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allow task setters to return error values

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This commit is contained in:
Dustin J. Mitchell
2022-01-31 19:34:21 +00:00
parent 8bd9605b25
commit ef0bb2ced4
4 changed files with 75 additions and 49 deletions
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22
lib/taskchampion.h
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@@ -11,9 +11,9 @@
* an error response. It is equivalent to `Result<bool, ()>`.
*/
typedef enum TCResult {
TC_RESULT_TRUE,
TC_RESULT_FALSE,
TC_RESULT_ERROR,
TC_RESULT_ERROR = -1,
TC_RESULT_FALSE = 0,
TC_RESULT_TRUE = 1,
} TCResult;
/**
@@ -258,30 +258,30 @@ bool tc_task_is_active(const struct TCTask *task);
/**
* Set a mutable task's status.
*
* Returns false on error.
* Returns TC_RESULT_TRUE on success and TC_RESULT_ERROR on failure.
*/
bool tc_task_set_status(struct TCTask *task, enum TCStatus status);
enum TCResult tc_task_set_status(struct TCTask *task, enum TCStatus status);
/**
* Set a mutable task's description.
*
* Returns false on error.
* Returns TC_RESULT_TRUE on success and TC_RESULT_ERROR on failure.
*/
bool tc_task_set_description(struct TCTask *task, struct TCString *description);
enum TCResult tc_task_set_description(struct TCTask *task, struct TCString *description);
/**
* Start a task.
*
* TODO: error
* Returns TC_RESULT_TRUE on success and TC_RESULT_ERROR on failure.
*/
void tc_task_start(struct TCTask *task);
enum TCResult tc_task_start(struct TCTask *task);
/**
* Stop a task.
*
* TODO: error
* Returns TC_RESULT_TRUE on success and TC_RESULT_ERROR on failure.
*/
void tc_task_stop(struct TCTask *task);
enum TCResult tc_task_stop(struct TCTask *task);
/**
* Free a task. The given task must not be NULL. The task must not be used after this function