refactor(client): add proper types to never[] (#9340)

packages/client/src/scripts/collect-page-vars.ts

@@ -1,42 +1,62 @@
-export function collectPageVars(content) {
-	const pageVars = [];
-	const collect = (xs: any[]) => {
+interface StringPageVar {
+	name: string,
+	type: 'string',
+	value: string
+}
+
+interface NumberPageVar {
+	name: string,
+	type: 'number',
+	value: number
+}
+
+interface BooleanPageVar {
+	name: string,
+	type: 'boolean',
+	value: boolean
+}
+
+type PageVar = StringPageVar | NumberPageVar | BooleanPageVar;
+
+export function collectPageVars(content): PageVar[] {
+	const pageVars: PageVar[] = [];
+	const collect = (xs: any[]): void => {
 		for (const x of xs) {
 			if (x.type === 'textInput') {
 				pageVars.push({
 					name: x.name,
 					type: 'string',
-					value: x.default || ''
+					value: x.default || '',
 				});
 			} else if (x.type === 'textareaInput') {
 				pageVars.push({
 					name: x.name,
 					type: 'string',
-					value: x.default || ''
+					value: x.default || '',
 				});
 			} else if (x.type === 'numberInput') {
 				pageVars.push({
 					name: x.name,
 					type: 'number',
-					value: x.default || 0
+					value: x.default || 0,
 				});
 			} else if (x.type === 'switch') {
 				pageVars.push({
 					name: x.name,
 					type: 'boolean',
-					value: x.default || false
+					value: x.default || false,
 				});
 			} else if (x.type === 'counter') {
 				pageVars.push({
 					name: x.name,
 					type: 'number',
-					value: 0
+					value: 0,
 				});
 			} else if (x.type === 'radioButton') {
 				pageVars.push({
 					name: x.name,
 					type: 'string',
-					value: x.default || ''
+					value: x.default || '',
 				});
 			} else if (x.children) {
 				collect(x.children);