Chapter 13. Modules

An Mg module is a scope that contains declarations of languages (Chapter 12). Declarations exported by an imported module are made available in the importing module. Thus, modules override lexical scoping that otherwise governs Mg symbol resolution. Modules themselves do not nest.

13.1 Compilation Unit

Several modules may be contained within a CompilationUnit, typically a text file.





ModuleDeclarations ModuleDeclaration

13.2 Module Declaration

A ModuleDeclaration is a named container/scope for language declarations.

ModuleDeclaration:  module QualifiedIdentifer ModuleBody ;optQualifiedIdentifier:  Identifier  QualifiedIdentifier . IdentifierModuleBody: ...

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