fcd9334f57
* Add support for Optional Chaining * Add grammar error for invalid tagged template, more tests * Prototype * PR feedback * Add errors for invalid assignments and a trailing '?.' * Add additional signature help test, fix lint warnings * Fix to insert text for completions * Add initial control-flow analysis for optional chains * PR Feedback and more tests * Update to control flow * Remove mangled smart quotes in comments * Fix lint, PR feedback * Updates to control flow * Switch to FlowCondition for CFA of optional chains * Fix ?. insertion for completions on type variables * Accept API baseline change * Clean up types * improve control-flow debug output * Revert Debug.formatControlFlowGraph helper
16 lines
441 B
TypeScript
16 lines
441 B
TypeScript
//// [callChain.2.ts]
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declare const o1: undefined | (() => number);
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o1?.();
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declare const o2: undefined | { b: () => number };
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o2?.b();
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declare const o3: { b: (() => { c: string }) | undefined };
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o3.b?.().c;
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//// [callChain.2.js]
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var _a, _b, _c, _d;
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(_a = o1) === null || _a === void 0 ? void 0 : _a();
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(_b = o2) === null || _b === void 0 ? void 0 : _b.b();
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(_d = (_c = o3).b) === null || _d === void 0 ? void 0 : _d.call(_c).c;
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