CoCoA:Grammar/Program: Difference between revisions
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Revision as of 17:38, 20 October 2007
Program
Syntax
PROGRAM ::= COMMAND |
Static
A PROGRAM is statically correct as long as all its commands are correct in the global environment defined by the PROGRAM itself.
Run-time
A CoCoA5 PROGRAM is a (possibly empty) list of commands. A PROGRAM defines a global scope environment and loads all the packages from the cocoa/packages/ directory (no recursion on the filesystem!).
It also defines a $user package in which all the COMMANDs will be executed
