Initial commit

go.mod

@@ -0,0 +1,18 @@
+module github.com/wesleimp/checkout
+
+go 1.17
+
+require github.com/ktr0731/go-fuzzyfinder v0.5.1
+
+require (
+	github.com/gdamore/encoding v1.0.0 // indirect
+	github.com/gdamore/tcell/v2 v2.4.0 // indirect
+	github.com/lucasb-eyer/go-colorful v1.0.3 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/nsf/termbox-go v0.0.0-20201124104050-ed494de23a00 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
+	golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c // indirect
+	golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf // indirect
+	golang.org/x/text v0.3.6 // indirect
+)

go.sum

@@ -0,0 +1,34 @@
+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/v2 v2.4.0 h1:W6dxJEmaxYvhICFoTY3WrLLEXsQ11SaFnKGVEXW57KM=
+github.com/gdamore/tcell/v2 v2.4.0/go.mod h1:cTTuF84Dlj/RqmaCIV5p4w8uG1zWdk0SF6oBpwHp4fU=
+github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
+github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=
+github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/ktr0731/go-fuzzyfinder v0.5.1 h1:rDcWxmGi6ux4NURekn9iAXpbYBp8Kj4cznrz162S9og=
+github.com/ktr0731/go-fuzzyfinder v0.5.1/go.mod h1:gud27uRG2vF+oD58eGhYZj7Pc9enRX0qecwp09w/jno=
+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 v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
+github.com/mattn/go-runewidth v0.0.10/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
+github.com/mattn/go-runewidth v0.0.13 h1:lTGmDsbAYt5DmK6OnoV7EuIF1wEIFAcxld6ypU4OSgU=
+github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/nsf/termbox-go v0.0.0-20201124104050-ed494de23a00 h1:Rl8NelBe+n7SuLbJyw13ho7CGWUt2BjGGKIoreCWQ/c=
+github.com/nsf/termbox-go v0.0.0-20201124104050-ed494de23a00/go.mod h1:T0cTdVuOwf7pHQNtfhnEbzHbcNyCEcVU4YPpouCbVxo=
+github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
+golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf h1:MZ2shdL+ZM/XzY3ZGOnh4Nlpnxz5GSOhOmtHo3iPU6M=
+golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

main.go

@@ -0,0 +1,75 @@
+package main
+
+import (
+	"bufio"
+	"os"
+	"os/exec"
+	"strings"
+
+	"github.com/ktr0731/go-fuzzyfinder"
+)
+
+type Checkout struct {
+	from string
+	to   string
+}
+
+func main() {
+	cmd := exec.Command("git", "reflog")
+
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		panic(err.Error())
+	}
+
+	stderr, err := cmd.StderrPipe()
+	if err != nil {
+		panic(err.Error())
+	}
+
+	if err := cmd.Start(); err != nil {
+		println(bufio.NewScanner(stdout).Text())
+		println(bufio.NewScanner(stderr).Text())
+		os.Exit(1)
+	}
+
+	counter := 0
+	bm := map[string]bool{}
+	scanner := bufio.NewScanner(stdout)
+	for scanner.Scan() && counter < 10000 {
+		line := scanner.Text()
+		if strings.Contains(line, "checkout: moving from") {
+			bb := strings.Split(strings.Split(line, "checkout: moving from")[1], "to")
+			for _, b := range bb {
+				trimmed := strings.TrimSpace(b)
+				if trimmed != "" {
+					bm[trimmed] = true
+				}
+			}
+		}
+		counter++
+	}
+
+	if err := cmd.Wait(); err != nil {
+		panic(err.Error())
+	}
+
+	branches := []string{}
+	for b := range bm {
+		branches = append(branches, b)
+	}
+
+	if len(branches) == 1 {
+		println("No branches found")
+		os.Exit(0)
+	}
+
+	idx, err := fuzzyfinder.Find(branches, func(i int) string {
+		return branches[i]
+	})
+	if err != nil {
+		panic(err.Error())
+	}
+	println("selected %v", idx)
+
+}