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clean up tail call transformer

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This commit is contained in:
Sebastian McKenzie
2015-02-08 22:47:50 +11:00
parent 9020a21ba2
commit ee5cb8d9ed
6 changed files with 166 additions and 155 deletions
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56
test/fixtures/transformation/es6-tail-call/call-apply/expected.js vendored
View File

@@ -1,27 +1,29 @@
"use strict";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
do {
_shouldContinue = false;
_result = (function (n) {
if (n <= 0) {
console.log(this, arguments);
return "foo";
}
if (Math.random() > 0.5) {
_arguments = [n - 1];
_this = this;
return _shouldContinue = true;
} else {
_arguments = [n - 1];
_this = this;
return _shouldContinue = true;
}
}).apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";
"use strict";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
var _callee = function (n) {
if (n <= 0) {
console.log(this, arguments);
return "foo";
}
if (Math.random() > 0.5) {
_arguments = [n - 1];
_this = this;
return _shouldContinue = true;
} else {
_arguments = [n - 1];
_this = this;
return _shouldContinue = true;
}
};
do {
_shouldContinue = false;
_result = _callee.apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";

62
test/fixtures/transformation/es6-tail-call/expressions/expected.js vendored
View File

@@ -1,30 +1,32 @@
"use strict";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
do {
_shouldContinue = false;
_result = (function (n) {
var _left;
if (n <= 0) {
return "foo";
} else {
doSmth();
if (!(_left = getTrueValue())) {
return _left;
}
if (_left = getFalseValue()) {
return _left;
}
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
}).apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000, true) === "foo";
"use strict";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
var _callee = function (n) {
var _left;
if (n <= 0) {
return "foo";
} else {
doSmth();
if (!(_left = getTrueValue())) {
return _left;
}
if (_left = getFalseValue()) {
return _left;
}
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
};
do {
_shouldContinue = false;
_result = _callee.apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000, true) === "foo";

48
test/fixtures/transformation/es6-tail-call/recursion/expected.js vendored
View File

@@ -1,23 +1,25 @@
"use strict";
(function f(_x, /* should be undefined after first pass */m) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
do {
_shouldContinue = false;
_result = (function (_x, m) {
var n = arguments[0] === undefined ? getDefaultValue() : arguments[0];
if (n <= 0) {
return "foo";
}
// Should be clean (undefined) on each pass
var local;
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}).apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000, true) === "foo";
"use strict";
(function f(_x, /* should be undefined after first pass */m) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
var _callee = function (_x, m) {
var n = arguments[0] === undefined ? getDefaultValue() : arguments[0];
if (n <= 0) {
return "foo";
}
// Should be clean (undefined) on each pass
var local;
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
};
do {
_shouldContinue = false;
_result = _callee.apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000, true) === "foo";

134
test/fixtures/transformation/es6-tail-call/try-catch/expected.js vendored
View File

@@ -1,65 +1,69 @@
"use strict";
(function f(n) {
if (n <= 0) {
return "foo";
}
try {
return f(n - 1);
} catch (e) {}
})(1000000) === "foo";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
do {
_shouldContinue = false;
_result = (function (n) {
if (n <= 0) {
return "foo";
}
try {
throw new Error();
} catch (e) {
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
}).apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";
(function f(n) {
if (n <= 0) {
return "foo";
}
try {
throw new Error();
} catch (e) {
return f(n - 1);
} finally {}
})(1000000) === "foo";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
do {
_shouldContinue = false;
_result = (function (n) {
if (n <= 0) {
return "foo";
}
try {} finally {
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
}).apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";
"use strict";
(function f(n) {
if (n <= 0) {
return "foo";
}
try {
return f(n - 1);
} catch (e) {}
})(1000000) === "foo";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
var _callee = function (n) {
if (n <= 0) {
return "foo";
}
try {
throw new Error();
} catch (e) {
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
};
do {
_shouldContinue = false;
_result = _callee.apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";
(function f(n) {
if (n <= 0) {
return "foo";
}
try {
throw new Error();
} catch (e) {
return f(n - 1);
} finally {}
})(1000000) === "foo";
(function f(n) {
var _arguments = arguments,
_this = this,
_shouldContinue,
_result;
var _callee = function (n) {
if (n <= 0) {
return "foo";
}
try {} finally {
_arguments = [n - 1];
_this = undefined;
return _shouldContinue = true;
}
};
do {
_shouldContinue = false;
_result = _callee.apply(_this, _arguments);
} while (_shouldContinue);
return _result;
})(1000000) === "foo";