Sha256: 26c6c9e41358b594660f9c95505f7077dbf5691858bf3b515bd403c3275027c5
Contents?: true
Size: 1.78 KB
Versions: 375
Compression:
Stored size: 1.78 KB
Contents
/* global table */
(function(table) {
var traverseTable = function(dir, position, tableGrid, callback) {
var result;
var cell = tableGrid[position.y]
? tableGrid[position.y][position.x]
: undefined;
if (!cell) {
return [];
}
if (typeof callback === 'function') {
result = callback(cell, position, tableGrid);
if (result === true) {
// abort
return [cell];
}
}
result = traverseTable(
dir,
{
x: position.x + dir.x,
y: position.y + dir.y
},
tableGrid,
callback
);
result.unshift(cell);
return result;
};
/**
* Traverses a table in a given direction, passing the cell to the callback
* @method traverse
* @memberof axe.commons.table
* @instance
* @param {Object|String} dir Direction that will be added recursively {x: 1, y: 0}, 'left';
* @param {Object} startPos x/y coordinate: {x: 0, y: 0};
* @param {Array} [tablegrid] A matrix of the table obtained using axe.commons.table.toArray (OPTIONAL)
* @param {Function} callback Function to which each cell will be passed
* @return {NodeElement} If the callback returns true, the traversal will end and the cell will be returned
*/
table.traverse = function(dir, startPos, tableGrid, callback) {
/* eslint indent: 0 */
if (Array.isArray(startPos)) {
callback = tableGrid;
tableGrid = startPos;
startPos = { x: 0, y: 0 };
}
if (typeof dir === 'string') {
switch (dir) {
case 'left':
dir = { x: -1, y: 0 };
break;
case 'up':
dir = { x: 0, y: -1 };
break;
case 'right':
dir = { x: 1, y: 0 };
break;
case 'down':
dir = { x: 0, y: 1 };
break;
}
}
return traverseTable(
dir,
{
x: startPos.x + dir.x,
y: startPos.y + dir.y
},
tableGrid,
callback
);
};
})(table);
Version data entries
375 entries across 375 versions & 1 rubygems