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#!/usr/bin/env nomsu -V4.12.12.8
#
Tool to print out a parse tree of files in an easy-to-read format. Usage:
nomsu tools/parse.nom file1 file2 directory1 ...
use "lib/os.nom"
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
externally (print tree %t at indent %indent) means:
if %t.type is:
"Action":
say "\(%indent)Action (\(%t.stub)):"
for %arg in %t:
if (%arg is syntax tree):
print tree %arg at indent "\%indent "
"MethodCall":
say "\(%indent)MethodCall on:"
print tree %t.1 at indent "\%indent "
print tree %t.2 at indent "\%indent "
"Number":
say "\%indent\(%t.1)"
"Var":
say "\(%indent)%\(%t.1)"
else:
say "\%indent\(%t.type):"
for %arg in %t:
when:
(%arg is syntax tree):
print tree %arg at indent "\%indent "
else:
say "\%indent \(quote %arg)"
for %filename in (command line args).extra_args:
%file = (read file %filename)
unless %file:
barf "File does not exist: \%filename"
%nomsu = (NomsuCode from (Source %filename 1 (size of %file)) %file)
%tree = (%nomsu parsed)
print tree %tree at indent ""
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