7 files changed, 90 insertions, 34 deletions
diff --git a/src/modules/color/index.ts b/src/modules/color/index.ts
index 779bd20b..2b355062 100644
--- a/src/modules/color/index.ts
+++ b/src/modules/color/index.ts
@@ -60,12 +60,16 @@ function formatHexColor(
   const { prefix, casing } = options;
 
   switch (casing) {
-    case 'upper':
+    case 'upper': {
       hexColor = hexColor.toUpperCase();
       break;
-    case 'lower':
+    }
+
+    case 'lower': {
       hexColor = hexColor.toLowerCase();
       break;
+    }
+
     case 'mixed':
     // Do nothing
   }
@@ -111,32 +115,49 @@ function toCSS(
 ): string {
   const percentage = (value: number) => Math.round(value * 100);
   switch (cssFunction) {
-    case 'rgba':
+    case 'rgba': {
       return `rgba(${values[0]}, ${values[1]}, ${values[2]}, ${values[3]})`;
-    case 'color':
+    }
+
+    case 'color': {
       return `color(${space} ${values[0]} ${values[1]} ${values[2]})`;
-    case 'cmyk':
+    }
+
+    case 'cmyk': {
       return `cmyk(${percentage(values[0])}%, ${percentage(
         values[1]
       )}%, ${percentage(values[2])}%, ${percentage(values[3])}%)`;
-    case 'hsl':
+    }
+
+    case 'hsl': {
       return `hsl(${values[0]}deg ${percentage(values[1])}% ${percentage(
         values[2]
       )}%)`;
-    case 'hsla':
+    }
+
+    case 'hsla': {
       return `hsl(${values[0]}deg ${percentage(values[1])}% ${percentage(
         values[2]
       )}% / ${percentage(values[3])})`;
-    case 'hwb':
+    }
+
+    case 'hwb': {
       return `hwb(${values[0]} ${percentage(values[1])}% ${percentage(
         values[2]
       )}%)`;
-    case 'lab':
+    }
+
+    case 'lab': {
       return `lab(${percentage(values[0])}% ${values[1]} ${values[2]})`;
-    case 'lch':
+    }
+
+    case 'lch': {
       return `lch(${percentage(values[0])}% ${values[1]} ${values[2]})`;
-    case 'rgb':
+    }
+
+    case 'rgb': {
       return `rgb(${values[0]}, ${values[1]}, ${values[2]})`;
+    }
   }
 }
 
@@ -155,12 +176,17 @@ function toColorFormat(
   space: CssSpaceType = 'sRGB'
 ): string | number[] {
   switch (format) {
-    case 'css':
+    case 'css': {
       return toCSS(values, cssFunction, space);
-    case 'binary':
+    }
+
+    case 'binary': {
       return toBinary(values);
-    case 'decimal':
+    }
+
+    case 'decimal': {
       return values;
+    }
   }
 }
 
diff --git a/src/modules/helpers/eval.ts b/src/modules/helpers/eval.ts
index 033c5d35..4a861ec0 100644
--- a/src/modules/helpers/eval.ts
+++ b/src/modules/helpers/eval.ts
@@ -119,12 +119,15 @@ function evalProcessFunction(
   switch (nextChar) {
     case '.':
     case '(':
-    case undefined:
+    case undefined: {
       break; // valid
-    default:
+    }
+
+    default: {
       throw new FakerError(
         `Expected dot ('.'), open parenthesis ('('), or nothing after function call but got '${nextChar}'`
       );
+    }
   }
 
   return [
@@ -223,7 +226,8 @@ function resolveProperty(entrypoint: unknown, key: string): unknown {
       return entrypoint?.[key as keyof typeof entrypoint];
     }
 
-    default:
+    default: {
       return undefined;
+    }
   }
 }
diff --git a/src/modules/helpers/index.ts b/src/modules/helpers/index.ts
index b21f13e7..b86b2cd7 100644
--- a/src/modules/helpers/index.ts
+++ b/src/modules/helpers/index.ts
@@ -56,8 +56,9 @@ function getRepetitionsBasedOnQuantifierParameters(
         break;
       }
 
-      default:
+      default: {
         throw new FakerError('Unknown quantifier symbol provided.');
+      }
     }
   } else if (quantifierMin != null && quantifierMax != null) {
     repetitions = faker.number.int({
diff --git a/src/modules/location/index.ts b/src/modules/location/index.ts
index 97120766..92284560 100644
--- a/src/modules/location/index.ts
+++ b/src/modules/location/index.ts
@@ -355,12 +355,17 @@ export class LocationModule extends ModuleBase {
     const { variant = 'alpha-2' } = options;
     const key = (() => {
       switch (variant) {
-        case 'numeric':
+        case 'numeric': {
           return 'numeric';
-        case 'alpha-3':
+        }
+
+        case 'alpha-3': {
           return 'alpha3';
-        case 'alpha-2':
+        }
+
+        case 'alpha-2': {
           return 'alpha2';
+        }
       }
     })();
 
diff --git a/src/modules/person/index.ts b/src/modules/person/index.ts
index dce8a45f..6bb4f776 100644
--- a/src/modules/person/index.ts
+++ b/src/modules/person/index.ts
@@ -37,17 +37,20 @@ function selectDefinition<T>(
   let values: T[] | undefined | null;
 
   switch (sex) {
-    case Sex.Female:
+    case Sex.Female: {
       values = female;
       break;
+    }
 
-    case Sex.Male:
+    case Sex.Male: {
       values = male;
       break;
+    }
 
-    default:
+    default: {
       values = generic;
       break;
+    }
   }
 
   if (values == null) {
diff --git a/src/modules/string/index.ts b/src/modules/string/index.ts
index cf469a2c..cfee0dc1 100644
--- a/src/modules/string/index.ts
+++ b/src/modules/string/index.ts
@@ -223,15 +223,20 @@ export class StringModule extends SimpleModuleBase {
 
     let charsArray: string[];
     switch (casing) {
-      case 'upper':
+      case 'upper': {
         charsArray = [...UPPER_CHARS];
         break;
-      case 'lower':
+      }
+
+      case 'lower': {
         charsArray = [...LOWER_CHARS];
         break;
-      case 'mixed':
+      }
+
+      case 'mixed': {
         charsArray = [...LOWER_CHARS, ...UPPER_CHARS];
         break;
+      }
     }
 
     charsArray = charsArray.filter((elem) => !exclude.includes(elem));
@@ -313,15 +318,20 @@ export class StringModule extends SimpleModuleBase {
     let charsArray = [...DIGIT_CHARS];
 
     switch (casing) {
-      case 'upper':
+      case 'upper': {
         charsArray.push(...UPPER_CHARS);
         break;
-      case 'lower':
+      }
+
+      case 'lower': {
         charsArray.push(...LOWER_CHARS);
         break;
-      case 'mixed':
+      }
+
+      case 'mixed': {
         charsArray.push(...LOWER_CHARS, ...UPPER_CHARS);
         break;
+      }
     }
 
     charsArray = charsArray.filter((elem) => !exclude.includes(elem));
diff --git a/src/modules/system/index.ts b/src/modules/system/index.ts
index ee0d2600..3468bbb0 100644
--- a/src/modules/system/index.ts
+++ b/src/modules/system/index.ts
@@ -266,23 +266,30 @@ export class SystemModule extends ModuleBase {
     let prefix = '';
     const digit = () => this.faker.string.numeric({ allowLeadingZeros: true });
     switch (interfaceSchema) {
-      case 'index':
+      case 'index': {
         suffix = digit();
         break;
-      case 'slot':
+      }
+
+      case 'slot': {
         suffix = `${digit()}${
           this.faker.helpers.maybe(() => `f${digit()}`) ?? ''
         }${this.faker.helpers.maybe(() => `d${digit()}`) ?? ''}`;
         break;
-      case 'mac':
+      }
+
+      case 'mac': {
         suffix = this.faker.internet.mac('');
         break;
-      case 'pci':
+      }
+
+      case 'pci': {
         prefix = this.faker.helpers.maybe(() => `P${digit()}`) ?? '';
         suffix = `${digit()}s${digit()}${
           this.faker.helpers.maybe(() => `f${digit()}`) ?? ''
         }${this.faker.helpers.maybe(() => `d${digit()}`) ?? ''}`;
         break;
+      }
     }
 
     return `${prefix}${interfaceType}${commonInterfaceSchemas[interfaceSchema]}${suffix}`;