows can begin with =
// http://blogs.msdn.com/b/oldnewthing/archive/2010/05/06/10008132.aspx
parts := strings.SplitN(raw[1:], "=", 2)

14
vendor/gotest.tools/fs/file.go vendored
View File

@ -7,6 +7,8 @@ import (
"io/ioutil"
"os"
"path/filepath"
"runtime"
"strings"
"gotest.tools/assert"
"gotest.tools/x/subtest"
@ -40,7 +42,7 @@ func NewFile(t assert.TestingT, prefix string, ops ...PathOp) *File {
if ht, ok := t.(helperT); ok {
ht.Helper()
}
tempfile, err := ioutil.TempFile("", prefix+"-")
tempfile, err := ioutil.TempFile("", cleanPrefix(prefix)+"-")
assert.NilError(t, err)
file := &File{path: tempfile.Name()}
assert.NilError(t, tempfile.Close())
@ -54,6 +56,14 @@ func NewFile(t assert.TestingT, prefix string, ops ...PathOp) *File {
return file
}
func cleanPrefix(prefix string) string {
// windows requires both / and \ are replaced
if runtime.GOOS == "windows" {
prefix = strings.Replace(prefix, string(os.PathSeparator), "-", -1)
}
return strings.Replace(prefix, "/", "-", -1)
}
// Path returns the full path to the file
func (f *File) Path() string {
return f.path
@ -76,7 +86,7 @@ func NewDir(t assert.TestingT, prefix string, ops ...PathOp) *Dir {
if ht, ok := t.(helperT); ok {
ht.Helper()
}
path, err := ioutil.TempDir("", prefix+"-")
path, err := ioutil.TempDir("", cleanPrefix(prefix)+"-")
assert.NilError(t, err)
dir := &Dir{path: path}

9
vendor/gotest.tools/fs/manifest.go vendored
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@ -24,7 +24,8 @@ type resource struct {
type file struct {
resource
content io.ReadCloser
content io.ReadCloser
ignoreCariageReturn bool
}
func (f *file) Type() string {
@ -113,6 +114,9 @@ func getTypedResource(path string, info os.FileInfo) (dirEntry, error) {
func newSymlink(path string, info os.FileInfo) (*symlink, error) {
target, err := os.Readlink(path)
if err != nil {
return nil, err
}
return &symlink{
resource: newResourceFromInfo(info),
target: target,
@ -122,6 +126,9 @@ func newSymlink(path string, info os.FileInfo) (*symlink, error) {
func newFile(path string, info os.FileInfo) (*file, error) {
// TODO: defer file opening to reduce number of open FDs?
readCloser, err := os.Open(path)
if err != nil {
return nil, err
}
return &file{
resource: newResourceFromInfo(info),
content: readCloser,

28
vendor/gotest.tools/fs/ops.go vendored
View File

@ -172,23 +172,35 @@ func copyDirectory(source, dest string) error {
for _, entry := range entries {
sourcePath := filepath.Join(source, entry.Name())
destPath := filepath.Join(dest, entry.Name())
if entry.IsDir() {
switch {
case entry.IsDir():
if err := os.Mkdir(destPath, 0755); err != nil {
return err
}
if err := copyDirectory(sourcePath, destPath); err != nil {
return err
}
continue
}
// TODO: handle symlinks
if err := copyFile(sourcePath, destPath); err != nil {
return err
case entry.Mode()&os.ModeSymlink != 0:
if err := copySymLink(sourcePath, destPath); err != nil {
return err
}
default:
if err := copyFile(sourcePath, destPath); err != nil {
return err
}
}
}
return nil
}
func copySymLink(source, dest string) error {
link, err := os.Readlink(source)
if err != nil {
return err
}
return os.Symlink(link, dest)
}
func copyFile(source, dest string) error {
content, err := ioutil.ReadFile(source)
if err != nil {
@ -219,7 +231,7 @@ func WithSymlink(path, target string) PathOp {
func WithHardlink(path, target string) PathOp {
return func(root Path) error {
if _, ok := root.(manifestDirectory); ok {
return errors.New("WithHardlink yet implemented for manifests")
return errors.New("WithHardlink not implemented for manifests")
}
return os.Link(filepath.Join(root.Path(), target), filepath.Join(root.Path(), path))
}
@ -230,7 +242,7 @@ func WithHardlink(path, target string) PathOp {
func WithTimestamps(atime, mtime time.Time) PathOp {
return func(root Path) error {
if _, ok := root.(manifestDirectory); ok {
return errors.New("WithTimestamp yet implemented for manifests")
return errors.New("WithTimestamp not implemented for manifests")
}
return os.Chtimes(root.Path(), atime, mtime)
}

9
vendor/gotest.tools/fs/path.go vendored
View File

@ -127,6 +127,15 @@ func MatchAnyFileContent(path Path) error {
return nil
}
// MatchContentIgnoreCarriageReturn is a PathOp that ignores cariage return
// discrepancies.
func MatchContentIgnoreCarriageReturn(path Path) error {
if m, ok := path.(*filePath); ok {
m.file.ignoreCariageReturn = true
}
return nil
}
const anyFile = "*"
// MatchExtraFiles is a PathOp that updates a Manifest to allow a directory

18
vendor/gotest.tools/fs/report.go vendored
View File

@ -6,6 +6,7 @@ import (
"io/ioutil"
"os"
"path/filepath"
"runtime"
"sort"
"strings"
@ -67,6 +68,11 @@ func eqResource(x, y resource) []problem {
return p
}
func removeCarriageReturn(in []byte) []byte {
return bytes.Replace(in, []byte("\r\n"), []byte("\n"), -1)
}
// nolint: gocyclo
func eqFile(x, y *file) []problem {
p := eqResource(x.resource, y.resource)
@ -95,6 +101,10 @@ func eqFile(x, y *file) []problem {
if xErr != nil || yErr != nil {
return p
}
if x.ignoreCariageReturn || y.ignoreCariageReturn {
xContent = removeCarriageReturn(xContent)
yContent = removeCarriageReturn(yContent)
}
if !bytes.Equal(xContent, yContent) {
p = append(p, diffContent(xContent, yContent))
@ -126,7 +136,13 @@ func indent(s, prefix string) string {
func eqSymlink(x, y *symlink) []problem {
p := eqResource(x.resource, y.resource)
if x.target != y.target {
xTarget := x.target
yTarget := y.target
if runtime.GOOS == "windows" {
xTarget = strings.ToLower(xTarget)
yTarget = strings.ToLower(yTarget)
}
if xTarget != yTarget {
p = append(p, notEqual("target", x.target, y.target))
}
return p

2
vendor/gotest.tools/golden/golden.go vendored
View File

@ -98,7 +98,7 @@ func String(actual string, filename string) cmp.Comparison {
// AssertBytes compares the actual result to the expected result in the golden
// file. If the `-test.update-golden` flag is set then the actual content is
// written to the golden file.
// Returns whether the assertion was successful (true) or not (false)
// Returns whether the assertion was successful (true) or not (false).
// This is equivalent to assert.Check(t, Bytes(actual, filename))
func AssertBytes(
t assert.TestingT,

9
vendor/gotest.tools/icmd/command.go vendored
View File

@ -132,18 +132,21 @@ func (r *Result) String() string {
if r.Timeout {
timeout = " (timeout)"
}
var errString string
if r.Error != nil {
errString = "\nError: " + r.Error.Error()
}
return fmt.Sprintf(`
Command: %s
ExitCode: %d%s
Error: %v
ExitCode: %d%s%s
Stdout: %v
Stderr: %v
`,
strings.Join(r.Cmd.Args, " "),
r.ExitCode,
timeout,
r.Error,
errString,
r.Stdout(),
r.Stderr())
}

34
vendor/gotest.tools/icmd/ops.go vendored
View File

@ -1,4 +1,38 @@
package icmd
import (
"io"
"time"
)
// CmdOp is an operation which modified a Cmd structure used to execute commands
type CmdOp func(*Cmd)
// WithTimeout sets the timeout duration of the command
func WithTimeout(timeout time.Duration) CmdOp {
return func(c *Cmd) {
c.Timeout = timeout
}
}
// WithEnv sets the environment variable of the command.
// Each arguments are in the form of KEY=VALUE
func WithEnv(env ...string) CmdOp {
return func(c *Cmd) {
c.Env = env
}
}
// Dir sets the working directory of the command
func Dir(path string) CmdOp {
return func(c *Cmd) {
c.Dir = path
}
}
// WithStdin sets the standard input of the command to the specified reader
func WithStdin(r io.Reader) CmdOp {
return func(c *Cmd) {
c.Stdin = r
}
}

25
vendor/gotest.tools/internal/difflib/difflib.go vendored
View File

@ -1,4 +1,4 @@
/* Package difflib is a partial port of Python difflib module.
/*Package difflib is a partial port of Python difflib module.
Original source: https://github.com/pmezard/go-difflib
@ -20,12 +20,14 @@ func max(a, b int) int {
return b
}
// Match stores line numbers of size of match
type Match struct {
A int
B int
Size int
}
// OpCode identifies the type of diff
type OpCode struct {
Tag byte
I1 int
@ -73,19 +75,20 @@ type SequenceMatcher struct {
opCodes []OpCode
}
// NewMatcher returns a new SequenceMatcher
func NewMatcher(a, b []string) *SequenceMatcher {
m := SequenceMatcher{autoJunk: true}
m.SetSeqs(a, b)
return &m
}
// Set two sequences to be compared.
// SetSeqs sets two sequences to be compared.
func (m *SequenceMatcher) SetSeqs(a, b []string) {
m.SetSeq1(a)
m.SetSeq2(b)
}
// Set the first sequence to be compared. The second sequence to be compared is
// SetSeq1 sets the first sequence to be compared. The second sequence to be compared is
// not changed.
//
// SequenceMatcher computes and caches detailed information about the second
@ -103,7 +106,7 @@ func (m *SequenceMatcher) SetSeq1(a []string) {
m.opCodes = nil
}
// Set the second sequence to be compared. The first sequence to be compared is
// SetSeq2 sets the second sequence to be compared. The first sequence to be compared is
// not changed.
func (m *SequenceMatcher) SetSeq2(b []string) {
if &b == &m.b {
@ -129,12 +132,12 @@ func (m *SequenceMatcher) chainB() {
m.bJunk = map[string]struct{}{}
if m.IsJunk != nil {
junk := m.bJunk
for s, _ := range b2j {
for s := range b2j {
if m.IsJunk(s) {
junk[s] = struct{}{}
}
}
for s, _ := range junk {
for s := range junk {
delete(b2j, s)
}
}
@ -149,7 +152,7 @@ func (m *SequenceMatcher) chainB() {
popular[s] = struct{}{}
}
}
for s, _ := range popular {
for s := range popular {
delete(b2j, s)
}
}
@ -259,7 +262,7 @@ func (m *SequenceMatcher) findLongestMatch(alo, ahi, blo, bhi int) Match {
return Match{A: besti, B: bestj, Size: bestsize}
}
// Return list of triples describing matching subsequences.
// GetMatchingBlocks returns a list of triples describing matching subsequences.
//
// Each triple is of the form (i, j, n), and means that
// a[i:i+n] == b[j:j+n]. The triples are monotonically increasing in
@ -323,7 +326,7 @@ func (m *SequenceMatcher) GetMatchingBlocks() []Match {
return m.matchingBlocks
}
// Return list of 5-tuples describing how to turn a into b.
// GetOpCodes returns a list of 5-tuples describing how to turn a into b.
//
// Each tuple is of the form (tag, i1, i2, j1, j2). The first tuple
// has i1 == j1 == 0, and remaining tuples have i1 == the i2 from the
@ -374,7 +377,7 @@ func (m *SequenceMatcher) GetOpCodes() []OpCode {
return m.opCodes
}
// Isolate change clusters by eliminating ranges with no changes.
// GetGroupedOpCodes isolates change clusters by eliminating ranges with no changes.
//
// Return a generator of groups with up to n lines of context.
// Each group is in the same format as returned by GetOpCodes().
@ -384,7 +387,7 @@ func (m *SequenceMatcher) GetGroupedOpCodes(n int) [][]OpCode {
}
codes := m.GetOpCodes()
if len(codes) == 0 {
codes = []OpCode{OpCode{'e', 0, 1, 0, 1}}
codes = []OpCode{{'e', 0, 1, 0, 1}}
}
// Fixup leading and trailing groups if they show no changes.
if codes[0].Tag == 'e' {

53
vendor/gotest.tools/internal/source/defers.go vendored Normal file
View File

@ -0,0 +1,53 @@
package source
import (
"go/ast"
"go/token"
"github.com/pkg/errors"
)
func scanToDeferLine(fileset *token.FileSet, node ast.Node, lineNum int) ast.Node {
var matchedNode ast.Node
ast.Inspect(node, func(node ast.Node) bool {
switch {
case node == nil || matchedNode != nil:
return false
case fileset.Position(node.End()).Line == lineNum:
if funcLit, ok := node.(*ast.FuncLit); ok {
matchedNode = funcLit
return false
}
}
return true
})
debug("defer line node: %s", debugFormatNode{matchedNode})
return matchedNode
}
func guessDefer(node ast.Node) (ast.Node, error) {
defers := collectDefers(node)
switch len(defers) {
case 0:
return nil, errors.New("failed to expression in defer")
case 1:
return defers[0].Call, nil
default:
return nil, errors.Errorf(
"ambiguous call expression: multiple (%d) defers in call block",
len(defers))
}
}
func collectDefers(node ast.Node) []*ast.DeferStmt {
var defers []*ast.DeferStmt
ast.Inspect(node, func(node ast.Node) bool {
if d, ok := node.(*ast.DeferStmt); ok {
defers = append(defers, d)
debug("defer: %s", debugFormatNode{d})
return false
}
return true
})
return defers
}

203
vendor/gotest.tools/internal/source/source.go vendored
View File

@ -24,106 +24,12 @@ func FormattedCallExprArg(stackIndex int, argPos int) (string, error) {
if err != nil {
return "", err
}
if argPos >= len(args) {
return "", errors.New("failed to find expression")
}
return FormatNode(args[argPos])
}
func getNodeAtLine(filename string, lineNum int) (ast.Node, error) {
fileset := token.NewFileSet()
astFile, err := parser.ParseFile(fileset, filename, nil, parser.AllErrors)
if err != nil {
return nil, errors.Wrapf(err, "failed to parse source file: %s", filename)
}
node := scanToLine(fileset, astFile, lineNum)
if node == nil {
return nil, errors.Errorf(
"failed to find an expression on line %d in %s", lineNum, filename)
}
return node, nil
}
func scanToLine(fileset *token.FileSet, node ast.Node, lineNum int) ast.Node {
v := &scanToLineVisitor{lineNum: lineNum, fileset: fileset}
ast.Walk(v, node)
return v.matchedNode
}
type scanToLineVisitor struct {
lineNum int
matchedNode ast.Node
fileset *token.FileSet
}
func (v *scanToLineVisitor) Visit(node ast.Node) ast.Visitor {
if node == nil || v.matchedNode != nil {
return nil
}
if v.nodePosition(node).Line == v.lineNum {
v.matchedNode = node
return nil
}
return v
}
// In golang 1.9 the line number changed from being the line where the statement
// ended to the line where the statement began.
func (v *scanToLineVisitor) nodePosition(node ast.Node) token.Position {
if goVersionBefore19 {
return v.fileset.Position(node.End())
}
return v.fileset.Position(node.Pos())
}
var goVersionBefore19 = isGOVersionBefore19()
func isGOVersionBefore19() bool {
version := runtime.Version()
// not a release version
if !strings.HasPrefix(version, "go") {
return false
}
version = strings.TrimPrefix(version, "go")
parts := strings.Split(version, ".")
if len(parts) < 2 {
return false
}
minor, err := strconv.ParseInt(parts[1], 10, 32)
return err == nil && parts[0] == "1" && minor < 9
}
func getCallExprArgs(node ast.Node) ([]ast.Expr, error) {
visitor := &callExprVisitor{}
ast.Walk(visitor, node)
if visitor.expr == nil {
return nil, errors.New("failed to find call expression")
}
return visitor.expr.Args, nil
}
type callExprVisitor struct {
expr *ast.CallExpr
}
func (v *callExprVisitor) Visit(node ast.Node) ast.Visitor {
if v.expr != nil || node == nil {
return nil
}
debug("visit (%T): %s", node, debugFormatNode{node})
if callExpr, ok := node.(*ast.CallExpr); ok {
v.expr = callExpr
return nil
}
return v
}
// FormatNode using go/format.Node and return the result as a string
func FormatNode(node ast.Node) (string, error) {
buf := new(bytes.Buffer)
err := format.Node(buf, token.NewFileSet(), node)
return buf.String(), err
}
// CallExprArgs returns the ast.Expr slice for the args of an ast.CallExpr at
// the index in the call stack.
func CallExprArgs(stackIndex int) ([]ast.Expr, error) {
@ -137,12 +43,109 @@ func CallExprArgs(stackIndex int) ([]ast.Expr, error) {
if err != nil {
return nil, err
}
debug("found node (%T): %s", node, debugFormatNode{node})
debug("found node: %s", debugFormatNode{node})
return getCallExprArgs(node)
}
var debugEnabled = os.Getenv("GOTESTYOURSELF_DEBUG") != ""
func getNodeAtLine(filename string, lineNum int) (ast.Node, error) {
fileset := token.NewFileSet()
astFile, err := parser.ParseFile(fileset, filename, nil, parser.AllErrors)
if err != nil {
return nil, errors.Wrapf(err, "failed to parse source file: %s", filename)
}
if node := scanToLine(fileset, astFile, lineNum); node != nil {
return node, nil
}
if node := scanToDeferLine(fileset, astFile, lineNum); node != nil {
node, err := guessDefer(node)
if err != nil || node != nil {
return node, err
}
}
return nil, errors.Errorf(
"failed to find an expression on line %d in %s", lineNum, filename)
}
func scanToLine(fileset *token.FileSet, node ast.Node, lineNum int) ast.Node {
var matchedNode ast.Node
ast.Inspect(node, func(node ast.Node) bool {
switch {
case node == nil || matchedNode != nil:
return false
case nodePosition(fileset, node).Line == lineNum:
matchedNode = node
return false
}
return true
})
return matchedNode
}
// In golang 1.9 the line number changed from being the line where the statement
// ended to the line where the statement began.
func nodePosition(fileset *token.FileSet, node ast.Node) token.Position {
if goVersionBefore19 {
return fileset.Position(node.End())
}
return fileset.Position(node.Pos())
}
var goVersionBefore19 = func() bool {
version := runtime.Version()
// not a release version
if !strings.HasPrefix(version, "go") {
return false
}
version = strings.TrimPrefix(version, "go")
parts := strings.Split(version, ".")
if len(parts) < 2 {
return false
}
minor, err := strconv.ParseInt(parts[1], 10, 32)
return err == nil && parts[0] == "1" && minor < 9
}()
func getCallExprArgs(node ast.Node) ([]ast.Expr, error) {
visitor := &callExprVisitor{}
ast.Walk(visitor, node)
if visitor.expr == nil {
return nil, errors.New("failed to find call expression")
}
debug("callExpr: %s", debugFormatNode{visitor.expr})
return visitor.expr.Args, nil
}
type callExprVisitor struct {
expr *ast.CallExpr
}
func (v *callExprVisitor) Visit(node ast.Node) ast.Visitor {
if v.expr != nil || node == nil {
return nil
}
debug("visit: %s", debugFormatNode{node})
switch typed := node.(type) {
case *ast.CallExpr:
v.expr = typed
return nil
case *ast.DeferStmt:
ast.Walk(v, typed.Call.Fun)
return nil
}
return v
}
// FormatNode using go/format.Node and return the result as a string
func FormatNode(node ast.Node) (string, error) {
buf := new(bytes.Buffer)
err := format.Node(buf, token.NewFileSet(), node)
return buf.String(), err
}
var debugEnabled = os.Getenv("GOTESTTOOLS_DEBUG") != ""
func debug(format string, args ...interface{}) {
if debugEnabled {
@ -159,5 +162,5 @@ func (n debugFormatNode) String() string {
if err != nil {
return fmt.Sprintf("failed to format %s: %s", n.Node, err)
}
return out
return fmt.Sprintf("(%T) %s", n.Node, out)
}