Files
natsnet/tools/go-analyzer/main.go

100 lines
2.7 KiB
Go

package main
import (
"flag"
"fmt"
"log"
"os"
)
func main() {
sourceDir := flag.String("source", "", "Path to Go source root (e.g., ../../golang/nats-server)")
dbPath := flag.String("db", "", "Path to SQLite database file (e.g., ../../porting.db)")
schemaPath := flag.String("schema", "", "Path to SQL schema file (e.g., ../../porting-schema.sql)")
mode := flag.String("mode", "full", "Analysis mode: 'full' (default) or 'call-graph' (incremental)")
flag.Parse()
if *sourceDir == "" || *dbPath == "" {
fmt.Fprintf(os.Stderr, "Usage: go-analyzer --source <path> --db <path> [--schema <path>] [--mode full|call-graph]\n")
flag.PrintDefaults()
os.Exit(1)
}
switch *mode {
case "full":
runFull(*sourceDir, *dbPath, *schemaPath)
case "call-graph":
runCallGraph(*sourceDir, *dbPath)
default:
log.Fatalf("Unknown mode %q: must be 'full' or 'call-graph'", *mode)
}
}
func runFull(sourceDir, dbPath, schemaPath string) {
if schemaPath == "" {
log.Fatal("--schema is required for full mode")
}
// Open DB and apply schema
db, err := OpenDB(dbPath, schemaPath)
if err != nil {
log.Fatalf("Failed to open database: %v", err)
}
defer db.Close()
// Run analysis
analyzer := NewAnalyzer(sourceDir)
result, err := analyzer.Analyze()
if err != nil {
log.Fatalf("Analysis failed: %v", err)
}
// Resolve call graph before writing
resolveCallGraph(result)
// Write to DB
writer := NewDBWriter(db)
if err := writer.WriteAll(result); err != nil {
log.Fatalf("Failed to write results: %v", err)
}
fmt.Printf("Analysis complete:\n")
fmt.Printf(" Modules: %d\n", len(result.Modules))
fmt.Printf(" Features: %d\n", result.TotalFeatures())
fmt.Printf(" Unit Tests: %d\n", result.TotalTests())
fmt.Printf(" Dependencies: %d\n", len(result.Dependencies))
fmt.Printf(" Imports: %d\n", len(result.Imports))
}
func runCallGraph(sourceDir, dbPath string) {
// Open existing DB without schema
db, err := OpenDBNoSchema(dbPath)
if err != nil {
log.Fatalf("Failed to open database: %v", err)
}
defer db.Close()
// Run analysis (parse Go source)
analyzer := NewAnalyzer(sourceDir)
result, err := analyzer.Analyze()
if err != nil {
log.Fatalf("Analysis failed: %v", err)
}
// Resolve call graph
resolveCallGraph(result)
// Update DB incrementally
writer := NewDBWriter(db)
stats, err := writer.UpdateCallGraph(result)
if err != nil {
log.Fatalf("Failed to update call graph: %v", err)
}
fmt.Printf("Call graph analysis complete:\n")
fmt.Printf(" Tests analyzed: %d\n", stats.TestsAnalyzed)
fmt.Printf(" Tests linked: %d\n", stats.TestsLinked)
fmt.Printf(" Dependency rows: %d\n", stats.DependencyRows)
fmt.Printf(" Feature IDs set: %d\n", stats.FeatureIDsSet)
}