Upgrade server dependencies, manage them with govendor

vendor/github.com/spf13/cast/Makefile

@@ -0,0 +1,38 @@
+# A Self-Documenting Makefile: http://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
+
+.PHONY: check fmt lint test test-race vet test-cover-html help
+.DEFAULT_GOAL := help
+
+check: test-race fmt vet lint ## Run tests and linters
+
+test: ## Run tests
+	go test ./...
+
+test-race: ## Run tests with race detector
+	go test -race ./...
+
+fmt: ## Run gofmt linter
+	@for d in `go list` ; do \
+		if [ "`gofmt -l -s $$GOPATH/src/$$d | tee /dev/stderr`" ]; then \
+			echo "^ improperly formatted go files" && echo && exit 1; \
+		fi \
+	done
+
+lint: ## Run golint linter
+	@for d in `go list` ; do \
+		if [ "`golint $$d | tee /dev/stderr`" ]; then \
+			echo "^ golint errors!" && echo && exit 1; \
+		fi \
+	done
+
+vet: ## Run go vet linter
+	@if [ "`go vet | tee /dev/stderr`" ]; then \
+		echo "^ go vet errors!" && echo && exit 1; \
+	fi
+
+test-cover-html: ## Generate test coverage report
+	go test -coverprofile=coverage.out -covermode=count
+	go tool cover -func=coverage.out
+
+help:
+	@grep -E '^[a-zA-Z0-9_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

vendor/github.com/spf13/cast/README.md

@@ -1,5 +1,8 @@
 cast
 ====
+[![GoDoc](https://godoc.org/github.com/spf13/cast?status.svg)](https://godoc.org/github.com/spf13/cast)
+[![Build Status](https://api.travis-ci.org/spf13/cast.svg?branch=master)](https://travis-ci.org/spf13/cast)
+[![Go Report Card](https://goreportcard.com/badge/github.com/spf13/cast)](https://goreportcard.com/report/github.com/spf13/cast)
 
 Easy and safe casting from one type to another in Go
 

vendor/github.com/spf13/cast/cast.go

@@ -3,71 +3,157 @@
 // Use of this source code is governed by an MIT-style
 // license that can be found in the LICENSE file.
 
+// Package cast provides easy and safe casting in Go.
 package cast
 
 import "time"
 
+// ToBool casts an interface to a bool type.
 func ToBool(i interface{}) bool {
 	v, _ := ToBoolE(i)
 	return v
 }
 
+// ToTime casts an interface to a time.Time type.
 func ToTime(i interface{}) time.Time {
 	v, _ := ToTimeE(i)
 	return v
 }
 
+// ToDuration casts an interface to a time.Duration type.
 func ToDuration(i interface{}) time.Duration {
 	v, _ := ToDurationE(i)
 	return v
 }
 
+// ToFloat64 casts an interface to a float64 type.
 func ToFloat64(i interface{}) float64 {
 	v, _ := ToFloat64E(i)
 	return v
 }
 
+// ToFloat32 casts an interface to a float32 type.
+func ToFloat32(i interface{}) float32 {
+	v, _ := ToFloat32E(i)
+	return v
+}
+
+// ToInt64 casts an interface to an int64 type.
+func ToInt64(i interface{}) int64 {
+	v, _ := ToInt64E(i)
+	return v
+}
+
+// ToInt32 casts an interface to an int32 type.
+func ToInt32(i interface{}) int32 {
+	v, _ := ToInt32E(i)
+	return v
+}
+
+// ToInt16 casts an interface to an int16 type.
+func ToInt16(i interface{}) int16 {
+	v, _ := ToInt16E(i)
+	return v
+}
+
+// ToInt8 casts an interface to an int8 type.
+func ToInt8(i interface{}) int8 {
+	v, _ := ToInt8E(i)
+	return v
+}
+
+// ToInt casts an interface to an int type.
 func ToInt(i interface{}) int {
 	v, _ := ToIntE(i)
 	return v
 }
 
+// ToUint casts an interface to a uint type.
+func ToUint(i interface{}) uint {
+	v, _ := ToUintE(i)
+	return v
+}
+
+// ToUint64 casts an interface to a uint64 type.
+func ToUint64(i interface{}) uint64 {
+	v, _ := ToUint64E(i)
+	return v
+}
+
+// ToUint32 casts an interface to a uint32 type.
+func ToUint32(i interface{}) uint32 {
+	v, _ := ToUint32E(i)
+	return v
+}
+
+// ToUint16 casts an interface to a uint16 type.
+func ToUint16(i interface{}) uint16 {
+	v, _ := ToUint16E(i)
+	return v
+}
+
+// ToUint8 casts an interface to a uint8 type.
+func ToUint8(i interface{}) uint8 {
+	v, _ := ToUint8E(i)
+	return v
+}
+
+// ToString casts an interface to a string type.
 func ToString(i interface{}) string {
 	v, _ := ToStringE(i)
 	return v
 }
 
+// ToStringMapString casts an interface to a map[string]string type.
 func ToStringMapString(i interface{}) map[string]string {
 	v, _ := ToStringMapStringE(i)
 	return v
 }
 
+// ToStringMapStringSlice casts an interface to a map[string][]string type.
 func ToStringMapStringSlice(i interface{}) map[string][]string {
 	v, _ := ToStringMapStringSliceE(i)
 	return v
 }
 
+// ToStringMapBool casts an interface to a map[string]bool type.
 func ToStringMapBool(i interface{}) map[string]bool {
 	v, _ := ToStringMapBoolE(i)
 	return v
 }
 
+// ToStringMap casts an interface to a map[string]interface{} type.
 func ToStringMap(i interface{}) map[string]interface{} {
 	v, _ := ToStringMapE(i)
 	return v
 }
 
+// ToSlice casts an interface to a []interface{} type.
 func ToSlice(i interface{}) []interface{} {
 	v, _ := ToSliceE(i)
 	return v
 }
 
+// ToBoolSlice casts an interface to a []bool type.
+func ToBoolSlice(i interface{}) []bool {
+	v, _ := ToBoolSliceE(i)
+	return v
+}
+
+// ToStringSlice casts an interface to a []string type.
 func ToStringSlice(i interface{}) []string {
 	v, _ := ToStringSliceE(i)
 	return v
 }
 
+// ToIntSlice casts an interface to a []int type.
 func ToIntSlice(i interface{}) []int {
 	v, _ := ToIntSliceE(i)
 	return v
 }
+
+// ToDurationSlice casts an interface to a []time.Duration type.
+func ToDurationSlice(i interface{}) []time.Duration {
+	v, _ := ToDurationSliceE(i)
+	return v
+}

vendor/github.com/spf13/cast/cast_test.go

@@ -1,164 +0,0 @@
-// Copyright © 2014 Steve Francia <spf@spf13.com>.
-//
-// Use of this source code is governed by an MIT-style
-// license that can be found in the LICENSE file.
-
-package cast
-
-import (
-	"html/template"
-	"testing"
-	"time"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestToInt(t *testing.T) {
-	var eight interface{} = 8
-	assert.Equal(t, ToInt(8), 8)
-	assert.Equal(t, ToInt(8.31), 8)
-	assert.Equal(t, ToInt("8"), 8)
-	assert.Equal(t, ToInt(true), 1)
-	assert.Equal(t, ToInt(false), 0)
-	assert.Equal(t, ToInt(eight), 8)
-}
-
-func TestToFloat64(t *testing.T) {
-	var eight interface{} = 8
-	assert.Equal(t, ToFloat64(8), 8.00)
-	assert.Equal(t, ToFloat64(8.31), 8.31)
-	assert.Equal(t, ToFloat64("8.31"), 8.31)
-	assert.Equal(t, ToFloat64(eight), 8.0)
-}
-
-func TestToString(t *testing.T) {
-	var foo interface{} = "one more time"
-	assert.Equal(t, ToString(8), "8")
-	assert.Equal(t, ToString(8.12), "8.12")
-	assert.Equal(t, ToString([]byte("one time")), "one time")
-	assert.Equal(t, ToString(template.HTML("one time")), "one time")
-	assert.Equal(t, ToString(template.URL("http://somehost.foo")), "http://somehost.foo")
-	assert.Equal(t, ToString(foo), "one more time")
-	assert.Equal(t, ToString(nil), "")
-	assert.Equal(t, ToString(true), "true")
-	assert.Equal(t, ToString(false), "false")
-}
-
-type foo struct {
-	val string
-}
-
-func (x foo) String() string {
-	return x.val
-}
-
-func TestStringerToString(t *testing.T) {
-
-	var x foo
-	x.val = "bar"
-	assert.Equal(t, "bar", ToString(x))
-}
-
-type fu struct {
-	val string
-}
-
-func (x fu) Error() string {
-	return x.val
-}
-
-func TestErrorToString(t *testing.T) {
-	var x fu
-	x.val = "bar"
-	assert.Equal(t, "bar", ToString(x))
-}
-
-func TestMaps(t *testing.T) {
-	var taxonomies = map[interface{}]interface{}{"tag": "tags", "group": "groups"}
-	var stringMapBool = map[interface{}]interface{}{"v1": true, "v2": false}
-
-	// ToStringMapString inputs/outputs
-	var stringMapString = map[string]string{"key 1": "value 1", "key 2": "value 2", "key 3": "value 3"}
-	var stringMapInterface = map[string]interface{}{"key 1": "value 1", "key 2": "value 2", "key 3": "value 3"}
-	var interfaceMapString = map[interface{}]string{"key 1": "value 1", "key 2": "value 2", "key 3": "value 3"}
-	var interfaceMapInterface = map[interface{}]interface{}{"key 1": "value 1", "key 2": "value 2", "key 3": "value 3"}
-
-	// ToStringMapStringSlice inputs/outputs
-	var stringMapStringSlice = map[string][]string{"key 1": []string{"value 1", "value 2", "value 3"}, "key 2": []string{"value 1", "value 2", "value 3"}, "key 3": []string{"value 1", "value 2", "value 3"}}
-	var stringMapInterfaceSlice = map[string][]interface{}{"key 1": []interface{}{"value 1", "value 2", "value 3"}, "key 2": []interface{}{"value 1", "value 2", "value 3"}, "key 3": []interface{}{"value 1", "value 2", "value 3"}}
-	var stringMapStringSingleSliceFieldsResult = map[string][]string{"key 1": []string{"value", "1"}, "key 2": []string{"value", "2"}, "key 3": []string{"value", "3"}}
-	var interfaceMapStringSlice = map[interface{}][]string{"key 1": []string{"value 1", "value 2", "value 3"}, "key 2": []string{"value 1", "value 2", "value 3"}, "key 3": []string{"value 1", "value 2", "value 3"}}
-	var interfaceMapInterfaceSlice = map[interface{}][]interface{}{"key 1": []interface{}{"value 1", "value 2", "value 3"}, "key 2": []interface{}{"value 1", "value 2", "value 3"}, "key 3": []interface{}{"value 1", "value 2", "value 3"}}
-
-	var stringMapStringSliceMultiple = map[string][]string{"key 1": []string{"value 1", "value 2", "value 3"}, "key 2": []string{"value 1", "value 2", "value 3"}, "key 3": []string{"value 1", "value 2", "value 3"}}
-	var stringMapStringSliceSingle = map[string][]string{"key 1": []string{"value 1"}, "key 2": []string{"value 2"}, "key 3": []string{"value 3"}}
-
-	assert.Equal(t, ToStringMap(taxonomies), map[string]interface{}{"tag": "tags", "group": "groups"})
-	assert.Equal(t, ToStringMapBool(stringMapBool), map[string]bool{"v1": true, "v2": false})
-
-	// ToStringMapString tests
-	assert.Equal(t, ToStringMapString(stringMapString), stringMapString)
-	assert.Equal(t, ToStringMapString(stringMapInterface), stringMapString)
-	assert.Equal(t, ToStringMapString(interfaceMapString), stringMapString)
-	assert.Equal(t, ToStringMapString(interfaceMapInterface), stringMapString)
-
-	// ToStringMapStringSlice tests
-	assert.Equal(t, ToStringMapStringSlice(stringMapStringSlice), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(stringMapInterfaceSlice), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(stringMapStringSliceMultiple), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(stringMapStringSliceMultiple), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(stringMapString), stringMapStringSliceSingle)
-	assert.Equal(t, ToStringMapStringSlice(stringMapInterface), stringMapStringSliceSingle)
-	assert.Equal(t, ToStringMapStringSlice(interfaceMapStringSlice), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(interfaceMapInterfaceSlice), stringMapStringSlice)
-	assert.Equal(t, ToStringMapStringSlice(interfaceMapString), stringMapStringSingleSliceFieldsResult)
-	assert.Equal(t, ToStringMapStringSlice(interfaceMapInterface), stringMapStringSingleSliceFieldsResult)
-}
-
-func TestSlices(t *testing.T) {
-	assert.Equal(t, []string{"a", "b"}, ToStringSlice([]string{"a", "b"}))
-	assert.Equal(t, []string{"1", "3"}, ToStringSlice([]interface{}{1, 3}))
-	assert.Equal(t, []int{1, 3}, ToIntSlice([]int{1, 3}))
-	assert.Equal(t, []int{1, 3}, ToIntSlice([]interface{}{1.2, 3.2}))
-	assert.Equal(t, []int{2, 3}, ToIntSlice([]string{"2", "3"}))
-	assert.Equal(t, []int{2, 3}, ToIntSlice([2]string{"2", "3"}))
-}
-
-func TestToBool(t *testing.T) {
-	assert.Equal(t, ToBool(0), false)
-	assert.Equal(t, ToBool(nil), false)
-	assert.Equal(t, ToBool("false"), false)
-	assert.Equal(t, ToBool("FALSE"), false)
-	assert.Equal(t, ToBool("False"), false)
-	assert.Equal(t, ToBool("f"), false)
-	assert.Equal(t, ToBool("F"), false)
-	assert.Equal(t, ToBool(false), false)
-	assert.Equal(t, ToBool("foo"), false)
-
-	assert.Equal(t, ToBool("true"), true)
-	assert.Equal(t, ToBool("TRUE"), true)
-	assert.Equal(t, ToBool("True"), true)
-	assert.Equal(t, ToBool("t"), true)
-	assert.Equal(t, ToBool("T"), true)
-	assert.Equal(t, ToBool(1), true)
-	assert.Equal(t, ToBool(true), true)
-	assert.Equal(t, ToBool(-1), true)
-}
-
-func TestIndirectPointers(t *testing.T) {
-	x := 13
-	y := &x
-	z := &y
-
-	assert.Equal(t, ToInt(y), 13)
-	assert.Equal(t, ToInt(z), 13)
-}
-
-func TestToDuration(t *testing.T) {
-	a := time.Second * 5
-	ai := int64(a)
-	b := time.Second * 5
-	bf := float64(b)
-	assert.Equal(t, ToDuration(ai), a)
-	assert.Equal(t, ToDuration(bf), b)
-}