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[wpimath] Trajectory: Throw on empty lists of States (#5497)

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Fixes #4141.
This commit is contained in:
Tyler Veness
2023-08-03 08:24:20 -07:00
committed by GitHub
parent 21439b606c
commit 6db2c42966
3 changed files with 26 additions and 0 deletions
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4
wpimath/src/main/native/include/frc/trajectory/Trajectory.h
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@@ -66,6 +66,8 @@ class WPILIB_DLLEXPORT Trajectory {
/**
* Constructs a trajectory from a vector of states.
*
* @throws std::invalid_argument if the vector of states is empty.
*/
explicit Trajectory(const std::vector<State>& states);
@@ -77,6 +79,7 @@ class WPILIB_DLLEXPORT Trajectory {
/**
* Return the states of the trajectory.
*
* @return The states of the trajectory.
*/
const std::vector<State>& States() const { return m_states; }
@@ -86,6 +89,7 @@ class WPILIB_DLLEXPORT Trajectory {
*
* @param t The point in time since the beginning of the trajectory to sample.
* @return The state at that point in time.
* @throws std::runtime_error if the trajectory has no states.
*/
State Sample(units::second_t t) const;