Add template comparison functions (Go 1.1 compat)

diff --git a/hugolib/template.go b/hugolib/template.go
index f7bd528151148b8da8733a68cebc71fdb93f18c3..86cb4a5480fd07016ffc6892329256d2a0b62625 100644 (file)
--- a/hugolib/template.go
+++ b/hugolib/template.go
@@ -16,7 +16,35 @@ import (
        "github.com/spf13/hugo/helpers"
 )
 
-func Gt(a interface{}, b interface{}) bool {
+func Eq(x, y interface{}) bool {
+       return reflect.DeepEqual(x, y)
+}
+
+func Ne(x, y interface{}) bool {
+       return !Eq(x, y)
+}
+
+func Ge(a, b interface{}) bool {
+       left, right := compareGetInt(a, b)
+       return left >= right
+}
+
+func Gt(a, b interface{}) bool {
+       left, right := compareGetInt(a, b)
+       return left > right
+}
+
+func Le(a, b interface{}) bool {
+       left, right := compareGetInt(a, b)
+       return left <= right
+}
+
+func Lt(a, b interface{}) bool {
+       left, right := compareGetInt(a, b)
+       return left < right
+}
+
+func compareGetInt(a interface{}, b interface{}) (int64, int64) {
        var left, right int64
        av := reflect.ValueOf(a)
 
@@ -40,7 +68,7 @@ func Gt(a interface{}, b interface{}) bool {
                right, _ = strconv.ParseInt(bv.String(), 10, 64)
        }
 
-       return left > right
+       return left, right
 }
 
 // First is exposed to templates, to iterate over the first N items in a
@@ -163,7 +191,12 @@ func NewTemplate() Template {
        funcMap := template.FuncMap{
                "urlize":      helpers.Urlize,
                "sanitizeurl": helpers.SanitizeUrl,
+               "eq":          Eq,
+               "ne":          Ne,
                "gt":          Gt,
+               "ge":          Ge,
+               "lt":          Lt,
+               "le":          Le,
                "isset":       IsSet,
                "echoParam":   ReturnWhenSet,
                "safeHtml":    SafeHtml,