Compiler/Preprocessor: Difference between revisions

 

=={{header|Julia}}==

 

""" If the line is a macro definition, add the macro to macros. """

 

runwithopts(preprocess)

 

=={{header|Phix}}==

No attempt to implement command line arguments, obviously trivial on desktop/Phix but not possible under pwa/p2js, aka within a browser.

<span style="color: #000080;font-style:italic;">--

-- demo\rosetta\Compiler\preprocess.exw

<span style="color: #000080;font-style:italic;">--close_files()</span>

{{out}}

<pre>

=={{header|Python}}==

 

"""Rosetta Code compiler/preprocessor. Requires Python >= 3.7."""

import re

args = parser.parse_args()

preprocess(args.infile.read(), args.infile.name, args.outfile, debug=args.debug)

 

{{out}}

 

Note that the program errors out if there are any syntax or other errors when defining the macros.

import "./ioutil" for FileUtil, File, Input

import "./str" for Char

file.writeBytes("\n")

}

 

{{out}}

Using the example files;

<pre>

How many lines are to be entered? : 4

 

{{out}}

<pre>

Output: