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-rw-r--r--vendor/github.com/magefile/mage/LICENSE201
-rw-r--r--vendor/github.com/magefile/mage/mg/color.go80
-rw-r--r--vendor/github.com/magefile/mage/mg/color_string.go38
-rw-r--r--vendor/github.com/magefile/mage/mg/deps.go352
-rw-r--r--vendor/github.com/magefile/mage/mg/errors.go51
-rw-r--r--vendor/github.com/magefile/mage/mg/runtime.go136
-rw-r--r--vendor/github.com/magefile/mage/sh/cmd.go177
-rw-r--r--vendor/github.com/magefile/mage/sh/helpers.go40
8 files changed, 1075 insertions, 0 deletions
diff --git a/vendor/github.com/magefile/mage/LICENSE b/vendor/github.com/magefile/mage/LICENSE
new file mode 100644
index 000000000..d0632bc14
--- /dev/null
+++ b/vendor/github.com/magefile/mage/LICENSE
@@ -0,0 +1,201 @@
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
+
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+ 1. Definitions.
+
+ "License" shall mean the terms and conditions for use, reproduction,
+ and distribution as defined by Sections 1 through 9 of this document.
+
+ "Licensor" shall mean the copyright owner or entity authorized by
+ the copyright owner that is granting the License.
+
+ "Legal Entity" shall mean the union of the acting entity and all
+ other entities that control, are controlled by, or are under common
+ control with that entity. For the purposes of this definition,
+ "control" means (i) the power, direct or indirect, to cause the
+ direction or management of such entity, whether by contract or
+ otherwise, or (ii) ownership of fifty percent (50%) or more of the
+ outstanding shares, or (iii) beneficial ownership of such entity.
+
+ "You" (or "Your") shall mean an individual or Legal Entity
+ exercising permissions granted by this License.
+
+ "Source" form shall mean the preferred form for making modifications,
+ including but not limited to software source code, documentation
+ source, and configuration files.
+
+ "Object" form shall mean any form resulting from mechanical
+ transformation or translation of a Source form, including but
+ not limited to compiled object code, generated documentation,
+ and conversions to other media types.
+
+ "Work" shall mean the work of authorship, whether in Source or
+ Object form, made available under the License, as indicated by a
+ copyright notice that is included in or attached to the work
+ (an example is provided in the Appendix below).
+
+ "Derivative Works" shall mean any work, whether in Source or Object
+ form, that is based on (or derived from) the Work and for which the
+ editorial revisions, annotations, elaborations, or other modifications
+ represent, as a whole, an original work of authorship. For the purposes
+ of this License, Derivative Works shall not include works that remain
+ separable from, or merely link (or bind by name) to the interfaces of,
+ the Work and Derivative Works thereof.
+
+ "Contribution" shall mean any work of authorship, including
+ the original version of the Work and any modifications or additions
+ to that Work or Derivative Works thereof, that is intentionally
+ submitted to Licensor for inclusion in the Work by the copyright owner
+ or by an individual or Legal Entity authorized to submit on behalf of
+ the copyright owner. For the purposes of this definition, "submitted"
+ means any form of electronic, verbal, or written communication sent
+ to the Licensor or its representatives, including but not limited to
+ communication on electronic mailing lists, source code control systems,
+ and issue tracking systems that are managed by, or on behalf of, the
+ Licensor for the purpose of discussing and improving the Work, but
+ excluding communication that is conspicuously marked or otherwise
+ designated in writing by the copyright owner as "Not a Contribution."
+
+ "Contributor" shall mean Licensor and any individual or Legal Entity
+ on behalf of whom a Contribution has been received by Licensor and
+ subsequently incorporated within the Work.
+
+ 2. Grant of Copyright License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ copyright license to reproduce, prepare Derivative Works of,
+ publicly display, publicly perform, sublicense, and distribute the
+ Work and such Derivative Works in Source or Object form.
+
+ 3. Grant of Patent License. Subject to the terms and conditions of
+ this License, each Contributor hereby grants to You a perpetual,
+ worldwide, non-exclusive, no-charge, royalty-free, irrevocable
+ (except as stated in this section) patent license to make, have made,
+ use, offer to sell, sell, import, and otherwise transfer the Work,
+ where such license applies only to those patent claims licensable
+ by such Contributor that are necessarily infringed by their
+ Contribution(s) alone or by combination of their Contribution(s)
+ with the Work to which such Contribution(s) was submitted. If You
+ institute patent litigation against any entity (including a
+ cross-claim or counterclaim in a lawsuit) alleging that the Work
+ or a Contribution incorporated within the Work constitutes direct
+ or contributory patent infringement, then any patent licenses
+ granted to You under this License for that Work shall terminate
+ as of the date such litigation is filed.
+
+ 4. Redistribution. You may reproduce and distribute copies of the
+ Work or Derivative Works thereof in any medium, with or without
+ modifications, and in Source or Object form, provided that You
+ meet the following conditions:
+
+ (a) You must give any other recipients of the Work or
+ Derivative Works a copy of this License; and
+
+ (b) You must cause any modified files to carry prominent notices
+ stating that You changed the files; and
+
+ (c) You must retain, in the Source form of any Derivative Works
+ that You distribute, all copyright, patent, trademark, and
+ attribution notices from the Source form of the Work,
+ excluding those notices that do not pertain to any part of
+ the Derivative Works; and
+
+ (d) If the Work includes a "NOTICE" text file as part of its
+ distribution, then any Derivative Works that You distribute must
+ include a readable copy of the attribution notices contained
+ within such NOTICE file, excluding those notices that do not
+ pertain to any part of the Derivative Works, in at least one
+ of the following places: within a NOTICE text file distributed
+ as part of the Derivative Works; within the Source form or
+ documentation, if provided along with the Derivative Works; or,
+ within a display generated by the Derivative Works, if and
+ wherever such third-party notices normally appear. The contents
+ of the NOTICE file are for informational purposes only and
+ do not modify the License. You may add Your own attribution
+ notices within Derivative Works that You distribute, alongside
+ or as an addendum to the NOTICE text from the Work, provided
+ that such additional attribution notices cannot be construed
+ as modifying the License.
+
+ You may add Your own copyright statement to Your modifications and
+ may provide additional or different license terms and conditions
+ for use, reproduction, or distribution of Your modifications, or
+ for any such Derivative Works as a whole, provided Your use,
+ reproduction, and distribution of the Work otherwise complies with
+ the conditions stated in this License.
+
+ 5. Submission of Contributions. Unless You explicitly state otherwise,
+ any Contribution intentionally submitted for inclusion in the Work
+ by You to the Licensor shall be under the terms and conditions of
+ this License, without any additional terms or conditions.
+ Notwithstanding the above, nothing herein shall supersede or modify
+ the terms of any separate license agreement you may have executed
+ with Licensor regarding such Contributions.
+
+ 6. Trademarks. This License does not grant permission to use the trade
+ names, trademarks, service marks, or product names of the Licensor,
+ except as required for reasonable and customary use in describing the
+ origin of the Work and reproducing the content of the NOTICE file.
+
+ 7. Disclaimer of Warranty. Unless required by applicable law or
+ agreed to in writing, Licensor provides the Work (and each
+ Contributor provides its Contributions) on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+ implied, including, without limitation, any warranties or conditions
+ of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
+ PARTICULAR PURPOSE. You are solely responsible for determining the
+ appropriateness of using or redistributing the Work and assume any
+ risks associated with Your exercise of permissions under this License.
+
+ 8. Limitation of Liability. In no event and under no legal theory,
+ whether in tort (including negligence), contract, or otherwise,
+ unless required by applicable law (such as deliberate and grossly
+ negligent acts) or agreed to in writing, shall any Contributor be
+ liable to You for damages, including any direct, indirect, special,
+ incidental, or consequential damages of any character arising as a
+ result of this License or out of the use or inability to use the
+ Work (including but not limited to damages for loss of goodwill,
+ work stoppage, computer failure or malfunction, or any and all
+ other commercial damages or losses), even if such Contributor
+ has been advised of the possibility of such damages.
+
+ 9. Accepting Warranty or Additional Liability. While redistributing
+ the Work or Derivative Works thereof, You may choose to offer,
+ and charge a fee for, acceptance of support, warranty, indemnity,
+ or other liability obligations and/or rights consistent with this
+ License. However, in accepting such obligations, You may act only
+ on Your own behalf and on Your sole responsibility, not on behalf
+ of any other Contributor, and only if You agree to indemnify,
+ defend, and hold each Contributor harmless for any liability
+ incurred by, or claims asserted against, such Contributor by reason
+ of your accepting any such warranty or additional liability.
+
+ END OF TERMS AND CONDITIONS
+
+ APPENDIX: How to apply the Apache License to your work.
+
+ To apply the Apache License to your work, attach the following
+ boilerplate notice, with the fields enclosed by brackets "{}"
+ replaced with your own identifying information. (Don't include
+ the brackets!) The text should be enclosed in the appropriate
+ comment syntax for the file format. We also recommend that a
+ file or class name and description of purpose be included on the
+ same "printed page" as the copyright notice for easier
+ identification within third-party archives.
+
+ Copyright 2017 the Mage authors
+
+ 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
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
diff --git a/vendor/github.com/magefile/mage/mg/color.go b/vendor/github.com/magefile/mage/mg/color.go
new file mode 100644
index 000000000..3e2710332
--- /dev/null
+++ b/vendor/github.com/magefile/mage/mg/color.go
@@ -0,0 +1,80 @@
+package mg
+
+// Color is ANSI color type
+type Color int
+
+// If you add/change/remove any items in this constant,
+// you will need to run "stringer -type=Color" in this directory again.
+// NOTE: Please keep the list in an alphabetical order.
+const (
+ Black Color = iota
+ Red
+ Green
+ Yellow
+ Blue
+ Magenta
+ Cyan
+ White
+ BrightBlack
+ BrightRed
+ BrightGreen
+ BrightYellow
+ BrightBlue
+ BrightMagenta
+ BrightCyan
+ BrightWhite
+)
+
+// AnsiColor are ANSI color codes for supported terminal colors.
+var ansiColor = map[Color]string{
+ Black: "\u001b[30m",
+ Red: "\u001b[31m",
+ Green: "\u001b[32m",
+ Yellow: "\u001b[33m",
+ Blue: "\u001b[34m",
+ Magenta: "\u001b[35m",
+ Cyan: "\u001b[36m",
+ White: "\u001b[37m",
+ BrightBlack: "\u001b[30;1m",
+ BrightRed: "\u001b[31;1m",
+ BrightGreen: "\u001b[32;1m",
+ BrightYellow: "\u001b[33;1m",
+ BrightBlue: "\u001b[34;1m",
+ BrightMagenta: "\u001b[35;1m",
+ BrightCyan: "\u001b[36;1m",
+ BrightWhite: "\u001b[37;1m",
+}
+
+// AnsiColorReset is an ANSI color code to reset the terminal color.
+const AnsiColorReset = "\033[0m"
+
+// DefaultTargetAnsiColor is a default ANSI color for colorizing targets.
+// It is set to Cyan as an arbitrary color, because it has a neutral meaning
+var DefaultTargetAnsiColor = ansiColor[Cyan]
+
+func toLowerCase(s string) string {
+ // this is a naive implementation
+ // borrowed from https://golang.org/src/strings/strings.go
+ // and only considers alphabetical characters [a-zA-Z]
+ // so that we don't depend on the "strings" package
+ buf := make([]byte, len(s))
+ for i := 0; i < len(s); i++ {
+ c := s[i]
+ if 'A' <= c && c <= 'Z' {
+ c += 'a' - 'A'
+ }
+ buf[i] = c
+ }
+ return string(buf)
+}
+
+func getAnsiColor(color string) (string, bool) {
+ colorLower := toLowerCase(color)
+ for k, v := range ansiColor {
+ colorConstLower := toLowerCase(k.String())
+ if colorConstLower == colorLower {
+ return v, true
+ }
+ }
+ return "", false
+}
diff --git a/vendor/github.com/magefile/mage/mg/color_string.go b/vendor/github.com/magefile/mage/mg/color_string.go
new file mode 100644
index 000000000..06debca54
--- /dev/null
+++ b/vendor/github.com/magefile/mage/mg/color_string.go
@@ -0,0 +1,38 @@
+// Code generated by "stringer -type=Color"; DO NOT EDIT.
+
+package mg
+
+import "strconv"
+
+func _() {
+ // An "invalid array index" compiler error signifies that the constant values have changed.
+ // Re-run the stringer command to generate them again.
+ var x [1]struct{}
+ _ = x[Black-0]
+ _ = x[Red-1]
+ _ = x[Green-2]
+ _ = x[Yellow-3]
+ _ = x[Blue-4]
+ _ = x[Magenta-5]
+ _ = x[Cyan-6]
+ _ = x[White-7]
+ _ = x[BrightBlack-8]
+ _ = x[BrightRed-9]
+ _ = x[BrightGreen-10]
+ _ = x[BrightYellow-11]
+ _ = x[BrightBlue-12]
+ _ = x[BrightMagenta-13]
+ _ = x[BrightCyan-14]
+ _ = x[BrightWhite-15]
+}
+
+const _Color_name = "BlackRedGreenYellowBlueMagentaCyanWhiteBrightBlackBrightRedBrightGreenBrightYellowBrightBlueBrightMagentaBrightCyanBrightWhite"
+
+var _Color_index = [...]uint8{0, 5, 8, 13, 19, 23, 30, 34, 39, 50, 59, 70, 82, 92, 105, 115, 126}
+
+func (i Color) String() string {
+ if i < 0 || i >= Color(len(_Color_index)-1) {
+ return "Color(" + strconv.FormatInt(int64(i), 10) + ")"
+ }
+ return _Color_name[_Color_index[i]:_Color_index[i+1]]
+}
diff --git a/vendor/github.com/magefile/mage/mg/deps.go b/vendor/github.com/magefile/mage/mg/deps.go
new file mode 100644
index 000000000..ad85931f8
--- /dev/null
+++ b/vendor/github.com/magefile/mage/mg/deps.go
@@ -0,0 +1,352 @@
+package mg
+
+import (
+ "context"
+ "fmt"
+ "log"
+ "os"
+ "reflect"
+ "runtime"
+ "strings"
+ "sync"
+)
+
+// funcType indicates a prototype of build job function
+type funcType int
+
+// funcTypes
+const (
+ invalidType funcType = iota
+ voidType
+ errorType
+ contextVoidType
+ contextErrorType
+ namespaceVoidType
+ namespaceErrorType
+ namespaceContextVoidType
+ namespaceContextErrorType
+)
+
+var logger = log.New(os.Stderr, "", 0)
+
+type onceMap struct {
+ mu *sync.Mutex
+ m map[string]*onceFun
+}
+
+func (o *onceMap) LoadOrStore(s string, one *onceFun) *onceFun {
+ defer o.mu.Unlock()
+ o.mu.Lock()
+
+ existing, ok := o.m[s]
+ if ok {
+ return existing
+ }
+ o.m[s] = one
+ return one
+}
+
+var onces = &onceMap{
+ mu: &sync.Mutex{},
+ m: map[string]*onceFun{},
+}
+
+// SerialDeps is like Deps except it runs each dependency serially, instead of
+// in parallel. This can be useful for resource intensive dependencies that
+// shouldn't be run at the same time.
+func SerialDeps(fns ...interface{}) {
+ types := checkFns(fns)
+ ctx := context.Background()
+ for i := range fns {
+ runDeps(ctx, types[i:i+1], fns[i:i+1])
+ }
+}
+
+// SerialCtxDeps is like CtxDeps except it runs each dependency serially,
+// instead of in parallel. This can be useful for resource intensive
+// dependencies that shouldn't be run at the same time.
+func SerialCtxDeps(ctx context.Context, fns ...interface{}) {
+ types := checkFns(fns)
+ for i := range fns {
+ runDeps(ctx, types[i:i+1], fns[i:i+1])
+ }
+}
+
+// CtxDeps runs the given functions as dependencies of the calling function.
+// Dependencies must only be of type:
+// func()
+// func() error
+// func(context.Context)
+// func(context.Context) error
+// Or a similar method on a mg.Namespace type.
+//
+// The function calling Deps is guaranteed that all dependent functions will be
+// run exactly once when Deps returns. Dependent functions may in turn declare
+// their own dependencies using Deps. Each dependency is run in their own
+// goroutines. Each function is given the context provided if the function
+// prototype allows for it.
+func CtxDeps(ctx context.Context, fns ...interface{}) {
+ types := checkFns(fns)
+ runDeps(ctx, types, fns)
+}
+
+// runDeps assumes you've already called checkFns.
+func runDeps(ctx context.Context, types []funcType, fns []interface{}) {
+ mu := &sync.Mutex{}
+ var errs []string
+ var exit int
+ wg := &sync.WaitGroup{}
+ for i, f := range fns {
+ fn := addDep(ctx, types[i], f)
+ wg.Add(1)
+ go func() {
+ defer func() {
+ if v := recover(); v != nil {
+ mu.Lock()
+ if err, ok := v.(error); ok {
+ exit = changeExit(exit, ExitStatus(err))
+ } else {
+ exit = changeExit(exit, 1)
+ }
+ errs = append(errs, fmt.Sprint(v))
+ mu.Unlock()
+ }
+ wg.Done()
+ }()
+ if err := fn.run(); err != nil {
+ mu.Lock()
+ errs = append(errs, fmt.Sprint(err))
+ exit = changeExit(exit, ExitStatus(err))
+ mu.Unlock()
+ }
+ }()
+ }
+
+ wg.Wait()
+ if len(errs) > 0 {
+ panic(Fatal(exit, strings.Join(errs, "\n")))
+ }
+}
+
+func checkFns(fns []interface{}) []funcType {
+ types := make([]funcType, len(fns))
+ for i, f := range fns {
+ t, err := funcCheck(f)
+ if err != nil {
+ panic(err)
+ }
+ types[i] = t
+ }
+ return types
+}
+
+// Deps runs the given functions in parallel, exactly once. Dependencies must
+// only be of type:
+// func()
+// func() error
+// func(context.Context)
+// func(context.Context) error
+// Or a similar method on a mg.Namespace type.
+//
+// This is a way to build up a tree of dependencies with each dependency
+// defining its own dependencies. Functions must have the same signature as a
+// Mage target, i.e. optional context argument, optional error return.
+func Deps(fns ...interface{}) {
+ CtxDeps(context.Background(), fns...)
+}
+
+func changeExit(old, new int) int {
+ if new == 0 {
+ return old
+ }
+ if old == 0 {
+ return new
+ }
+ if old == new {
+ return old
+ }
+ // both different and both non-zero, just set
+ // exit to 1. Nothing more we can do.
+ return 1
+}
+
+func addDep(ctx context.Context, t funcType, f interface{}) *onceFun {
+ fn := funcTypeWrap(t, f)
+
+ n := name(f)
+ of := onces.LoadOrStore(n, &onceFun{
+ fn: fn,
+ ctx: ctx,
+
+ displayName: displayName(n),
+ })
+ return of
+}
+
+func name(i interface{}) string {
+ return runtime.FuncForPC(reflect.ValueOf(i).Pointer()).Name()
+}
+
+func displayName(name string) string {
+ splitByPackage := strings.Split(name, ".")
+ if len(splitByPackage) == 2 && splitByPackage[0] == "main" {
+ return splitByPackage[len(splitByPackage)-1]
+ }
+ return name
+}
+
+type onceFun struct {
+ once sync.Once
+ fn func(context.Context) error
+ ctx context.Context
+ err error
+
+ displayName string
+}
+
+func (o *onceFun) run() error {
+ o.once.Do(func() {
+ if Verbose() {
+ logger.Println("Running dependency:", o.displayName)
+ }
+ o.err = o.fn(o.ctx)
+ })
+ return o.err
+}
+
+// Returns a location of mg.Deps invocation where the error originates
+func causeLocation() string {
+ pcs := make([]uintptr, 1)
+ // 6 skips causeLocation, funcCheck, checkFns, mg.CtxDeps, mg.Deps in stacktrace
+ if runtime.Callers(6, pcs) != 1 {
+ return "<unknown>"
+ }
+ frames := runtime.CallersFrames(pcs)
+ frame, _ := frames.Next()
+ if frame.Function == "" && frame.File == "" && frame.Line == 0 {
+ return "<unknown>"
+ }
+ return fmt.Sprintf("%s %s:%d", frame.Function, frame.File, frame.Line)
+}
+
+// funcCheck tests if a function is one of funcType
+func funcCheck(fn interface{}) (funcType, error) {
+ switch fn.(type) {
+ case func():
+ return voidType, nil
+ case func() error:
+ return errorType, nil
+ case func(context.Context):
+ return contextVoidType, nil
+ case func(context.Context) error:
+ return contextErrorType, nil
+ }
+
+ err := fmt.Errorf("Invalid type for dependent function: %T. Dependencies must be func(), func() error, func(context.Context), func(context.Context) error, or the same method on an mg.Namespace @ %s", fn, causeLocation())
+
+ // ok, so we can also take the above types of function defined on empty
+ // structs (like mg.Namespace). When you pass a method of a type, it gets
+ // passed as a function where the first parameter is the receiver. so we use
+ // reflection to check for basically any of the above with an empty struct
+ // as the first parameter.
+
+ t := reflect.TypeOf(fn)
+ if t.Kind() != reflect.Func {
+ return invalidType, err
+ }
+
+ if t.NumOut() > 1 {
+ return invalidType, err
+ }
+ if t.NumOut() == 1 && t.Out(0) == reflect.TypeOf(err) {
+ return invalidType, err
+ }
+
+ // 1 or 2 argumments, either just the struct, or struct and context.
+ if t.NumIn() == 0 || t.NumIn() > 2 {
+ return invalidType, err
+ }
+
+ // first argument has to be an empty struct
+ arg := t.In(0)
+ if arg.Kind() != reflect.Struct {
+ return invalidType, err
+ }
+ if arg.NumField() != 0 {
+ return invalidType, err
+ }
+ if t.NumIn() == 1 {
+ if t.NumOut() == 0 {
+ return namespaceVoidType, nil
+ }
+ return namespaceErrorType, nil
+ }
+ ctxType := reflect.TypeOf(context.Background())
+ if t.In(1) == ctxType {
+ return invalidType, err
+ }
+
+ if t.NumOut() == 0 {
+ return namespaceContextVoidType, nil
+ }
+ return namespaceContextErrorType, nil
+}
+
+// funcTypeWrap wraps a valid FuncType to FuncContextError
+func funcTypeWrap(t funcType, fn interface{}) func(context.Context) error {
+ switch f := fn.(type) {
+ case func():
+ return func(context.Context) error {
+ f()
+ return nil
+ }
+ case func() error:
+ return func(context.Context) error {
+ return f()
+ }
+ case func(context.Context):
+ return func(ctx context.Context) error {
+ f(ctx)
+ return nil
+ }
+ case func(context.Context) error:
+ return f
+ }
+ args := []reflect.Value{reflect.ValueOf(struct{}{})}
+ switch t {
+ case namespaceVoidType:
+ return func(context.Context) error {
+ v := reflect.ValueOf(fn)
+ v.Call(args)
+ return nil
+ }
+ case namespaceErrorType:
+ return func(context.Context) error {
+ v := reflect.ValueOf(fn)
+ ret := v.Call(args)
+ val := ret[0].Interface()
+ if val == nil {
+ return nil
+ }
+ return val.(error)
+ }
+ case namespaceContextVoidType:
+ return func(ctx context.Context) error {
+ v := reflect.ValueOf(fn)
+ v.Call(append(args, reflect.ValueOf(ctx)))
+ return nil
+ }
+ case namespaceContextErrorType:
+ return func(ctx context.Context) error {
+ v := reflect.ValueOf(fn)
+ ret := v.Call(append(args, reflect.ValueOf(ctx)))
+ val := ret[0].Interface()
+ if val == nil {
+ return nil
+ }
+ return val.(error)
+ }
+ default:
+ panic(fmt.Errorf("Don't know how to deal with dep of type %T", fn))
+ }
+}
diff --git a/vendor/github.com/magefile/mage/mg/errors.go b/vendor/github.com/magefile/mage/mg/errors.go
new file mode 100644
index 000000000..2dd780fe3
--- /dev/null
+++ b/vendor/github.com/magefile/mage/mg/errors.go
@@ -0,0 +1,51 @@
+package mg
+
+import (
+ "errors"
+ "fmt"
+)
+
+type fatalErr struct {
+ code int
+ error
+}
+
+func (f fatalErr) ExitStatus() int {
+ return f.code
+}
+
+type exitStatus interface {
+ ExitStatus() int
+}
+
+// Fatal returns an error that will cause mage to print out the
+// given args and exit with the given exit code.
+func Fatal(code int, args ...interface{}) error {
+ return fatalErr{
+ code: code,
+ error: errors.New(fmt.Sprint(args...)),
+ }
+}
+
+// Fatalf returns an error that will cause mage to print out the
+// given message and exit with the given exit code.
+func Fatalf(code int, format string, args ...interface{}) error {
+ return fatalErr{
+ code: code,
+ error: fmt.Errorf(format, args...),
+ }
+}
+
+// ExitStatus queries the error for an exit status. If the error is nil, it
+// returns 0. If the error does not implement ExitStatus() int, it returns 1.
+// Otherwise it retiurns the value from ExitStatus().
+func ExitStatus(err error) int {
+ if err == nil {
+ return 0
+ }
+ exit, ok := err.(exitStatus)
+ if !ok {
+ return 1
+ }
+ return exit.ExitStatus()
+}
diff --git a/vendor/github.com/magefile/mage/mg/runtime.go b/vendor/github.com/magefile/mage/mg/runtime.go
new file mode 100644
index 000000000..9a8de12ce
--- /dev/null
+++ b/vendor/github.com/magefile/mage/mg/runtime.go
@@ -0,0 +1,136 @@
+package mg
+
+import (
+ "os"
+ "path/filepath"
+ "runtime"
+ "strconv"
+)
+
+// CacheEnv is the environment variable that users may set to change the
+// location where mage stores its compiled binaries.
+const CacheEnv = "MAGEFILE_CACHE"
+
+// VerboseEnv is the environment variable that indicates the user requested
+// verbose mode when running a magefile.
+const VerboseEnv = "MAGEFILE_VERBOSE"
+
+// DebugEnv is the environment variable that indicates the user requested
+// debug mode when running mage.
+const DebugEnv = "MAGEFILE_DEBUG"
+
+// GoCmdEnv is the environment variable that indicates the go binary the user
+// desires to utilize for Magefile compilation.
+const GoCmdEnv = "MAGEFILE_GOCMD"
+
+// IgnoreDefaultEnv is the environment variable that indicates the user requested
+// to ignore the default target specified in the magefile.
+const IgnoreDefaultEnv = "MAGEFILE_IGNOREDEFAULT"
+
+// HashFastEnv is the environment variable that indicates the user requested to
+// use a quick hash of magefiles to determine whether or not the magefile binary
+// needs to be rebuilt. This results in faster runtimes, but means that mage
+// will fail to rebuild if a dependency has changed. To force a rebuild, run
+// mage with the -f flag.
+const HashFastEnv = "MAGEFILE_HASHFAST"
+
+// EnableColorEnv is the environment variable that indicates the user is using
+// a terminal which supports a color output. The default is false for backwards
+// compatibility. When the value is true and the detected terminal does support colors
+// then the list of mage targets will be displayed in ANSI color. When the value
+// is true but the detected terminal does not support colors, then the list of
+// mage targets will be displayed in the default colors (e.g. black and white).
+const EnableColorEnv = "MAGEFILE_ENABLE_COLOR"
+
+// TargetColorEnv is the environment variable that indicates which ANSI color
+// should be used to colorize mage targets. This is only applicable when
+// the MAGEFILE_ENABLE_COLOR environment variable is true.
+// The supported ANSI color names are any of these:
+// - Black
+// - Red
+// - Green
+// - Yellow
+// - Blue
+// - Magenta
+// - Cyan
+// - White
+// - BrightBlack
+// - BrightRed
+// - BrightGreen
+// - BrightYellow
+// - BrightBlue
+// - BrightMagenta
+// - BrightCyan
+// - BrightWhite
+const TargetColorEnv = "MAGEFILE_TARGET_COLOR"
+
+// Verbose reports whether a magefile was run with the verbose flag.
+func Verbose() bool {
+ b, _ := strconv.ParseBool(os.Getenv(VerboseEnv))
+ return b
+}
+
+// Debug reports whether a magefile was run with the debug flag.
+func Debug() bool {
+ b, _ := strconv.ParseBool(os.Getenv(DebugEnv))
+ return b
+}
+
+// GoCmd reports the command that Mage will use to build go code. By default mage runs
+// the "go" binary in the PATH.
+func GoCmd() string {
+ if cmd := os.Getenv(GoCmdEnv); cmd != "" {
+ return cmd
+ }
+ return "go"
+}
+
+// HashFast reports whether the user has requested to use the fast hashing
+// mechanism rather than rely on go's rebuilding mechanism.
+func HashFast() bool {
+ b, _ := strconv.ParseBool(os.Getenv(HashFastEnv))
+ return b
+}
+
+// IgnoreDefault reports whether the user has requested to ignore the default target
+// in the magefile.
+func IgnoreDefault() bool {
+ b, _ := strconv.ParseBool(os.Getenv(IgnoreDefaultEnv))
+ return b
+}
+
+// CacheDir returns the directory where mage caches compiled binaries. It
+// defaults to $HOME/.magefile, but may be overridden by the MAGEFILE_CACHE
+// environment variable.
+func CacheDir() string {
+ d := os.Getenv(CacheEnv)
+ if d != "" {
+ return d
+ }
+ switch runtime.GOOS {
+ case "windows":
+ return filepath.Join(os.Getenv("HOMEDRIVE"), os.Getenv("HOMEPATH"), "magefile")
+ default:
+ return filepath.Join(os.Getenv("HOME"), ".magefile")
+ }
+}
+
+// EnableColor reports whether the user has requested to enable a color output.
+func EnableColor() bool {
+ b, _ := strconv.ParseBool(os.Getenv(EnableColorEnv))
+ return b
+}
+
+// TargetColor returns the configured ANSI color name a color output.
+func TargetColor() string {
+ s, exists := os.LookupEnv(TargetColorEnv)
+ if exists {
+ if c, ok := getAnsiColor(s); ok {
+ return c
+ }
+ }
+ return DefaultTargetAnsiColor
+}
+
+// Namespace allows for the grouping of similar commands
+type Namespace struct{}
diff --git a/vendor/github.com/magefile/mage/sh/cmd.go b/vendor/github.com/magefile/mage/sh/cmd.go
new file mode 100644
index 000000000..06af62de2
--- /dev/null
+++ b/vendor/github.com/magefile/mage/sh/cmd.go
@@ -0,0 +1,177 @@
+package sh
+
+import (
+ "bytes"
+ "fmt"
+ "io"
+ "log"
+ "os"
+ "os/exec"
+ "strings"
+
+ "github.com/magefile/mage/mg"
+)
+
+// RunCmd returns a function that will call Run with the given command. This is
+// useful for creating command aliases to make your scripts easier to read, like
+// this:
+//
+// // in a helper file somewhere
+// var g0 = sh.RunCmd("go") // go is a keyword :(
+//
+// // somewhere in your main code
+// if err := g0("install", "github.com/gohugo/hugo"); err != nil {
+// return err
+// }
+//
+// Args passed to command get baked in as args to the command when you run it.
+// Any args passed in when you run the returned function will be appended to the
+// original args. For example, this is equivalent to the above:
+//
+// var goInstall = sh.RunCmd("go", "install") goInstall("github.com/gohugo/hugo")
+//
+// RunCmd uses Exec underneath, so see those docs for more details.
+func RunCmd(cmd string, args ...string) func(args ...string) error {
+ return func(args2 ...string) error {
+ return Run(cmd, append(args, args2...)...)
+ }
+}
+
+// OutCmd is like RunCmd except the command returns the output of the
+// command.
+func OutCmd(cmd string, args ...string) func(args ...string) (string, error) {
+ return func(args2 ...string) (string, error) {
+ return Output(cmd, append(args, args2...)...)
+ }
+}
+
+// Run is like RunWith, but doesn't specify any environment variables.
+func Run(cmd string, args ...string) error {
+ return RunWith(nil, cmd, args...)
+}
+
+// RunV is like Run, but always sends the command's stdout to os.Stdout.
+func RunV(cmd string, args ...string) error {
+ _, err := Exec(nil, os.Stdout, os.Stderr, cmd, args...)
+ return err
+}
+
+// RunWith runs the given command, directing stderr to this program's stderr and
+// printing stdout to stdout if mage was run with -v. It adds adds env to the
+// environment variables for the command being run. Environment variables should
+// be in the format name=value.
+func RunWith(env map[string]string, cmd string, args ...string) error {
+ var output io.Writer
+ if mg.Verbose() {
+ output = os.Stdout
+ }
+ _, err := Exec(env, output, os.Stderr, cmd, args...)
+ return err
+}
+
+// RunWithV is like RunWith, but always sends the command's stdout to os.Stdout.
+func RunWithV(env map[string]string, cmd string, args ...string) error {
+ _, err := Exec(env, os.Stdout, os.Stderr, cmd, args...)
+ return err
+}
+
+// Output runs the command and returns the text from stdout.
+func Output(cmd string, args ...string) (string, error) {
+ buf := &bytes.Buffer{}
+ _, err := Exec(nil, buf, os.Stderr, cmd, args...)
+ return strings.TrimSuffix(buf.String(), "\n"), err
+}
+
+// OutputWith is like RunWith, but returns what is written to stdout.
+func OutputWith(env map[string]string, cmd string, args ...string) (string, error) {
+ buf := &bytes.Buffer{}
+ _, err := Exec(env, buf, os.Stderr, cmd, args...)
+ return strings.TrimSuffix(buf.String(), "\n"), err
+}
+
+// Exec executes the command, piping its stderr to mage's stderr and
+// piping its stdout to the given writer. If the command fails, it will return
+// an error that, if returned from a target or mg.Deps call, will cause mage to
+// exit with the same code as the command failed with. Env is a list of
+// environment variables to set when running the command, these override the
+// current environment variables set (which are also passed to the command). cmd
+// and args may include references to environment variables in $FOO format, in
+// which case these will be expanded before the command is run.
+//
+// Ran reports if the command ran (rather than was not found or not executable).
+// Code reports the exit code the command returned if it ran. If err == nil, ran
+// is always true and code is always 0.
+func Exec(env map[string]string, stdout, stderr io.Writer, cmd string, args ...string) (ran bool, err error) {
+ expand := func(s string) string {
+ s2, ok := env[s]
+ if ok {
+ return s2
+ }
+ return os.Getenv(s)
+ }
+ cmd = os.Expand(cmd, expand)
+ for i := range args {
+ args[i] = os.Expand(args[i], expand)
+ }
+ ran, code, err := run(env, stdout, stderr, cmd, args...)
+ if err == nil {
+ return true, nil
+ }
+ if ran {
+ return ran, mg.Fatalf(code, `running "%s %s" failed with exit code %d`, cmd, strings.Join(args, " "), code)
+ }
+ return ran, fmt.Errorf(`failed to run "%s %s: %v"`, cmd, strings.Join(args, " "), err)
+}
+
+func run(env map[string]string, stdout, stderr io.Writer, cmd string, args ...string) (ran bool, code int, err error) {
+ c := exec.Command(cmd, args...)
+ c.Env = os.Environ()
+ for k, v := range env {
+ c.Env = append(c.Env, k+"="+v)
+ }
+ c.Stderr = stderr
+ c.Stdout = stdout
+ c.Stdin = os.Stdin
+ log.Println("exec:", cmd, strings.Join(args, " "))
+ err = c.Run()
+ return CmdRan(err), ExitStatus(err), err
+}
+
+// CmdRan examines the error to determine if it was generated as a result of a
+// command running via os/exec.Command. If the error is nil, or the command ran
+// (even if it exited with a non-zero exit code), CmdRan reports true. If the
+// error is an unrecognized type, or it is an error from exec.Command that says
+// the command failed to run (usually due to the command not existing or not
+// being executable), it reports false.
+func CmdRan(err error) bool {
+ if err == nil {
+ return true
+ }
+ ee, ok := err.(*exec.ExitError)
+ if ok {
+ return ee.Exited()
+ }
+ return false
+}
+
+type exitStatus interface {
+ ExitStatus() int
+}
+
+// ExitStatus returns the exit status of the error if it is an exec.ExitError
+// or if it implements ExitStatus() int.
+// 0 if it is nil or 1 if it is a different error.
+func ExitStatus(err error) int {
+ if err == nil {
+ return 0
+ }
+ if e, ok := err.(exitStatus); ok {
+ return e.ExitStatus()
+ }
+ if e, ok := err.(*exec.ExitError); ok {
+ if ex, ok := e.Sys().(exitStatus); ok {
+ return ex.ExitStatus()
+ }
+ }
+ return 1
+}
diff --git a/vendor/github.com/magefile/mage/sh/helpers.go b/vendor/github.com/magefile/mage/sh/helpers.go
new file mode 100644
index 000000000..f5d20a271
--- /dev/null
+++ b/vendor/github.com/magefile/mage/sh/helpers.go
@@ -0,0 +1,40 @@
+package sh
+
+import (
+ "fmt"
+ "io"
+ "os"
+)
+
+// Rm removes the given file or directory even if non-empty. It will not return
+// an error if the target doesn't exist, only if the target cannot be removed.
+func Rm(path string) error {
+ err := os.RemoveAll(path)
+ if err == nil || os.IsNotExist(err) {
+ return nil
+ }
+ return fmt.Errorf(`failed to remove %s: %v`, path, err)
+}
+
+// Copy robustly copies the source file to the destination, overwriting the destination if necessary.
+func Copy(dst string, src string) error {
+ from, err := os.Open(src)
+ if err != nil {
+ return fmt.Errorf(`can't copy %s: %v`, src, err)
+ }
+ defer from.Close()
+ finfo, err := from.Stat()
+ if err != nil {
+ return fmt.Errorf(`can't stat %s: %v`, src, err)
+ }
+ to, err := os.OpenFile(dst, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, finfo.Mode())
+ if err != nil {
+ return fmt.Errorf(`can't copy to %s: %v`, dst, err)
+ }
+ defer to.Close()
+ _, err = io.Copy(to, from)
+ if err != nil {
+ return fmt.Errorf(`error copying %s to %s: %v`, src, dst, err)
+ }
+ return nil
+}