m

view/editor.go

@@ -0,0 +1,50 @@
+/**
+ * @Author:  jager
+ * @Email:   lhj168os@gmail.com
+ * @File:    editor
+ * @Date:    2021/10/19 6:19 下午
+ * @package: view
+ * @Version: v1.0.0
+ *
+ * @Description:
+ *
+ */
+
+package view
+
+import (
+	"bytes"
+	"github.com/jroimartin/gocui"
+	"github.com/mattn/go-runewidth"
+)
+
+func modifyCJK(p []byte) []byte {
+	buf := bytes.NewBuffer(bytes.Trim(p, " \n\t"))
+	sz := len(buf.String())
+	buf1 := bytes.NewBufferString("")
+	var r rune
+	var wr bool
+	for i := 0; i < sz; i++ {
+		r, _, _ = buf.ReadRune()
+		if r != rune(0) && wr == false {
+			buf1.WriteRune(r)
+		} else if wr == true {
+			if r != rune(' ') {
+				buf1.WriteRune(r)
+			}
+		}
+		wr = runewidth.RuneWidth(r) > 1
+	}
+	return buf1.Bytes()
+}
+
+//ReadEditor Read byte array from editor 'v', delete the auto appended blank after CJK runes.
+func ReadEditor(v *gocui.View) []byte {
+	var b = make([]byte, 300)
+	n, _ := v.Read(b)
+	if n > 0 {
+		return modifyCJK(b[:n])
+	} else {
+		return nil
+	}
+}