artichoke_backend/extn/core/env/
trampoline.rs

1//! Glue between mruby FFI and `ENV` Rust implementation.
2
3use std::borrow::Cow;
4
5use crate::convert::{implicitly_convert_to_nilable_string, implicitly_convert_to_string};
6use crate::extn::core::env::Environ;
7use crate::extn::prelude::*;
8
9pub fn initialize(interp: &mut Artichoke, into: Value) -> Result<Value, Error> {
10    let environ = Environ::new();
11    let result = Environ::box_into_value(environ, into, interp)?;
12    Ok(result)
13}
14
15pub fn element_reference(interp: &mut Artichoke, mut environ: Value, mut name: Value) -> Result<Value, Error> {
16    let environ = unsafe { Environ::unbox_from_value(&mut environ, interp) }?;
17    let name = unsafe { implicitly_convert_to_string(interp, &mut name)? };
18    let result = environ.get(name)?;
19    let mut result = interp.try_convert_mut(result.as_ref().map(Cow::as_ref))?;
20    result.freeze(interp)?;
21    Ok(result)
22}
23
24pub fn element_assignment(
25    interp: &mut Artichoke,
26    mut environ: Value,
27    mut name: Value,
28    mut value: Value,
29) -> Result<Value, Error> {
30    let mut environ = unsafe { Environ::unbox_from_value(&mut environ, interp) }?;
31    let name = unsafe { implicitly_convert_to_string(interp, &mut name)? };
32    let env_value = unsafe { implicitly_convert_to_nilable_string(interp, &mut value)? };
33    environ.put(name, env_value)?;
34    // Return original object, even if we converted it to a `String`.
35    Ok(value)
36}
37
38pub fn to_h(interp: &mut Artichoke, mut environ: Value) -> Result<Value, Error> {
39    let environ = unsafe { Environ::unbox_from_value(&mut environ, interp) }?;
40    let result = environ.to_map()?;
41    interp.try_convert_mut(result)
42}
artichoke_backend/extn/core/env/trampoline.rs

artichoke_backend/extn/core/env/
trampoline.rs
