@atomist/automation-client/onCommand.js

Atomist API for software low-level client

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const metadataReading_1 = require("./internal/metadata/metadataReading");
const string_1 = require("./internal/util/string");
const scan_1 = require("./scan");
const constructionUtils_1 = require("./util/constructionUtils");
/**
 * Create a HandleCommand instance with the appropriate metadata wrapping
 * the given function
 * @param h handle function
 * @param factory construction function
 * @param {string} name can be omitted if the function isn't exported
 * @param {string} description
 * @param {string[]} intent
 * @param {Tag[]} tags
 * @return {HandleCommand<P>}
 */
function commandHandlerFrom(h, factory, name = h.name || `Command${string_1.generateHash(h.toString())}`, description = name, intent = [], tags = []) {
    const handler = new FunctionWrappingCommandHandler(name, description, h, factory, tags, intent);
    scan_1.registerCommand(handler);
    return handler;
}
exports.commandHandlerFrom = commandHandlerFrom;
class FunctionWrappingCommandHandler {
    constructor(name, description, h, parametersFactory, 
    // tslint:disable-next-line:variable-name
    _tags = [], 
    // tslint:disable-next-line:variable-name
    _intent = []) {
        this.name = name;
        this.description = description;
        this.h = h;
        this.parametersFactory = parametersFactory;
        this._tags = _tags;
        this._intent = _intent;
        const newParamInstance = this.freshParametersInstance();
        const md = metadataReading_1.metadataFromInstance(newParamInstance);
        this.parameters = md.parameters;
        this.mapped_parameters = md.mapped_parameters;
        this.values = md.values;
        this.secrets = md.secrets;
        this.intent = string_1.toStringArray(_intent);
        this.tags = string_1.toStringArray(_tags).map(t => ({ name: t, description: t }));
    }
    freshParametersInstance() {
        return constructionUtils_1.toFactory(this.parametersFactory)();
    }
    handle(ctx, params) {
        return this.h(ctx, params);
    }
}
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