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added nkError to the AST (#17567)

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* added nkError to the AST

* Update lib/core/macros.nim

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>

* Update compiler/ast.nim

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>
This commit is contained in:
Andreas Rumpf 2021-03-29 16:23:19 +02:00 • committed by GitHub
commit cfff27529e
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6 changed files with 90 additions and 3 deletions
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4
compiler/sempass2.nim
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@ -10,7 +10,7 @@
import
intsets, ast, astalgo, msgs, renderer, magicsys, types, idents, trees,
wordrecg, strutils, options, guards, lineinfos, semfold, semdata,
modulegraphs, varpartitions, typeallowed, nilcheck
modulegraphs, varpartitions, typeallowed, nilcheck, errorhandling
when defined(useDfa):
import dfa
@ -1136,6 +1136,8 @@ proc track(tracked: PEffects, n: PNode) =
dec tracked.leftPartOfAsgn
for i in 1 ..< n.len: track(tracked, n[i])
inc tracked.leftPartOfAsgn
of nkError:
localError(tracked.config, n.info, errorToString(tracked.config, n))
else:
for i in 0..<n.safeLen: track(tracked, n[i])