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#!/usr/bin/env nomsu -V4.10.12.7
#
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)):"
if %t.target:
say "\%indent Target:"
print tree %t.target at indent "\%indent "
for %arg in %t:
if (%arg is syntax tree):
print tree %arg 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 %path in (=lua "arg"):
for file %filename in %path:
unless (%filename::matches "%.nom$"): do next %filename
print tree (parse (read file %filename) from %filename) at indent ""
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