jx_sub.h File Reference

#include "jx.h"

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Functions
struct jx *	jx_sub (struct jx *j, struct jx *context)
	Substitute symbols from context. More...

Detailed Description

Implements context substitution of JX expressions.

Function Documentation

jx_sub()

struct jx* jx_sub	(	struct jx *	j,
		struct jx *	context
	)

Substitute symbols from context.

Traverses the expression, searching for symbols Unbounds symbols by looking for matches in the context object.

Parameters

j	The expression whose symbols will be substituted.
context	An object in which values will be found.

Returns

A newly created result expression, which must be deleted with jx_delete. If the expression is invalid in some way, an object of type JX_NULL is returned.