Add feature to disable symbols.

2020-07-05 15:23:51 +08:00
parent 368b4a480b
commit 936a3ff44a
14 changed files with 386 additions and 193 deletions
--- a/doc/src/about/features.md
+++ b/doc/src/about/features.md
@@ -64,3 +64,5 @@ Flexible
 * Support for [minimal builds] by excluding unneeded language [features].

 * Supports [most build targets](targets.md) including `no-std` and [WASM].
+
+* Surgically [disable keywords and operators] to restrict the language.