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(function() {
var escope, expect, harmony;
expect = require('chai').expect;
harmony = require('../third_party/esprima');
escope = require('..');
describe('ES6 catch', function() {
return it('takes binding pattern', function() {
var ast, scope, scopeManager;
ast = harmony.parse("try {\n} catch ({ a, b, c, d }) {\n let e = 20;\n a;\n b;\n let c = 30;\n c;\n d;\n}");
scopeManager = escope.analyze(ast, {
ecmaVersion: 6
});
expect(scopeManager.scopes).to.have.length(4);
scope = scopeManager.scopes[0];
expect(scope.type).to.be.equal('global');
expect(scope.block.type).to.be.equal('Program');
expect(scope.isStrict).to.be["false"];
expect(scope.variables).to.have.length(0);
expect(scope.references).to.have.length(0);
scope = scopeManager.scopes[1];
expect(scope.type).to.be.equal('block');
expect(scope.block.type).to.be.equal('BlockStatement');
expect(scope.isStrict).to.be["false"];
expect(scope.variables).to.have.length(0);
expect(scope.references).to.have.length(0);
scope = scopeManager.scopes[2];
expect(scope.type).to.be.equal('catch');
expect(scope.block.type).to.be.equal('CatchClause');
return expect(scope.isStrict).to.be["false"];
});
});
}).call(this);
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