es6-switch.js 9.4 KB

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  1. (function() {
  2. var escope, expect, harmony;
  3. expect = require('chai').expect;
  4. harmony = require('../third_party/esprima');
  5. escope = require('..');
  6. describe('ES6 switch', function() {
  7. return it('materialize scope', function() {
  8. var ast, scope, scopeManager;
  9. ast = harmony.parse("switch (ok) {\n case hello:\n let i = 20;\n i;\n break;\n\n default:\n let test = 30;\n test;\n}");
  10. scopeManager = escope.analyze(ast, {
  11. ecmaVersion: 6
  12. });
  13. expect(scopeManager.scopes).to.have.length(2);
  14. scope = scopeManager.scopes[0];
  15. expect(scope.type).to.be.equal('global');
  16. expect(scope.block.type).to.be.equal('Program');
  17. expect(scope.isStrict).to.be["false"];
  18. expect(scope.variables).to.have.length(0);
  19. expect(scope.references).to.have.length(1);
  20. expect(scope.references[0].identifier.name).to.be.equal('ok');
  21. scope = scopeManager.scopes[1];
  22. expect(scope.type).to.be.equal('switch');
  23. expect(scope.block.type).to.be.equal('SwitchStatement');
  24. expect(scope.isStrict).to.be["false"];
  25. expect(scope.variables).to.have.length(2);
  26. expect(scope.variables[0].name).to.be.equal('i');
  27. expect(scope.variables[1].name).to.be.equal('test');
  28. expect(scope.references).to.have.length(5);
  29. expect(scope.references[0].identifier.name).to.be.equal('hello');
  30. expect(scope.references[1].identifier.name).to.be.equal('i');
  31. expect(scope.references[2].identifier.name).to.be.equal('i');
  32. expect(scope.references[3].identifier.name).to.be.equal('test');
  33. return expect(scope.references[4].identifier.name).to.be.equal('test');
  34. });
  35. });
  36. }).call(this);
  37. //# 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