563874c06c
* fix: should not remove let binding even it is wrapped in closure Fixes #10339 * fix: remove bindings defined in blockScope when wrapped in closure * Move test assertions to the top level to ensure that they run
39 lines
911 B
JavaScript
39 lines
911 B
JavaScript
const code = multiline([
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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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transform(code, {
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configFile: false,
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plugins: [
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"../../../../lib",
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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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});
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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", "bar", "qux", "quux"]);
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