Zig 0.17.0-dev (Split by item)

This is an example of documentation generated by ZigDoc, an alternative to Zig's built-in Auto Doc feature. See also examples in other modes/formats. The project being documented here (as the example) is the Zig library itself.

findTransformations

The result will be priority shuffled.

Walk.findTransformations

pub fn findTransformations(
    arena: std.mem.Allocator,
    ast: *const Ast,
    transformations: *std.array_list.Managed(Transformation),
) !void

File

lib/compiler/reduce/Walk.zig:54

Code

pub fn findTransformations(
    arena: std.mem.Allocator,
    ast: *const Ast,
    transformations: *std.array_list.Managed(Transformation),
) !void {
    transformations.clearRetainingCapacity();

    var walk: Walk = .{
        .ast = ast,
        .transformations = transformations,
        .gpa = transformations.allocator,
        .arena = arena,
        .unreferenced_globals = .empty,
        .in_scope_names = .empty,
        .replace_names = .empty,
    };
    defer {
        walk.unreferenced_globals.deinit(walk.gpa);
        walk.in_scope_names.deinit(walk.gpa);
        walk.replace_names.deinit(walk.gpa);
    }

    try walkMembers(&walk, walk.ast.rootDecls());

    const unreferenced_globals = walk.unreferenced_globals.values();
    try transformations.ensureUnusedCapacity(unreferenced_globals.len);
    for (unreferenced_globals) |node| {
        transformations.appendAssumeCapacity(.{ .delete_node = node });
    }
}