42 lines
1.7 KiB
TypeScript
42 lines
1.7 KiB
TypeScript
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import { expect, it } from "vitest";
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import { parseJavaScriptSource } from "./javascriptSourceParser.js";
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import { analyzeParsedJavaScriptStaticSource } from "./javascriptStaticAnalysis.js";
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const analyze = (source: string, path: string) => {
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const parsed = parseJavaScriptSource(source, path);
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return parsed === null
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? null
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: {
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errors: parsed.errors.length,
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facts: analyzeParsedJavaScriptStaticSource(source, parsed),
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};
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};
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it("parses conditional arrow bodies in JavaScript sources with JavaScript grammar", () => {
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// Bundlers emit this shape; TypeScript reads `):H=>` as a return type.
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const source = `const {ipcMain}=require("electron");
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const pick=n===0?H=>({start:H.startY}):H=>({start:H.startX});
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ipcMain.handle("layout:ready",()=>pick);`;
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for (const path of ["main.js", "main.cjs", "main.mjs", "main.jsx"]) {
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const result = analyze(source, path);
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expect(result?.errors).toBe(0);
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expect(result?.facts.electron.ipc).toContainEqual(
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expect.objectContaining({ channel: "layout:ready", operation: "handle" }),
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);
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}
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});
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it("keeps JavaScript comparison meaning for angle brackets in JavaScript sources", () => {
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const source = `const a=fetch<limit>("/api/compare");`;
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expect(analyze(source, "main.js")?.facts.endpoints).toEqual([]);
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expect(analyze(source, "main.ts")?.facts.endpoints).toContainEqual(
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expect.objectContaining({ value: "/api/compare" }),
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);
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});
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it("keeps TypeScript syntax available for TypeScript and unnamed sources", () => {
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const source = "let count: number = 1; export type Id = string;";
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expect(parseJavaScriptSource(source, "value.ts")?.errors).toEqual([]);
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expect(parseJavaScriptSource(source)?.errors).toEqual([]);
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});
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