Fix package name in golangfinder and file nameing

internal/callgraph/finder/golangfinder/finder.go

@@ -1,4 +1,4 @@
-package golanfinder
+package golangfinder
 
 import (
 	"go/ast"

internal/callgraph/finder/golangfinder/finder_test.go

@@ -1,4 +1,4 @@
-package golanfinder
+package golangfinder
 
 import (
 	"path/filepath"

internal/callgraph/model/model.go

@@ -14,6 +14,8 @@ type Edge struct {
 	CallLine int
 }
 
+// We store the graph in reverse, so child -> parent.
+// This increases the speed of the graph traversal.
 type Node struct {
 	Filename      string
 	Name          string
@@ -100,13 +102,11 @@ func (cg *CallGraph) GetNode(symbol string) *Node {
 func (cg *CallGraph) ToBytes() ([]byte, error) {
 	output := []byte{}
 
-	// Get the keys of cg.Nodes
 	keys := make([]string, 0, len(cg.Nodes))
 	for key := range cg.Nodes {
 		keys = append(keys, key)
 	}
 
-	// Sort the keys
 	sort.Strings(keys)
 
 	output = append(output, []byte("[")...)

internal/callgraph/strategy/strategy_factory.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/debricked/cli/internal/callgraph/cgexec"
 	conf "github.com/debricked/cli/internal/callgraph/config"
-	golanfinder "github.com/debricked/cli/internal/callgraph/finder/golangfinder"
+	golangfinder "github.com/debricked/cli/internal/callgraph/finder/golangfinder"
 	"github.com/debricked/cli/internal/callgraph/finder/javafinder"
 	"github.com/debricked/cli/internal/callgraph/language/golang"
 	java "github.com/debricked/cli/internal/callgraph/language/java11"
@@ -27,7 +27,7 @@ func (sf Factory) Make(config conf.IConfig, paths []string, exclusions []string,
 	case java.Name:
 		return java.NewStrategy(config, paths, exclusions, javafinder.JavaFinder{}, ctx), nil
 	case golang.Name:
-		return golang.NewStrategy(config, paths, exclusions, golanfinder.GolangFinder{}, ctx), nil
+		return golang.NewStrategy(config, paths, exclusions, golangfinder.GolangFinder{}, ctx), nil
 	default:
 		return nil, fmt.Errorf("failed to make strategy from %s", name)
 	}