344 lines
4.4 KiB
Markdown
344 lines
4.4 KiB
Markdown
# Suzu Runtime / Notation
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Szun is a library for defining, manipulating, and formatting structured, dynamically-typed data.
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# Documentation
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## Conventions
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### Namespacing
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Examples in this documentation will assume inclusion of the szun namespace.
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Practical examples should use `szun::` or `use szun::{...};` in limited scopes.
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## Type Building
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Type building functions are used to generate identifiers used in the construction of complex data types.
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* `varying()`
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* `boolean()`
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* `natural()`
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* `integer()`
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* `block(size)`
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* `sequence()`
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* `array(size, type)`
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* `list(type)`
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* `schema()`
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* `record(schema)`
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### Example
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This example produces an identifier representing block of 4 bytes, which can be used to construct a list containing that type.
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```
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let type_id = block(4);
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let list = List::new(type_id);
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```
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## Global Functions
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`acquire(type) -> Reference`
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Allocate a new instance of the provided type.
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```
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let refer = acquire(list(integer()));
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```
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---
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`release(refer:Reference)`
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Destruct and deallocate a type.
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```
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release(refer);
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```
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> Warning: To avoid access violations, `release()` should not be used with interface objects, such as Boolean.
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---
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`encode(refer:Reference) -> vec<u8>`
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> Not implemented
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---
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`decode(data:Vec<u8>) -> Reference`
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> Not implemented
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---
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## Language Compiler
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> Not implemented
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## Common Methods
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`new() -> Self`
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```
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let value = Integer::new();
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```
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---
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`from(refer:Reference) -> Result<Self,()>`
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```
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match Integer::from(list.at(0)) {
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Ok(int) => { println!("Integer: {}", int.get()); }
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Err(_) => { println!("Not Integer"); }
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}
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```
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---
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`with(value) -> Self`
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```
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let b = Boolean::with(true);
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```
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---
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`*Dereference -> Reference`
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```
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let refer = *Integer::new();
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```
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---
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## Varying
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Stores a value of any other type.
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`is_null() -> bool`
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---
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`get() -> Reference`
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```
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let var = Varying::with(*Boolean::with(true));
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let value = Boolean::from(var.get()).unwrap();
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```
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---
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`set(refer:Reference)`
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```
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let var = Varying::new();
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var.set(*Sequence::with("Hello!"));
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```
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---
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## Boolean
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Stores the value true or false.
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`get() -> bool`
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```
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let value = Boolean::with(true);
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if value.get() {
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println!("True");
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}
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```
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---
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`set(value:bool)`
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```
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let mut value = Boolean::new();
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value.set(true);
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```
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---
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## Natural
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Stores a non-negative integer value.
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`get() -> u64`
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```
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let value = Integer::with(-1);
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println!("{}", value.get());
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```
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---
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`set(value:u64)`
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```
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let mut value = Integer::new();
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value.set(-273);
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```
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---
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## Integer
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Stores a signed integer value.
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`get() -> i64`
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```
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let value = Integer::with(-1);
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println!("{}", value.get());
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```
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---
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`set(value:i64)`
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```
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let mut value = Integer::new();
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value.set(-273);
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```
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---
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## Block
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Constant-sized series of bytes.
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`new(size:usize) -> Block`
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---
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`length() -> usize`
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---
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`get() -> Vec<u8>`
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---
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`set(data:Vec<u8>)`
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---
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## Sequence
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Variable-sized series of bytes.
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`length() -> usize`
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---
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`get() -> String`
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---
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`get_raw() -> Vec<u8>`
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---
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`set(data:&str)`
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---
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`set_raw(data:Vec<u8>)`
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---
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## Array
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Constant-sized, ordered collection of items.
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`new(size:usize, type_id:usize) -> Array`
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---
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`length() -> usize`
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---
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`at(index:usize) -> Reference`
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---
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`set(index:usize, refer:Reference)`
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---
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## List
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Variable-sized, ordered collection of items.
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`new(type_id:usize) -> List`
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---
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`length() -> usize`
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---
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`capacity() -> usize`
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---
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`at(index:usize) -> Reference`
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---
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`set(index:usize, refer:Reference)`
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---
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`insert(index:usize, refer:Reference)`
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---
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`remove(index:usize)`
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---
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`reserve(capacity:usize)`
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---
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`clear()`
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---
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## Schema
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Definition of an abstract structure composed of named items.
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`get(index:usize) -> usize`
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---
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`add(type_id:usize) -> usize`
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---
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`remove(index:usize)`
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---
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`assign(key:&str, type_id:usize) -> usize`
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---
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`map(key:&str, index:usize)`
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---
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`unmap(key:&str)`
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---
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`clear()`
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---
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`bind(id:usize)`
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---
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## Record
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Instance of a schema.
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`new(schema_id:usize) -> Record`
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---
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`at(index:usize) -> Reference`
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---
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`set(index:usize, source:Reference)`
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---
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`keyof(index:usize) -> String`
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---
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`indexof(key:&str) -> usize`
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---
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