Slightly increase code coverage

internal/gilo/point_test.go

@@ -17,3 +17,12 @@ func TestNewPoint(t *testing.T) {
 		t.Errorf("Failure to create proper Point")
 	}
 }
+
+func TestPoint_Clone(t *testing.T) {
+	point := DefaultPoint()
+	point2 := point.Clone()
+
+	if point == point2 {
+		t.Errorf("Point is identical, not cloned")
+	}
+}

key/key.go

@@ -1,6 +1,9 @@
 package key
 
-import "unicode"
+import (
+	"strings"
+	"unicode"
+)
 
 // ----------------------------------------------------------------------------
 // !Terminal Input Escape Code Sequences
@@ -39,5 +42,5 @@ func Ctrl(char rune) rune {
 
 // IsSeparator Is the character a general token separator type?
 func IsSeparator(char rune) bool {
-	return unicode.IsPunct(char) || unicode.IsSpace(char)
+	return unicode.IsSpace(char) || strings.ContainsRune(",.()+-/*=~%<>[];", char)
 }

key/key_test.go

@@ -59,3 +59,12 @@ func TestCtrl(t *testing.T) {
 		}
 	}
 }
+
+func TestIsSeparator(t *testing.T) {
+	separators := ",.()+-/*=~%<>[] \t"
+	for _, r := range separators {
+		if !IsSeparator(r) {
+			t.Errorf("Expected %q to be a syntax separator", r)
+		}
+	}
+}