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Unified Diff: test/mjsunit/es8/syntactic-tail-call-parsing-sloppy.js

Issue 2372513003: [es8] Remove syntactic tail calls support. (Closed)
Patch Set: Created 4 years, 3 months ago
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Index: test/mjsunit/es8/syntactic-tail-call-parsing-sloppy.js
diff --git a/test/mjsunit/es8/syntactic-tail-call-parsing-sloppy.js b/test/mjsunit/es8/syntactic-tail-call-parsing-sloppy.js
deleted file mode 100644
index 100171d17bb728745ad4555b575670e2b13c1220..0000000000000000000000000000000000000000
--- a/test/mjsunit/es8/syntactic-tail-call-parsing-sloppy.js
+++ /dev/null
@@ -1,414 +0,0 @@
-// Copyright 2016 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --allow-natives-syntax --harmony-explicit-tailcalls
-// Flags: --harmony-do-expressions
-
-var SyntaxErrorTests = [
- { msg: "Unexpected expression inside tail call",
- tests: [
- { src: `()=>{ return continue foo ; }`,
- err: ` ^^^`,
- },
- { src: `()=>{ return continue 42 ; }`,
- err: ` ^^`,
- },
- { src: `()=>{ return continue new foo () ; }`,
- err: ` ^^^^^^^^^^`,
- },
- { src: `()=>{ loop: return continue loop ; }`,
- err: ` ^^^^`,
- },
- { src: `class A { foo() { return continue super.x ; } }`,
- err: ` ^^^^^^^`,
- },
- { src: `()=>{ return continue this ; }`,
- err: ` ^^^^`,
- },
- { src: `()=>{ return continue class A {} ; }`,
- err: ` ^^^^^^^^^^`,
- },
- { src: `()=>{ return continue class A extends B {} ; }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue function A() { } ; }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue { a: b, c: d} ; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue function* Gen() { yield 1; } ; }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `function A() { return continue new.target ; }`,
- err: ` ^^^^^^^^^^`,
- },
- { src: `()=>{ return continue () ; }`,
- err: ` ^^`,
- },
- { src: `()=>{ return continue ( 42 ) ; }`,
- err: ` ^^^^^^`,
- },
- { src: "()=>{ return continue `123 ${foo} 34lk` ; }",
- err: ` ^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue do { x ? foo() : bar() ; } }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- ],
- },
- { msg: "Tail call expression is not allowed here",
- tests: [
- { src: `class A {}; class B extends A { constructor() { return continue foo () ; } }`,
- err: ` ^^^^^^^^^^^^^^^`,
- },
- { src: `class A extends continue f () {}; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- ],
- },
- { msg: "Tail call expressions are not allowed in non-strict mode",
- tests: [
- { src: `()=>{ return continue continue continue b() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue ( continue b() ) ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f() - a ; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return b + continue f() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return 1, 2, 3, continue f() , 4 ; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- { src: `()=>{ var x = continue f ( ) ; }`,
- err: ` ^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f () ? 1 : 2 ; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return (1, 2, 3, continue f()), 4; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return [1, 2, continue f() ] ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return [1, 2, ... continue f() ] ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return [1, 2, continue f(), 3 ] ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: "()=>{ return `123 ${a} ${ continue foo ( ) } 34lk` ; }",
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return g( 1, 2, continue f() ); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f() || a; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a || b || c || continue f() || d; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a && b && c && continue f() && d; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a && b || c && continue f() ? d : e; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a ? b : c && continue f() && d || e; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue foo() instanceof bar ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return bar instanceof continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue foo() in bar ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return bar in continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ function* G() { yield continue foo(); } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ (1, 2, 3, continue f() ) => {} }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a <= continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return b > continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a << continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return b >> continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return c >>> continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f() = a ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a = continue f() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a += continue f(); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a ** continue f() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return delete continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ typeof continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return ~ continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return void continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return !continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return -continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return +continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return ++ continue f( ) ; }`,
- err: ` ^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f() ++; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue f() --; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return (continue foo()) () ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ for (var i = continue foo(); i < 10; i++) bar(); }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ for (var i = 0; i < continue foo(); i++) bar(); }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ for (var i = 0; i < 10; continue foo()) bar(); }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ if (continue foo()) bar(); }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ while (continue foo()) bar(); }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ do { smth; } while (continue foo()) ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ throw continue foo() ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ switch (continue foo()) { case 1: break; } ; }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ with (continue foo()) { smth; } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ let x = continue foo() }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ const c = continue foo() }`,
- err: ` ^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ try { return continue f ( ) ; } catch(e) {} }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ try { try { smth; } catch(e) { return continue f( ) ; } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ try { try { smth; } catch(e) { return continue f( ) ; } } finally { bla; } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ try { smth; } catch(e) { return continue f ( ) ; } finally { blah; } }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ try { smth; } catch(e) { try { smth; } catch (e) { return continue f ( ) ; } } finally { blah; } }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ for (var v in {a:0}) { return continue foo () ; } }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ for (var v of [1, 2, 3]) { return continue foo () ; } }`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue a.b.c.foo () ; }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue a().b.c().d.foo () ; }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue foo (1)(2)(3, 4) ; }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return ( continue b() ) ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: "()=>{ return continue bar`ab cd ef` ; }",
- err: ` ^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: "()=>{ return continue bar`ab ${cd} ef` ; }",
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a || continue f() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a && continue f() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a , continue f() ; }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ function* G() { return continue foo(); } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ function B() { return continue new.target() ; } }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue do { x ? foo() : bar() ; }() }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return continue (do { x ? foo() : bar() ; })() }`,
- err: ` ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return do { 1, continue foo() } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return do { x ? continue foo() : y } }`,
- err: ` ^^^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a || (b && continue c()); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a && (b || continue c()); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return a || (b ? c : continue d()); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=>{ return 1, 2, 3, a || (b ? c : continue d()); }`,
- err: ` ^^^^^^^^^^^^`,
- },
- { src: `()=> continue (foo ()) ;`,
- err: ` ^^^^^^^^^^^^^^^^^^`,
- },
- { src: `()=> a || continue foo () ;`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=> a && continue foo () ;`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- { src: `()=> a ? continue foo () : b;`,
- err: ` ^^^^^^^^^^^^^^^^`,
- },
- ],
- },
- { msg: "Unexpected token continue",
- tests: [
- { src: `()=>{ (... continue f()) => {} }`,
- err: ` ^^^^^^^^`,
- },
- { src: `()=>{ (a, b, c, ... continue f() ) => {} }`,
- err: ` ^^^^^^^^`,
- },
- ],
- },
- { msg: "Undefined label 'foo'",
- tests: [
- { src: `()=>{ continue foo () ; }`,
- err: ` ^^^`,
- },
- ],
- },
-];
-
-
-// Should parse successfully.
-var NoErrorTests = [
- `()=>{ class A { foo() { return continue super.f() ; } } }`,
- `()=>{ class A { foo() { return continue f() ; } } }`,
- `()=>{ class A { foo() { return a || continue f() ; } } }`,
- `()=>{ class A { foo() { return b && continue f() ; } } }`,
-];
-
-
-(function() {
- for (var test_set of SyntaxErrorTests) {
- var expected_message = "SyntaxError: " + test_set.msg;
- for (var test of test_set.tests) {
- var passed = true;
- var e = null;
- try {
- Realm.eval(0, test.src);
- } catch (ee) {
- e = ee;
- }
- print("=======================================");
- print("Expected | " + expected_message);
- print("Source | " + test.src);
- print(" | " + test.err);
-
- if (e === null) {
- print("FAILED");
- throw new Error("SyntaxError was not thrown");
- }
-
- var details = %GetExceptionDetails(e);
- if (details.start_pos == undefined ||
- details.end_pos == undefined) {
- throw new Error("Bad message object returned");
- }
- var underline = " ".repeat(details.start_pos) +
- "^".repeat(details.end_pos - details.start_pos);
- var passed = expected_message === e.toString() &&
- test.err === underline;
-
- if (passed) {
- print("PASSED");
- print();
- } else {
- print("---------------------------------------");
- print("Actual | " + e);
- print("Source | " + test.src);
- print(" | " + underline);
- print("FAILED");
- throw new Error("Test failed");
- }
- }
- }
-})();
-
-
-(function() {
- for (var src of NoErrorTests) {
- print("=======================================");
- print("Source | " + src);
- Realm.eval(0, src);
- print("PASSED");
- print();
- }
-})();
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