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Function `dmd.func.FuncDeclaration.getLevelAndCheck`

Determine lexical level difference from this to nested function fd. Issue error if this cannot call fd.


						
				final int getLevelAndCheck
				(
				

				  ref const(Loc) loc,
				

				  dmd.dscope.Scope* sc,
				

				  FuncDeclaration fd,
				

				  Declaration decl
				

				);

Parameters

Name	Description
loc	location for error messages
sc	context
fd	target of call
decl	The `Declaration` that triggered this check. Used to provide a better error message only.

Returns

0 same level >0 decrease nesting by number -1 increase nesting by 1 (fd is nested within 'this') LevelError error

Authors

Walter Bright

License

Boost License 1.0