Updated dependencies; removed pointer analyzer as it panics in go 1.22; updated readme and gitignore

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go: [ '1.20', '1.19' ]
+        go: [ '1.22' ]
 
     steps:
       - name: "Checkout"

.gitignore

@@ -29,3 +29,6 @@ _testmain.go
 # Builds
 /.build/
 go-callvis
+
+# IDE
+/.idea/

README.md

@@ -128,6 +128,8 @@ Usage of go-callvis:
     	a list of build tags to consider satisfied during the build. For more information about build tags, see the description of build constraints in the documentation for the go/build package
   -tests
     	Include test code.
+  -algo string
+        Use specific algorithm for package analyzer: static, cha or rta (default "static")
   -version
     	Show version and exit.
 ```

analysis.go

@@ -17,18 +17,16 @@ import (
 	"strings"
 
 	"golang.org/x/tools/go/packages"
-	"golang.org/x/tools/go/pointer"
 	"golang.org/x/tools/go/ssa"
 	"golang.org/x/tools/go/ssa/ssautil"
 )
 
 type CallGraphType string
 
 const (
-	CallGraphTypeStatic  CallGraphType = "static"
-	CallGraphTypeCha                   = "cha"
-	CallGraphTypeRta                   = "rta"
-	CallGraphTypePointer               = "pointer"
+	CallGraphTypeStatic CallGraphType = "static"
+	CallGraphTypeCha    CallGraphType = "cha"
+	CallGraphTypeRta    CallGraphType = "rta"
 )
 
 //==[ type def/func: analysis   ]===============================================
@@ -116,21 +114,6 @@ func (a *analysis) DoAnalysis(
 			roots = append(roots, main.Func("main"))
 		}
 		graph = rta.Analyze(roots, true).CallGraph
-	case CallGraphTypePointer:
-		mains, err := mainPackages(prog.AllPackages())
-		if err != nil {
-			return err
-		}
-		mainPkg = mains[0]
-		config := &pointer.Config{
-			Mains:          mains,
-			BuildCallGraph: true,
-		}
-		ptares, err := pointer.Analyze(config)
-		if err != nil {
-			return err
-		}
-		graph = ptares.CallGraph
 	default:
 		return fmt.Errorf("invalid call graph type: %s", a.opts.algo)
 	}

go.mod

@@ -1,18 +1,18 @@
 module github.com/ofabry/go-callvis
 
-go 1.19
+go 1.22
 
 require (
-	github.com/goccy/go-graphviz v0.1.1
-	github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8
-	golang.org/x/tools v0.8.0
+	github.com/goccy/go-graphviz v0.1.2
+	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c
+	golang.org/x/tools v0.19.0
 )
 
 require (
 	github.com/fogleman/gg v1.3.0 // indirect
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	golang.org/x/image v0.6.0 // indirect
-	golang.org/x/mod v0.10.0 // indirect
-	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/image v0.15.0 // indirect
+	golang.org/x/mod v0.16.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
 )

go.sum

@@ -3,22 +3,32 @@ github.com/fogleman/gg v1.3.0 h1:/7zJX8F6AaYQc57WQCyN9cAIz+4bCJGO9B+dyW29am8=
 github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/goccy/go-graphviz v0.1.1 h1:MGrsnzBxTyt7KG8FhHsFPDTGvF7UaQMmSa6A610DqPg=
 github.com/goccy/go-graphviz v0.1.1/go.mod h1:lpnwvVDjskayq84ZxG8tGCPeZX/WxP88W+OJajh+gFk=
+github.com/goccy/go-graphviz v0.1.2 h1:sWSJ6w13BCm/ZOUTHDVrdvbsxqN8yyzaFcHrH/hQ9Yg=
+github.com/goccy/go-graphviz v0.1.2/go.mod h1:pMYpbAqJT10V8dzV1JN/g/wUlG/0imKPzn3ZsrchGCI=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
 github.com/nfnt/resize v0.0.0-20160724205520-891127d8d1b5 h1:BvoENQQU+fZ9uukda/RzCAL/191HHwJA5b13R6diVlY=
 github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8 h1:KoWmjvw+nsYOo29YJK9vDA65RGE3NrOnUtO7a+RF9HU=
 github.com/pkg/browser v0.0.0-20210911075715-681adbf594b8/go.mod h1:HKlIX3XHQyzLZPlr7++PzdhaXEj94dEiJgZDTsxEqUI=
+github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c h1:+mdjkGKdHQG3305AYmdv1U2eRNDiU2ErMBj1gwrq8eQ=
+github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c/go.mod h1:7rwL4CYBLnjLxUqIJNnCWiEdr3bn6IUYi15bNlnbCCU=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/image v0.6.0 h1:bR8b5okrPI3g/gyZakLZHeWxAR8Dn5CyxXv1hLH5g/4=
 golang.org/x/image v0.6.0/go.mod h1:MXLdDR43H7cDJq5GEGXEVeeNhPgi+YYEQ2pC1byI1x0=
+golang.org/x/image v0.14.0 h1:tNgSxAFe3jC4uYqvZdTr84SZoM1KfwdC9SKIFrLjFn4=
+golang.org/x/image v0.14.0/go.mod h1:HUYqC05R2ZcZ3ejNQsIHQDQiwWM4JBqmm6MKANTp4LE=
+golang.org/x/image v0.15.0 h1:kOELfmgrmJlw4Cdb7g/QGuB3CvDrXbqEIww/pNtNBm8=
+golang.org/x/image v0.15.0/go.mod h1:HUYqC05R2ZcZ3ejNQsIHQDQiwWM4JBqmm6MKANTp4LE=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/mod v0.10.0 h1:lFO9qtOdlre5W1jxS3r/4szv2/6iXxScdzjoBMXNhYk=
 golang.org/x/mod v0.10.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/mod v0.16.0 h1:QX4fJ0Rr5cPQCF7O9lh9Se4pmwfwskqZfq5moyldzic=
+golang.org/x/mod v0.16.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
@@ -33,9 +43,12 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210616045830-e2b7044e8c71/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
@@ -50,4 +63,8 @@ golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/tools v0.8.0 h1:vSDcovVPld282ceKgDimkRSC8kpaH1dgyc9UMzlt84Y=
 golang.org/x/tools v0.8.0/go.mod h1:JxBZ99ISMI5ViVkT1tr6tdNmXeTrcpVSD3vZ1RsRdN4=
+golang.org/x/tools v0.19.0 h1:tfGCXNR1OsFG+sVdLAitlpjAvD/I6dHDKnYrpEZUHkw=
+golang.org/x/tools v0.19.0/go.mod h1:qoJWxmGSIBmAeriMx19ogtrEPrGtDbPK634QFIcLAhc=
+golang.org/x/tools/go/pointer v0.1.0-deprecated h1:PwCkqv2FT35Z4MVxR/tUlvLoL0TkxDjShpBrE4p18Ho=
+golang.org/x/tools/go/pointer v0.1.0-deprecated/go.mod h1:Jd+I2inNruJ+5VRdS+jU4S1t17z5y+UCCRa/eBRwilA=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

main.go

@@ -1,5 +1,4 @@
 // go-callvis: a tool to help visualize the call graph of a Go program.
-//
 package main
 
 import (
@@ -45,8 +44,8 @@ var (
 	outputFile    = flag.String("file", "", "output filename - omit to use server mode")
 	outputFormat  = flag.String("format", "svg", "output file format [svg | png | jpg | ...]")
 	cacheDir      = flag.String("cacheDir", "", "Enable caching to avoid unnecessary re-rendering, you can force rendering by adding 'refresh=true' to the URL query or emptying the cache directory")
-	callgraphAlgo = flag.String("algo", CallGraphTypePointer, fmt.Sprintf("The algorithm used to construct the call graph. Possible values inlcude: %q, %q, %q, %q",
-		CallGraphTypeStatic, CallGraphTypeCha, CallGraphTypeRta, CallGraphTypePointer))
+	callgraphAlgo = flag.String("algo", string(CallGraphTypeStatic), fmt.Sprintf("The algorithm used to construct the call graph. Possible values inlcude: %q, %q, %q",
+		CallGraphTypeStatic, CallGraphTypeCha, CallGraphTypeRta))
 
 	debugFlag   = flag.Bool("debug", false, "Enable verbose log.")
 	versionFlag = flag.Bool("version", false, "Show version and exit.")