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Io

Struct Io 

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

IO Manager for wasm4pm (wpm) CLI

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impl Io

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pub fn new(verbose: bool) -> Self

Create a new IO manager

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pub fn header<D: Display>(&self, text: D)

Print a stylized header

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pub fn success<D: Display>(&self, text: D)

Print a success message

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pub fn error<D: Display>(&self, text: D)

Print an error message to stderr

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pub fn warning<D: Display>(&self, text: D)

Print a warning message

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pub fn info<D: Display>(&self, text: D)

Print an info message only if verbose is enabled

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pub fn read_file<P: AsRef<Path>>(&self, path: P) -> Result<String>

Read a file to string with consistent error wrapping

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pub fn write_file<P: AsRef<Path>>(&self, path: P, content: &str) -> Result<()>

Write content to a file with consistent error wrapping

Auto Trait Implementations§

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impl Freeze for Io

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impl RefUnwindSafe for Io

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impl Send for Io

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impl Sync for Io

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impl Unpin for Io

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impl UnsafeUnpin for Io

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impl UnwindSafe for Io

Blanket Implementations§

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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.