public AbstractAssemblyResolutionFactory<RP, ?> getFactory() {
		return factory;
	}
Construct a resolver for the given parse tree

@param lang
@param at the address where the instruction will start
@param tree the parse tree
@param context the context expected at {@code instStart}
@param ctxGraph the context transition graph used to resolve purely-recursive productions
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/sem/AbstractAssemblyTreeResolver.java