freebsd-dev/contrib/libxo/doc/example.rst

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2018-05-23 01:12:17 +00:00
Examples
========
Unit Test
---------
Here is one of the unit tests as an example::
int
main (int argc, char **argv)
{
static char base_grocery[] = "GRO";
static char base_hardware[] = "HRD";
struct item {
const char *i_title;
int i_sold;
int i_instock;
int i_onorder;
const char *i_sku_base;
int i_sku_num;
};
struct item list[] = {
{ "gum", 1412, 54, 10, base_grocery, 415 },
{ "rope", 85, 4, 2, base_hardware, 212 },
{ "ladder", 0, 2, 1, base_hardware, 517 },
{ "bolt", 4123, 144, 42, base_hardware, 632 },
{ "water", 17, 14, 2, base_grocery, 2331 },
{ NULL, 0, 0, 0, NULL, 0 }
};
struct item list2[] = {
{ "fish", 1321, 45, 1, base_grocery, 533 },
};
struct item *ip;
xo_info_t info[] = {
{ "in-stock", "number", "Number of items in stock" },
{ "name", "string", "Name of the item" },
{ "on-order", "number", "Number of items on order" },
{ "sku", "string", "Stock Keeping Unit" },
{ "sold", "number", "Number of items sold" },
{ NULL, NULL, NULL },
};
int info_count = (sizeof(info) / sizeof(info[0])) - 1;
argc = xo_parse_args(argc, argv);
if (argc < 0)
exit(EXIT_FAILURE);
xo_set_info(NULL, info, info_count);
xo_open_container_h(NULL, "top");
xo_open_container("data");
xo_open_list("item");
for (ip = list; ip->i_title; ip++) {
xo_open_instance("item");
xo_emit("{L:Item} '{k:name/%s}':\n", ip->i_title);
xo_emit("{P: }{L:Total sold}: {n:sold/%u%s}\n",
ip->i_sold, ip->i_sold ? ".0" : "");
xo_emit("{P: }{Lwc:In stock}{:in-stock/%u}\n",
ip->i_instock);
xo_emit("{P: }{Lwc:On order}{:on-order/%u}\n",
ip->i_onorder);
xo_emit("{P: }{L:SKU}: {q:sku/%s-000-%u}\n",
ip->i_sku_base, ip->i_sku_num);
xo_close_instance("item");
}
xo_close_list("item");
xo_close_container("data");
xo_open_container("data");
xo_open_list("item");
for (ip = list2; ip->i_title; ip++) {
xo_open_instance("item");
xo_emit("{L:Item} '{:name/%s}':\n", ip->i_title);
xo_emit("{P: }{L:Total sold}: {n:sold/%u%s}\n",
ip->i_sold, ip->i_sold ? ".0" : "");
xo_emit("{P: }{Lwc:In stock}{:in-stock/%u}\n",
ip->i_instock);
xo_emit("{P: }{Lwc:On order}{:on-order/%u}\n",
ip->i_onorder);
xo_emit("{P: }{L:SKU}: {q:sku/%s-000-%u}\n",
ip->i_sku_base, ip->i_sku_num);
xo_close_instance("item");
}
xo_close_list("item");
xo_close_container("data");
xo_close_container_h(NULL, "top");
return 0;
}
Text output::
% ./testxo --libxo text
Item 'gum':
Total sold: 1412.0
In stock: 54
On order: 10
SKU: GRO-000-415
Item 'rope':
Total sold: 85.0
In stock: 4
On order: 2
SKU: HRD-000-212
Item 'ladder':
Total sold: 0
In stock: 2
On order: 1
SKU: HRD-000-517
Item 'bolt':
Total sold: 4123.0
In stock: 144
On order: 42
SKU: HRD-000-632
Item 'water':
Total sold: 17.0
In stock: 14
On order: 2
SKU: GRO-000-2331
Item 'fish':
Total sold: 1321.0
In stock: 45
On order: 1
SKU: GRO-000-533
JSON output::
% ./testxo --libxo json,pretty
"top": {
"data": {
"item": [
{
"name": "gum",
"sold": 1412.0,
"in-stock": 54,
"on-order": 10,
"sku": "GRO-000-415"
},
{
"name": "rope",
"sold": 85.0,
"in-stock": 4,
"on-order": 2,
"sku": "HRD-000-212"
},
{
"name": "ladder",
"sold": 0,
"in-stock": 2,
"on-order": 1,
"sku": "HRD-000-517"
},
{
"name": "bolt",
"sold": 4123.0,
"in-stock": 144,
"on-order": 42,
"sku": "HRD-000-632"
},
{
"name": "water",
"sold": 17.0,
"in-stock": 14,
"on-order": 2,
"sku": "GRO-000-2331"
}
]
},
"data": {
"item": [
{
"name": "fish",
"sold": 1321.0,
"in-stock": 45,
"on-order": 1,
"sku": "GRO-000-533"
}
]
}
}
XML output::
% ./testxo --libxo pretty,xml
<top>
<data>
<item>
<name>gum</name>
<sold>1412.0</sold>
<in-stock>54</in-stock>
<on-order>10</on-order>
<sku>GRO-000-415</sku>
</item>
<item>
<name>rope</name>
<sold>85.0</sold>
<in-stock>4</in-stock>
<on-order>2</on-order>
<sku>HRD-000-212</sku>
</item>
<item>
<name>ladder</name>
<sold>0</sold>
<in-stock>2</in-stock>
<on-order>1</on-order>
<sku>HRD-000-517</sku>
</item>
<item>
<name>bolt</name>
<sold>4123.0</sold>
<in-stock>144</in-stock>
<on-order>42</on-order>
<sku>HRD-000-632</sku>
</item>
<item>
<name>water</name>
<sold>17.0</sold>
<in-stock>14</in-stock>
<on-order>2</on-order>
<sku>GRO-000-2331</sku>
</item>
</data>
<data>
<item>
<name>fish</name>
<sold>1321.0</sold>
<in-stock>45</in-stock>
<on-order>1</on-order>
<sku>GRO-000-533</sku>
</item>
</data>
</top>
HMTL output::
% ./testxo --libxo pretty,html
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">gum</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">1412.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">54</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">10</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">GRO-000-415</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">rope</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">85.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">4</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">HRD-000-212</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">ladder</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">1</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">HRD-000-517</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">bolt</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">4123.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">144</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">42</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">HRD-000-632</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">water</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">17.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">14</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">GRO-000-2331</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name">fish</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold">1321.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock">45</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order">1</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku">GRO-000-533</div>
</div>
HTML output with xpath and info flags::
% ./testxo --libxo pretty,html,xpath,info
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">gum</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">1412.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">54</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">10</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">GRO-000-415</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">rope</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">85.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">4</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">HRD-000-212</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">ladder</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">1</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">HRD-000-517</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">bolt</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">4123.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">144</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">42</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">HRD-000-632</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">water</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">17.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">14</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">2</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">GRO-000-2331</div>
</div>
<div class="line">
<div class="label">Item</div>
<div class="text"> '</div>
<div class="data" data-tag="name"
data-xpath="/top/data/item/name" data-type="string"
data-help="Name of the item">fish</div>
<div class="text">':</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">Total sold</div>
<div class="text">: </div>
<div class="data" data-tag="sold"
data-xpath="/top/data/item/sold" data-type="number"
data-help="Number of items sold">1321.0</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">In stock</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="in-stock"
data-xpath="/top/data/item/in-stock" data-type="number"
data-help="Number of items in stock">45</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">On order</div>
<div class="decoration">:</div>
<div class="padding"> </div>
<div class="data" data-tag="on-order"
data-xpath="/top/data/item/on-order" data-type="number"
data-help="Number of items on order">1</div>
</div>
<div class="line">
<div class="padding"> </div>
<div class="label">SKU</div>
<div class="text">: </div>
<div class="data" data-tag="sku"
data-xpath="/top/data/item/sku" data-type="string"
data-help="Stock Keeping Unit">GRO-000-533</div>
</div>