fix edit command

README.md

@@ -1,3 +1,4 @@
+# This repository is no longer to develop.
 # tson
 `tson` is JSON viewer and editor written in Go.
 This tool displays JSON as a tree and you can search and edit key or values.
@@ -26,6 +27,32 @@ $ curl -X POST http://gorilla/likes/regist | tson
 $ tson -url http://gorilla/likes/json
 ```
 
+### Use `tson` as a library in your application
+You can use tson in your application as following.
+
+```go
+package main
+
+import (
+	"fmt"
+
+	tson "github.com/skanehira/tson/lib"
+)
+
+func main() {
+	j := []byte(`{"name":"gorilla"}`)
+
+	// tson.Edit([]byte) will return []byte, error
+	res, err := tson.Edit(j)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	fmt.Println(string(res))
+}
+```
+
 ## Keybinding
 ### JSON tree
 

go.mod

@@ -3,11 +3,13 @@ module github.com/skanehira/tson
 go 1.13
 
 require (
-	github.com/creack/pty v1.1.9
+	github.com/creack/pty v1.1.11
 	github.com/gdamore/tcell v1.3.0
 	github.com/gofrs/uuid v3.2.0+incompatible
+	github.com/lucasb-eyer/go-colorful v1.0.3 // indirect
+	github.com/mattn/go-runewidth v0.0.6 // indirect
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/rivo/tview v0.0.0-20190324182152-8a9e26fab0ff
-	github.com/rivo/uniseg v0.1.0 // indirect
+	github.com/rivo/tview v0.0.0-20191129065140-82b05c9fb329
 	golang.org/x/crypto v0.0.0-20191029031824-8986dd9e96cf
+	golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 // indirect
 )

go.sum

@@ -1,23 +1,22 @@
-github.com/DATA-DOG/go-sqlmock v1.3.3 h1:CWUqKXe0s8A2z6qCgkP4Kru7wC11YoAnoupUKFDnH08=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
-github.com/creack/pty v1.1.9 h1:uDmaGzcdjhF4i/plgjmEsriH11Y0o7RKapEf/LDaM3w=
-github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
+github.com/creack/pty v1.1.11 h1:07n33Z8lZxZ2qwegKbObQohDhXDQxiMMz1NOUGYlesw=
+github.com/creack/pty v1.1.11/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko=
 github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
 github.com/gdamore/tcell v1.3.0 h1:r35w0JBADPZCVQijYebl6YMWWtHRqVEGt7kL2eBADRM=
 github.com/gdamore/tcell v1.3.0/go.mod h1:Hjvr+Ofd+gLglo7RYKxxnzCBmev3BzsS67MebKS4zMM=
 github.com/gofrs/uuid v3.2.0+incompatible h1:y12jRkkFxsd7GpqdSZ+/KCs/fJbqpEXSGd4+jfEaewE=
 github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
-github.com/lucasb-eyer/go-colorful v1.0.2 h1:mCMFu6PgSozg9tDNMMK3g18oJBX7oYGrC09mS6CXfO4=
 github.com/lucasb-eyer/go-colorful v1.0.2/go.mod h1:0MS4r+7BZKSJ5mw4/S5MPN+qHFF1fYclkSPilDOKW0s=
-github.com/mattn/go-runewidth v0.0.4 h1:2BvfKmzob6Bmd4YsL0zygOqfdFnK7GR4QL06Do4/p7Y=
+github.com/lucasb-eyer/go-colorful v1.0.3 h1:QIbQXiugsb+q10B+MI+7DI1oQLdmnep86tWFlaaUAac=
+github.com/lucasb-eyer/go-colorful v1.0.3/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
 github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
+github.com/mattn/go-runewidth v0.0.6 h1:V2iyH+aX9C5fsYCpK60U8BYIvmhqxuOL3JZcqc1NB7k=
+github.com/mattn/go-runewidth v0.0.6/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
-github.com/rivo/tview v0.0.0-20190324182152-8a9e26fab0ff h1:GrQgx8/nVONecTx4oGQ6O78pD8lVehvpQqeHGGPrCQM=
-github.com/rivo/tview v0.0.0-20190324182152-8a9e26fab0ff/go.mod h1:J4W+hErFfITUbyFAEXizpmkuxX7ZN56dopxHB4XQhMw=
-github.com/rivo/tview v0.0.0-20191018125527-685bf6da76c2 h1:GVXSfgXOMAeLvFH7IrpY3yYM8H3YekZEFcZ14q9gQXM=
-github.com/rivo/tview v0.0.0-20191018125527-685bf6da76c2/go.mod h1:/rBeY22VG2QprWnEqG57IBC8biVu3i0DOIjRLc9I8H0=
+github.com/rivo/tview v0.0.0-20191129065140-82b05c9fb329 h1:MubHhHJ4mB0A5wMcc2am0/51RydztIDoumyOd0r0yBw=
+github.com/rivo/tview v0.0.0-20191129065140-82b05c9fb329/go.mod h1:/rBeY22VG2QprWnEqG57IBC8biVu3i0DOIjRLc9I8H0=
 github.com/rivo/uniseg v0.1.0 h1:+2KBaVoUmb9XzDsrx/Ct0W/EYOSFf/nWTauy++DprtY=
 github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@@ -25,13 +24,11 @@ golang.org/x/crypto v0.0.0-20191029031824-8986dd9e96cf h1:fnPsqIDRbCSgumaMCRpoIo
 golang.org/x/crypto v0.0.0-20191029031824-8986dd9e96cf/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20190412213103-97732733099d h1:+R4KGOnez64A81RvjARKc4UT5/tI9ujCIVX+P5KiHuI=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756 h1:9nuHUbU8dRnRRfj9KjWUVrJeoexdbeMjttk6Oh1rD10=
 golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191018095205-727590c5006e h1:ZtoklVMHQy6BFRHkbG6JzK+S6rX82//Yeok1vMlizfQ=
 golang.org/x/sys v0.0.0-20191018095205-727590c5006e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
+golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 h1:ZBzSG/7F4eNKz2L3GE9o300RX0Az1Bw5HF7PDraD+qU=
+golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=

gui/gui.go

@@ -216,7 +216,7 @@ func (g *Gui) SaveJSONToFile(file string) error {
 	enc := json.NewEncoder(&buf)
 	enc.SetIndent("", "  ")
 
-	if err := enc.Encode(g.MakeJSON(g.Tree.GetRoot())); err != nil {
+	if err := enc.Encode(g.MakeJSON(g.Tree.OriginRoot)); err != nil {
 		log.Println(fmt.Sprintf("can't marshal json: %s", err))
 		return err
 	}
@@ -247,6 +247,9 @@ func (g *Gui) MakeJSON(node *tview.TreeNode) interface{} {
 		}
 		return i
 	case Key:
+		if len(node.GetChildren()) == 0 {
+			return ""
+		}
 		v := node.GetChildren()[0]
 		if v.GetReference().(Reference).JSONType == Value {
 			return g.parseValue(v)