do not emit double assignment of class expressions. #8786
Merged
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Closure compiler ES6 support rejects expressions of the form
let A = B = class {}
With a small rewriting of the emitted code the case of decorated and
statically referenced classes, TypeScript ES6 emit satisfies this
requirement.
Before:
let C_1;
let C = C_1 = class C {};
After:
let C_1 = class C {};
let C = C_1;