| Index: tests/compiler/dart2js/js_parser_test.dart
|
| diff --git a/tests/compiler/dart2js/js_parser_test.dart b/tests/compiler/dart2js/js_parser_test.dart
|
| index 89d5107070f604e24bde62b2794bfdeacb6994f8..93029c298d540144290d6219c2ae580ed40bb7c3 100644
|
| --- a/tests/compiler/dart2js/js_parser_test.dart
|
| +++ b/tests/compiler/dart2js/js_parser_test.dart
|
| @@ -13,9 +13,7 @@ Future testExpression(String expression, [String expect = ""]) {
|
| jsAst.Node node = js(expression);
|
| return MockCompiler.create((MockCompiler compiler) {
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| String jsText =
|
| - jsAst.prettyPrint(node,
|
| - compiler,
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| - allowVariableMinification: false);
|
| + jsAst.prettyPrint(node, compiler, allowVariableMinification: false);
|
| if (expect == "") {
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| Expect.stringEquals(expression, jsText);
|
| } else {
|
| @@ -36,167 +34,167 @@ Future testError(String expression, [String expect = ""]) {
|
|
|
| void main() {
|
| asyncTest(() => Future.wait([
|
| - // Asterisk indicates deviations from real JS.
|
| - // Simple var test.
|
| - testExpression('var a = ""'),
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| - // Parse and print will normalize whitespace.
|
| - testExpression(' var a = "" ', 'var a = ""'),
|
| - // Operator precedence.
|
| - testExpression('x = a + b * c'),
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| - testExpression('x = a * b + c'),
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| - testExpression('x = a + b * c + d'),
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| - testExpression('x = a * b + c * d'),
|
| - testExpression('remaining = (remaining / 88) | 0',
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| - 'remaining = remaining / 88 | 0'),
|
| - // Binary operators have left associativity.
|
| - testExpression('x = a + b + c'),
|
| - // We can cope with relational operators and non-relational.
|
| - testExpression('a + b == c + d'),
|
| - // The prettyprinter will insert braces where needed.
|
| - testExpression('a + (b == c) + d'),
|
| - // We can handle () for calls.
|
| - testExpression('foo(bar)'),
|
| - testExpression('foo(bar, baz)'),
|
| - // Chained calls without parentheses.
|
| - testExpression('foo(bar)(baz)'),
|
| - // Chaned calls with and without new.
|
| - testExpression('new foo(bar)(baz)'),
|
| - testExpression('new foo.bar(bar)(baz)'),
|
| - testExpression('foo.bar(bar)(baz)'),
|
| - testExpression('constructor = new Function(str)()'),
|
| - // The prettyprinter understands chained calls without extra parentheses.
|
| - testExpression('(foo(bar))(baz)', 'foo(bar)(baz)'),
|
| - // Chains of dotting and calls.
|
| - testExpression('foo.bar(baz)'),
|
| - // String literal.
|
| - testExpression('var x = "fisk"'),
|
| - // String literal with \n.
|
| - testExpression(r'var x = "\n"'),
|
| - // String literal with escaped quote.
|
| - testExpression(r'var x = "\""'),
|
| - // *No clever escapes.
|
| - testError(r'var x = "\x42"', 'escapes are not allowed in literals'),
|
| - // Operator new.
|
| - testExpression('new Foo()'),
|
| - // New with dotted access.
|
| - testExpression('new Frobinator.frobinate()'),
|
| - testExpression('new Frobinator().frobinate()'),
|
| - // The prettyprinter strips some superfluous parentheses.
|
| - testExpression('(new Frobinator()).frobinate()',
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| - 'new Frobinator().frobinate()'),
|
| - // *We want a bracket on 'new'.
|
| - testError('new Foo', 'Parentheses are required'),
|
| - testError('(new Foo)', 'Parentheses are required'),
|
| - // Bogus operators.
|
| - testError('a +++ b', 'Unknown operator'),
|
| - // This isn't perl. There are rules.
|
| - testError('a <=> b', 'Unknown operator'),
|
| - // Typeof.
|
| - testExpression('typeof foo == "number"'),
|
| - // Strange relation.
|
| - testExpression('a < b < c'),
|
| - // Chained var.
|
| - testExpression('var x = 0, y = 1.2, z = 42'),
|
| - // Empty object literal.
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| - testExpression('foo({}, {})'),
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| - // *Can't handle non-empty object literals
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| - testExpression('foo({meaning: 42})'),
|
| - // Literals.
|
| - testExpression('x(false, true, null)'),
|
| - // *We should really throw here.
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| - testExpression('var false = 42'),
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| - testExpression('var new = 42'),
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| - // Bad keyword.
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| - testError('var typeof = 42', "Expected ALPHA"),
|
| - // Malformed decimal/hex.
|
| - testError('var x = 1.1.1', "Unparseable number"),
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| - testError('var x = 0xabcdefga', "Unparseable number"),
|
| - testError('var x = 0xabcdef\$a', "Unparseable number"),
|
| - testError('var x = 0x ', "Unparseable number"),
|
| - // Good hex constants.
|
| - testExpression('var x = 0xff'),
|
| - testExpression('var x = 0xff + 0xff'),
|
| - testExpression('var x = 0xaF + 0x0123456789abcdefABCDEF'),
|
| - // All sorts of keywords are allowed as property names in ES5.
|
| - testExpression('x.new = 0'),
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| - testExpression('x.delete = 0'),
|
| - testExpression('x.for = 0'),
|
| - testExpression('x.instanceof = 0'),
|
| - testExpression('x.in = 0'),
|
| - testExpression('x.void = 0'),
|
| - testExpression('x.continue = 0'),
|
| - // More unary.
|
| - testExpression('x = !x'),
|
| - testExpression('!x == false'),
|
| - testExpression('var foo = void 0'),
|
| - testExpression('delete foo.bar'),
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| - testExpression('delete foo'),
|
| - testExpression('x in y'),
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| - testExpression('x instanceof y'),
|
| - testExpression('a * b in c * d'),
|
| - testExpression('a * b instanceof c * d'),
|
| - testError('x typeof y', 'Unparsed junk'),
|
| - testExpression('x &= ~mask'),
|
| - // Await is parsed as an unary prefix operator.
|
| - testExpression('var foo = await 0'),
|
| - testExpression('await x++'),
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| - testExpression('void (await (x++))', 'void await x++'),
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| - testExpression('void (await x)++'),
|
| - testExpression('++(await x)++'),
|
| - // Adjacent tokens.
|
| - testExpression('foo[x[bar]]'),
|
| - testExpression('foo[[bar]]'),
|
| - // Prefix ++ etc.
|
| - testExpression("++x"),
|
| - testExpression("++foo.bar"),
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| - testExpression("+x"),
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| - testExpression("+foo.bar"),
|
| - testExpression("-x"),
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| - testExpression("-foo.bar"),
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| - testExpression("--x"),
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| - testExpression("--foo.bar"),
|
| - // Postfix ++ etc.
|
| - testExpression("x++"),
|
| - testExpression("foo.bar++"),
|
| - testExpression("x--"),
|
| - testExpression("foo.bar--"),
|
| - // Both!
|
| - testExpression("++x++"),
|
| - testExpression("++foo.bar++"),
|
| - testExpression("--x--"),
|
| - testExpression("--foo.bar--"),
|
| - // *We can't handle stacked unary operators (apart from !).
|
| - testError("x++ ++"),
|
| - testError("++ typeof x"),
|
| - testExpression(r"var $supportsProtoName = !!{}.__proto__"),
|
| - // ++ used as a binary operator.
|
| - testError("x++ ++ 42"),
|
| - // Shift operators.
|
| - testExpression("x << 5"),
|
| - testExpression("x << y + 1"),
|
| - testExpression("x <<= y + 1"),
|
| - // Array initializers.
|
| - testExpression("x = ['foo', 'bar', x[4]]"),
|
| - testExpression("[]"),
|
| - testError("[42 42]"),
|
| - testExpression('beebop([1, 2, 3])'),
|
| - // Array literals with holes in them.
|
| - testExpression("[1,, 2]"),
|
| - testExpression("[1,]", "[1]"),
|
| - testExpression("[1,,]", "[1,,]"),
|
| - testExpression("[,]"),
|
| - testExpression("[,,]"),
|
| - testExpression("[, 42]"),
|
| - // Ternary operator.
|
| - testExpression("x = a ? b : c"),
|
| - testExpression("y = a == null ? b : a"),
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| - testExpression("y = a == null ? b + c : a + c"),
|
| - testExpression("foo = a ? b : c ? d : e"),
|
| - testExpression("foo = a ? b ? c : d : e"),
|
| - testExpression("foo = (a = v) ? b = w : c = x ? d = y : e = z"),
|
| - testExpression("foo = (a = v) ? b = w ? c = x : d = y : e = z"),
|
| - // Stacked assignment.
|
| - testExpression("a = b = c"),
|
| - testExpression("var a = b = c"),
|
| - ]));
|
| + // Asterisk indicates deviations from real JS.
|
| + // Simple var test.
|
| + testExpression('var a = ""'),
|
| + // Parse and print will normalize whitespace.
|
| + testExpression(' var a = "" ', 'var a = ""'),
|
| + // Operator precedence.
|
| + testExpression('x = a + b * c'),
|
| + testExpression('x = a * b + c'),
|
| + testExpression('x = a + b * c + d'),
|
| + testExpression('x = a * b + c * d'),
|
| + testExpression('remaining = (remaining / 88) | 0',
|
| + 'remaining = remaining / 88 | 0'),
|
| + // Binary operators have left associativity.
|
| + testExpression('x = a + b + c'),
|
| + // We can cope with relational operators and non-relational.
|
| + testExpression('a + b == c + d'),
|
| + // The prettyprinter will insert braces where needed.
|
| + testExpression('a + (b == c) + d'),
|
| + // We can handle () for calls.
|
| + testExpression('foo(bar)'),
|
| + testExpression('foo(bar, baz)'),
|
| + // Chained calls without parentheses.
|
| + testExpression('foo(bar)(baz)'),
|
| + // Chaned calls with and without new.
|
| + testExpression('new foo(bar)(baz)'),
|
| + testExpression('new foo.bar(bar)(baz)'),
|
| + testExpression('foo.bar(bar)(baz)'),
|
| + testExpression('constructor = new Function(str)()'),
|
| + // The prettyprinter understands chained calls without extra parentheses.
|
| + testExpression('(foo(bar))(baz)', 'foo(bar)(baz)'),
|
| + // Chains of dotting and calls.
|
| + testExpression('foo.bar(baz)'),
|
| + // String literal.
|
| + testExpression('var x = "fisk"'),
|
| + // String literal with \n.
|
| + testExpression(r'var x = "\n"'),
|
| + // String literal with escaped quote.
|
| + testExpression(r'var x = "\""'),
|
| + // *No clever escapes.
|
| + testError(r'var x = "\x42"', 'escapes are not allowed in literals'),
|
| + // Operator new.
|
| + testExpression('new Foo()'),
|
| + // New with dotted access.
|
| + testExpression('new Frobinator.frobinate()'),
|
| + testExpression('new Frobinator().frobinate()'),
|
| + // The prettyprinter strips some superfluous parentheses.
|
| + testExpression(
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| + '(new Frobinator()).frobinate()', 'new Frobinator().frobinate()'),
|
| + // *We want a bracket on 'new'.
|
| + testError('new Foo', 'Parentheses are required'),
|
| + testError('(new Foo)', 'Parentheses are required'),
|
| + // Bogus operators.
|
| + testError('a +++ b', 'Unknown operator'),
|
| + // This isn't perl. There are rules.
|
| + testError('a <=> b', 'Unknown operator'),
|
| + // Typeof.
|
| + testExpression('typeof foo == "number"'),
|
| + // Strange relation.
|
| + testExpression('a < b < c'),
|
| + // Chained var.
|
| + testExpression('var x = 0, y = 1.2, z = 42'),
|
| + // Empty object literal.
|
| + testExpression('foo({}, {})'),
|
| + // *Can't handle non-empty object literals
|
| + testExpression('foo({meaning: 42})'),
|
| + // Literals.
|
| + testExpression('x(false, true, null)'),
|
| + // *We should really throw here.
|
| + testExpression('var false = 42'),
|
| + testExpression('var new = 42'),
|
| + // Bad keyword.
|
| + testError('var typeof = 42', "Expected ALPHA"),
|
| + // Malformed decimal/hex.
|
| + testError('var x = 1.1.1', "Unparseable number"),
|
| + testError('var x = 0xabcdefga', "Unparseable number"),
|
| + testError('var x = 0xabcdef\$a', "Unparseable number"),
|
| + testError('var x = 0x ', "Unparseable number"),
|
| + // Good hex constants.
|
| + testExpression('var x = 0xff'),
|
| + testExpression('var x = 0xff + 0xff'),
|
| + testExpression('var x = 0xaF + 0x0123456789abcdefABCDEF'),
|
| + // All sorts of keywords are allowed as property names in ES5.
|
| + testExpression('x.new = 0'),
|
| + testExpression('x.delete = 0'),
|
| + testExpression('x.for = 0'),
|
| + testExpression('x.instanceof = 0'),
|
| + testExpression('x.in = 0'),
|
| + testExpression('x.void = 0'),
|
| + testExpression('x.continue = 0'),
|
| + // More unary.
|
| + testExpression('x = !x'),
|
| + testExpression('!x == false'),
|
| + testExpression('var foo = void 0'),
|
| + testExpression('delete foo.bar'),
|
| + testExpression('delete foo'),
|
| + testExpression('x in y'),
|
| + testExpression('x instanceof y'),
|
| + testExpression('a * b in c * d'),
|
| + testExpression('a * b instanceof c * d'),
|
| + testError('x typeof y', 'Unparsed junk'),
|
| + testExpression('x &= ~mask'),
|
| + // Await is parsed as an unary prefix operator.
|
| + testExpression('var foo = await 0'),
|
| + testExpression('await x++'),
|
| + testExpression('void (await (x++))', 'void await x++'),
|
| + testExpression('void (await x)++'),
|
| + testExpression('++(await x)++'),
|
| + // Adjacent tokens.
|
| + testExpression('foo[x[bar]]'),
|
| + testExpression('foo[[bar]]'),
|
| + // Prefix ++ etc.
|
| + testExpression("++x"),
|
| + testExpression("++foo.bar"),
|
| + testExpression("+x"),
|
| + testExpression("+foo.bar"),
|
| + testExpression("-x"),
|
| + testExpression("-foo.bar"),
|
| + testExpression("--x"),
|
| + testExpression("--foo.bar"),
|
| + // Postfix ++ etc.
|
| + testExpression("x++"),
|
| + testExpression("foo.bar++"),
|
| + testExpression("x--"),
|
| + testExpression("foo.bar--"),
|
| + // Both!
|
| + testExpression("++x++"),
|
| + testExpression("++foo.bar++"),
|
| + testExpression("--x--"),
|
| + testExpression("--foo.bar--"),
|
| + // *We can't handle stacked unary operators (apart from !).
|
| + testError("x++ ++"),
|
| + testError("++ typeof x"),
|
| + testExpression(r"var $supportsProtoName = !!{}.__proto__"),
|
| + // ++ used as a binary operator.
|
| + testError("x++ ++ 42"),
|
| + // Shift operators.
|
| + testExpression("x << 5"),
|
| + testExpression("x << y + 1"),
|
| + testExpression("x <<= y + 1"),
|
| + // Array initializers.
|
| + testExpression("x = ['foo', 'bar', x[4]]"),
|
| + testExpression("[]"),
|
| + testError("[42 42]"),
|
| + testExpression('beebop([1, 2, 3])'),
|
| + // Array literals with holes in them.
|
| + testExpression("[1,, 2]"),
|
| + testExpression("[1,]", "[1]"),
|
| + testExpression("[1,,]", "[1,,]"),
|
| + testExpression("[,]"),
|
| + testExpression("[,,]"),
|
| + testExpression("[, 42]"),
|
| + // Ternary operator.
|
| + testExpression("x = a ? b : c"),
|
| + testExpression("y = a == null ? b : a"),
|
| + testExpression("y = a == null ? b + c : a + c"),
|
| + testExpression("foo = a ? b : c ? d : e"),
|
| + testExpression("foo = a ? b ? c : d : e"),
|
| + testExpression("foo = (a = v) ? b = w : c = x ? d = y : e = z"),
|
| + testExpression("foo = (a = v) ? b = w ? c = x : d = y : e = z"),
|
| + // Stacked assignment.
|
| + testExpression("a = b = c"),
|
| + testExpression("var a = b = c"),
|
| + ]));
|
| }
|
|
|