Ignore children in propTypes (lyft#6)

Author: mohsen1

src/transforms/react-js-make-props-and-state-transform.ts

@@ -223,7 +223,18 @@ export function reactJSMakePropsAndStateInterfaceTransformFactoryFactory(typeChe
                             return result;
                         }
                         const typeValue = getTypeFromReactPropTypeExpression(propertyAssignment.initializer);
-                        const propertySignature = ts.createPropertySignature([], name, undefined, typeValue, undefined);
+
+                        // Ignore children, React types have it
+                        if (propertyAssignment.name.getText() === 'children') {
+                            return result;
+                        }
+                        const propertySignature = ts.createPropertySignature(
+                            [],
+                            name,
+                            undefined,
+                            typeValue,
+                            undefined,
+                        );
                         result.members.push(propertySignature)
                         return result;
                 }, ts.createTypeLiteralNode([]));

test/react-js-make-props-and-state-transform/static-proptypes-many-props/input.tsx

@@ -2,6 +2,7 @@ import * as React from 'react';
 
 export default class MyComponent extends React.Component {
     static propTypes = {
+        children: React.PropTypes.node,
         any: React.PropTypes.any,
         array: React.PropTypes.array,
         bool: React.PropTypes.bool,
@@ -24,4 +25,4 @@ export default class MyComponent extends React.Component {
     render() {
         return <div />;
     }
-}
+}

test/react-js-make-props-and-state-transform/static-proptypes-many-props/output.tsx

@@ -21,6 +21,7 @@ export default class MyComponent extends React.Component<{
         elementRequired: JSX.Element;
     }, {}> {
     static propTypes = {
+        children: React.PropTypes.node,
         any: React.PropTypes.any,
         array: React.PropTypes.array,
         bool: React.PropTypes.bool,