git: remove src/gitalias/* from this repository

3 files changed, 3 insertions, 118 deletions

diff --git a/README b/README
index a74d355..65f58fa 100644
--- a/README
+++ b/README
@@ -32,6 +32,9 @@ $ cargo install alacritty
 
 $ cd ~/src/reparojson
 $ cargo install --path .
+
+$ cd ~/src/git-helpers
+$ go install ./cmd/...
 ```
 
 ## PC 168
diff --git a/src/gitalias/git-extract-issue.go b/src/gitalias/git-extract-issue.go
deleted file mode 100644
index 4681d4d..0000000
--- a/src/gitalias/git-extract-issue.go
+++ /dev/null
@@ -1,38 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-	"regexp"
-)
-
-func main() {
-	argv := os.Args
-	argc := len(argv)
-	if argc != 2 {
-		return
-	}
-	branchName := argv[1]
-	fmt.Println(extractIssueNumberFromBranchName(branchName))
-}
-
-// * 123                       => #123
-// * 123-suffix                => #123
-// * feature/123               => #123
-// * feature/123-suffix        => #123
-// * feature/prefix-123        => prefix-123
-// * feature/prefix-123-suffix => prefix-123
-func extractIssueNumberFromBranchName(branchName string) string {
-	pattern := regexp.MustCompile(`\A(?:\w+/)?(\w+-)?(\d+)(?:-\w+)*\z`)
-	matches := pattern.FindSubmatch([]byte(branchName))
-	if len(matches) != 3 {
-		return ""
-	}
-	var prefix string
-	if len(matches[1]) == 0 {
-		prefix = "#"
-	} else {
-		prefix = string(matches[1])
-	}
-	return prefix + string(matches[2])
-}
diff --git a/src/gitalias/git-sw.go b/src/gitalias/git-sw.go
deleted file mode 100644
index 5c098a1..0000000
--- a/src/gitalias/git-sw.go
+++ /dev/null
@@ -1,80 +0,0 @@
-package main
-
-import (
-	"log"
-	"os"
-	"os/exec"
-	"strings"
-	"unicode"
-)
-
-func main() {
-	gitArgs := []string{"switch"}
-	if requiresDetachFlag(os.Args) {
-		gitArgs = append(gitArgs, "--detach")
-	}
-	firstPositionalArg := true
-	for i, argv := range os.Args {
-		if i == 0 {
-			continue // argv[0] is a program name.
-		}
-		if firstPositionalArg && !strings.HasPrefix(argv, "-") {
-			if isInt(argv) {
-				argv = "feature/" + argv
-			}
-			firstPositionalArg = false
-		}
-		gitArgs = append(gitArgs, argv)
-	}
-
-	cmd := exec.Command("git", gitArgs...)
-	cmd.Stdin = os.Stdin
-	cmd.Stdout = os.Stdout
-	cmd.Stderr = os.Stderr
-
-	err := cmd.Run()
-	if err != nil {
-		switch err.(type) {
-		case *exec.ExitError:
-			// Do nothing here because Git has already reported the error.
-		default:
-			log.Fatal(err)
-		}
-	}
-
-	os.Exit(cmd.ProcessState.ExitCode())
-}
-
-func requiresDetachFlag(argv []string) bool {
-	argc := len(argv)
-	if argc == 1 {
-		return false
-	}
-	firstArg := argv[1]
-
-	// Example: origin/main, upstream/develop
-	if strings.HasPrefix(firstArg, "origin/") || strings.HasPrefix(firstArg, "upstream/") {
-		return true
-	}
-
-	// Example: 1234, cafebabe
-	if len(firstArg) >= 4 {
-		for _, c := range firstArg {
-			if !unicode.Is(unicode.ASCII_Hex_Digit, c) {
-				return false
-			}
-		}
-		return true
-	}
-
-	return false
-}
-
-func isInt(s string) bool {
-	for _, c := range s {
-		if !unicode.IsDigit(c) {
-			return false
-		}
-	}
-	return true
-}