Function withProgramOrUndefined

test/fixtures/snapshot/typescript.js:124566–124569

(action)

            return doneInvalidatedProject(state, projectPath);
        }
        function withProgramOrUndefined(action) {
            executeSteps(BuildStep.CreateProgram);
            return program && action(program);
        }
        function withProgramOrEmptyArray(action) {
            return withProgramOrUndefined(action) || ts.emptyArray;
        }