ngx-bootstrap-ci/positioning/esm5/modifiers/shift.js

Native Angular Bootstrap Components

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes} checked by tsc
 */
import * as tslib_1 from "tslib";
/**
 * @param {?} data
 * @return {?}
 */
export function shift(data) {
    var /** @type {?} */ placement = data.placement;
    var /** @type {?} */ basePlacement = placement.split(' ')[0];
    var /** @type {?} */ shiftvariation = placement.split(' ')[1];
    if (shiftvariation) {
        var _a = data.offsets, host = _a.host, target = _a.target;
        var /** @type {?} */ isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
        var /** @type {?} */ side = isVertical ? 'left' : 'top';
        var /** @type {?} */ measurement = isVertical ? 'width' : 'height';
        var /** @type {?} */ shiftOffsets = {
            left: (_b = {}, _b[side] = host[side], _b),
            right: (_c = {},
                _c[side] = host[side] + host[measurement] - host[measurement],
                _c)
        };
        data.offsets.target = tslib_1.__assign({}, target, shiftOffsets[shiftvariation]);
    }
    return data;
    var _b, _c;
}

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