angular-docgen/dist/handlers/classDeclarationHandler.js

A toolkit to extract information from Angular components for documentation generation.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var ts = require("typescript");
var getConstructorProperty = function (node, propName) {
    var decorators = (node.decorators);
    if (!decorators)
        return null;
    var componentNode = (decorators.find(function (decorator) {
        return decorator.expression.expression.getText() ===
            "Component";
    }));
    var decoratorArgs = (componentNode.expression).arguments;
    var propertyList = (decoratorArgs.find(function (node) { return node.kind === ts.SyntaxKind.ObjectLiteralExpression; }));
    var decoratorProps = propertyList.properties;
    var propertyNode = (decoratorProps.find(function (node) { return node.name.getText() === propName; }));
    if (!propertyNode)
        return null;
    var initializer = propertyNode.initializer;
    switch (initializer.kind) {
        case ts.SyntaxKind.ArrayLiteralExpression:
            return initializer.elements.map(function (node) { return node.getText().replace(/"|'/g, ""); });
        default:
            return initializer.getText().replace(/"|'/g, "");
    }
};
exports.default = (function (node) {
    var className = (ts.getNameOfDeclaration(node));
    var componentDoc = {
        description: node.jsDoc
            ? node.jsDoc.map(function (doc) { return doc.comment; }).join("\n")
            : null,
        name: className && className.getText(),
        selector: getConstructorProperty(node, "selector"),
        styles: getConstructorProperty(node, "styles"),
        styleUrls: getConstructorProperty(node, "styleUrls"),
        templateUrl: getConstructorProperty(node, "templateUrl"),
        template: getConstructorProperty(node, "template")
    };
    return componentDoc;
});
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