From 03eddbde0c6e783cfdd2540201d4281b8ac4a03f Mon Sep 17 00:00:00 2001
From: Amy Boyd <amy@amyboyd.co.uk>
Date: Mon, 4 Jul 2016 13:49:43 +0100
Subject: [PATCH] Move reusable regexp constants to utils.go.

---
 editorconfig/full_file_checkers.go |  7 -------
 editorconfig/line_checkers.go      |  8 --------
 editorconfig/utils.go              | 13 +++++++++++++
 3 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/editorconfig/full_file_checkers.go b/editorconfig/full_file_checkers.go
index 8d28c6c..6f1e35c 100644
--- a/editorconfig/full_file_checkers.go
+++ b/editorconfig/full_file_checkers.go
@@ -2,7 +2,6 @@ package editorconfig
 
 import (
 	"github.com/saintfish/chardet"
-	"regexp"
 	"strings"
 )
 
@@ -20,10 +19,6 @@ type FullFileCheckResult struct {
 	messageIfNotOk string
 }
 
-var lfRegexp = regexp.MustCompile(`\n`)
-var crRegexp = regexp.MustCompile(`\r`)
-var crlfRegexp = regexp.MustCompile(`\r\n`)
-
 func CheckEndOfLineRule(ruleValue string, fileContent string) *FullFileCheckResult {
 	// Valid rules values are "lf", "cr", or "crlf". The values are case insensitive.
 	ruleValueLowercase := strings.ToLower(ruleValue)
@@ -63,8 +58,6 @@ func CheckEndOfLineRule(ruleValue string, fileContent string) *FullFileCheckResu
 	return &FullFileCheckResult{isOk: true}
 }
 
-var endsWithFinalNewLineRegexp = regexp.MustCompile(`(\n|\r|\r\n)$`)
-
 func CheckInsertFinalNewLineRule(ruleValue string, fileContent string) *FullFileCheckResult {
 	// Valid rules values are "true" or "false". The values are case insensitive.
 	ruleValueLowercase := strings.ToLower(ruleValue)
diff --git a/editorconfig/line_checkers.go b/editorconfig/line_checkers.go
index 3f5143e..b6a9c18 100644
--- a/editorconfig/line_checkers.go
+++ b/editorconfig/line_checkers.go
@@ -1,7 +1,6 @@
 package editorconfig
 
 import (
-	"regexp"
 	"strconv"
 	"strings"
 )
@@ -23,13 +22,6 @@ type LineCheckResult struct {
 	messageIfNotOk string
 }
 
-var hasIndentationRegexp = regexp.MustCompile(`^[\t ]`)
-var hasNoIndentationRegexp = regexp.MustCompile(`^([^\t ]|$)`)
-var indentedWithMixedTabsAndSpacesRegexp = regexp.MustCompile(`^(\t+ +| +\t+)`)
-var indentedWithTabsRegexp = regexp.MustCompile(`^\t+`)
-var indentedWithTabsThenCommentLineRegexp = regexp.MustCompile(`^\t+ \*`)
-var indentedWithSpacesRegexp = regexp.MustCompile(`^ +`)
-
 func HasIndentation(s string) bool {
 	return hasIndentationRegexp.MatchString(s)
 }
diff --git a/editorconfig/utils.go b/editorconfig/utils.go
index 219b0e7..fefd1a2 100644
--- a/editorconfig/utils.go
+++ b/editorconfig/utils.go
@@ -11,6 +11,19 @@ var filePathSeparatorRegex = regexp.QuoteMeta(string(filepath.Separator))
 
 var endOfPathRegex, _ = regexp.Compile(`[` + filePathSeparatorRegex + `][^` + filePathSeparatorRegex + `]+$`)
 
+var lfRegexp = regexp.MustCompile(`\n`)
+var crRegexp = regexp.MustCompile(`\r`)
+var crlfRegexp = regexp.MustCompile(`\r\n`)
+
+var endsWithFinalNewLineRegexp = regexp.MustCompile(`(\n|\r|\r\n)$`)
+
+var hasIndentationRegexp = regexp.MustCompile(`^[\t ]`)
+var hasNoIndentationRegexp = regexp.MustCompile(`^([^\t ]|$)`)
+var indentedWithMixedTabsAndSpacesRegexp = regexp.MustCompile(`^(\t+ +| +\t+)`)
+var indentedWithTabsRegexp = regexp.MustCompile(`^\t+`)
+var indentedWithTabsThenCommentLineRegexp = regexp.MustCompile(`^\t+ \*`)
+var indentedWithSpacesRegexp = regexp.MustCompile(`^ +`)
+
 func GetParentDir(path string) string {
 	return endOfPathRegex.ReplaceAllString(path, "")
 }