83 行
3.3 KiB
JavaScript
83 行
3.3 KiB
JavaScript
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"use strict";
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// Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
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// See LICENSE in the project root for license information.
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.CommandLineChoiceListParameter = void 0;
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const BaseClasses_1 = require("./BaseClasses");
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const EnvironmentVariableParser_1 = require("./EnvironmentVariableParser");
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/**
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* The data type returned by {@link CommandLineParameterProvider.defineChoiceListParameter}.
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* @public
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*/
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class CommandLineChoiceListParameter extends BaseClasses_1.CommandLineParameterBase {
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/** @internal */
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constructor(definition) {
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super(definition);
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this._values = [];
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/** {@inheritDoc CommandLineParameterBase.kind} */
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this.kind = BaseClasses_1.CommandLineParameterKind.ChoiceList;
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const { alternatives, completions } = definition;
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const alternativesSet = alternatives instanceof Set ? alternatives : new Set(alternatives);
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if (alternativesSet.size < 1) {
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throw new Error(`When defining a choice list parameter, the alternatives list must contain at least one value.`);
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}
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this.alternatives = alternativesSet;
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this.completions = completions;
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}
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/**
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* {@inheritDoc CommandLineParameterBase._setValue}
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* @internal
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*/
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_setValue(data) {
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// If argparse passed us a value, confirm it is valid
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if (data !== null && data !== undefined) {
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if (!Array.isArray(data)) {
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this.reportInvalidData(data);
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}
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for (const arrayItem of data) {
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if (typeof arrayItem !== 'string') {
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this.reportInvalidData(data);
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}
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}
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this._values = data;
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return;
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}
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if (this.environmentVariable !== undefined) {
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const values = EnvironmentVariableParser_1.EnvironmentVariableParser.parseAsList(this.environmentVariable);
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if (values) {
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for (const value of values) {
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if (!this.alternatives.has(value)) {
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const choices = '"' + Array.from(this.alternatives).join('", "') + '"';
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throw new Error(`Invalid value "${value}" for the environment variable` +
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` ${this.environmentVariable}. Valid choices are: ${choices}`);
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}
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}
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this._values = values;
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return;
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}
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}
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// (No default value for choice lists)
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this._values = [];
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}
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/**
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* Returns the string arguments for a choice list parameter that was parsed from the command line.
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*
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* @remarks
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* The array will be empty if the command-line has not been parsed yet,
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* or if the parameter was omitted and has no default value.
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*/
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get values() {
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return this._values;
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}
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/** {@inheritDoc CommandLineParameterBase.appendToArgList} @override */
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appendToArgList(argList) {
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if (this.values.length > 0) {
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for (const value of this.values) {
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argList.push(this.longName);
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argList.push(value);
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}
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}
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}
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}
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exports.CommandLineChoiceListParameter = CommandLineChoiceListParameter;
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//# sourceMappingURL=CommandLineChoiceListParameter.js.map
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