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diff --git a/development/flow/README b/development/flow/README new file mode 100644 index 0000000000..a38b4d172a --- /dev/null +++ b/development/flow/README @@ -0,0 +1,11 @@ +The goal of Flow is to find errors in JavaScript code with little programmer effort. +Flow relies heavily on type inference to find type errors even when the program has not been annotated +It precisely tracks the types of variables as they flow through the program. + +At the same time, Flow is a gradual type system. +Any parts of your program that are dynamic in nature can easily bypass the type checker +so you can mix statically typed code with dynamic code. + +Flow also supports a highly expressive type language. +Flow types can express much more fine-grained distinctions than traditional type systems. +For example, Flow helps you catch errors involving null, unlike most type systems. |