47 lines
9.6 KiB
JavaScript
47 lines
9.6 KiB
JavaScript
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(function() {
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var escope, esprima, expect, harmony;
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expect = require('chai').expect;
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esprima = require('esprima');
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harmony = require('../third_party/esprima');
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escope = require('..');
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describe('label', function() {
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it('should not create variables', function() {
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var ast, globalScope, scope, scopeManager;
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ast = esprima.parse("function bar() { q: for(;;) { break q; } }");
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scopeManager = escope.analyze(ast);
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expect(scopeManager.scopes).to.have.length(2);
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globalScope = scopeManager.scopes[0];
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expect(globalScope.type).to.be.equal('global');
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expect(globalScope.variables).to.have.length(1);
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expect(globalScope.variables[0].name).to.be.equal('bar');
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expect(globalScope.references).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.variables).to.have.length(1);
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expect(scope.variables[0].name).to.be.equal('arguments');
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expect(scope.isArgumentsMaterialized()).to.be["false"];
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return expect(scope.references).to.have.length(0);
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});
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return it('should count child node references', function() {
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var ast, globalScope, scopeManager;
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ast = esprima.parse("var foo = 5;\n\nlabel: while (true) {\n console.log(foo);\n break;\n}");
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scopeManager = escope.analyze(ast);
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expect(scopeManager.scopes).to.have.length(1);
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globalScope = scopeManager.scopes[0];
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expect(globalScope.type).to.be.equal('global');
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expect(globalScope.variables).to.have.length(1);
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expect(globalScope.variables[0].name).to.be.equal('foo');
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expect(globalScope.through.length).to.be.equal(3);
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expect(globalScope.through[2].identifier.name).to.be.equal('foo');
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return expect(globalScope.through[2].isRead()).to.be["true"];
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});
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});
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}).call(this);
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