Fix visibility lookup for cjs require aliases #41257
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typescript-bot
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Author: Team
For Uncommitted Bug
sandersn
approved these changes
Oct 26, 2020
| else if (isBindingElement(declaration) && isInJSFile(declaration) && declaration.parent?.parent // exported import-like top-level JS require statement | ||
| && isVariableDeclaration(declaration.parent.parent) | ||
| && declaration.parent.parent.parent?.parent && isVariableStatement(declaration.parent.parent.parent.parent) | ||
| && !hasSyntacticModifier(declaration.parent.parent.parent.parent, ModifierFlags.Export) |
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should we care about checking for const or require here? Probably doesn't matter because I don't think there are any other declarations that look like const { x } = require('y').
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Maybe. Might just be worth checking for symbol.flags & SymbolFlags.Alias.
…ich are declarations of aliases
andrewbranch
approved these changes
Oct 27, 2020
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Fixes the easier half of #41250 (painting the visibility of
const {Item} = require("...")statements), which is otherwise still broken with this change. You can see how this change positively affects an existing baseline.