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This commit is contained in:
Brian Ng
2017-06-27 12:15:00 -05:00
parent 93cc22dae1
commit e4b35f680d
307 changed files with 6742 additions and 4080 deletions
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123
packages/babel-plugin-transform-runtime/src/index.js
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@@ -1,6 +1,6 @@
import definitions from "./definitions";
export default function ({ types: t }) {
export default function({ types: t }) {
function getRuntimeModuleName(opts) {
return opts.moduleName || "babel-runtime";
}
@@ -16,21 +16,35 @@ export default function ({ types: t }) {
const moduleName = getRuntimeModuleName(this.opts);
if (this.opts.helpers !== false) {
const baseHelpersDir = this.opts.useBuiltIns ? "helpers/builtin" : "helpers";
const helpersDir = this.opts.useESModules ? `${baseHelpersDir}/es6` : baseHelpersDir;
file.set("helperGenerator", function (name) {
const baseHelpersDir = this.opts.useBuiltIns
? "helpers/builtin"
: "helpers";
const helpersDir = this.opts.useESModules
? `${baseHelpersDir}/es6`
: baseHelpersDir;
file.set("helperGenerator", function(name) {
if (HELPER_BLACKLIST.indexOf(name) < 0) {
return file.addImport(`${moduleName}/${helpersDir}/${name}`, "default", name);
return file.addImport(
`${moduleName}/${helpersDir}/${name}`,
"default",
name,
);
}
});
}
if (this.opts.polyfill && this.opts.useBuiltIns) {
throw new Error("The polyfill option conflicts with useBuiltIns; use one or the other");
throw new Error(
"The polyfill option conflicts with useBuiltIns; use one or the other",
);
}
this.setDynamic("regeneratorIdentifier", function () {
return file.addImport(`${moduleName}/regenerator`, "default", "regeneratorRuntime");
this.setDynamic("regeneratorIdentifier", function() {
return file.addImport(
`${moduleName}/regenerator`,
"default",
"regeneratorRuntime",
);
});
},
@@ -38,7 +52,10 @@ export default function ({ types: t }) {
ReferencedIdentifier(path, state) {
const { node, parent, scope } = path;
if (node.name === "regeneratorRuntime" && state.opts.regenerator !== false) {
if (
node.name === "regeneratorRuntime" &&
state.opts.regenerator !== false
) {
path.replaceWith(state.get("regeneratorIdentifier"));
return;
}
@@ -51,11 +68,13 @@ export default function ({ types: t }) {
// Symbol() -> _core.Symbol(); new Promise -> new _core.Promise
const moduleName = getRuntimeModuleName(state.opts);
path.replaceWith(state.addImport(
`${moduleName}/core-js/${definitions.builtins[node.name]}`,
"default",
node.name
));
path.replaceWith(
state.addImport(
`${moduleName}/core-js/${definitions.builtins[node.name]}`,
"default",
node.name,
),
);
},
// arr[Symbol.iterator]() -> _core.$for.getIterator(arr)
@@ -68,17 +87,21 @@ export default function ({ types: t }) {
const callee = path.node.callee;
if (!t.isMemberExpression(callee)) return;
if (!callee.computed) return;
if (!path.get("callee.property").matchesPattern("Symbol.iterator")) return;
if (!path.get("callee.property").matchesPattern("Symbol.iterator")) {
return;
}
const moduleName = getRuntimeModuleName(state.opts);
path.replaceWith(t.callExpression(
state.addImport(
`${moduleName}/core-js/get-iterator`,
"default",
"getIterator"
path.replaceWith(
t.callExpression(
state.addImport(
`${moduleName}/core-js/get-iterator`,
"default",
"getIterator",
),
[callee.object],
),
[callee.object]
));
);
},
// Symbol.iterator in arr -> core.$for.isIterable(arr)
@@ -89,14 +112,16 @@ export default function ({ types: t }) {
if (!path.get("left").matchesPattern("Symbol.iterator")) return;
const moduleName = getRuntimeModuleName(state.opts);
path.replaceWith(t.callExpression(
state.addImport(
`${moduleName}/core-js/is-iterable`,
"default",
"isIterable"
path.replaceWith(
t.callExpression(
state.addImport(
`${moduleName}/core-js/is-iterable`,
"default",
"isIterable",
),
[path.node.right],
),
[path.node.right]
));
);
},
// Array.from -> _core.Array.from
@@ -120,17 +145,25 @@ export default function ({ types: t }) {
if (path.scope.getBindingIdentifier(obj.name)) return;
// special case Object.defineProperty to not use core-js when using string keys
if (obj.name === "Object" && prop.name === "defineProperty" && path.parentPath.isCallExpression()) {
if (
obj.name === "Object" &&
prop.name === "defineProperty" &&
path.parentPath.isCallExpression()
) {
const call = path.parentPath.node;
if (call.arguments.length === 3 && t.isLiteral(call.arguments[1])) return;
if (call.arguments.length === 3 && t.isLiteral(call.arguments[1])) {
return;
}
}
const moduleName = getRuntimeModuleName(state.opts);
path.replaceWith(state.addImport(
`${moduleName}/core-js/${methods[prop.name]}`,
"default",
`${obj.name}$${prop.name}`
));
path.replaceWith(
state.addImport(
`${moduleName}/core-js/${methods[prop.name]}`,
"default",
`${obj.name}$${prop.name}`,
),
);
},
exit(path, state) {
@@ -144,15 +177,17 @@ export default function ({ types: t }) {
if (path.scope.getBindingIdentifier(obj.name)) return;
const moduleName = getRuntimeModuleName(state.opts);
path.replaceWith(t.memberExpression(
state.addImport(
`${moduleName}/core-js/${definitions.builtins[obj.name]}`,
"default",
obj.name
path.replaceWith(
t.memberExpression(
state.addImport(
`${moduleName}/core-js/${definitions.builtins[obj.name]}`,
"default",
obj.name,
),
node.property,
node.computed,
),
node.property,
node.computed
));
);
},
},
},