45 lines
10 KiB
JavaScript
45 lines
10 KiB
JavaScript
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(function() {
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var escope, expect, harmony;
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expect = require('chai').expect;
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harmony = require('../third_party/esprima');
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escope = require('..');
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describe('ES6 template literal', function() {
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return it('refer variables', function() {
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var ast, scope, scopeManager;
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ast = harmony.parse("(function () {\n let i, j, k;\n function testing() { }\n let template = testing`testing ${i} and ${j}`\n return template;\n}());");
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scopeManager = escope.analyze(ast, {
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ecmaVersion: 6
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});
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expect(scopeManager.scopes).to.have.length(3);
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scope = scopeManager.scopes[0];
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expect(scope.type).to.be.equal('global');
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expect(scope.block.type).to.be.equal('Program');
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expect(scope.isStrict).to.be["false"];
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expect(scope.variables).to.have.length(0);
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scope = scopeManager.scopes[1];
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expect(scope.type).to.be.equal('function');
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expect(scope.block.type).to.be.equal('FunctionExpression');
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expect(scope.isStrict).to.be["false"];
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expect(scope.variables).to.have.length(6);
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expect(scope.variables[0].name).to.be.equal('arguments');
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expect(scope.variables[1].name).to.be.equal('i');
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expect(scope.variables[2].name).to.be.equal('j');
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expect(scope.variables[3].name).to.be.equal('k');
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expect(scope.variables[4].name).to.be.equal('testing');
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expect(scope.variables[5].name).to.be.equal('template');
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expect(scope.references).to.have.length(5);
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expect(scope.references[0].identifier.name).to.be.equal('template');
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expect(scope.references[1].identifier.name).to.be.equal('testing');
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expect(scope.references[2].identifier.name).to.be.equal('i');
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expect(scope.references[3].identifier.name).to.be.equal('j');
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return expect(scope.references[4].identifier.name).to.be.equal('template');
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});
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});
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}).call(this);
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