flow like the river

VISUALIZACION/node_modules/graphql/utilities/valueFromAST.d.ts

@@ -0,0 +1,30 @@
+import { Maybe } from '../jsutils/Maybe';
+
+import { ValueNode } from '../language/ast';
+import { GraphQLInputType } from '../type/definition';
+
+/**
+ * Produces a JavaScript value given a GraphQL Value AST.
+ *
+ * A GraphQL type must be provided, which will be used to interpret different
+ * GraphQL Value literals.
+ *
+ * Returns `undefined` when the value could not be validly coerced according to
+ * the provided type.
+ *
+ * | GraphQL Value        | JSON Value    |
+ * | -------------------- | ------------- |
+ * | Input Object         | Object        |
+ * | List                 | Array         |
+ * | Boolean              | Boolean       |
+ * | String               | String        |
+ * | Int / Float          | Number        |
+ * | Enum Value           | Mixed         |
+ * | NullValue            | null          |
+ *
+ */
+export function valueFromAST(
+  valueNode: Maybe<ValueNode>,
+  type: GraphQLInputType,
+  variables?: Maybe<{ [key: string]: any }>,
+): any;