16.4. Building the Sling Environment
The remainder of this chapter covers how to implement an imperative language, focusing on Sling for its examples. The internal representation of an imperative language script is a command. The following two sections cover
Building commands
Sling commands
Imperative languages often allow the user to create new functions, such as cartesian(x, sin(4*x)). A pair of sections cover
Building runtime functions
Sling functions
After showing you how to capture Sling commands and functions, this chapter wraps up with a discussion of the Sling target class and covers the remaining tasks for building a Sling parser:
Write a grammar.
Write assemblers to build Sling commands.
Generate a Sling parser from the grammar, plugging ...
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