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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 standard library. Private Function

arrayInitExprPtr

Doc Source

Private Function

std.zig.AstGen.arrayInitExprPtr

fn arrayInitExprPtr(
    gz: *GenZir,
    scope: *Scope,
    node: Ast.Node.Index,
    elements: []const Ast.Node.Index,
    ptr_inst: Zir.Inst.Ref,
) InnerError!void

An array initialization expression using element pointers.

Params

gz: *GenZir
scope: *Scope
node: Ast.Node.Index
elements: []const Ast.Node.Index
ptr_inst: Zir.Inst.Ref

Errors

OutOfMemory
AnalysisFail

File

zig/AstGen.zig:1655

fn arrayInitExprPtr(
    gz: *GenZir,
    scope: *Scope,
    node: Ast.Node.Index,
    elements: []const Ast.Node.Index,
    ptr_inst: Zir.Inst.Ref,
) InnerError!void {
    const astgen = gz.astgen;

    const array_ptr_inst = try gz.addUnNode(.opt_eu_base_ptr_init, ptr_inst, node);

    const payload_index = try addExtra(astgen, Zir.Inst.Block{
        .body_len = @intCast(elements.len),
    });
    var extra_index = try reserveExtra(astgen, elements.len);

    for (elements, 0..) |elem_init, i| {
        const elem_ptr_inst = try gz.addPlNode(.array_init_elem_ptr, elem_init, Zir.Inst.ElemPtrImm{
            .ptr = array_ptr_inst,
            .index = @intCast(i),
        });
        astgen.extra.items[extra_index] = @backingInt(elem_ptr_inst.toIndex().?);
        extra_index += 1;
        _ = try expr(gz, scope, .{ .rl = .{ .ptr = .{ .inst = elem_ptr_inst } } }, elem_init);
    }

    _ = try gz.addPlNodePayloadIndex(.validate_ptr_array_init, node, payload_index);
}