feat: throw a useful error if component missing from components

chrisvxd · chrisvxd · commit f87321931816 · 2018-11-04T17:47:20.000Z
diff --git a/src/index.tsx b/src/index.tsx
@@ -54,6 +54,10 @@ class ReactFromJSON<
       throw "Detected `ComponentLookup` prop on a component, but `components` is undefined. You need to define `components` if using `ComponentLookup` props.";
     }
 
+    if (!components[componentType]) {
+      throw `Detected \`${componentType}\` ComponentLookup, but it's not defined in your \`components\` object.`;
+    }
+
     const component = components[componentType][componentIndex];
 
     return this.renderComponent({

Original file line number	Diff line number	Diff line change
`@@ -54,6 +54,10 @@ class ReactFromJSON<`
`54`	`54`	throw "Detected `ComponentLookup` prop on a component, but `components` is undefined. You need to define `components` if using `ComponentLookup` props.";
`55`	`55`	`}`
`56`	`56`
	`57`	`+ if (!components[componentType]) {`
	`58`	+ throw `Detected \`${componentType}\` ComponentLookup, but it's not defined in your \`components\` object.`;
	`59`	`+ }`
	`60`	`+`
`57`	`61`	`const component = components[componentType][componentIndex];`
`58`	`62`
`59`	`63`	`return this.renderComponent({`