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resolve-parser.js
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48 lines (45 loc) · 1.24 KB
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import { resolveParser } from "../../src/main/parser-and-printer.js";
test("resolveParser should not trigger the plugin.parsers getters", async () => {
const gettersCalledTimes = {};
const rightParser = {};
const wrongParser = {};
const createParserDescriptors = (names) =>
Object.fromEntries(
names.map((name) => {
gettersCalledTimes[name] = 0;
return [
name,
{
get() {
gettersCalledTimes[name]++;
return rightParser;
},
},
];
}),
);
const creatParsers = (names) =>
Object.defineProperties(
Object.create(null),
createParserDescriptors(names),
);
const options = {
plugins: [
{
parsers: new (class {
get d() {
return wrongParser;
}
})(),
},
{ name: "prettier-plugin-do-not-have-parsers" },
{ parsers: creatParsers(["a", "b"]) },
{ parsers: creatParsers(["c", "d", "e"]) },
],
parser: "d",
};
const result = await resolveParser(options);
expect(gettersCalledTimes).toStrictEqual({ a: 0, b: 0, c: 0, d: 1, e: 0 });
expect(result).toBe(rightParser);
expect(options.plugins[0].parsers.d).toBe(wrongParser);
});