Function getLeftType

test/fixtures/snapshot/typescript.js:78975–78977

(state)

                setLastResult(state, checkExpression(node, state.checkMode));
            }
            function getLeftType(state) {
                return state.typeStack[state.stackIndex];
            }
            function setLeftType(state, type) {
                state.typeStack[state.stackIndex] = type;
            }