42 lines
865 B
JavaScript
42 lines
865 B
JavaScript
import traverse from "../lib";
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import assert from "assert";
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import { parse } from "babylon";
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import generate from "@babel/generator";
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function getPath(code) {
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const ast = parse(code);
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let path;
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traverse(ast, {
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Program: function(_path) {
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path = _path;
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_path.stop();
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},
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});
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return path;
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}
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function generateCode(path) {
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return generate(path.node).code;
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}
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describe("removal", function() {
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describe("ArrowFunction", function() {
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it("remove body", function() {
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const rootPath = getPath("x = () => b;");
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const path = rootPath
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.get("body")[0]
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.get("expression")
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.get("right");
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const body = path.get("body");
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body.remove();
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assert.equal(
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generateCode(rootPath),
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"x = () => {};",
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"body should be replaced with BlockStatement",
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);
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});
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});
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});
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