2 files changed, 5 insertions, 6 deletions
diff --git a/js/src/dropdown.js b/js/src/dropdown.js
index 008294e9b..bada537c9 100644
--- a/js/src/dropdown.js
+++ b/js/src/dropdown.js
@@ -263,7 +263,7 @@ class Dropdown extends BaseComponent {
       typeof config.reference.getBoundingClientRect !== 'function'
     ) {
       // Popper virtual elements require a getBoundingClientRect method
-      throw new Error(`${NAME}: Option "reference" provided type "object" without a required "getBoundingClientRect" method.`)
+      throw new TypeError(`${NAME.toUpperCase()}: Option "reference" provided type "object" without a required "getBoundingClientRect" method.`)
     }
 
     return config
diff --git a/js/src/util/index.js b/js/src/util/index.js
index 9ccad1cbb..22d0a578b 100644
--- a/js/src/util/index.js
+++ b/js/src/util/index.js
@@ -111,15 +111,14 @@ const typeCheckConfig = (componentName, config, configTypes) => {
   Object.keys(configTypes).forEach(property => {
     const expectedTypes = configTypes[property]
     const value = config[property]
-    const valueType = value && isElement(value) ?
-      'element' :
-      toType(value)
+    const valueType = value && isElement(value) ? 'element' : toType(value)
 
     if (!new RegExp(expectedTypes).test(valueType)) {
-      throw new Error(
+      throw new TypeError(
         `${componentName.toUpperCase()}: ` +
         `Option "${property}" provided type "${valueType}" ` +
-        `but expected type "${expectedTypes}".`)
+        `but expected type "${expectedTypes}".`
+      )
     }
   })
 }