@apollo/core-schema
Version:
Apollo Core Schema processing library
335 lines • 13.9 kB
JavaScript
"use strict";
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}) : function(o, v) {
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});
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__setModuleDefault(result, mod);
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};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
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};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
var _a, _Linker_link;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Linker = exports.id = exports.ErrBadImport = exports.LINK_SPEC_URLS = exports.LINK_DIRECTIVES = void 0;
const recall_1 = __importStar(require("@protoplasm/recall"));
const graphql_1 = require("graphql");
const values_1 = require("graphql/execution/values");
const import_1 = require("./import");
const link_url_1 = require("./link-url");
const gref_1 = require("./gref");
const names_1 = require("./names");
const each_1 = require("./each");
const is_1 = require("./is");
const error_1 = __importDefault(require("./error"));
const gql_1 = __importDefault(require("./gql"));
const directives_1 = __importDefault(require("./directives"));
const LINK_SPECS = new Map([
['https://specs.apollo.dev/core/v0.1', 'feature'],
['https://specs.apollo.dev/core/v0.2', 'feature'],
['https://specs.apollo.dev/link/v0.3', 'url'],
['https://specs.apollo.dev/link/v1.0', 'url'],
]);
exports.LINK_DIRECTIVES = new Set([...LINK_SPECS.keys()].map(url => gref_1.GRef.rootDirective(url)));
exports.LINK_SPEC_URLS = new Set([...exports.LINK_DIRECTIVES].map(ref => ref.graph));
const Url = new graphql_1.GraphQLScalarType({
name: 'Url',
parseValue: val => val,
parseLiteral(node) {
if (node.kind === 'StringValue')
return link_url_1.LinkUrl.parse(node.value);
return null;
}
});
const Name = new graphql_1.GraphQLScalarType({
name: 'Name',
parseValue: val => val,
parseLiteral(node) {
if (node.kind === 'StringValue')
return node.value;
if (node.kind === 'EnumValue')
return node.value;
return;
}
});
const ErrBadImport = (node, expectedKinds) => (0, error_1.default)('BadImport', {
message: `expected node of kind ${expectedKinds.join(' | ')}, got ${node.kind}`,
node, expectedKinds
});
exports.ErrBadImport = ErrBadImport;
const Imports = new graphql_1.GraphQLScalarType({
name: 'Imports',
parseValue: val => val,
parseLiteral(value) {
if (value.kind === graphql_1.Kind.LIST) {
const text = value.values.map(value => {
var _b;
if (value.kind === graphql_1.Kind.STRING)
return value.value;
if (value.kind === graphql_1.Kind.OBJECT) {
const name = (0, each_1.only)((0, is_1.byName)(value.fields).get('name')).value;
const alias = (_b = (0, each_1.maybeOne)((0, is_1.byName)(value.fields).get('as'))) === null || _b === void 0 ? void 0 : _b.value;
if (!(0, is_1.isAst)(name, graphql_1.Kind.STRING, graphql_1.Kind.ENUM)) {
(0, recall_1.report)((0, exports.ErrBadImport)(name, [graphql_1.Kind.STRING, graphql_1.Kind.ENUM]));
return;
}
if (alias && !(0, is_1.isAst)(alias, graphql_1.Kind.STRING, graphql_1.Kind.ENUM)) {
(0, recall_1.report)((0, exports.ErrBadImport)(alias, [graphql_1.Kind.STRING, graphql_1.Kind.ENUM]));
return;
}
if (alias && alias.value !== name.value)
return `${alias.value} : ${name.value}`;
return name.value;
}
return undefined;
}).filter(Boolean).join(' ');
return import_1.ImportsParser.fromString(text);
}
if (value.kind !== graphql_1.Kind.STRING)
return;
return import_1.ImportsParser.fromString(value.value);
}
});
const $bootstrap = new graphql_1.GraphQLDirective({
name: 'link',
args: {
url: { type: Url },
feature: { type: Url },
as: { type: Name },
},
locations: [graphql_1.DirectiveLocation.SCHEMA],
isRepeatable: true,
});
const $id = new graphql_1.GraphQLDirective({
name: 'id',
args: {
url: { type: new graphql_1.GraphQLNonNull(Url) },
as: { type: Name },
},
locations: [graphql_1.DirectiveLocation.SCHEMA],
isRepeatable: true,
});
const ID_DIRECTIVE = gref_1.GRef.rootDirective('https://specs.apollo.dev/id/v1.0');
exports.id = (0, recall_1.default)(function id(scope, dir) {
var _b;
if (scope.locate(dir) === ID_DIRECTIVE) {
const args = (0, values_1.getArgumentValues)($id, dir);
const url = args.url;
const name = ((_b = args.as) !== null && _b !== void 0 ? _b : url.name);
return {
name,
gref: gref_1.GRef.schema(url),
via: dir,
};
}
return null;
});
class Linker {
constructor(strap, url, urlParam) {
this.strap = strap;
this.url = url;
this.urlParam = urlParam;
_Linker_link.set(this, new graphql_1.GraphQLDirective({
name: this.strap.name.value,
args: {
[this.urlParam]: { type: new graphql_1.GraphQLNonNull(Url) },
as: { type: Name },
import: { type: Imports },
},
locations: [graphql_1.DirectiveLocation.SCHEMA],
isRepeatable: true,
}));
}
static from(scope, dir) {
const self = this.bootstrap(dir);
if (self)
return self;
const other = scope.lookup('@' + dir.name.value);
if (!(other === null || other === void 0 ? void 0 : other.via))
return;
return Linker.bootstrap(other.via);
}
static bootstrap(strap) {
var _b;
const args = (0, values_1.getArgumentValues)($bootstrap, strap);
const url = ((_b = args.url) !== null && _b !== void 0 ? _b : args.feature);
if (!url)
return;
const urlArg = LINK_SPECS.get(url.href);
if (!urlArg)
return;
if (args[urlArg] !== url)
return;
return new this(strap, url, urlArg);
}
*links(directive) {
var _b, _c, _d;
const args = (0, values_1.getArgumentValues)(__classPrivateFieldGet(this, _Linker_link, "f"), directive);
const url = args[this.urlParam];
const name = ((_b = args.as) !== null && _b !== void 0 ? _b : url.name);
if (name !== '') {
yield {
name,
gref: gref_1.GRef.schema(url),
via: directive,
linker: this.strap,
};
yield {
name: '@' + name,
gref: gref_1.GRef.rootDirective(url),
via: directive,
linker: this.strap,
implicit: true,
};
}
for (const i of (_c = args.import) !== null && _c !== void 0 ? _c : []) {
const alias = (0, names_1.scopeNameFor)((_d = i.alias) !== null && _d !== void 0 ? _d : i.element);
const name = (0, names_1.scopeNameFor)(i.element);
yield {
name: alias,
gref: gref_1.GRef.named(name, url),
via: directive,
linker: this.strap,
};
}
}
*synthesize(links) {
const linksByUrl = byUrl(links);
const urls = [...linksByUrl.keys()].sort((a, b) => (exports.LINK_SPEC_URLS.has(b) ? 1 : 0) -
(exports.LINK_SPEC_URLS.has(a) ? 1 : 0));
for (const url of urls) {
if (!url)
continue;
if (url === link_url_1.LinkUrl.GRAPHQL_SPEC)
continue;
const linksForUrl = linksByUrl.get(url);
let alias = null;
const imports = [];
for (const link of linksForUrl) {
if (!link.gref.name) {
alias = link.name;
continue;
}
if (link.gref.name === '@')
continue;
imports.push([link.name, link.gref.name]);
}
const args = [{
kind: graphql_1.Kind.ARGUMENT,
name: {
kind: graphql_1.Kind.NAME,
value: this.urlParam
},
value: {
kind: graphql_1.Kind.STRING,
value: url.href,
},
}];
if (alias === '') {
yield {
kind: graphql_1.Kind.DIRECTIVE,
name: { kind: graphql_1.Kind.NAME, value: "id" },
arguments: [{
kind: graphql_1.Kind.ARGUMENT,
name: {
kind: graphql_1.Kind.NAME,
value: "url"
},
value: {
kind: graphql_1.Kind.STRING,
value: url.href,
},
}],
gref: ID_DIRECTIVE,
};
continue;
}
if (alias && alias !== url.name) {
args.push({
kind: graphql_1.Kind.ARGUMENT,
name: {
kind: graphql_1.Kind.NAME,
value: 'as',
},
value: {
kind: graphql_1.Kind.STRING,
value: alias
},
});
}
if (imports.length) {
args.push({
kind: graphql_1.Kind.ARGUMENT,
name: {
kind: graphql_1.Kind.NAME,
value: 'import',
},
value: {
kind: graphql_1.Kind.LIST,
values: imports.map(([alias, name]) => alias === name
? { kind: graphql_1.Kind.STRING, value: name }
: {
kind: graphql_1.Kind.OBJECT,
fields: [
{
kind: graphql_1.Kind.OBJECT_FIELD,
name: { kind: graphql_1.Kind.NAME, value: "name" },
value: { kind: graphql_1.Kind.STRING, value: name }
},
{
kind: graphql_1.Kind.OBJECT_FIELD,
name: { kind: graphql_1.Kind.NAME, value: "as" },
value: { kind: graphql_1.Kind.STRING, value: alias }
}
]
})
},
});
}
yield {
kind: graphql_1.Kind.DIRECTIVE,
name: this.strap.name,
arguments: args,
gref: gref_1.GRef.rootDirective(this.url)
};
}
}
}
_a = Linker, _Linker_link = new WeakMap();
Linker.DEFAULT = _a.bootstrap((0, each_1.only)((0, directives_1.default)((0, gql_1.default) `@link(url: "https://specs.apollo.dev/link/v1.0")`)));
__decorate([
(0, recall_1.use)(recall_1.replay)
], Linker.prototype, "links", null);
__decorate([
(0, recall_1.use)(recall_1.default)
], Linker, "bootstrap", null);
exports.Linker = Linker;
const byUrl = (0, each_1.groupBy)((link) => link.gref.graph);
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