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unify tuple expressions (#13793)

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* unify tuple expressions

* fix test

* fix test

* apply feedback

* Handle empty tuples

* Fix rendering named unary tuple

* Protect static NimNode against stripping

* Slightly less hacky

* Revert "Slightly less hacky"

This reverts commit 170c5aec0addc029f637afbc948700ca006b7942.

* Slightly less hacky

* Cleanup

* Fix test

* Fix another test

* Add condsym

* Rebase fallout

* changelog: Move from compiler changes to language changes

* Add stricter tests

* Add empty tuple example to doc/astspec

* Fix test

Co-authored-by: Clyybber <darkmine956@gmail.com>
This commit is contained in:
Arne Döring 2021-03-30 02:06:51 +02:00 • committed by GitHub
commit 159c06e045
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13 changed files with 136 additions and 32 deletions
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compiler/renderer.nim
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@ -1182,7 +1182,7 @@ proc gsub(g: var TSrcGen, n: PNode, c: TContext) =
of nkTupleConstr:
put(g, tkParLe, "(")
gcomma(g, n, c)
if n.len == 1: put(g, tkComma, ",")
if n.len == 1 and n[0].kind != nkExprColonExpr: put(g, tkComma, ",")
put(g, tkParRi, ")")
of nkCurly:
put(g, tkCurlyLe, "{")