3.7 Quick Names

3.7 Quick Names

FunnelWeb provides a 

quick name

 syntax as an alternative, for

macros whose name consists of a single character, to the angle

Tutorial

bracket syntax usually used (e.g. @). A quick name

sequence consists of @#x where x, the name of the macro, can

Developer

be any printable character except space.

Reference

quick_name = "@#" non_space_printable

1 Introduction

The result is identical to the equivalent ordinary name syntax,

2 Interface

but is shorter. For example, @#X is equivalent to @.

3 Scanner

This shorter way of writing one character macro names is more

4 Parser

convenient where a macro must be used very often. For

5 Analyser

example, the macro calls in the following fragment of an Ada

6 Tangle

program are a little clumsy.

7 Weave

8 Shell

@! Define @ as "" to turn on debug code

9 Commands

@! and "  " to turn it off.

@$@@{  @@)

10 Glossary

@assert(b>3);

11 References

@if x>7 then write("error") end if

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The calls can be shortened using the alternative syntax.

@! Define @#| as "" to turn on debug code

@! and "  " to turn it off.

@$@#|@{  @@)

@#|assert(b>3);

@#|if x>7 then write("error") end if

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Copyright   Ross N. Williams 1992,1999. All rights

reserved.

http://www.ross.net/funnelweb/reference/scanner_quicknames.html [3/3/2000 10:47:30 PM]