Experiment of creating a TypeScript plugin (WIP)

src/generic/arithmeticDirect.ts

@@ -0,0 +1,8 @@
+import {infer} from './infer'
+
+export const square = infer(<T>(dep: {
+  multiply: (a: number, b: number) => number,
+  unaryMinus: (x: number) => number, // just for the experiment
+}): (a: number) => number =>
+  z => dep.multiply(z, z)
+)

src/generic/infer.ts

@@ -0,0 +1,4 @@
+export function infer<T>(arg: T) : T {
+  console.error('infer should be replace with runtime type information by a magic TypeScript plugin')
+  return arg
+}