diff --git a/src/types/util.ts b/src/types/util.ts
index 8d77427c7..fb3512b89 100644
--- a/src/types/util.ts
+++ b/src/types/util.ts
@@ -1,117 +1,103 @@
-type UpperCaseCharacters =
-  | "A"
-  | "B"
-  | "C"
-  | "D"
-  | "E"
-  | "F"
-  | "G"
-  | "H"
-  | "I"
-  | "J"
-  | "K"
-  | "L"
-  | "M"
-  | "N"
-  | "O"
-  | "P"
-  | "Q"
-  | "R"
-  | "S"
-  | "T"
-  | "U"
-  | "V"
-  | "W"
-  | "X"
-  | "Y"
-  | "Z";
+export type UpperCaseCharacters = 'A' | 'B' | 'C' | 'D' | 'E' | 'F' | 'G' | 'H' | 'I' | 'J' | 'K' | 'L' | 'M' | 'N' | 'O' | 'P' | 'Q' | 'R' | 'S' | 'T' | 'U' | 'V' | 'W' | 'X' | 'Y' | 'Z';
+
+export type WordSeparators = '-' | '_' | ' ';
+
+export type StringDigit = '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9';
+
+export type SplitIncludingDelimiters<Source extends string, Delimiter extends string> =
+	Source extends '' ? [] :
+	Source extends `${infer FirstPart}${Delimiter}${infer SecondPart}` ?
+	(
+		Source extends `${FirstPart}${infer UsedDelimiter}${SecondPart}`
+			? UsedDelimiter extends Delimiter
+				? Source extends `${infer FirstPart}${UsedDelimiter}${infer SecondPart}`
+					? [...SplitIncludingDelimiters<FirstPart, Delimiter>, UsedDelimiter, ...SplitIncludingDelimiters<SecondPart, Delimiter>]
+					: never
+				: never
+			: never
+	) :
+	[Source];
 
-type WordSeparators = "-" | "_" | " ";
 
-type SplitIncludingDelimiters<
-  Source extends string,
-  Delimiter extends string,
-> = Source extends "" ? []
-  : Source extends `${infer FirstPart}${Delimiter}${infer SecondPart}` ? (
-    Source extends `${FirstPart}${infer UsedDelimiter}${SecondPart}`
-      ? UsedDelimiter extends Delimiter
-        ? Source extends `${infer FirstPart}${UsedDelimiter}${infer SecondPart}`
-          ? [
-            ...SplitIncludingDelimiters<FirstPart, Delimiter>,
-            UsedDelimiter,
-            ...SplitIncludingDelimiters<SecondPart, Delimiter>,
-          ]
-        : never
-      : never
-      : never
-  )
-  : [Source];
-type StringPartToDelimiterCase<
-  StringPart extends string,
-  UsedWordSeparators extends string,
-  UsedUpperCaseCharacters extends string,
-  Delimiter extends string,
-> = StringPart extends UsedWordSeparators ? Delimiter
-  : StringPart extends UsedUpperCaseCharacters
-    ? `${Delimiter}${Lowercase<StringPart>}`
-  : StringPart;
-type StringArrayToDelimiterCase<
-  Parts extends any[],
-  UsedWordSeparators extends string,
-  UsedUpperCaseCharacters extends string,
-  Delimiter extends string,
-> = Parts extends [`${infer FirstPart}`, ...infer RemainingParts]
-  ? `${StringPartToDelimiterCase<
-    FirstPart,
-    UsedWordSeparators,
-    UsedUpperCaseCharacters,
-    Delimiter
-  >}${StringArrayToDelimiterCase<
-    RemainingParts,
-    UsedWordSeparators,
-    UsedUpperCaseCharacters,
-    Delimiter
-  >}`
-  : "";
-type DelimiterCase<Value, Delimiter extends string> = Value extends string
-  ? StringArrayToDelimiterCase<
-    SplitIncludingDelimiters<Value, WordSeparators | UpperCaseCharacters>,
-    WordSeparators,
-    UpperCaseCharacters,
-    Delimiter
-  >
-  : Value;
 type InnerCamelCaseStringArray<Parts extends any[], PreviousPart> =
-  Parts extends [`${infer FirstPart}`, ...infer RemainingParts]
-    ? FirstPart extends undefined ? ""
-    : FirstPart extends ""
-      ? InnerCamelCaseStringArray<RemainingParts, PreviousPart>
-    : `${PreviousPart extends "" ? FirstPart
-      : Capitalize<FirstPart>}${InnerCamelCaseStringArray<
-      RemainingParts,
-      FirstPart
-    >}`
-    : "";
-type CamelCaseStringArray<Parts extends string[]> = Parts extends
-  [`${infer FirstPart}`, ...infer RemainingParts] ? Uncapitalize<
-  `${FirstPart}${InnerCamelCaseStringArray<RemainingParts, FirstPart>}`
->
-  : never;
-type Split<S extends string, D extends string> = string extends S ? string[]
-  : S extends "" ? []
-  : S extends `${infer T}${D}${infer U}` ? [T, ...Split<U, D>]
-  : [S];
+	Parts extends [`${infer FirstPart}`, ...infer RemainingParts]
+		? FirstPart extends undefined
+			? ''
+			: FirstPart extends ''
+					? InnerCamelCaseStringArray<RemainingParts, PreviousPart>
+					: `${PreviousPart extends '' ? FirstPart : Capitalize<FirstPart>}${InnerCamelCaseStringArray<RemainingParts, FirstPart>}`
+		: '';
 
-export type SnakeCase<Value> = DelimiterCase<Value, "_">;
 
-export type CamelCase<K> = K extends string
-  ? CamelCaseStringArray<Split<K, WordSeparators>>
-  : K;
+type CamelCaseStringArray<Parts extends string[]> =
+	Parts extends [`${infer FirstPart}`, ...infer RemainingParts]
+		? Uncapitalize<`${FirstPart}${InnerCamelCaseStringArray<RemainingParts, FirstPart>}`>
+		: never;
 
-export type CamelCaseProps<T> = {
-  [K in keyof T as CamelCase<K>]: CamelCaseProps<T[K]>;
-};
+type StringPartToDelimiterCase<StringPart extends string, UsedWordSeparators extends string, UsedUpperCaseCharacters extends string, Delimiter extends string> =
+	StringPart extends UsedWordSeparators ? Delimiter :
+	StringPart extends UsedUpperCaseCharacters ? `${Delimiter}${Lowercase<StringPart>}` :
+	StringPart;
 
-export type SnakeCaseProps<T> = {
-  [K in keyof T as SnakeCase<K>]: SnakeCaseProps<T[K]>;
-};
+type StringArrayToDelimiterCase<Parts extends any[], UsedWordSeparators extends string, UsedUpperCaseCharacters extends string, Delimiter extends string> =
+	Parts extends [`${infer FirstPart}`, ...infer RemainingParts]
+		? `${StringPartToDelimiterCase<FirstPart, UsedWordSeparators, UsedUpperCaseCharacters, Delimiter>}${StringArrayToDelimiterCase<RemainingParts, UsedWordSeparators, UsedUpperCaseCharacters, Delimiter>}`
+		: '';
+
+export type DelimiterCase<Value, Delimiter extends string> = Value extends string
+	? StringArrayToDelimiterCase<
+		SplitIncludingDelimiters<Value, WordSeparators | UpperCaseCharacters>,
+		WordSeparators,
+		UpperCaseCharacters,
+		Delimiter
+	>
+	: Value;
+
+export type DelimiterCasedProperties<
+	Value,
+	Delimiter extends string
+> = Value extends Function
+	? Value
+	: Value extends Array<infer U>
+	? Value
+	: { [K in keyof Value as DelimiterCase<K, Delimiter>]: Value[K] };
+
+export type DelimiterCasedPropertiesDeep<
+	Value,
+	Delimiter extends string
+> = Value extends Function
+	? Value
+	: Value extends Array<infer U>
+	? Array<DelimiterCasedPropertiesDeep<U, Delimiter>>
+	: Value extends Set<infer U>
+	? Set<DelimiterCasedPropertiesDeep<U, Delimiter>> : {
+			[K in keyof Value as DelimiterCase<
+				K,
+				Delimiter
+			>]: DelimiterCasedPropertiesDeep<Value[K], Delimiter>;
+	};
+
+export type SnakeCase<Value> = DelimiterCase<Value, '_'>;
+
+export type CamelCase<K> = K extends string ? CamelCaseStringArray<Split<K, WordSeparators>> : K;
+
+export type SnakeCasedProperties<Value> = DelimiterCasedProperties<Value, '_'>;
+
+export type CamelCasedProperties<Value> = Value extends Function
+	? Value
+	: Value extends Array<infer U>
+	? Value
+	: {
+			[K in keyof Value as CamelCase<K>]: Value[K];
+	};
+
+export type SnakeCasedPropertiesDeep<Value> = DelimiterCasedPropertiesDeep<Value, '_'>;
+
+export type CamelCasedPropertiesDeep<Value> = Value extends Function
+	? Value
+	: Value extends Array<infer U>
+	? Array<CamelCasedPropertiesDeep<U>>
+	: Value extends Set<infer U>
+	? Set<CamelCasedPropertiesDeep<U>> : {
+			[K in keyof Value as CamelCase<K>]: CamelCasedPropertiesDeep<Value[K]>;
+	};