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Add syntax highlighing feature to egui_extras (#3333)

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* Add syntax highlighing feature to egui_extras

Enable "syntect" feature for great syntax highlighting of any language.

If not a simple fallback is used that works fine for C++, Rust, Python

* Check --no-default-features of egui_extras on CI

* spelling

* Fix building egui_extras without additional features
This commit is contained in:
Emil Ernerfeldt
2023-09-13 20:39:40 +02:00
committed by GitHub
parent 4b5146d35d
commit 5e785ae00a
15 changed files with 307 additions and 98 deletions
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8
crates/egui_demo_lib/src/lib.rs
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@@ -15,11 +15,17 @@
mod color_test;
mod demo;
pub mod easy_mark;
pub mod syntax_highlighting;
pub use color_test::ColorTest;
pub use demo::DemoWindows;
/// View some Rust code with syntax highlighting and selection.
pub(crate) fn rust_view_ui(ui: &mut egui::Ui, code: &str) {
let language = "rs";
let theme = egui_extras::syntax_highlighting::CodeTheme::from_memory(ui.ctx());
egui_extras::syntax_highlighting::code_view_ui(ui, &theme, code, language);
}
// ----------------------------------------------------------------------------
/// Create a [`Hyperlink`](egui::Hyperlink) to this egui source code file on github.