Parse `MacroVar` with empty expressions: `%var{}`#16772

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straight-shoota wants to merge 3 commits intocrystal-lang:masterfrom

straight-shoota:fix/parse-macro_vars-empty-exps

Commits on Mar 22, 2026

Fix parser macro vars with empty exp
straight-shoota
committed

Commits on Apr 2, 2026

Merge branch 'master' into fix/parse-macro_vars-empty-exps
ysbaddaden
authored

Commits on Apr 7, 2026

Fixed spec
straight-shoota
committed