1 | /**
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2 | * @license
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3 | * Copyright Google LLC All Rights Reserved.
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4 | *
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5 | * Use of this source code is governed by an MIT-style license that can be
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6 | * found in the LICENSE file at https://angular.io/license
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7 | */
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8 | /// <amd-module name="@angular/compiler-cli/src/diagnostics/typescript_version" />
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9 | /**
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10 | * Converts a `string` version into an array of numbers
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11 | * @example
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12 | * toNumbers('2.0.1'); // returns [2, 0, 1]
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13 | */
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14 | export declare function toNumbers(value: string): number[];
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15 | /**
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16 | * Compares two arrays of positive numbers with lexicographical order in mind.
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17 | *
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18 | * However - unlike lexicographical order - for arrays of different length we consider:
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19 | * [1, 2, 3] = [1, 2, 3, 0] instead of [1, 2, 3] < [1, 2, 3, 0]
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20 | *
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21 | * @param a The 'left hand' array in the comparison test
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22 | * @param b The 'right hand' in the comparison test
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23 | * @returns {-1|0|1} The comparison result: 1 if a is greater, -1 if b is greater, 0 is the two
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24 | * arrays are equals
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25 | */
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26 | export declare function compareNumbers(a: number[], b: number[]): -1 | 0 | 1;
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27 | /**
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28 | * Checks if a TypeScript version is:
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29 | * - greater or equal than the provided `low` version,
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30 | * - lower or equal than an optional `high` version.
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31 | *
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32 | * @param version The TypeScript version
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33 | * @param low The minimum version
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34 | * @param high The maximum version
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35 | */
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36 | export declare function isVersionBetween(version: string, low: string, high?: string): boolean;
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37 | /**
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38 | * Compares two versions
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39 | *
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40 | * @param v1 The 'left hand' version in the comparison test
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41 | * @param v2 The 'right hand' version in the comparison test
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42 | * @returns {-1|0|1} The comparison result: 1 if v1 is greater, -1 if v2 is greater, 0 is the two
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43 | * versions are equals
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44 | */
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45 | export declare function compareVersions(v1: string, v2: string): -1 | 0 | 1;
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