mirror of
https://github.com/hanzoai/babel.git
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Nicolò RibaudoandGitHub
d0ffdeb9f5
* Add test for `const` with `tdz` * Rewrite block-scoping plugin * Update block-scoping fixtures * Update other fixtures * Fix `let` shadowing variable read in a sibling scope * Update fixtures * Update Babel 8 fixtures * Add minNodeVersion * Fix block scoped vars shadowing globals * Review by JLHwung * minNodeVersion to class fields test
39 lines
934 B
JavaScript
39 lines
934 B
JavaScript
const code = `
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for (const {foo, ...bar} of { bar: [] }) {
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() => foo;
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const [qux] = bar;
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try {} catch (e) {
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let quux = qux;
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}
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}
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`;
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let programPath;
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let forOfPath;
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let functionPath;
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return transformAsync(code, {
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configFile: false,
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plugins: [
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__dirname + "/../../../../lib/index.js",
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{
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post({ path }) {
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programPath = path;
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path.traverse({
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ForOfStatement(path) { forOfPath = path },
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FunctionExpression(path) { functionPath = path }
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});
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}
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}
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]
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}).then(() => {
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expect(Object.keys(programPath.scope.bindings)).toEqual(["foo", "bar"]);
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// for declarations should be transformed to for bindings
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expect(forOfPath.scope.bindings).toEqual({});
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// The body should be wrapped into closure
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expect(forOfPath.get("body").scope.bindings).toEqual({});
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expect(Object.keys(functionPath.scope.bindings)).toEqual(["foo", "qux", "quux"]);
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});
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