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feat: added support to wasm (#94)

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* test: run tests also in wasm targets

* fix: install rand with wasm-bindgen por wasm targets

* fix: use actual usize size to access buffer.

* fix: do not run functions that create files in wasm.

* test: do not run in wasm test that panics.

Co-authored-by: Luis Moreno <morenol@users.noreply.github.com>
This commit is contained in:
Luis Moreno
2021-04-28 15:58:39 -04:00
committed by GitHub
parent 5ed5772a4e
commit 162bed2aa2
71 changed files with 294 additions and 51 deletions
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src/dataset/mod.rs
+8 -2
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@@ -8,9 +8,12 @@ pub mod digits;
pub mod generator;
pub mod iris;
#[cfg(not(target_arch = "wasm32"))]
use crate::math::num::RealNumber;
#[cfg(not(target_arch = "wasm32"))]
use std::fs::File;
use std::io;
#[cfg(not(target_arch = "wasm32"))]
use std::io::prelude::*;
/// Dataset
@@ -49,6 +52,8 @@ impl<X, Y> Dataset<X, Y> {
}
}
// Running this in wasm throws: operation not supported on this platform.
#[cfg(not(target_arch = "wasm32"))]
#[allow(dead_code)]
pub(crate) fn serialize_data<X: RealNumber, Y: RealNumber>(
dataset: &Dataset<X, Y>,
@@ -85,9 +90,9 @@ pub(crate) fn deserialize_data(
const USIZE_SIZE: usize = std::mem::size_of::<usize>();
let (num_samples, num_features) = {
let mut buffer = [0u8; USIZE_SIZE];
buffer.copy_from_slice(&bytes[0..8]);
buffer.copy_from_slice(&bytes[0..USIZE_SIZE]);
let num_features = usize::from_le_bytes(buffer);
buffer.copy_from_slice(&bytes[8..16]);
buffer.copy_from_slice(&bytes[8..8 + USIZE_SIZE]);
let num_samples = usize::from_le_bytes(buffer);
(num_samples, num_features)
};
@@ -116,6 +121,7 @@ pub(crate) fn deserialize_data(
mod tests {
use super::*;
#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
#[test]
fn as_matrix() {
let dataset = Dataset {