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VmLibrary

Struct VmLibrary 

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pub struct VmLibrary(pub Library);
Expand description

The program library, each program lowered as CALL loads it.

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§0: Library

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impl Loader<Rc<Code>> for VmLibrary

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type Class = ()

INVOKE is not run by the VM yet, so no class is loaded.

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fn program(&mut self, name: &str) -> Result<LoadedProgram<Rc<Code>>, LoadError>

The program whose PROGRAM-ID CALL names, compiled.
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fn holder(&self, entry: &str) -> Option<String>

The PROGRAM-ID of a program not yet loaded that has an ENTRY of this name.
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fn entry(program: &Rc<Code>, name: &str) -> Option<usize>

Which of a loaded program’s ENTRY statements has this name.
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fn shape(program: &Rc<Code>) -> (usize, usize)

A loaded program’s file count and storage size.
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fn class(&mut self, _external: &str) -> Result<Option<FoundClass<()>>, String>

The COBOL class definition of this external name, compiled; None for a Java class.

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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 = !

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

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.