Document procedural macros in expression position - #2374

Document procedural macros in expression position#2374

Huzaifa-Asif wants to merge 1 commit into

rust-lang:masterrust-lang/reference:masterfrom

Huzaifa-Asif:docs/proc-macro-expression-exampleHuzaifa-Asif/reference:docs/proc-macro-expression-exampleCopy head branch name to clipboard