From 41e916a511f37848168a3cddf7cbd1ea1a9ba8da Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Sun, 14 Aug 2016 11:58:47 +0900
Subject: [PATCH] [perf] evaluateBonus can start from sidx - 1

---
 src/algo/algo.go      |  2 +-
 src/util/util.go      | 11 ++++-------
 src/util/util_test.go |  2 +-
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/src/algo/algo.go b/src/algo/algo.go
index 9bf476f..63469c9 100644
--- a/src/algo/algo.go
+++ b/src/algo/algo.go
@@ -55,7 +55,7 @@ func evaluateBonus(caseSensitive bool, text util.Chars, pattern []rune, sidx int
 	lenPattern := len(pattern)
 	consecutive := false
 	prevClass := charNonWord
-	for index := 0; index < eidx; index++ {
+	for index := util.Max(0, sidx-1); index < eidx; index++ {
 		char := text.Get(index)
 		var class charClass
 		if unicode.IsLower(char) {
diff --git a/src/util/util.go b/src/util/util.go
index a95340e..113fee9 100644
--- a/src/util/util.go
+++ b/src/util/util.go
@@ -10,14 +10,11 @@ import (
 )
 
 // Max returns the largest integer
-func Max(first int, items ...int) int {
-	max := first
-	for _, item := range items {
-		if item > max {
-			max = item
-		}
+func Max(first int, second int) int {
+	if first >= second {
+		return first
 	}
-	return max
+	return second
 }
 
 // Min returns the smallest integer
diff --git a/src/util/util_test.go b/src/util/util_test.go
index 06cfd4f..d6a03d9 100644
--- a/src/util/util_test.go
+++ b/src/util/util_test.go
@@ -3,7 +3,7 @@ package util
 import "testing"
 
 func TestMax(t *testing.T) {
-	if Max(-2, 5, 1, 4, 3) != 5 {
+	if Max(-2, 5) != 5 {
 		t.Error("Invalid result")
 	}
 }