diff --git a/event-exporter/go.mod b/event-exporter/go.mod index b81e363e6..b7d2f38c2 100644 --- a/event-exporter/go.mod +++ b/event-exporter/go.mod @@ -5,7 +5,7 @@ go 1.19 require ( cloud.google.com/go/compute v1.5.0 github.com/golang/glog v1.0.0 - github.com/google/go-cmp v0.5.7 + github.com/google/go-cmp v0.6.0 github.com/prometheus/client_golang v1.12.1 golang.org/x/net v0.17.0 google.golang.org/api v0.70.0 diff --git a/event-exporter/go.sum b/event-exporter/go.sum index 18107a84d..23f0a2297 100644 --- a/event-exporter/go.sum +++ b/event-exporter/go.sum @@ -187,8 +187,9 @@ github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/ github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= -github.com/google/go-cmp v0.5.7 h1:81/ik6ipDQS2aGcBfIN5dHDB36BwrStyeAQquSYCV4o= github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE= +github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= +github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/google/gofuzz v1.1.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0= diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/compare.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/compare.go index 2a5446762..0f5b8a48c 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/compare.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/compare.go @@ -5,7 +5,7 @@ // Package cmp determines equality of values. // // This package is intended to be a more powerful and safer alternative to -// reflect.DeepEqual for comparing whether two values are semantically equal. +// [reflect.DeepEqual] for comparing whether two values are semantically equal. // It is intended to only be used in tests, as performance is not a goal and // it may panic if it cannot compare the values. Its propensity towards // panicking means that its unsuitable for production environments where a @@ -13,21 +13,22 @@ // // The primary features of cmp are: // -// • When the default behavior of equality does not suit the needs of the test, -// custom equality functions can override the equality operation. -// For example, an equality function may report floats as equal so long as they -// are within some tolerance of each other. +// - When the default behavior of equality does not suit the test's needs, +// custom equality functions can override the equality operation. +// For example, an equality function may report floats as equal so long as +// they are within some tolerance of each other. // -// • Types that have an Equal method may use that method to determine equality. -// This allows package authors to determine the equality operation for the types -// that they define. +// - Types with an Equal method (e.g., [time.Time.Equal]) may use that method +// to determine equality. This allows package authors to determine +// the equality operation for the types that they define. // -// • If no custom equality functions are used and no Equal method is defined, -// equality is determined by recursively comparing the primitive kinds on both -// values, much like reflect.DeepEqual. Unlike reflect.DeepEqual, unexported -// fields are not compared by default; they result in panics unless suppressed -// by using an Ignore option (see cmpopts.IgnoreUnexported) or explicitly -// compared using the Exporter option. +// - If no custom equality functions are used and no Equal method is defined, +// equality is determined by recursively comparing the primitive kinds on +// both values, much like [reflect.DeepEqual]. Unlike [reflect.DeepEqual], +// unexported fields are not compared by default; they result in panics +// unless suppressed by using an [Ignore] option +// (see [github.com/google/go-cmp/cmp/cmpopts.IgnoreUnexported]) +// or explicitly compared using the [Exporter] option. package cmp import ( @@ -40,45 +41,48 @@ import ( "github.com/google/go-cmp/cmp/internal/value" ) +// TODO(≥go1.18): Use any instead of interface{}. + // Equal reports whether x and y are equal by recursively applying the // following rules in the given order to x and y and all of their sub-values: // -// • Let S be the set of all Ignore, Transformer, and Comparer options that -// remain after applying all path filters, value filters, and type filters. -// If at least one Ignore exists in S, then the comparison is ignored. -// If the number of Transformer and Comparer options in S is greater than one, -// then Equal panics because it is ambiguous which option to use. -// If S contains a single Transformer, then use that to transform the current -// values and recursively call Equal on the output values. -// If S contains a single Comparer, then use that to compare the current values. -// Otherwise, evaluation proceeds to the next rule. +// - Let S be the set of all [Ignore], [Transformer], and [Comparer] options that +// remain after applying all path filters, value filters, and type filters. +// If at least one [Ignore] exists in S, then the comparison is ignored. +// If the number of [Transformer] and [Comparer] options in S is non-zero, +// then Equal panics because it is ambiguous which option to use. +// If S contains a single [Transformer], then use that to transform +// the current values and recursively call Equal on the output values. +// If S contains a single [Comparer], then use that to compare the current values. +// Otherwise, evaluation proceeds to the next rule. // -// • If the values have an Equal method of the form "(T) Equal(T) bool" or -// "(T) Equal(I) bool" where T is assignable to I, then use the result of -// x.Equal(y) even if x or y is nil. Otherwise, no such method exists and -// evaluation proceeds to the next rule. +// - If the values have an Equal method of the form "(T) Equal(T) bool" or +// "(T) Equal(I) bool" where T is assignable to I, then use the result of +// x.Equal(y) even if x or y is nil. Otherwise, no such method exists and +// evaluation proceeds to the next rule. // -// • Lastly, try to compare x and y based on their basic kinds. -// Simple kinds like booleans, integers, floats, complex numbers, strings, and -// channels are compared using the equivalent of the == operator in Go. -// Functions are only equal if they are both nil, otherwise they are unequal. +// - Lastly, try to compare x and y based on their basic kinds. +// Simple kinds like booleans, integers, floats, complex numbers, strings, +// and channels are compared using the equivalent of the == operator in Go. +// Functions are only equal if they are both nil, otherwise they are unequal. // // Structs are equal if recursively calling Equal on all fields report equal. -// If a struct contains unexported fields, Equal panics unless an Ignore option -// (e.g., cmpopts.IgnoreUnexported) ignores that field or the Exporter option -// explicitly permits comparing the unexported field. +// If a struct contains unexported fields, Equal panics unless an [Ignore] option +// (e.g., [github.com/google/go-cmp/cmp/cmpopts.IgnoreUnexported]) ignores that field +// or the [Exporter] option explicitly permits comparing the unexported field. // // Slices are equal if they are both nil or both non-nil, where recursively // calling Equal on all non-ignored slice or array elements report equal. // Empty non-nil slices and nil slices are not equal; to equate empty slices, -// consider using cmpopts.EquateEmpty. +// consider using [github.com/google/go-cmp/cmp/cmpopts.EquateEmpty]. // // Maps are equal if they are both nil or both non-nil, where recursively // calling Equal on all non-ignored map entries report equal. // Map keys are equal according to the == operator. -// To use custom comparisons for map keys, consider using cmpopts.SortMaps. +// To use custom comparisons for map keys, consider using +// [github.com/google/go-cmp/cmp/cmpopts.SortMaps]. // Empty non-nil maps and nil maps are not equal; to equate empty maps, -// consider using cmpopts.EquateEmpty. +// consider using [github.com/google/go-cmp/cmp/cmpopts.EquateEmpty]. // // Pointers and interfaces are equal if they are both nil or both non-nil, // where they have the same underlying concrete type and recursively @@ -142,7 +146,7 @@ func rootStep(x, y interface{}) PathStep { // so that they have the same parent type. var t reflect.Type if !vx.IsValid() || !vy.IsValid() || vx.Type() != vy.Type() { - t = reflect.TypeOf((*interface{})(nil)).Elem() + t = anyType if vx.IsValid() { vvx := reflect.New(t).Elem() vvx.Set(vx) @@ -637,7 +641,9 @@ type dynChecker struct{ curr, next int } // Next increments the state and reports whether a check should be performed. // // Checks occur every Nth function call, where N is a triangular number: +// // 0 1 3 6 10 15 21 28 36 45 55 66 78 91 105 120 136 153 171 190 ... +// // See https://en.wikipedia.org/wiki/Triangular_number // // This sequence ensures that the cost of checks drops significantly as diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/export_unsafe.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/export.go similarity index 94% rename from event-exporter/vendor/github.com/google/go-cmp/cmp/export_unsafe.go rename to event-exporter/vendor/github.com/google/go-cmp/cmp/export.go index e2c0f74e8..29f82fe6b 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/export_unsafe.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/export.go @@ -2,9 +2,6 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -//go:build !purego -// +build !purego - package cmp import ( @@ -12,8 +9,6 @@ import ( "unsafe" ) -const supportExporters = true - // retrieveUnexportedField uses unsafe to forcibly retrieve any field from // a struct such that the value has read-write permissions. // diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/export_panic.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/export_panic.go deleted file mode 100644 index ae851fe53..000000000 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/export_panic.go +++ /dev/null @@ -1,16 +0,0 @@ -// Copyright 2017, The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -//go:build purego -// +build purego - -package cmp - -import "reflect" - -const supportExporters = false - -func retrieveUnexportedField(reflect.Value, reflect.StructField, bool) reflect.Value { - panic("no support for forcibly accessing unexported fields") -} diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/diff/diff.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/diff/diff.go index bc196b16c..a248e5436 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/diff/diff.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/diff/diff.go @@ -127,9 +127,9 @@ var randBool = rand.New(rand.NewSource(time.Now().Unix())).Intn(2) == 0 // This function returns an edit-script, which is a sequence of operations // needed to convert one list into the other. The following invariants for // the edit-script are maintained: -// • eq == (es.Dist()==0) -// • nx == es.LenX() -// • ny == es.LenY() +// - eq == (es.Dist()==0) +// - nx == es.LenX() +// - ny == es.LenY() // // This algorithm is not guaranteed to be an optimal solution (i.e., one that // produces an edit-script with a minimal Levenshtein distance). This algorithm @@ -169,12 +169,13 @@ func Difference(nx, ny int, f EqualFunc) (es EditScript) { // A diagonal edge is equivalent to a matching symbol between both X and Y. // Invariants: - // • 0 ≤ fwdPath.X ≤ (fwdFrontier.X, revFrontier.X) ≤ revPath.X ≤ nx - // • 0 ≤ fwdPath.Y ≤ (fwdFrontier.Y, revFrontier.Y) ≤ revPath.Y ≤ ny + // - 0 ≤ fwdPath.X ≤ (fwdFrontier.X, revFrontier.X) ≤ revPath.X ≤ nx + // - 0 ≤ fwdPath.Y ≤ (fwdFrontier.Y, revFrontier.Y) ≤ revPath.Y ≤ ny // // In general: - // • fwdFrontier.X < revFrontier.X - // • fwdFrontier.Y < revFrontier.Y + // - fwdFrontier.X < revFrontier.X + // - fwdFrontier.Y < revFrontier.Y + // // Unless, it is time for the algorithm to terminate. fwdPath := path{+1, point{0, 0}, make(EditScript, 0, (nx+ny)/2)} revPath := path{-1, point{nx, ny}, make(EditScript, 0)} @@ -195,19 +196,21 @@ func Difference(nx, ny int, f EqualFunc) (es EditScript) { // computing sub-optimal edit-scripts between two lists. // // The algorithm is approximately as follows: - // • Searching for differences switches back-and-forth between - // a search that starts at the beginning (the top-left corner), and - // a search that starts at the end (the bottom-right corner). The goal of - // the search is connect with the search from the opposite corner. - // • As we search, we build a path in a greedy manner, where the first - // match seen is added to the path (this is sub-optimal, but provides a - // decent result in practice). When matches are found, we try the next pair - // of symbols in the lists and follow all matches as far as possible. - // • When searching for matches, we search along a diagonal going through - // through the "frontier" point. If no matches are found, we advance the - // frontier towards the opposite corner. - // • This algorithm terminates when either the X coordinates or the - // Y coordinates of the forward and reverse frontier points ever intersect. + // - Searching for differences switches back-and-forth between + // a search that starts at the beginning (the top-left corner), and + // a search that starts at the end (the bottom-right corner). + // The goal of the search is connect with the search + // from the opposite corner. + // - As we search, we build a path in a greedy manner, + // where the first match seen is added to the path (this is sub-optimal, + // but provides a decent result in practice). When matches are found, + // we try the next pair of symbols in the lists and follow all matches + // as far as possible. + // - When searching for matches, we search along a diagonal going through + // through the "frontier" point. If no matches are found, + // we advance the frontier towards the opposite corner. + // - This algorithm terminates when either the X coordinates or the + // Y coordinates of the forward and reverse frontier points ever intersect. // This algorithm is correct even if searching only in the forward direction // or in the reverse direction. We do both because it is commonly observed @@ -389,6 +392,7 @@ type point struct{ X, Y int } func (p *point) add(dx, dy int) { p.X += dx; p.Y += dy } // zigzag maps a consecutive sequence of integers to a zig-zag sequence. +// // [0 1 2 3 4 5 ...] => [0 -1 +1 -2 +2 ...] func zigzag(x int) int { if x&1 != 0 { diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_unsafe.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer.go similarity index 95% rename from event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_unsafe.go rename to event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer.go index 16e6860af..e5dfff69a 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_unsafe.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer.go @@ -2,9 +2,6 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -//go:build !purego -// +build !purego - package value import ( diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_purego.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_purego.go deleted file mode 100644 index 1a71bfcbd..000000000 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/pointer_purego.go +++ /dev/null @@ -1,34 +0,0 @@ -// Copyright 2018, The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -//go:build purego -// +build purego - -package value - -import "reflect" - -// Pointer is an opaque typed pointer and is guaranteed to be comparable. -type Pointer struct { - p uintptr - t reflect.Type -} - -// PointerOf returns a Pointer from v, which must be a -// reflect.Ptr, reflect.Slice, or reflect.Map. -func PointerOf(v reflect.Value) Pointer { - // NOTE: Storing a pointer as an uintptr is technically incorrect as it - // assumes that the GC implementation does not use a moving collector. - return Pointer{v.Pointer(), v.Type()} -} - -// IsNil reports whether the pointer is nil. -func (p Pointer) IsNil() bool { - return p.p == 0 -} - -// Uintptr returns the pointer as a uintptr. -func (p Pointer) Uintptr() uintptr { - return p.p -} diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go deleted file mode 100644 index 9147a2997..000000000 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/internal/value/zero.go +++ /dev/null @@ -1,48 +0,0 @@ -// Copyright 2017, The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package value - -import ( - "math" - "reflect" -) - -// IsZero reports whether v is the zero value. -// This does not rely on Interface and so can be used on unexported fields. -func IsZero(v reflect.Value) bool { - switch v.Kind() { - case reflect.Bool: - return v.Bool() == false - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - return v.Int() == 0 - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - return v.Uint() == 0 - case reflect.Float32, reflect.Float64: - return math.Float64bits(v.Float()) == 0 - case reflect.Complex64, reflect.Complex128: - return math.Float64bits(real(v.Complex())) == 0 && math.Float64bits(imag(v.Complex())) == 0 - case reflect.String: - return v.String() == "" - case reflect.UnsafePointer: - return v.Pointer() == 0 - case reflect.Chan, reflect.Func, reflect.Interface, reflect.Ptr, reflect.Map, reflect.Slice: - return v.IsNil() - case reflect.Array: - for i := 0; i < v.Len(); i++ { - if !IsZero(v.Index(i)) { - return false - } - } - return true - case reflect.Struct: - for i := 0; i < v.NumField(); i++ { - if !IsZero(v.Field(i)) { - return false - } - } - return true - } - return false -} diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/options.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/options.go index e57b9eb53..754496f3b 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/options.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/options.go @@ -13,15 +13,15 @@ import ( "github.com/google/go-cmp/cmp/internal/function" ) -// Option configures for specific behavior of Equal and Diff. In particular, -// the fundamental Option functions (Ignore, Transformer, and Comparer), +// Option configures for specific behavior of [Equal] and [Diff]. In particular, +// the fundamental Option functions ([Ignore], [Transformer], and [Comparer]), // configure how equality is determined. // -// The fundamental options may be composed with filters (FilterPath and -// FilterValues) to control the scope over which they are applied. +// The fundamental options may be composed with filters ([FilterPath] and +// [FilterValues]) to control the scope over which they are applied. // -// The cmp/cmpopts package provides helper functions for creating options that -// may be used with Equal and Diff. +// The [github.com/google/go-cmp/cmp/cmpopts] package provides helper functions +// for creating options that may be used with [Equal] and [Diff]. type Option interface { // filter applies all filters and returns the option that remains. // Each option may only read s.curPath and call s.callTTBFunc. @@ -33,6 +33,7 @@ type Option interface { } // applicableOption represents the following types: +// // Fundamental: ignore | validator | *comparer | *transformer // Grouping: Options type applicableOption interface { @@ -43,6 +44,7 @@ type applicableOption interface { } // coreOption represents the following types: +// // Fundamental: ignore | validator | *comparer | *transformer // Filters: *pathFilter | *valuesFilter type coreOption interface { @@ -54,9 +56,9 @@ type core struct{} func (core) isCore() {} -// Options is a list of Option values that also satisfies the Option interface. +// Options is a list of [Option] values that also satisfies the [Option] interface. // Helper comparison packages may return an Options value when packing multiple -// Option values into a single Option. When this package processes an Options, +// [Option] values into a single [Option]. When this package processes an Options, // it will be implicitly expanded into a flat list. // // Applying a filter on an Options is equivalent to applying that same filter @@ -103,16 +105,16 @@ func (opts Options) String() string { return fmt.Sprintf("Options{%s}", strings.Join(ss, ", ")) } -// FilterPath returns a new Option where opt is only evaluated if filter f -// returns true for the current Path in the value tree. +// FilterPath returns a new [Option] where opt is only evaluated if filter f +// returns true for the current [Path] in the value tree. // // This filter is called even if a slice element or map entry is missing and // provides an opportunity to ignore such cases. The filter function must be // symmetric such that the filter result is identical regardless of whether the // missing value is from x or y. // -// The option passed in may be an Ignore, Transformer, Comparer, Options, or -// a previously filtered Option. +// The option passed in may be an [Ignore], [Transformer], [Comparer], [Options], or +// a previously filtered [Option]. func FilterPath(f func(Path) bool, opt Option) Option { if f == nil { panic("invalid path filter function") @@ -140,7 +142,7 @@ func (f pathFilter) String() string { return fmt.Sprintf("FilterPath(%s, %v)", function.NameOf(reflect.ValueOf(f.fnc)), f.opt) } -// FilterValues returns a new Option where opt is only evaluated if filter f, +// FilterValues returns a new [Option] where opt is only evaluated if filter f, // which is a function of the form "func(T, T) bool", returns true for the // current pair of values being compared. If either value is invalid or // the type of the values is not assignable to T, then this filter implicitly @@ -152,8 +154,8 @@ func (f pathFilter) String() string { // If T is an interface, it is possible that f is called with two values with // different concrete types that both implement T. // -// The option passed in may be an Ignore, Transformer, Comparer, Options, or -// a previously filtered Option. +// The option passed in may be an [Ignore], [Transformer], [Comparer], [Options], or +// a previously filtered [Option]. func FilterValues(f interface{}, opt Option) Option { v := reflect.ValueOf(f) if !function.IsType(v.Type(), function.ValueFilter) || v.IsNil() { @@ -190,9 +192,9 @@ func (f valuesFilter) String() string { return fmt.Sprintf("FilterValues(%s, %v)", function.NameOf(f.fnc), f.opt) } -// Ignore is an Option that causes all comparisons to be ignored. -// This value is intended to be combined with FilterPath or FilterValues. -// It is an error to pass an unfiltered Ignore option to Equal. +// Ignore is an [Option] that causes all comparisons to be ignored. +// This value is intended to be combined with [FilterPath] or [FilterValues]. +// It is an error to pass an unfiltered Ignore option to [Equal]. func Ignore() Option { return ignore{} } type ignore struct{ core } @@ -232,6 +234,8 @@ func (validator) apply(s *state, vx, vy reflect.Value) { name = fmt.Sprintf("%q.%v", t.PkgPath(), t.Name()) // e.g., "path/to/package".MyType if _, ok := reflect.New(t).Interface().(error); ok { help = "consider using cmpopts.EquateErrors to compare error values" + } else if t.Comparable() { + help = "consider using cmpopts.EquateComparable to compare comparable Go types" } } else { // Unnamed type with unexported fields. Derive PkgPath from field. @@ -252,7 +256,7 @@ const identRx = `[_\p{L}][_\p{L}\p{N}]*` var identsRx = regexp.MustCompile(`^` + identRx + `(\.` + identRx + `)*$`) -// Transformer returns an Option that applies a transformation function that +// Transformer returns an [Option] that applies a transformation function that // converts values of a certain type into that of another. // // The transformer f must be a function "func(T) R" that converts values of @@ -263,13 +267,14 @@ var identsRx = regexp.MustCompile(`^` + identRx + `(\.` + identRx + `)*$`) // same transform to the output of itself (e.g., in the case where the // input and output types are the same), an implicit filter is added such that // a transformer is applicable only if that exact transformer is not already -// in the tail of the Path since the last non-Transform step. +// in the tail of the [Path] since the last non-[Transform] step. // For situations where the implicit filter is still insufficient, -// consider using cmpopts.AcyclicTransformer, which adds a filter -// to prevent the transformer from being recursively applied upon itself. +// consider using [github.com/google/go-cmp/cmp/cmpopts.AcyclicTransformer], +// which adds a filter to prevent the transformer from +// being recursively applied upon itself. // -// The name is a user provided label that is used as the Transform.Name in the -// transformation PathStep (and eventually shown in the Diff output). +// The name is a user provided label that is used as the [Transform.Name] in the +// transformation [PathStep] (and eventually shown in the [Diff] output). // The name must be a valid identifier or qualified identifier in Go syntax. // If empty, an arbitrary name is used. func Transformer(name string, f interface{}) Option { @@ -327,7 +332,7 @@ func (tr transformer) String() string { return fmt.Sprintf("Transformer(%s, %s)", tr.name, function.NameOf(tr.fnc)) } -// Comparer returns an Option that determines whether two values are equal +// Comparer returns an [Option] that determines whether two values are equal // to each other. // // The comparer f must be a function "func(T, T) bool" and is implicitly @@ -336,9 +341,9 @@ func (tr transformer) String() string { // both implement T. // // The equality function must be: -// • Symmetric: equal(x, y) == equal(y, x) -// • Deterministic: equal(x, y) == equal(x, y) -// • Pure: equal(x, y) does not modify x or y +// - Symmetric: equal(x, y) == equal(y, x) +// - Deterministic: equal(x, y) == equal(x, y) +// - Pure: equal(x, y) does not modify x or y func Comparer(f interface{}) Option { v := reflect.ValueOf(f) if !function.IsType(v.Type(), function.Equal) || v.IsNil() { @@ -375,35 +380,32 @@ func (cm comparer) String() string { return fmt.Sprintf("Comparer(%s)", function.NameOf(cm.fnc)) } -// Exporter returns an Option that specifies whether Equal is allowed to +// Exporter returns an [Option] that specifies whether [Equal] is allowed to // introspect into the unexported fields of certain struct types. // // Users of this option must understand that comparing on unexported fields // from external packages is not safe since changes in the internal -// implementation of some external package may cause the result of Equal +// implementation of some external package may cause the result of [Equal] // to unexpectedly change. However, it may be valid to use this option on types // defined in an internal package where the semantic meaning of an unexported // field is in the control of the user. // -// In many cases, a custom Comparer should be used instead that defines +// In many cases, a custom [Comparer] should be used instead that defines // equality as a function of the public API of a type rather than the underlying // unexported implementation. // -// For example, the reflect.Type documentation defines equality to be determined +// For example, the [reflect.Type] documentation defines equality to be determined // by the == operator on the interface (essentially performing a shallow pointer -// comparison) and most attempts to compare *regexp.Regexp types are interested +// comparison) and most attempts to compare *[regexp.Regexp] types are interested // in only checking that the regular expression strings are equal. -// Both of these are accomplished using Comparers: +// Both of these are accomplished using [Comparer] options: // // Comparer(func(x, y reflect.Type) bool { return x == y }) // Comparer(func(x, y *regexp.Regexp) bool { return x.String() == y.String() }) // -// In other cases, the cmpopts.IgnoreUnexported option can be used to ignore -// all unexported fields on specified struct types. +// In other cases, the [github.com/google/go-cmp/cmp/cmpopts.IgnoreUnexported] +// option can be used to ignore all unexported fields on specified struct types. func Exporter(f func(reflect.Type) bool) Option { - if !supportExporters { - panic("Exporter is not supported on purego builds") - } return exporter(f) } @@ -413,10 +415,10 @@ func (exporter) filter(_ *state, _ reflect.Type, _, _ reflect.Value) applicableO panic("not implemented") } -// AllowUnexported returns an Options that allows Equal to forcibly introspect +// AllowUnexported returns an [Option] that allows [Equal] to forcibly introspect // unexported fields of the specified struct types. // -// See Exporter for the proper use of this option. +// See [Exporter] for the proper use of this option. func AllowUnexported(types ...interface{}) Option { m := make(map[reflect.Type]bool) for _, typ := range types { @@ -430,7 +432,7 @@ func AllowUnexported(types ...interface{}) Option { } // Result represents the comparison result for a single node and -// is provided by cmp when calling Result (see Reporter). +// is provided by cmp when calling Report (see [Reporter]). type Result struct { _ [0]func() // Make Result incomparable flags resultFlags @@ -443,7 +445,7 @@ func (r Result) Equal() bool { } // ByIgnore reports whether the node is equal because it was ignored. -// This never reports true if Equal reports false. +// This never reports true if [Result.Equal] reports false. func (r Result) ByIgnore() bool { return r.flags&reportByIgnore != 0 } @@ -453,7 +455,7 @@ func (r Result) ByMethod() bool { return r.flags&reportByMethod != 0 } -// ByFunc reports whether a Comparer function determined equality. +// ByFunc reports whether a [Comparer] function determined equality. func (r Result) ByFunc() bool { return r.flags&reportByFunc != 0 } @@ -476,7 +478,7 @@ const ( reportByCycle ) -// Reporter is an Option that can be passed to Equal. When Equal traverses +// Reporter is an [Option] that can be passed to [Equal]. When [Equal] traverses // the value trees, it calls PushStep as it descends into each node in the // tree and PopStep as it ascend out of the node. The leaves of the tree are // either compared (determined to be equal or not equal) or ignored and reported diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/path.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/path.go index c71003463..c3c145642 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/path.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/path.go @@ -14,9 +14,9 @@ import ( "github.com/google/go-cmp/cmp/internal/value" ) -// Path is a list of PathSteps describing the sequence of operations to get +// Path is a list of [PathStep] describing the sequence of operations to get // from some root type to the current position in the value tree. -// The first Path element is always an operation-less PathStep that exists +// The first Path element is always an operation-less [PathStep] that exists // simply to identify the initial type. // // When traversing structs with embedded structs, the embedded struct will @@ -29,8 +29,13 @@ type Path []PathStep // a value's tree structure. Users of this package never need to implement // these types as values of this type will be returned by this package. // -// Implementations of this interface are -// StructField, SliceIndex, MapIndex, Indirect, TypeAssertion, and Transform. +// Implementations of this interface: +// - [StructField] +// - [SliceIndex] +// - [MapIndex] +// - [Indirect] +// - [TypeAssertion] +// - [Transform] type PathStep interface { String() string @@ -41,13 +46,13 @@ type PathStep interface { // The type of each valid value is guaranteed to be identical to Type. // // In some cases, one or both may be invalid or have restrictions: - // • For StructField, both are not interface-able if the current field - // is unexported and the struct type is not explicitly permitted by - // an Exporter to traverse unexported fields. - // • For SliceIndex, one may be invalid if an element is missing from - // either the x or y slice. - // • For MapIndex, one may be invalid if an entry is missing from - // either the x or y map. + // - For StructField, both are not interface-able if the current field + // is unexported and the struct type is not explicitly permitted by + // an Exporter to traverse unexported fields. + // - For SliceIndex, one may be invalid if an element is missing from + // either the x or y slice. + // - For MapIndex, one may be invalid if an entry is missing from + // either the x or y map. // // The provided values must not be mutated. Values() (vx, vy reflect.Value) @@ -70,8 +75,9 @@ func (pa *Path) pop() { *pa = (*pa)[:len(*pa)-1] } -// Last returns the last PathStep in the Path. -// If the path is empty, this returns a non-nil PathStep that reports a nil Type. +// Last returns the last [PathStep] in the Path. +// If the path is empty, this returns a non-nil [PathStep] +// that reports a nil [PathStep.Type]. func (pa Path) Last() PathStep { return pa.Index(-1) } @@ -79,7 +85,8 @@ func (pa Path) Last() PathStep { // Index returns the ith step in the Path and supports negative indexing. // A negative index starts counting from the tail of the Path such that -1 // refers to the last step, -2 refers to the second-to-last step, and so on. -// If index is invalid, this returns a non-nil PathStep that reports a nil Type. +// If index is invalid, this returns a non-nil [PathStep] +// that reports a nil [PathStep.Type]. func (pa Path) Index(i int) PathStep { if i < 0 { i = len(pa) + i @@ -94,6 +101,7 @@ func (pa Path) Index(i int) PathStep { // The simplified path only contains struct field accesses. // // For example: +// // MyMap.MySlices.MyField func (pa Path) String() string { var ss []string @@ -108,6 +116,7 @@ func (pa Path) String() string { // GoString returns the path to a specific node using Go syntax. // // For example: +// // (*root.MyMap["key"].(*mypkg.MyStruct).MySlices)[2][3].MyField func (pa Path) GoString() string { var ssPre, ssPost []string @@ -159,14 +168,15 @@ func (ps pathStep) String() string { if ps.typ == nil { return "" } - s := ps.typ.String() + s := value.TypeString(ps.typ, false) if s == "" || strings.ContainsAny(s, "{}\n") { return "root" // Type too simple or complex to print } return fmt.Sprintf("{%s}", s) } -// StructField represents a struct field access on a field called Name. +// StructField is a [PathStep] that represents a struct field access +// on a field called [StructField.Name]. type StructField struct{ *structField } type structField struct { pathStep @@ -202,10 +212,11 @@ func (sf StructField) String() string { return fmt.Sprintf(".%s", sf.name) } func (sf StructField) Name() string { return sf.name } // Index is the index of the field in the parent struct type. -// See reflect.Type.Field. +// See [reflect.Type.Field]. func (sf StructField) Index() int { return sf.idx } -// SliceIndex is an index operation on a slice or array at some index Key. +// SliceIndex is a [PathStep] that represents an index operation on +// a slice or array at some index [SliceIndex.Key]. type SliceIndex struct{ *sliceIndex } type sliceIndex struct { pathStep @@ -245,12 +256,12 @@ func (si SliceIndex) Key() int { // all of the indexes to be shifted. If an index is -1, then that // indicates that the element does not exist in the associated slice. // -// Key is guaranteed to return -1 if and only if the indexes returned -// by SplitKeys are not the same. SplitKeys will never return -1 for +// [SliceIndex.Key] is guaranteed to return -1 if and only if the indexes +// returned by SplitKeys are not the same. SplitKeys will never return -1 for // both indexes. func (si SliceIndex) SplitKeys() (ix, iy int) { return si.xkey, si.ykey } -// MapIndex is an index operation on a map at some index Key. +// MapIndex is a [PathStep] that represents an index operation on a map at some index Key. type MapIndex struct{ *mapIndex } type mapIndex struct { pathStep @@ -264,7 +275,7 @@ func (mi MapIndex) String() string { return fmt.Sprintf("[%#v]", // Key is the value of the map key. func (mi MapIndex) Key() reflect.Value { return mi.key } -// Indirect represents pointer indirection on the parent type. +// Indirect is a [PathStep] that represents pointer indirection on the parent type. type Indirect struct{ *indirect } type indirect struct { pathStep @@ -274,7 +285,7 @@ func (in Indirect) Type() reflect.Type { return in.typ } func (in Indirect) Values() (vx, vy reflect.Value) { return in.vx, in.vy } func (in Indirect) String() string { return "*" } -// TypeAssertion represents a type assertion on an interface. +// TypeAssertion is a [PathStep] that represents a type assertion on an interface. type TypeAssertion struct{ *typeAssertion } type typeAssertion struct { pathStep @@ -282,9 +293,10 @@ type typeAssertion struct { func (ta TypeAssertion) Type() reflect.Type { return ta.typ } func (ta TypeAssertion) Values() (vx, vy reflect.Value) { return ta.vx, ta.vy } -func (ta TypeAssertion) String() string { return fmt.Sprintf(".(%v)", ta.typ) } +func (ta TypeAssertion) String() string { return fmt.Sprintf(".(%v)", value.TypeString(ta.typ, false)) } -// Transform is a transformation from the parent type to the current type. +// Transform is a [PathStep] that represents a transformation +// from the parent type to the current type. type Transform struct{ *transform } type transform struct { pathStep @@ -295,13 +307,13 @@ func (tf Transform) Type() reflect.Type { return tf.typ } func (tf Transform) Values() (vx, vy reflect.Value) { return tf.vx, tf.vy } func (tf Transform) String() string { return fmt.Sprintf("%s()", tf.trans.name) } -// Name is the name of the Transformer. +// Name is the name of the [Transformer]. func (tf Transform) Name() string { return tf.trans.name } // Func is the function pointer to the transformer function. func (tf Transform) Func() reflect.Value { return tf.trans.fnc } -// Option returns the originally constructed Transformer option. +// Option returns the originally constructed [Transformer] option. // The == operator can be used to detect the exact option used. func (tf Transform) Option() Option { return tf.trans } diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_compare.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_compare.go index 104bb3053..2050bf6b4 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_compare.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_compare.go @@ -7,8 +7,6 @@ package cmp import ( "fmt" "reflect" - - "github.com/google/go-cmp/cmp/internal/value" ) // numContextRecords is the number of surrounding equal records to print. @@ -116,7 +114,10 @@ func (opts formatOptions) FormatDiff(v *valueNode, ptrs *pointerReferences) (out } // For leaf nodes, format the value based on the reflect.Values alone. - if v.MaxDepth == 0 { + // As a special case, treat equal []byte as a leaf nodes. + isBytes := v.Type.Kind() == reflect.Slice && v.Type.Elem() == byteType + isEqualBytes := isBytes && v.NumDiff+v.NumIgnored+v.NumTransformed == 0 + if v.MaxDepth == 0 || isEqualBytes { switch opts.DiffMode { case diffUnknown, diffIdentical: // Format Equal. @@ -245,11 +246,11 @@ func (opts formatOptions) formatDiffList(recs []reportRecord, k reflect.Kind, pt var isZero bool switch opts.DiffMode { case diffIdentical: - isZero = value.IsZero(r.Value.ValueX) || value.IsZero(r.Value.ValueY) + isZero = r.Value.ValueX.IsZero() || r.Value.ValueY.IsZero() case diffRemoved: - isZero = value.IsZero(r.Value.ValueX) + isZero = r.Value.ValueX.IsZero() case diffInserted: - isZero = value.IsZero(r.Value.ValueY) + isZero = r.Value.ValueY.IsZero() } if isZero { continue diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_reflect.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_reflect.go index 76c04fdbd..e39f42284 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_reflect.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_reflect.go @@ -16,6 +16,13 @@ import ( "github.com/google/go-cmp/cmp/internal/value" ) +var ( + anyType = reflect.TypeOf((*interface{})(nil)).Elem() + stringType = reflect.TypeOf((*string)(nil)).Elem() + bytesType = reflect.TypeOf((*[]byte)(nil)).Elem() + byteType = reflect.TypeOf((*byte)(nil)).Elem() +) + type formatValueOptions struct { // AvoidStringer controls whether to avoid calling custom stringer // methods like error.Error or fmt.Stringer.String. @@ -184,7 +191,7 @@ func (opts formatOptions) FormatValue(v reflect.Value, parentKind reflect.Kind, } for i := 0; i < v.NumField(); i++ { vv := v.Field(i) - if value.IsZero(vv) { + if vv.IsZero() { continue // Elide fields with zero values } if len(list) == maxLen { @@ -192,7 +199,7 @@ func (opts formatOptions) FormatValue(v reflect.Value, parentKind reflect.Kind, break } sf := t.Field(i) - if supportExporters && !isExported(sf.Name) { + if !isExported(sf.Name) { vv = retrieveUnexportedField(v, sf, true) } s := opts.WithTypeMode(autoType).FormatValue(vv, t.Kind(), ptrs) @@ -205,13 +212,13 @@ func (opts formatOptions) FormatValue(v reflect.Value, parentKind reflect.Kind, } // Check whether this is a []byte of text data. - if t.Elem() == reflect.TypeOf(byte(0)) { + if t.Elem() == byteType { b := v.Bytes() isPrintSpace := func(r rune) bool { return unicode.IsPrint(r) || unicode.IsSpace(r) } if len(b) > 0 && utf8.Valid(b) && len(bytes.TrimFunc(b, isPrintSpace)) == 0 { out = opts.formatString("", string(b)) skipType = true - return opts.WithTypeMode(emitType).FormatType(t, out) + return opts.FormatType(t, out) } } @@ -282,7 +289,12 @@ func (opts formatOptions) FormatValue(v reflect.Value, parentKind reflect.Kind, } defer ptrs.Pop() - skipType = true // Let the underlying value print the type instead + // Skip the name only if this is an unnamed pointer type. + // Otherwise taking the address of a value does not reproduce + // the named pointer type. + if v.Type().Name() == "" { + skipType = true // Let the underlying value print the type instead + } out = opts.FormatValue(v.Elem(), t.Kind(), ptrs) out = wrapTrunkReference(ptrRef, opts.PrintAddresses, out) out = &textWrap{Prefix: "&", Value: out} @@ -293,7 +305,6 @@ func (opts formatOptions) FormatValue(v reflect.Value, parentKind reflect.Kind, } // Interfaces accept different concrete types, // so configure the underlying value to explicitly print the type. - skipType = true // Print the concrete type instead return opts.WithTypeMode(emitType).FormatValue(v.Elem(), t.Kind(), ptrs) default: panic(fmt.Sprintf("%v kind not handled", v.Kind())) diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_slices.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_slices.go index 68b5c1ae1..23e444f62 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_slices.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_slices.go @@ -104,7 +104,7 @@ func (opts formatOptions) FormatDiffSlice(v *valueNode) textNode { case t.Kind() == reflect.String: sx, sy = vx.String(), vy.String() isString = true - case t.Kind() == reflect.Slice && t.Elem() == reflect.TypeOf(byte(0)): + case t.Kind() == reflect.Slice && t.Elem() == byteType: sx, sy = string(vx.Bytes()), string(vy.Bytes()) isString = true case t.Kind() == reflect.Array: @@ -147,7 +147,10 @@ func (opts formatOptions) FormatDiffSlice(v *valueNode) textNode { }) efficiencyLines := float64(esLines.Dist()) / float64(len(esLines)) efficiencyBytes := float64(esBytes.Dist()) / float64(len(esBytes)) - isPureLinedText = efficiencyLines < 4*efficiencyBytes + quotedLength := len(strconv.Quote(sx + sy)) + unquotedLength := len(sx) + len(sy) + escapeExpansionRatio := float64(quotedLength) / float64(unquotedLength) + isPureLinedText = efficiencyLines < 4*efficiencyBytes || escapeExpansionRatio > 1.1 } } @@ -171,12 +174,13 @@ func (opts formatOptions) FormatDiffSlice(v *valueNode) textNode { // differences in a string literal. This format is more readable, // but has edge-cases where differences are visually indistinguishable. // This format is avoided under the following conditions: - // • A line starts with `"""` - // • A line starts with "..." - // • A line contains non-printable characters - // • Adjacent different lines differ only by whitespace + // - A line starts with `"""` + // - A line starts with "..." + // - A line contains non-printable characters + // - Adjacent different lines differ only by whitespace // // For example: + // // """ // ... // 3 identical lines // foo @@ -231,7 +235,7 @@ func (opts formatOptions) FormatDiffSlice(v *valueNode) textNode { var out textNode = &textWrap{Prefix: "(", Value: list2, Suffix: ")"} switch t.Kind() { case reflect.String: - if t != reflect.TypeOf(string("")) { + if t != stringType { out = opts.FormatType(t, out) } case reflect.Slice: @@ -326,12 +330,12 @@ func (opts formatOptions) FormatDiffSlice(v *valueNode) textNode { switch t.Kind() { case reflect.String: out = &textWrap{Prefix: "strings.Join(", Value: out, Suffix: fmt.Sprintf(", %q)", delim)} - if t != reflect.TypeOf(string("")) { + if t != stringType { out = opts.FormatType(t, out) } case reflect.Slice: out = &textWrap{Prefix: "bytes.Join(", Value: out, Suffix: fmt.Sprintf(", %q)", delim)} - if t != reflect.TypeOf([]byte(nil)) { + if t != bytesType { out = opts.FormatType(t, out) } } @@ -446,7 +450,6 @@ func (opts formatOptions) formatDiffSlice( // {NumIdentical: 3}, // {NumInserted: 1}, // ] -// func coalesceAdjacentEdits(name string, es diff.EditScript) (groups []diffStats) { var prevMode byte lastStats := func(mode byte) *diffStats { @@ -503,7 +506,6 @@ func coalesceAdjacentEdits(name string, es diff.EditScript) (groups []diffStats) // {NumIdentical: 8, NumRemoved: 12, NumInserted: 3}, // {NumIdentical: 63}, // ] -// func coalesceInterveningIdentical(groups []diffStats, windowSize int) []diffStats { groups, groupsOrig := groups[:0], groups for i, ds := range groupsOrig { @@ -548,7 +550,6 @@ func coalesceInterveningIdentical(groups []diffStats, windowSize int) []diffStat // {NumRemoved: 9}, // {NumIdentical: 64}, // incremented by 10 // ] -// func cleanupSurroundingIdentical(groups []diffStats, eq func(i, j int) bool) []diffStats { var ix, iy int // indexes into sequence x and y for i, ds := range groups { diff --git a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_text.go b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_text.go index 0fd46d7ff..388fcf571 100644 --- a/event-exporter/vendor/github.com/google/go-cmp/cmp/report_text.go +++ b/event-exporter/vendor/github.com/google/go-cmp/cmp/report_text.go @@ -393,6 +393,7 @@ func (s diffStats) Append(ds diffStats) diffStats { // String prints a humanly-readable summary of coalesced records. // // Example: +// // diffStats{Name: "Field", NumIgnored: 5}.String() => "5 ignored fields" func (s diffStats) String() string { var ss []string diff --git a/event-exporter/vendor/modules.txt b/event-exporter/vendor/modules.txt index 353579e57..e02a4c071 100644 --- a/event-exporter/vendor/modules.txt +++ b/event-exporter/vendor/modules.txt @@ -30,8 +30,8 @@ github.com/golang/protobuf/ptypes github.com/golang/protobuf/ptypes/any github.com/golang/protobuf/ptypes/duration github.com/golang/protobuf/ptypes/timestamp -# github.com/google/go-cmp v0.5.7 -## explicit; go 1.11 +# github.com/google/go-cmp v0.6.0 +## explicit; go 1.13 github.com/google/go-cmp/cmp github.com/google/go-cmp/cmp/internal/diff github.com/google/go-cmp/cmp/internal/flags