fix: misspell

exp/explain/explain.go

@@ -22,7 +22,7 @@ import (
 // One step can have multiple equivalent forms, starts with original form until the final form.
 type Step struct {
 	EquivalentForms []string
-	Explaination    string
+	Explanation     string
 	Result          string
 }
 
@@ -43,7 +43,7 @@ func Explain(s string) ([]Step, error) {
 	for _, transform := range v.transforms {
 		step := Step{
 			EquivalentForms: []string{transform.Segmented},
-			Explaination:    transform.Explaination,
+			Explanation:     transform.Explanation,
 			Result:          transform.Evaluated,
 		}
 		if transform.Segmented != transform.EquivalentForm {

exp/explain/visitor.go

@@ -39,7 +39,7 @@ const (
 type Transform struct {
 	Segmented      string
 	EquivalentForm string
-	Explaination   string
+	Explanation    string
 	Evaluated      string
 }
 
@@ -212,7 +212,7 @@ func explainBitwise(transform *Transform, xValue, yValue string, op token.Token)
 	ybits := fmt.Sprintf(formatter, int64(fy))
 
 	if op != token.SHL && op != token.SHR {
-		transform.Explaination = fmt.Sprintf("%s\n%s\n%s %s\n%s",
+		transform.Explanation = fmt.Sprintf("%s\n%s\n%s %s\n%s",
 			xbits, ybits,
 			strings.Repeat("-", (size*2)-(size*2/10)), operatorStringMap[op],
 			fmt.Sprintf(formatter, result))
@@ -229,6 +229,6 @@ func explainBitwise(transform *Transform, xValue, yValue string, op token.Token)
 		result = int64(fx) >> int64(fy)
 	}
 
-	transform.Explaination = fmt.Sprintf("%s %s-shifted by %d = %s",
+	transform.Explanation = fmt.Sprintf("%s %s-shifted by %d = %s",
 		xbits, shiftDirection, int64(fy), fmt.Sprintf(formatter, result))
 }

exp/explain/visitor_test.go

@@ -158,9 +158,9 @@ func TestVisit(t *testing.T) {
 
 			transforms := v.Value()
 
-			// Ignore Explaination
+			// Ignore Explanation
 			for i := range transforms {
-				transforms[i].Explaination = ""
+				transforms[i].Explanation = ""
 			}
 
 			if diff := cmp.Diff(transforms, tc.transforms); diff != "" {