static Eina_Bool
_expr_serialize(const Eolian_Expression *expr, Eina_Strbuf *buf, Eina_Bool outer)
{
switch (expr->type)
{
case EOLIAN_EXPR_UNKNOWN:
return EINA_FALSE;
case EOLIAN_EXPR_INT:
case EOLIAN_EXPR_UINT:
case EOLIAN_EXPR_LONG:
case EOLIAN_EXPR_ULONG:
case EOLIAN_EXPR_LLONG:
case EOLIAN_EXPR_ULLONG:
case EOLIAN_EXPR_FLOAT:
case EOLIAN_EXPR_DOUBLE:
case EOLIAN_EXPR_STRING:
case EOLIAN_EXPR_CHAR:
{
Eolian_Value *v = (Eolian_Value*)&expr->type;
const char *x = eolian_expression_value_to_literal(v);
if (!x)
return EINA_FALSE;
eina_strbuf_append(buf, x);
eina_stringshare_del(x);
break;
}
case EOLIAN_EXPR_NULL:
eina_strbuf_append(buf, "null");
break;
case EOLIAN_EXPR_BOOL:
eina_strbuf_append(buf, expr->value.b ? "true" : "false");
break;
case EOLIAN_EXPR_NAME:
case EOLIAN_EXPR_ENUM:
{
if (expr->type == EOLIAN_EXPR_ENUM)
eina_strbuf_append(buf, "enum ");
eina_strbuf_append(buf, expr->value.s);
break;
}
case EOLIAN_EXPR_UNARY:
eina_strbuf_append(buf, _unops[expr->unop]);
_expr_serialize(expr->expr, buf, EINA_FALSE);
break;
case EOLIAN_EXPR_BINARY:
if (!outer)
eina_strbuf_append_char(buf, '(');
_expr_serialize(expr->lhs, buf, EINA_FALSE);
eina_strbuf_append_printf(buf, " %s ", _binops[expr->binop]);
_expr_serialize(expr->rhs, buf, EINA_FALSE);
if (!outer)
eina_strbuf_append_char(buf, ')');
break;
default:
return EINA_FALSE;
}
return EINA_TRUE;
}
EAPI Eina_Stringshare *
eolian_expression_serialize(const Eolian_Expression *expr)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(expr, NULL);
Eina_Strbuf *buf = eina_strbuf_new();
if (!_expr_serialize(expr, buf, EINA_TRUE))
{
eina_strbuf_free(buf);
return NULL;
}
const char *ret = eina_stringshare_add(eina_strbuf_string_get(buf));
eina_strbuf_free(buf);
return ret;
}
