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Implement assumptions defined in the babel/rfcs#5 RFC

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- `mutableTemplateObject` and `ignoreToPrimitiveHint` (#12408)
- `setClassMethods` (#12407)
- `setComputedProperties` (#12490)
- `ignoreFunctionLength` (#12491)
- `noDocumentAll` (#12481)
- `iterableIsArray` and `arrayLikeIsIterable` (#12489)
- `pureGetters` (#12504)
- `skipForOfIteratorClosing` (#12496)
- `objectRestNoSymbols`, `setSpreadProperties` and `pureGetters` (#12505)
- `noNewArrows` (#12613, #12793)
- `setPublicClassFields` and `privateFieldsAsProperties` (#12497)
- `constantReexports` and `enumerableModuleMeta` (#12618)
- `constantSuper`, `superIsCallableConstructor` and `noClassCalls` (#12726)

Co-authored-by: Justin Ridgewell <justin@ridgewell.name>
Co-authored-by: Huáng Jùnliàng <JLHwung@users.noreply.github.com>
This commit is contained in:
Nicolò Ribaudo
2020-12-11 20:28:38 +01:00
parent 7965c15557
commit 6ef7b51a11
586 changed files with 5747 additions and 201 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
packages/babel-plugin-transform-modules-umd/src/index.js
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@@ -44,13 +44,17 @@ export default declare((api, options) => {
const {
globals,
exactGlobals,
loose,
allowTopLevelThis,
strict,
strictMode,
noInterop,
} = options;
const constantReexports =
api.assumption("constantReexports") ?? options.loose;
const enumerableModuleMeta =
api.assumption("enumerableModuleMeta") ?? options.loose;
/**
* Build the assignment statements that initialize the UMD global.
*/
@@ -147,7 +151,8 @@ export default declare((api, options) => {
const { meta, headers } = rewriteModuleStatementsAndPrepareHeader(
path,
{
loose,
constantReexports,
enumerableModuleMeta,
strict,
strictMode,
allowTopLevelThis,
@@ -201,7 +206,11 @@ export default declare((api, options) => {
}
headers.push(
...buildNamespaceInitStatements(meta, metadata, loose),
...buildNamespaceInitStatements(
meta,
metadata,
constantReexports,
),
);
}

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-2/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export {foo as default} from "foo";

21
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-2/output.js vendored Normal file
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@@ -0,0 +1,21 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.default = void 0;
_exports.default = _foo.foo;
});

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-3/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export {foo as default, bar} from "foo";

22
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-3/output.js vendored Normal file
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@@ -0,0 +1,22 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.bar = _exports.default = void 0;
_exports.default = _foo.foo;
_exports.bar = _foo.bar;
});

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-4/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export {foo as bar} from "foo";

21
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-4/output.js vendored Normal file
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@@ -0,0 +1,21 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.bar = void 0;
_exports.bar = _foo.foo;
});

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-5/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export {foo, bar} from "foo";

22
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-5/output.js vendored Normal file
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@@ -0,0 +1,22 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.bar = _exports.foo = void 0;
_exports.foo = _foo.foo;
_exports.bar = _foo.bar;
});

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-6/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export * from "foo";

24
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from-6/output.js vendored Normal file
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@@ -0,0 +1,24 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
Object.keys(_foo).forEach(function (key) {
if (key === "default" || key === "__esModule") return;
if (key in _exports && _exports[key] === _foo[key]) return;
_exports[key] = _foo[key];
});
});

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export {foo} from "foo";

21
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/export-from/output.js vendored Normal file
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@@ -0,0 +1,21 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.foo = void 0;
_exports.foo = _foo.foo;
});

3
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/import-export/input.mjs vendored Normal file
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@@ -0,0 +1,3 @@
import { foo } from "./foo";
export { foo };

20
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/import-export/output.js vendored Normal file
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@@ -0,0 +1,20 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "./foo"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("./foo"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.foo);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _foo) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.foo = _foo.foo;
});

6
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-constantReexports/options.json vendored Normal file
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@@ -0,0 +1,6 @@
{
"assumptions": {
"constantReexports": true
},
"plugins": ["external-helpers", "transform-modules-umd"]
}

1
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-enumerableModuleMeta/export/input.mjs vendored Normal file
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@@ -0,0 +1 @@
export var foo = 2;

20
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-enumerableModuleMeta/export/output.js vendored Normal file
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@@ -0,0 +1,20 @@
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports"], factory);
} else if (typeof exports !== "undefined") {
factory(exports);
} else {
var mod = {
exports: {}
};
factory(mod.exports);
global.input = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports) {
"use strict";
_exports.__esModule = true;
_exports.foo = void 0;
var foo = 2;
_exports.foo = foo;
});

6
packages/babel-plugin-transform-modules-umd/test/fixtures/assumption-enumerableModuleMeta/options.json vendored Normal file
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@@ -0,0 +1,6 @@
{
"assumptions": {
"enumerableModuleMeta": true
},
"plugins": ["external-helpers", "transform-modules-umd"]
}