oda-lodash/dist/transformations.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var lodash_1 = require("lodash");
var lodash_2 = require("lodash");
var lodash_3 = require("lodash");
var lodash_4 = require("lodash");
var lodash_5 = require("lodash");
var lodash_6 = require("lodash");
var lodash_7 = require("lodash");
var lodash_8 = require("lodash");
var lodash_9 = require("lodash");
var lodash_10 = require("lodash");
var lodash_11 = require("lodash");
var lodash_12 = require("lodash");
var lodash_13 = require("lodash");
var lodash_14 = require("lodash");
var lodash_15 = require("lodash");
var lodash_16 = require("lodash");
var lodash_17 = require("lodash");
var lodash_18 = require("lodash");
var lodash_19 = require("lodash");
var lodash_20 = require("lodash");
var lodash_21 = require("lodash");
var lodash_22 = require("lodash");
var lodash_23 = require("lodash");
var lodash_24 = require("lodash");
var lodash_25 = require("lodash");
var lodash_26 = require("lodash");
var lodash_27 = require("lodash");
var lodash_28 = require("lodash");
var lodash_29 = require("lodash");
var lodash_30 = require("lodash");
var lodash_31 = require("lodash");
var lodash_32 = require("lodash");
var lodash_33 = require("lodash");
var lodash_34 = require("lodash");
var lodash_35 = require("lodash");
var lodash_36 = require("lodash");
var lodash_37 = require("lodash");
var lodash_38 = require("lodash");
var lodash_39 = require("lodash");
var lodash_40 = require("lodash");
var lodash_41 = require("lodash");
var lodash_42 = require("lodash");
var lodash_43 = require("lodash");
var lodash_44 = require("lodash");
function getType(v) {
    return Object.prototype.toString
        .call(v)
        .match(/\[object (.+)\]/)[1]
        .toLowerCase();
}
var transformations = {
    array: {
        each: function (array, arg) {
            return lodash_10.map(array, function (item) { return applyTransformations(item, arg); });
        },
        map: lodash_10.map,
        keyBy: lodash_11.keyBy,
        chunk: lodash_12.chunk,
        drop: lodash_13.drop,
        dropRight: lodash_14.dropRight,
        take: lodash_15.take,
        takeRight: lodash_16.takeRight,
        flattenDepth: lodash_17.flattenDepth,
        fromPairs: lodash_18.fromPairs,
        nth: lodash_19.nth,
        reverse: lodash_20.reverse,
        uniq: lodash_21.uniq,
        uniqBy: lodash_22.uniqBy,
        countBy: lodash_23.countBy,
        filter: lodash_24.filter,
        reject: lodash_25.reject,
        filterIf: function (array, arg) {
            return lodash_24.filter(array, function (item) { return applyTransformations(item, arg); });
        },
        rejectIf: function (array, arg) {
            return lodash_25.reject(array, function (item) { return applyTransformations(item, arg); });
        },
        groupBy: lodash_26.groupBy,
        sortBy: lodash_27.sortBy,
        minBy: lodash_28.minBy,
        maxBy: lodash_29.maxBy,
        meanBy: lodash_30.meanBy,
        sumBy: lodash_31.sumBy,
        join: lodash_32.join,
    },
    object: {
        get: lodash_33.get,
        assign: function (src, args) {
            return (Array.isArray(args) ? args : [args]).reduce(function (obj, path) {
                var source = lodash_33.get(obj, path);
                if (source && typeof source === 'object') {
                    return lodash_44.omit(lodash_36.assign(obj, lodash_33.get(obj, path)), path);
                }
                else {
                    return obj;
                }
            }, src);
        },
        mapValues: lodash_37.mapValues,
        at: lodash_38.at,
        toPairs: lodash_39.toPairs,
        invert: lodash_40.invert,
        invertBy: lodash_41.invertBy,
        keys: lodash_42.keys,
        values: lodash_43.values,
    },
    number: {
        lt: lodash_5.lt,
        lte: lodash_6.lte,
        gt: lodash_7.gt,
        gte: lodash_8.gte,
        eq: lodash_9.eq,
    },
    string: {
        startsWith: lodash_3.startsWith,
        endsWith: lodash_4.endsWith,
        match: function (src, args) {
            return src.match(new RegExp(args.match, args.flags));
        },
        isMatch: function (src, args) {
            return new RegExp(args.match, args.flags).test(src);
        },
        toJSON: function (str) {
            return JSON.parse(str);
        },
    },
    '*': {
        stringify: function (src) {
            return JSON.stringify(src);
        },
        trim: function (src) {
            if (typeof src === 'string') {
                return src.trim();
            }
            else {
                if (typeof src === 'function') {
                    return function () {
                        var args = [];
                        for (var _i = 0; _i < arguments.length; _i++) {
                            args[_i] = arguments[_i];
                        }
                        var result = src.apply(void 0, args);
                        if (typeof result === 'string') {
                            return result.trim();
                        }
                        else {
                            return result;
                        }
                    };
                }
                else {
                    return src;
                }
            }
        },
        convert: function (obj, type) {
            if (obj !== null || obj !== undefined) {
                switch (type) {
                    case 'toNumber':
                        return parseFloat(obj);
                    case 'toString':
                        return obj.toString();
                    default:
                }
            }
            else {
                switch (type) {
                    case 'toNumber':
                        return NaN;
                    case 'toString':
                        return '';
                    default:
                }
            }
        },
        dive: function (src, args) { return function (obj, key) {
            lodash_35.unset(obj, key);
            lodash_34.set(obj, args, src);
        }; },
    },
};
var opToExpectedType = (function (trans) {
    var result = {};
    for (var type in trans) {
        if (trans.hasOwnProperty(type)) {
            var names = trans[type];
            for (var name in names) {
                if (names.hasOwnProperty(name)) {
                    result[name] = type;
                }
            }
        }
    }
    return result;
})(transformations);
function applyTransformations(object, args) {
    if (!args || object === null || object === undefined) {
        return object;
    }
    for (var op in args) {
        if (args.hasOwnProperty(op)) {
            var arg = args[op];
            if (op === 'and') {
                object = lodash_1.every(arg, function (predicateArgs) {
                    return applyTransformations(object, predicateArgs);
                });
                continue;
            }
            if (op === 'or') {
                object = lodash_2.some(arg, function (predicateArgs) {
                    return applyTransformations(object, predicateArgs);
                });
                continue;
            }
            var expectedType = opToExpectedType[op];
            if (!(object === undefined || object === null)) {
                var type = getType(object);
                if (expectedType !== '*' &&
                    expectedType !== type &&
                    type !== undefined) {
                    throw Error("\"" + op + "\" transformation expect \"" + expectedType + "\" but got \"" + type + "\"");
                }
            }
            object = transformations[expectedType][op](object, arg);
        }
    }
    return object === undefined ? null : object;
}
exports.applyTransformations = applyTransformations;
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