This library provides configuration parameters for the other libraries. It be can required via:
Allow anonymous function expressions to appear in source-element contexts (non-standard)?
Allow do..while statements to omit the final semicolon (non-standard)?
Allow Mozilla-style multiple catch clauses (non-standard)?
Allow function declarations to appear nested within statements (non-standard)?
Enable proper tail recursion? (Not implemented.)
Impose an artificial stack depth limit.
Allow treating eval as a general value?
Recognized lexical keywords.
Enable non-standard let expressions?
A pseudo-parameter for setting parameters above to adhere strictly to the Ecma standard.
The output port used for displaying debugging information during evaluation.