Facebook Launches Flow, Static Type Checker for JavaScript

Re:Facebook Launches Flow, Static Type Checker for JavaScript by pspeter3 on Tuesday November 18, 2014 @02:41PM (#8625854)

Does it support structural typing? That seems to be the strongest advantage of TypeScript.

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Re:Facebook Launches Flow, Static Type Checker for JavaScript by avik on Tuesday November 18, 2014 @08:26PM (#8627627)

Yes, it does. You can define object types like { x: number; y: string }, tuple types like [number, string], function types like (x:number) => string, etc.

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