Squishing out more performance.

cmd/burntsushi-tester/main.go

@@ -32,7 +32,7 @@ func main() {
 		flag.Usage()
 	}
 
-	toml, err := parse.Run(os.Stdin)
+	toml, err := parse.RunWithoutSanityChecks(os.Stdin)
 	if err != nil {
 		log.Fatalf("Error decoding TOML: %s", err)
 	} else {

parse/parse.go

@@ -57,3 +57,11 @@ func Run(input interface{}) (ast.Table, error) {
 	err := parse.New(p.startDocument)(input)
 	return p.doc.Root, err
 }
+
+// RunWithoutSanityChecks runs the TOML parser against the provided input data.
+// The parsekit sanity checks are disabled during the parse run.
+func RunWithoutSanityChecks(input interface{}) (ast.Table, error) {
+	p := newParser()
+	err := parse.New(p.startDocument)(input)
+	return p.doc.Root, err
+}

parse2/grammar.go

@@ -12,7 +12,7 @@ import (
 	"github.com/pkg/profile"
 )
 
-const runProfiler = false
+const runProfiler = true
 
 func main() {
 	bytes, _ := ioutil.ReadAll(os.Stdin)