Zig 0.17.0-dev (Split by item)

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renderParams

ast.renderParams

fn renderParams(c: *Context, params: []Payload.Param, is_var_args: bool) !std.ArrayList(NodeIndex)

File

lib/compiler/translate-c/ast.zig:3091

Code

fn renderParams(c: *Context, params: []Payload.Param, is_var_args: bool) !std.ArrayList(NodeIndex) {
    _ = try c.addToken(.l_paren, "(");
    var rendered: std.ArrayList(NodeIndex) = .empty;
    errdefer rendered.deinit(c.gpa);
    try rendered.ensureUnusedCapacity(c.gpa, @max(params.len, 1));

    for (params, 0..) |param, i| {
        if (i != 0) _ = try c.addToken(.comma, ",");
        if (param.is_noalias) _ = try c.addToken(.keyword_noalias, "noalias");
        if (param.name) |some| {
            _ = try c.addIdentifier(some);
            _ = try c.addToken(.colon, ":");
        }
        if (param.type.tag() == .@"anytype") {
            _ = try c.addToken(.keyword_anytype, "anytype");
            continue;
        }
        rendered.appendAssumeCapacity(try renderNode(c, param.type));
    }
    if (is_var_args) {
        if (params.len != 0) _ = try c.addToken(.comma, ",");
        _ = try c.addToken(.ellipsis3, "...");
    }
    _ = try c.addToken(.r_paren, ")");

    return rendered;
}