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v0.5.1
https://github.com/python/cpython
09 December 2020, 11:06:31 UTC
Revision 066acbc8db9784f190e8017a2a8d03f0e38a8aa6 authored by R. David Murray on 28 September 2009, 18:45:13 UTC, committed by R. David Murray on 28 September 2009, 18:45:13 UTC 
Merged revisions 75115 via svnmerge from
 
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r75115 | r.david.murray | 2009-09-28 14:29:28 -0400 (Mon, 28 Sep 2009) | 2 lines

  Applying patches backported from 3.1, by Gregor Lingl.
........
1 parent dfb4959
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Tip revision: 066acbc8db9784f190e8017a2a8d03f0e38a8aa6 authored by R. David Murray on 28 September 2009, 18:45:13 UTC
Merged revisions 75115 via svnmerge from
Tip revision: 066acbc
listnode.c 

/* List a node on a file */

#include "pgenheaders.h"
#include "token.h"
#include "node.h"

/* Forward */
static void list1node(FILE *, node *);
static void listnode(FILE *, node *);

void
PyNode_ListTree(node *n)
{
	listnode(stdout, n);
}

static int level, atbol;

static void
listnode(FILE *fp, node *n)
{
	level = 0;
	atbol = 1;
	list1node(fp, n);
}

static void
list1node(FILE *fp, node *n)
{
	if (n == 0)
		return;
	if (ISNONTERMINAL(TYPE(n))) {
		int i;
		for (i = 0; i < NCH(n); i++)
			list1node(fp, CHILD(n, i));
	}
	else if (ISTERMINAL(TYPE(n))) {
		switch (TYPE(n)) {
		case INDENT:
			++level;
			break;
		case DEDENT:
			--level;
			break;
		default:
			if (atbol) {
				int i;
				for (i = 0; i < level; ++i)
					fprintf(fp, "\t");
				atbol = 0;
			}
			if (TYPE(n) == NEWLINE) {
				if (STR(n) != NULL)
					fprintf(fp, "%s", STR(n));
				fprintf(fp, "\n");
				atbol = 1;
			}
			else
				fprintf(fp, "%s ", STR(n));
			break;
		}
	}
	else
		fprintf(fp, "? ");
}
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