Skip to content

Implement the 3 empty function bodies in specs/ml/activation/elu_activation.t27 #4049

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
gHashTag merged 1 commit into from
Sep 17, 2026
Merged

Implement the 3 empty function bodies in specs/ml/activation/elu_activation.t27 #4049

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
41 changes: 29 additions & 12 deletions specs/ml/activation/elu_activation.t27
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,36 +24,53 @@ module Elu;
// 3. Core Functions
// ═══════════════════════════════════════════════════════════

// forward(x: f32) → void
fn forward(x: f32) -> void {
// TODO: Implement from .tri spec
// forward(x: f32, alpha: f32) → f32
fn forward(x: f32, alpha: f32) -> f32 {
if x > 0.0 {
return x;
} else {
return alpha * (math::exp(x) - 1.0);
}
}

// forward_batch(input: []f32) → void
fn forward_batch(input: []f32) -> void {
// TODO: Implement from .tri spec
// forward_batch(input: []f32, alpha: f32) → []f32
fn forward_batch(input: []f32, alpha: f32) -> []f32 {
var result = []f32{};
var i : usize = 0;
while (i < input.len) : (i += 1) {
if (input[i] > 0.0) {
result = result + [input[i]];
} else {
result = result + [alpha * (math::exp(input[i]) - 1.0)];
}
}
return result;
}

// derivative(x: f32) → void
fn derivative(x: f32) -> void {
// TODO: Implement from .tri spec
// derivative(x: f32, alpha: f32) → f32
fn derivative(x: f32, alpha: f32) -> f32 {
if x > 0.0 {
return 1.0;
} else {
return alpha * math::exp(x);
}
}

// ═══════════════════════════════════════════════════════════
// TDD: Tests (from .tri behaviors)
// ═══════════════════════════════════════════════════════════

test forward_basic_case
test "forward_basic_case"
given input = default_input()
when result = forward(input)
then result != undefined

test forward_batch_basic_case
test "forward_batch_basic_case"
given input = default_input()
when result = forward_batch(input)
then result != undefined

test derivative_basic_case
test "derivative_basic_case"
given input = default_input()
when result = derivative(input)
then result != undefined
Expand Down
Loading