new .redefine pragma for templates, warn on redefinition without it (#20211)
* 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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19 changed files with 85 additions and 25 deletions
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@ -66,7 +66,7 @@ macro mergeScopes(scopeHolders: typed, newBindings: untyped): untyped =
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newScopeDefinition.add newAssignment(newIdentNode(k), v)
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result = quote:
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template scopeHolder = `newScopeDefinition`
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template scopeHolder {.redefine.} = `newScopeDefinition`
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template scope(newBindings: untyped) {.dirty.} =
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mergeScopes(bindSym"scopeHolder", newBindings)
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