Add fixer for end-of-line characters.

editorconfig/full_file_fixers.go

@@ -0,0 +1,31 @@
+package editorconfig
+
+import (
+	"regexp"
+	"strings"
+)
+
+type FullFileFixer func(ruleValue string, fileContent string) string
+
+func FixEndOfLineRule(ruleValue string, fileContent string) string {
+	ruleValueLowercase := strings.ToLower(ruleValue)
+
+	if ruleValueLowercase == "lf" {
+		fileContent = crlfRegexp.ReplaceAllString(fileContent, "\n")
+		fileContent = crRegexp.ReplaceAllString(fileContent, "\n")
+		return fileContent
+	}
+
+	if ruleValueLowercase == "cr" {
+		fileContent = crlfRegexp.ReplaceAllString(fileContent, "\r")
+		fileContent = lfRegexp.ReplaceAllString(fileContent, "\r")
+		return fileContent
+	}
+
+	if ruleValueLowercase == "crlf" {
+		fileContent = regexp.MustCompile("(\r\n|\r|\n)").ReplaceAllString(fileContent, "\r\n")
+		return fileContent
+	}
+
+	return fileContent
+}