ast.c File Reference

the ast for Potion code in-memory implements PNSource More...

#include <stdio.h>
#include <stdlib.h>
#include "p2.h"
#include "internal.h"
#include "ast.h"

Include dependency graph for ast.c:

Go to the source code of this file.

Functions
PN	potion_source (Potion *P, u8 p, PN a, PN b, PN c, int lineno, PN line)
	PNSource constructor. More...
void	potion_source_init (Potion *P)

Variables
const char *	potion_ast_names []
const int	potion_ast_sizes []

Detailed Description

the ast for Potion code in-memory implements PNSource

Definition in file ast.c.

Function Documentation

PN potion_source	(	Potion *	P,
		u8	p,
		PN	a,
		PN	b,
		PN	c,
		int	lineno,
		PN	line
	)

PNSource constructor.

Parameters

p	AST type
a,b,c	AST operands
lineno	linenumber in src file
line	associated line PNString in src file

Returns

a new AST node with up to three operands

Definition at line 35 of file ast.c.

void potion_source_init

(

Potion *

P

)

Definition at line 157 of file ast.c.

Variable Documentation

const char* potion_ast_names[]

Initial value:

= {
  "code", "value", "assign", "not", "or", "and", "cmp", "eq", "neq",
  "gt", "gte", "lt", "lte", "pipe", "caret", "amp", "wavy", "bitl",
  "bitr", "plus", "minus", "inc", "times", "div", "rem", "pow",
  "msg", "path", "query", "pathq", "expr", "list", "block", "lick",
  "proto", "debug"
}

See also

potion.h: enum PN_AST

Definition at line 13 of file ast.c.

const int potion_ast_sizes[]

Initial value:

= {
  1, 3, 2, 1, 2, 2, 2, 2, 2,
  2, 2, 2, 2, 2, 2, 2, 1, 2,
  2, 2, 2, 2, 2, 2, 2, 2,
  3, 1, 1, 1, 1, 1, 1, 3,
  2, 3
}

Definition at line 21 of file ast.c.