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new .redefine pragma for templates, warn on redefinition without it (#20211)

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* test CI for template redefinitions

* adapt asyncmacro

* fix quote

* fix again

* try something else

* revert

* fix ioselectors_select, disable packages CI

* adapt more tests & simplify

* more

* more

* more

* rename to redefine, warn on implicit redefinition

* basic documentation [skip ci]

* Update compiler/lineinfos.nim

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

Co-authored-by: konsumlamm <44230978+konsumlamm@users.noreply.github.com>
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metagn 2022-08-23 22:41:30 +03:00 • committed by GitHub
commit d1d141b135
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19 changed files with 85 additions and 25 deletions
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compiler/semexprs.nim
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@ -2112,10 +2112,12 @@ proc semQuoteAst(c: PContext, n: PNode): PNode =
ids[0] = newAnonSym(c, skParam, n.info).newSymNode
processQuotations(c, quotedBlock, op, quotes, ids)
let dummyTemplateSym = newAnonSym(c, skTemplate, n.info)
incl(dummyTemplateSym.flags, sfTemplateRedefinition)
var dummyTemplate = newProcNode(
nkTemplateDef, quotedBlock.info, body = quotedBlock,
params = c.graph.emptyNode,
name = newAnonSym(c, skTemplate, n.info).newSymNode,
name = dummyTemplateSym.newSymNode,
pattern = c.graph.emptyNode, genericParams = c.graph.emptyNode,
pragmas = c.graph.emptyNode, exceptions = c.graph.emptyNode)