Initial QSfera import

Server/vendor/github.com/gookit/goutil/x/stdio/stdio.go

@@ -0,0 +1,94 @@
+// Package stdio provide some standard IO util functions.
+package stdio
+
+import (
+	"bufio"
+	"bytes"
+	"io"
+	"os"
+	"strings"
+)
+
+// DiscardReader anything from the reader
+func DiscardReader(src io.Reader) {
+	_, _ = io.Copy(io.Discard, src)
+}
+
+// ReadString read contents from io.Reader, return empty string on error
+func ReadString(r io.Reader) string {
+	bs, err := io.ReadAll(r)
+	if err != nil {
+		return ""
+	}
+	return string(bs)
+}
+
+// MustReadReader read contents from io.Reader, will panic on error
+func MustReadReader(r io.Reader) []byte {
+	bs, err := io.ReadAll(r)
+	if err != nil {
+		panic(err)
+	}
+	return bs
+}
+
+// NewIOReader instance by input: string, bytes, io.Reader
+func NewIOReader(in any) io.Reader {
+	switch typIn := in.(type) {
+	case []byte:
+		return bytes.NewReader(typIn)
+	case string:
+		return strings.NewReader(typIn)
+	case io.Reader:
+		return typIn
+	}
+	panic("invalid input type for create reader")
+}
+
+// NewScanner instance by input data or reader
+func NewScanner(in any) *bufio.Scanner {
+	switch typIn := in.(type) {
+	case io.Reader:
+		return bufio.NewScanner(typIn)
+	case []byte:
+		return bufio.NewScanner(bytes.NewReader(typIn))
+	case string:
+		return bufio.NewScanner(strings.NewReader(typIn))
+	case *bufio.Scanner:
+		return typIn
+	default:
+		panic("invalid input type for create scanner")
+	}
+}
+
+// SafeClose close io.Closer, ignore error
+func SafeClose(c io.Closer) {
+	_ = c.Close()
+}
+
+// WriteByte to stdout, will ignore error
+func WriteByte(b byte) {
+	_, _ = os.Stdout.Write([]byte{b})
+}
+
+// WriteBytes to stdout, will ignore error
+func WriteBytes(bs []byte) {
+	_, _ = os.Stdout.Write(bs)
+}
+
+// WritelnBytes to stdout, will ignore error
+func WritelnBytes(bs []byte) {
+	_, _ = os.Stdout.Write(bs)
+	_, _ = os.Stdout.Write([]byte("\n"))
+}
+
+// WriteString to stdout. will ignore error
+func WriteString(s string) {
+	_, _ = os.Stdout.WriteString(s)
+}
+
+// Writeln string to stdout. will ignore error
+func Writeln(s string) {
+	_, _ = os.Stdout.WriteString(s)
+	_, _ = os.Stdout.Write([]byte("\n"))
+}