LessonLibrary

arct_core::lesson

Struct LessonLibrary 

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pub struct LessonLibrary { /* private fields */ }
Expand description

Lesson library that stores all available lessons

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impl LessonLibrary

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pub fn new() -> Self

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pub fn register(&mut self, lesson: Lesson)

Register a lesson in the library

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pub fn get(&self, id: &str) -> Option<&Lesson>

Get a lesson by ID

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pub fn all(&self) -> Vec<&Lesson>

Get all lessons

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pub fn by_difficulty(&self, difficulty: Difficulty) -> Vec<&Lesson>

Get lessons by difficulty

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pub fn by_tag(&self, tag: &str) -> Vec<&Lesson>

Get lessons by tag

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impl Default for LessonLibrary

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.