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Use once_cell instead of lazy_static

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This seems to be generally considered the preferred, idiomatic solution
now. This is in the standard library behind a feature flag (apparently
now called `std::sync::LazyLock`).
This commit is contained in:
Ian Douglas Scott 2022-10-28 14:43:18 -07:00
parent 82217947aa
commit be9cd3a09f
6 changed files with 13 additions and 17 deletions
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2
examples/todos/Cargo.toml
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@ -7,9 +7,9 @@ publish = false
[dependencies]
iced = { path = "../..", features = ["async-std", "debug"] }
once_cell = "1.15.0"
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
lazy_static = "1.4"
[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
async-std = "1.0"

6
examples/todos/src/main.rs
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@ -11,12 +11,10 @@ use iced::window;
use iced::{Application, Element};
use iced::{Color, Command, Font, Length, Settings, Subscription};
use lazy_static::lazy_static;
use once_cell::sync::Lazy;
use serde::{Deserialize, Serialize};
lazy_static! {
static ref INPUT_ID: text_input::Id = text_input::Id::unique();
}
static INPUT_ID: Lazy<text_input::Id> = Lazy::new(text_input::Id::unique);
pub fn main() -> iced::Result {
Todos::run(Settings {

2
examples/websocket/Cargo.toml
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@ -9,7 +9,7 @@ publish = false
iced = { path = "../..", features = ["tokio", "debug"] }
iced_native = { path = "../../native" }
iced_futures = { path = "../../futures" }
lazy_static = "1.4"
once_cell = "1.15.0"
[dependencies.async-tungstenite]
version = "0.16"

5
examples/websocket/src/main.rs
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@ -8,6 +8,7 @@ use iced::widget::{
use iced::{
Application, Color, Command, Element, Length, Settings, Subscription, Theme,
};
use once_cell::sync::Lazy;
pub fn main() -> iced::Result {
WebSocket::run(Settings::default())
@ -165,6 +166,4 @@ impl Default for State {
}
}
lazy_static::lazy_static! {
static ref MESSAGE_LOG: scrollable::Id = scrollable::Id::unique();
}
static MESSAGE_LOG: Lazy<scrollable::Id> = Lazy::new(scrollable::Id::unique);

4
style/Cargo.toml
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@ -18,5 +18,5 @@ features = ["palette"]
[dependencies.palette]
version = "0.6"
[dependencies.lazy_static]
version = "1.4"
[dependencies.once_cell]
version = "1.15"

11
style/src/theme/palette.rs
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@ -1,6 +1,6 @@
use iced_core::Color;
use lazy_static::lazy_static;
use once_cell::sync::Lazy;
use palette::{FromColor, Hsl, Mix, RelativeContrast, Srgb};
#[derive(Debug, Clone, Copy, PartialEq)]
@ -66,11 +66,10 @@ pub struct Extended {
pub danger: Danger,
}
lazy_static! {
pub static ref EXTENDED_LIGHT: Extended =
Extended::generate(Palette::LIGHT);
pub static ref EXTENDED_DARK: Extended = Extended::generate(Palette::DARK);
}
pub static EXTENDED_LIGHT: Lazy<Extended> =
Lazy::new(|| Extended::generate(Palette::LIGHT));
pub static EXTENDED_DARK: Lazy<Extended> =
Lazy::new(|| Extended::generate(Palette::DARK));
impl Extended {
pub fn generate(palette: Palette) -> Self {