@apollo/core-schema/dist/link-url.js

Apollo Core Schema processing library

"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.LinkUrl = void 0;
const recall_1 = __importStar(require("@protoplasm/recall"));
const url_1 = require("url");
const version_1 = __importDefault(require("./version"));
class LinkUrl {
    constructor(href, name, version) {
        this.href = href;
        this.name = name;
        this.version = version;
    }
    static from(input) {
        if (typeof input === 'string')
            return this.parse(input);
        return input !== null && input !== void 0 ? input : undefined;
    }
    static parse(input) {
        var _a, _b, _c;
        const url = new url_1.URL(input);
        const path = (_a = url.pathname) !== null && _a !== void 0 ? _a : '';
        const parts = rsplit(path, '/');
        const nameVerPart = (_b = parts.next().value) !== null && _b !== void 0 ? _b : undefined;
        const namePart = (_c = parts.next().value) !== null && _c !== void 0 ? _c : undefined;
        const version = version_1.default.parse(nameVerPart);
        const name = version ? parseName(namePart) : parseName(nameVerPart);
        url.search = '';
        url.password = '';
        url.username = '';
        url.hash = '';
        return this.canon(url.href, name !== null && name !== void 0 ? name : undefined, version !== null && version !== void 0 ? version : undefined);
    }
    static get GRAPHQL_SPEC() {
        return LinkUrl.from('https://specs.graphql.org');
    }
    *suggestNames() {
        if (this.name)
            yield this.name;
        if (this.name && this.version) {
            yield this.name + '_' + this.version.major;
            yield this.name + '_' + this.version.major + '_' + this.version.minor;
        }
        const url = new url_1.URL(this.href);
        if (url.hostname) {
            const parts = url.hostname.split('.');
            const [longest] = [...parts].sort((a, b) => b.length - a.length);
            if (this.name) {
                yield longest + '_' + this.name;
                yield parts.join('_') + '_' + this.name;
            }
            else {
                yield longest;
                yield parts.join('_');
            }
        }
        const baseName = this.name || 'linked_schema';
        for (let i = 1;; ++i) {
            yield baseName + '_' + i;
        }
    }
    static canon(href, name, version) {
        return new this(href, name, version);
    }
    toString() { return this.href; }
}
__decorate([
    (0, recall_1.use)(recall_1.default)
], LinkUrl, "canon", null);
exports.LinkUrl = LinkUrl;
exports.default = LinkUrl;
function* rsplit(haystack, sep) {
    let index = haystack.lastIndexOf(sep);
    const len = haystack.length;
    const sepLen = sep.length;
    let lastIndex = len;
    while (index !== -1 && lastIndex > 0) {
        yield haystack.substring(index + sepLen, lastIndex);
        lastIndex = index;
        index = haystack.lastIndexOf(sep, index - 1);
    }
    yield haystack.substring(0, lastIndex);
}
const NAME_RE = /^[a-zA-Z0-9\-]+$/;
function parseName(name) {
    if (!name)
        return null;
    if (!NAME_RE.test(name))
        return null;
    if (name.startsWith('-') || name.endsWith('-'))
        return null;
    return name;
}
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