1 | /**
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2 | * Copyright (C) 2016-2019 Michael Kourlas
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | */
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16 | /**
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17 | * @private
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18 | */
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19 | export declare function isUndefined(val: unknown): val is undefined;
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20 | /**
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21 | * @private
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22 | */
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23 | export declare function isNull(val: unknown): val is null;
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24 | /**
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25 | * @private
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26 | */
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27 | export declare function isObject(val: unknown): val is Record<string, unknown>;
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28 | /**
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29 | * @private
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30 | */
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31 | export declare function isArray(val: unknown): val is unknown[];
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32 | /**
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33 | * @private
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34 | */
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35 | export declare function isFunction(val: unknown): val is Function;
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36 | /**
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37 | * @private
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38 | */
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39 | export declare function isSet(val: unknown): val is Set<unknown>;
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40 | /**
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41 | * @private
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42 | */
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43 | export declare function isMap(val: unknown): val is Map<unknown, unknown>;
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44 | /**
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45 | * Returns a string representation of the specified value, as given by the
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46 | * value's toString() method (if it has one) or the global String() function
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47 | * (if it does not).
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48 | *
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49 | * @param value The value to convert to a string.
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50 | *
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51 | * @returns A string representation of the specified value.
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52 | *
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53 | * @private
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54 | */
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55 | export declare function stringify(value: any): string;
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