feat: make stubs for subcommands

3 files changed, 23 insertions, 60 deletions

diff --git a/go.mod b/go.mod
index 2e31171..40ca0f9 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,6 @@ module git.brandonirizarry.xyz/urls
 go 1.26.2
 
 require (
-	git.brandonirizarry.xyz/hamlet v0.1.2
 	github.com/urfave/cli/v3 v3.9.1
 	golang.org/x/net v0.54.0
 )
diff --git a/go.sum b/go.sum
index eeb0d15..87e9e1a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,3 @@
-git.brandonirizarry.xyz/hamlet v0.1.2 h1:yKzEAelhDkN9R098HVY26xVHmrpqqvgFnY9tvlLl814=
-git.brandonirizarry.xyz/hamlet v0.1.2/go.mod h1:J+v/AHboHRz0Tp04nRODRacbmyk6V+f1w2EwA3HQ1Og=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
diff --git a/main.go b/main.go
index a4f6d46..3b40dad 100644
--- a/main.go
+++ b/main.go
@@ -3,7 +3,7 @@
 package main
 
 import (
-	"flag"
+	"context"
 	"fmt"
 	"log"
 	"net/url"
@@ -12,7 +12,7 @@ import (
 	"strings"
 	"time"
 
-	"git.brandonirizarry.xyz/hamlet"
+	"github.com/urfave/cli/v3"
 )
 
 func main() {
@@ -24,65 +24,31 @@ func main() {
 	// without returning them.
 	log.SetFlags(log.LstdFlags | log.Lshortfile)
 
-	maxConcurrency := flag.Int("c", 0, "Maximum number of concurrent queue pushes")
-	urlArg := flag.String("url", "", "Entry-point URL")
-	maxURLs := flag.Int("max", 0, "Maximum number of URLs to collect (omitted or 0 means no limit)")
-	maxDepth := flag.Int("depth", 0, "Maximum URL depth (omitted or 0 means no limit)")
-	shortcode := flag.String("shortcode", "", "URL shortcode")
-	shortcodeFilename := flag.String("scfile", "urls.csv", "Shortcode CSV file")
-
-	flag.Parse()
-
-	// Vet the given CLI arguments for things like negative or
-	// missing values.
-	if *maxConcurrency == 0 {
-		log.Fatal("Missing -c argument")
-	}
-
-	if *maxConcurrency < 1 {
-		log.Fatalf("Invalid -c argument: %d", *maxConcurrency)
-	}
-
-	if *maxURLs < 0 {
-		log.Fatalf("Invalid -max argument: %d", *maxURLs)
-	}
-
-	if *maxDepth < 0 {
-		log.Fatalf("Invalid -depth argument: %d", *maxDepth)
-	}
-
-	// Use hamlet to vet the validity of the given command-line
-	// argument configuration provided by the user.
-	shortcodePresent := hamlet.Present(*shortcode)
-	urlArgPresent := hamlet.Present(*urlArg)
-	if hamlet.Xor(urlArgPresent, shortcodePresent).Deny() {
-		log.Fatal("Need exactly one of -url or -shortcode")
-	}
-
-	if hamlet.If(hamlet.Present(*shortcodeFilename), shortcodePresent).Deny() {
-		log.Fatal("-scfile implies use of -shortcode")
+	cmd := &cli.Command{
+		Usage: "A configurable web crawler",
+		Commands: []*cli.Command{
+			{
+				Name:  "get",
+				Usage: "Crawl the target",
+				Action: func(ctx context.Context, cmd *cli.Command) error {
+					fmt.Println("get!")
+					return nil
+				},
+			},
+			{
+				Name:  "shortcode",
+				Usage: "Configure shortcodes",
+				Action: func(ctx context.Context, cmd *cli.Command) error {
+					fmt.Println("shortcode!")
+					return nil
+				},
+			},
+		},
 	}
 
-	startRawURL := *urlArg
-
-	if shortcodePresent.Assert() {
-		var err error
-		startRawURL, err = getURLFromShortcode(*shortcodeFilename, *shortcode)
-		if err != nil {
-			log.Fatal(err)
-		}
-	}
-
-	startURL, err := convertToURL(startRawURL)
-	if err != nil {
+	if err := cmd.Run(context.Background(), os.Args); err != nil {
 		log.Fatal(err)
 	}
-
-	// Our web crawlers use concurrency: check if any goroutines
-	// have leaked.
-	getLeakProfile(func() {
-		classic(startURL, *maxConcurrency, *maxURLs, *maxDepth)
-	})
 }
 
 // convertToURL parses the given rawURL into a [url.URL]. If the