Rust Glancer
SMRTR summary
The creator of rust-analyzer shares candid thoughts on why it consumes so much RAM, pointing to proc macros, Rowan's AST design, and a missing abstraction layer. The real fix, they argue, is an IntelliJ-style tiered model: use rustc's .rmeta files for untouched dependencies, and only spin up full incremental analysis for files the user actually opens.
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