fix: Remove unnecessary type guard named isBooleanAttr.

Author: chriseppstein

packages/@css-blocks/core/src/Analyzer/ElementAnalysis.ts

@@ -41,10 +41,6 @@ export interface HasAttrValue<T extends Style = Style> {
   value: Set<T>;
 }
 
-export function isBooleanAttr(o: object): o is HasAttrValue | SerializedHasAttrValue {
-  return hasAttrValue(o);
-}
-
 export function hasAttrValue(o: object): o is HasAttrValue | SerializedHasAttrValue {
   if (!("value" in o)) return false;
   let value = (<HasAttrValue | SerializedHasAttrValue>o).value;
@@ -456,7 +452,7 @@ export class ElementAnalysis<BooleanExpression, StringExpression, TernaryExpress
           stringExpression: style.stringExpression,
         };
       }
-      else if (isBooleanAttr(style) && style.value.has(cond)) {
+      else if (hasAttrValue(style) && style.value.has(cond)) {
         return isConditional(style) ? { condition: style.condition } : true;
       }
     }

packages/@css-blocks/core/src/Analyzer/validations/property-conflict-validator.ts

@@ -6,8 +6,8 @@ import { AttrValue, BlockClass, Ruleset, Style, isBlockClass } from "../../Block
 import { charInFile } from "../../errors";
 import {
   ElementAnalysis,
+  hasAttrValue,
   isAttrGroup,
-  isBooleanAttr,
   isFalseCondition,
   isTrueCondition,
 } from "../ElementAnalysis";
@@ -216,7 +216,7 @@ export const propertyConflictValidator: Validator = (elAnalysis, _templateAnalys
       allConditions.setAll(attrConditions);
     }
 
-    else if (isBooleanAttr(condition)) {
+    else if (hasAttrValue(condition)) {
       for (let val of condition.value) {
         evaluate(val as AttrValue, allConditions, conflicts);
         add(allConditions, val as AttrValue);