Add `go mod` support (#2503)

* Remove vendor and go-dep

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

* Add go.mod

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

* Update Makefile and .travis.yml

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

1 files changed, 0 insertions, 88 deletions

diff --git a/vendor/github.com/spf13/pflag/float32.go b/vendor/github.com/spf13/pflag/float32.go
deleted file mode 100644
index a243f81f7..000000000
--- a/vendor/github.com/spf13/pflag/float32.go
+++ /dev/null
@@ -1,88 +0,0 @@
-package pflag
-
-import "strconv"
-
-// -- float32 Value
-type float32Value float32
-
-func newFloat32Value(val float32, p *float32) *float32Value {
-	*p = val
-	return (*float32Value)(p)
-}
-
-func (f *float32Value) Set(s string) error {
-	v, err := strconv.ParseFloat(s, 32)
-	*f = float32Value(v)
-	return err
-}
-
-func (f *float32Value) Type() string {
-	return "float32"
-}
-
-func (f *float32Value) String() string { return strconv.FormatFloat(float64(*f), 'g', -1, 32) }
-
-func float32Conv(sval string) (interface{}, error) {
-	v, err := strconv.ParseFloat(sval, 32)
-	if err != nil {
-		return 0, err
-	}
-	return float32(v), nil
-}
-
-// GetFloat32 return the float32 value of a flag with the given name
-func (f *FlagSet) GetFloat32(name string) (float32, error) {
-	val, err := f.getFlagType(name, "float32", float32Conv)
-	if err != nil {
-		return 0, err
-	}
-	return val.(float32), nil
-}
-
-// Float32Var defines a float32 flag with specified name, default value, and usage string.
-// The argument p points to a float32 variable in which to store the value of the flag.
-func (f *FlagSet) Float32Var(p *float32, name string, value float32, usage string) {
-	f.VarP(newFloat32Value(value, p), name, "", usage)
-}
-
-// Float32VarP is like Float32Var, but accepts a shorthand letter that can be used after a single dash.
-func (f *FlagSet) Float32VarP(p *float32, name, shorthand string, value float32, usage string) {
-	f.VarP(newFloat32Value(value, p), name, shorthand, usage)
-}
-
-// Float32Var defines a float32 flag with specified name, default value, and usage string.
-// The argument p points to a float32 variable in which to store the value of the flag.
-func Float32Var(p *float32, name string, value float32, usage string) {
-	CommandLine.VarP(newFloat32Value(value, p), name, "", usage)
-}
-
-// Float32VarP is like Float32Var, but accepts a shorthand letter that can be used after a single dash.
-func Float32VarP(p *float32, name, shorthand string, value float32, usage string) {
-	CommandLine.VarP(newFloat32Value(value, p), name, shorthand, usage)
-}
-
-// Float32 defines a float32 flag with specified name, default value, and usage string.
-// The return value is the address of a float32 variable that stores the value of the flag.
-func (f *FlagSet) Float32(name string, value float32, usage string) *float32 {
-	p := new(float32)
-	f.Float32VarP(p, name, "", value, usage)
-	return p
-}
-
-// Float32P is like Float32, but accepts a shorthand letter that can be used after a single dash.
-func (f *FlagSet) Float32P(name, shorthand string, value float32, usage string) *float32 {
-	p := new(float32)
-	f.Float32VarP(p, name, shorthand, value, usage)
-	return p
-}
-
-// Float32 defines a float32 flag with specified name, default value, and usage string.
-// The return value is the address of a float32 variable that stores the value of the flag.
-func Float32(name string, value float32, usage string) *float32 {
-	return CommandLine.Float32P(name, "", value, usage)
-}
-
-// Float32P is like Float32, but accepts a shorthand letter that can be used after a single dash.
-func Float32P(name, shorthand string, value float32, usage string) *float32 {
-	return CommandLine.Float32P(name, shorthand, value, usage)
-}