mirror of
https://github.com/actions/setup-python.git
synced 2024-12-24 21:21:26 +00:00
463 lines
15 KiB
JavaScript
463 lines
15 KiB
JavaScript
|
"use strict";
|
||
|
|
||
|
Object.defineProperty(exports, "__esModule", {
|
||
|
value: true
|
||
|
});
|
||
|
exports.toComputedKey = toComputedKey;
|
||
|
exports.ensureBlock = ensureBlock;
|
||
|
exports.arrowFunctionToShadowed = arrowFunctionToShadowed;
|
||
|
exports.unwrapFunctionEnvironment = unwrapFunctionEnvironment;
|
||
|
exports.arrowFunctionToExpression = arrowFunctionToExpression;
|
||
|
|
||
|
function t() {
|
||
|
const data = _interopRequireWildcard(require("@babel/types"));
|
||
|
|
||
|
t = function () {
|
||
|
return data;
|
||
|
};
|
||
|
|
||
|
return data;
|
||
|
}
|
||
|
|
||
|
function _helperFunctionName() {
|
||
|
const data = _interopRequireDefault(require("@babel/helper-function-name"));
|
||
|
|
||
|
_helperFunctionName = function () {
|
||
|
return data;
|
||
|
};
|
||
|
|
||
|
return data;
|
||
|
}
|
||
|
|
||
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
||
|
|
||
|
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
|
||
|
|
||
|
function toComputedKey() {
|
||
|
const node = this.node;
|
||
|
let key;
|
||
|
|
||
|
if (this.isMemberExpression()) {
|
||
|
key = node.property;
|
||
|
} else if (this.isProperty() || this.isMethod()) {
|
||
|
key = node.key;
|
||
|
} else {
|
||
|
throw new ReferenceError("todo");
|
||
|
}
|
||
|
|
||
|
if (!node.computed) {
|
||
|
if (t().isIdentifier(key)) key = t().stringLiteral(key.name);
|
||
|
}
|
||
|
|
||
|
return key;
|
||
|
}
|
||
|
|
||
|
function ensureBlock() {
|
||
|
const body = this.get("body");
|
||
|
const bodyNode = body.node;
|
||
|
|
||
|
if (Array.isArray(body)) {
|
||
|
throw new Error("Can't convert array path to a block statement");
|
||
|
}
|
||
|
|
||
|
if (!bodyNode) {
|
||
|
throw new Error("Can't convert node without a body");
|
||
|
}
|
||
|
|
||
|
if (body.isBlockStatement()) {
|
||
|
return bodyNode;
|
||
|
}
|
||
|
|
||
|
const statements = [];
|
||
|
let stringPath = "body";
|
||
|
let key;
|
||
|
let listKey;
|
||
|
|
||
|
if (body.isStatement()) {
|
||
|
listKey = "body";
|
||
|
key = 0;
|
||
|
statements.push(body.node);
|
||
|
} else {
|
||
|
stringPath += ".body.0";
|
||
|
|
||
|
if (this.isFunction()) {
|
||
|
key = "argument";
|
||
|
statements.push(t().returnStatement(body.node));
|
||
|
} else {
|
||
|
key = "expression";
|
||
|
statements.push(t().expressionStatement(body.node));
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.node.body = t().blockStatement(statements);
|
||
|
const parentPath = this.get(stringPath);
|
||
|
body.setup(parentPath, listKey ? parentPath.node[listKey] : parentPath.node, listKey, key);
|
||
|
return this.node;
|
||
|
}
|
||
|
|
||
|
function arrowFunctionToShadowed() {
|
||
|
if (!this.isArrowFunctionExpression()) return;
|
||
|
this.arrowFunctionToExpression();
|
||
|
}
|
||
|
|
||
|
function unwrapFunctionEnvironment() {
|
||
|
if (!this.isArrowFunctionExpression() && !this.isFunctionExpression() && !this.isFunctionDeclaration()) {
|
||
|
throw this.buildCodeFrameError("Can only unwrap the environment of a function.");
|
||
|
}
|
||
|
|
||
|
hoistFunctionEnvironment(this);
|
||
|
}
|
||
|
|
||
|
function arrowFunctionToExpression({
|
||
|
allowInsertArrow = true,
|
||
|
specCompliant = false
|
||
|
} = {}) {
|
||
|
if (!this.isArrowFunctionExpression()) {
|
||
|
throw this.buildCodeFrameError("Cannot convert non-arrow function to a function expression.");
|
||
|
}
|
||
|
|
||
|
const thisBinding = hoistFunctionEnvironment(this, specCompliant, allowInsertArrow);
|
||
|
this.ensureBlock();
|
||
|
this.node.type = "FunctionExpression";
|
||
|
|
||
|
if (specCompliant) {
|
||
|
const checkBinding = thisBinding ? null : this.parentPath.scope.generateUidIdentifier("arrowCheckId");
|
||
|
|
||
|
if (checkBinding) {
|
||
|
this.parentPath.scope.push({
|
||
|
id: checkBinding,
|
||
|
init: t().objectExpression([])
|
||
|
});
|
||
|
}
|
||
|
|
||
|
this.get("body").unshiftContainer("body", t().expressionStatement(t().callExpression(this.hub.addHelper("newArrowCheck"), [t().thisExpression(), checkBinding ? t().identifier(checkBinding.name) : t().identifier(thisBinding)])));
|
||
|
this.replaceWith(t().callExpression(t().memberExpression((0, _helperFunctionName().default)(this, true) || this.node, t().identifier("bind")), [checkBinding ? t().identifier(checkBinding.name) : t().thisExpression()]));
|
||
|
}
|
||
|
}
|
||
|
|
||
|
function hoistFunctionEnvironment(fnPath, specCompliant = false, allowInsertArrow = true) {
|
||
|
const thisEnvFn = fnPath.findParent(p => {
|
||
|
return p.isFunction() && !p.isArrowFunctionExpression() || p.isProgram() || p.isClassProperty({
|
||
|
static: false
|
||
|
});
|
||
|
});
|
||
|
const inConstructor = thisEnvFn && thisEnvFn.node.kind === "constructor";
|
||
|
|
||
|
if (thisEnvFn.isClassProperty()) {
|
||
|
throw fnPath.buildCodeFrameError("Unable to transform arrow inside class property");
|
||
|
}
|
||
|
|
||
|
const {
|
||
|
thisPaths,
|
||
|
argumentsPaths,
|
||
|
newTargetPaths,
|
||
|
superProps,
|
||
|
superCalls
|
||
|
} = getScopeInformation(fnPath);
|
||
|
|
||
|
if (inConstructor && superCalls.length > 0) {
|
||
|
if (!allowInsertArrow) {
|
||
|
throw superCalls[0].buildCodeFrameError("Unable to handle nested super() usage in arrow");
|
||
|
}
|
||
|
|
||
|
const allSuperCalls = [];
|
||
|
thisEnvFn.traverse({
|
||
|
Function(child) {
|
||
|
if (child.isArrowFunctionExpression()) return;
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
ClassProperty(child) {
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
CallExpression(child) {
|
||
|
if (!child.get("callee").isSuper()) return;
|
||
|
allSuperCalls.push(child);
|
||
|
}
|
||
|
|
||
|
});
|
||
|
const superBinding = getSuperBinding(thisEnvFn);
|
||
|
allSuperCalls.forEach(superCall => {
|
||
|
const callee = t().identifier(superBinding);
|
||
|
callee.loc = superCall.node.callee.loc;
|
||
|
superCall.get("callee").replaceWith(callee);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
let thisBinding;
|
||
|
|
||
|
if (thisPaths.length > 0 || specCompliant) {
|
||
|
thisBinding = getThisBinding(thisEnvFn, inConstructor);
|
||
|
|
||
|
if (!specCompliant || inConstructor && hasSuperClass(thisEnvFn)) {
|
||
|
thisPaths.forEach(thisChild => {
|
||
|
const thisRef = thisChild.isJSX() ? t().jsxIdentifier(thisBinding) : t().identifier(thisBinding);
|
||
|
thisRef.loc = thisChild.node.loc;
|
||
|
thisChild.replaceWith(thisRef);
|
||
|
});
|
||
|
if (specCompliant) thisBinding = null;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (argumentsPaths.length > 0) {
|
||
|
const argumentsBinding = getBinding(thisEnvFn, "arguments", () => t().identifier("arguments"));
|
||
|
argumentsPaths.forEach(argumentsChild => {
|
||
|
const argsRef = t().identifier(argumentsBinding);
|
||
|
argsRef.loc = argumentsChild.node.loc;
|
||
|
argumentsChild.replaceWith(argsRef);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
if (newTargetPaths.length > 0) {
|
||
|
const newTargetBinding = getBinding(thisEnvFn, "newtarget", () => t().metaProperty(t().identifier("new"), t().identifier("target")));
|
||
|
newTargetPaths.forEach(targetChild => {
|
||
|
const targetRef = t().identifier(newTargetBinding);
|
||
|
targetRef.loc = targetChild.node.loc;
|
||
|
targetChild.replaceWith(targetRef);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
if (superProps.length > 0) {
|
||
|
if (!allowInsertArrow) {
|
||
|
throw superProps[0].buildCodeFrameError("Unable to handle nested super.prop usage");
|
||
|
}
|
||
|
|
||
|
const flatSuperProps = superProps.reduce((acc, superProp) => acc.concat(standardizeSuperProperty(superProp)), []);
|
||
|
flatSuperProps.forEach(superProp => {
|
||
|
const key = superProp.node.computed ? "" : superProp.get("property").node.name;
|
||
|
|
||
|
if (superProp.parentPath.isCallExpression({
|
||
|
callee: superProp.node
|
||
|
})) {
|
||
|
const superBinding = getSuperPropCallBinding(thisEnvFn, key);
|
||
|
|
||
|
if (superProp.node.computed) {
|
||
|
const prop = superProp.get("property").node;
|
||
|
superProp.replaceWith(t().identifier(superBinding));
|
||
|
superProp.parentPath.node.arguments.unshift(prop);
|
||
|
} else {
|
||
|
superProp.replaceWith(t().identifier(superBinding));
|
||
|
}
|
||
|
} else {
|
||
|
const isAssignment = superProp.parentPath.isAssignmentExpression({
|
||
|
left: superProp.node
|
||
|
});
|
||
|
const superBinding = getSuperPropBinding(thisEnvFn, isAssignment, key);
|
||
|
const args = [];
|
||
|
|
||
|
if (superProp.node.computed) {
|
||
|
args.push(superProp.get("property").node);
|
||
|
}
|
||
|
|
||
|
if (isAssignment) {
|
||
|
const value = superProp.parentPath.node.right;
|
||
|
args.push(value);
|
||
|
superProp.parentPath.replaceWith(t().callExpression(t().identifier(superBinding), args));
|
||
|
} else {
|
||
|
superProp.replaceWith(t().callExpression(t().identifier(superBinding), args));
|
||
|
}
|
||
|
}
|
||
|
});
|
||
|
}
|
||
|
|
||
|
return thisBinding;
|
||
|
}
|
||
|
|
||
|
function standardizeSuperProperty(superProp) {
|
||
|
if (superProp.parentPath.isAssignmentExpression() && superProp.parentPath.node.operator !== "=") {
|
||
|
const assignmentPath = superProp.parentPath;
|
||
|
const op = assignmentPath.node.operator.slice(0, -1);
|
||
|
const value = assignmentPath.node.right;
|
||
|
assignmentPath.node.operator = "=";
|
||
|
|
||
|
if (superProp.node.computed) {
|
||
|
const tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
|
||
|
assignmentPath.get("left").replaceWith(t().memberExpression(superProp.node.object, t().assignmentExpression("=", tmp, superProp.node.property), true));
|
||
|
assignmentPath.get("right").replaceWith(t().binaryExpression(op, t().memberExpression(superProp.node.object, t().identifier(tmp.name), true), value));
|
||
|
} else {
|
||
|
assignmentPath.get("left").replaceWith(t().memberExpression(superProp.node.object, superProp.node.property));
|
||
|
assignmentPath.get("right").replaceWith(t().binaryExpression(op, t().memberExpression(superProp.node.object, t().identifier(superProp.node.property.name)), value));
|
||
|
}
|
||
|
|
||
|
return [assignmentPath.get("left"), assignmentPath.get("right").get("left")];
|
||
|
} else if (superProp.parentPath.isUpdateExpression()) {
|
||
|
const updateExpr = superProp.parentPath;
|
||
|
const tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
|
||
|
const computedKey = superProp.node.computed ? superProp.scope.generateDeclaredUidIdentifier("prop") : null;
|
||
|
const parts = [t().assignmentExpression("=", tmp, t().memberExpression(superProp.node.object, computedKey ? t().assignmentExpression("=", computedKey, superProp.node.property) : superProp.node.property, superProp.node.computed)), t().assignmentExpression("=", t().memberExpression(superProp.node.object, computedKey ? t().identifier(computedKey.name) : superProp.node.property, superProp.node.computed), t().binaryExpression("+", t().identifier(tmp.name), t().numericLiteral(1)))];
|
||
|
|
||
|
if (!superProp.parentPath.node.prefix) {
|
||
|
parts.push(t().identifier(tmp.name));
|
||
|
}
|
||
|
|
||
|
updateExpr.replaceWith(t().sequenceExpression(parts));
|
||
|
const left = updateExpr.get("expressions.0.right");
|
||
|
const right = updateExpr.get("expressions.1.left");
|
||
|
return [left, right];
|
||
|
}
|
||
|
|
||
|
return [superProp];
|
||
|
}
|
||
|
|
||
|
function hasSuperClass(thisEnvFn) {
|
||
|
return thisEnvFn.isClassMethod() && !!thisEnvFn.parentPath.parentPath.node.superClass;
|
||
|
}
|
||
|
|
||
|
function getThisBinding(thisEnvFn, inConstructor) {
|
||
|
return getBinding(thisEnvFn, "this", thisBinding => {
|
||
|
if (!inConstructor || !hasSuperClass(thisEnvFn)) return t().thisExpression();
|
||
|
const supers = new WeakSet();
|
||
|
thisEnvFn.traverse({
|
||
|
Function(child) {
|
||
|
if (child.isArrowFunctionExpression()) return;
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
ClassProperty(child) {
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
CallExpression(child) {
|
||
|
if (!child.get("callee").isSuper()) return;
|
||
|
if (supers.has(child.node)) return;
|
||
|
supers.add(child.node);
|
||
|
child.replaceWithMultiple([child.node, t().assignmentExpression("=", t().identifier(thisBinding), t().identifier("this"))]);
|
||
|
}
|
||
|
|
||
|
});
|
||
|
});
|
||
|
}
|
||
|
|
||
|
function getSuperBinding(thisEnvFn) {
|
||
|
return getBinding(thisEnvFn, "supercall", () => {
|
||
|
const argsBinding = thisEnvFn.scope.generateUidIdentifier("args");
|
||
|
return t().arrowFunctionExpression([t().restElement(argsBinding)], t().callExpression(t().super(), [t().spreadElement(t().identifier(argsBinding.name))]));
|
||
|
});
|
||
|
}
|
||
|
|
||
|
function getSuperPropCallBinding(thisEnvFn, propName) {
|
||
|
return getBinding(thisEnvFn, `superprop_call:${propName || ""}`, () => {
|
||
|
const argsBinding = thisEnvFn.scope.generateUidIdentifier("args");
|
||
|
const argsList = [t().restElement(argsBinding)];
|
||
|
let fnBody;
|
||
|
|
||
|
if (propName) {
|
||
|
fnBody = t().callExpression(t().memberExpression(t().super(), t().identifier(propName)), [t().spreadElement(t().identifier(argsBinding.name))]);
|
||
|
} else {
|
||
|
const method = thisEnvFn.scope.generateUidIdentifier("prop");
|
||
|
argsList.unshift(method);
|
||
|
fnBody = t().callExpression(t().memberExpression(t().super(), t().identifier(method.name), true), [t().spreadElement(t().identifier(argsBinding.name))]);
|
||
|
}
|
||
|
|
||
|
return t().arrowFunctionExpression(argsList, fnBody);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
function getSuperPropBinding(thisEnvFn, isAssignment, propName) {
|
||
|
const op = isAssignment ? "set" : "get";
|
||
|
return getBinding(thisEnvFn, `superprop_${op}:${propName || ""}`, () => {
|
||
|
const argsList = [];
|
||
|
let fnBody;
|
||
|
|
||
|
if (propName) {
|
||
|
fnBody = t().memberExpression(t().super(), t().identifier(propName));
|
||
|
} else {
|
||
|
const method = thisEnvFn.scope.generateUidIdentifier("prop");
|
||
|
argsList.unshift(method);
|
||
|
fnBody = t().memberExpression(t().super(), t().identifier(method.name), true);
|
||
|
}
|
||
|
|
||
|
if (isAssignment) {
|
||
|
const valueIdent = thisEnvFn.scope.generateUidIdentifier("value");
|
||
|
argsList.push(valueIdent);
|
||
|
fnBody = t().assignmentExpression("=", fnBody, t().identifier(valueIdent.name));
|
||
|
}
|
||
|
|
||
|
return t().arrowFunctionExpression(argsList, fnBody);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
function getBinding(thisEnvFn, key, init) {
|
||
|
const cacheKey = "binding:" + key;
|
||
|
let data = thisEnvFn.getData(cacheKey);
|
||
|
|
||
|
if (!data) {
|
||
|
const id = thisEnvFn.scope.generateUidIdentifier(key);
|
||
|
data = id.name;
|
||
|
thisEnvFn.setData(cacheKey, data);
|
||
|
thisEnvFn.scope.push({
|
||
|
id: id,
|
||
|
init: init(data)
|
||
|
});
|
||
|
}
|
||
|
|
||
|
return data;
|
||
|
}
|
||
|
|
||
|
function getScopeInformation(fnPath) {
|
||
|
const thisPaths = [];
|
||
|
const argumentsPaths = [];
|
||
|
const newTargetPaths = [];
|
||
|
const superProps = [];
|
||
|
const superCalls = [];
|
||
|
fnPath.traverse({
|
||
|
ClassProperty(child) {
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
Function(child) {
|
||
|
if (child.isArrowFunctionExpression()) return;
|
||
|
child.skip();
|
||
|
},
|
||
|
|
||
|
ThisExpression(child) {
|
||
|
thisPaths.push(child);
|
||
|
},
|
||
|
|
||
|
JSXIdentifier(child) {
|
||
|
if (child.node.name !== "this") return;
|
||
|
|
||
|
if (!child.parentPath.isJSXMemberExpression({
|
||
|
object: child.node
|
||
|
}) && !child.parentPath.isJSXOpeningElement({
|
||
|
name: child.node
|
||
|
})) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
thisPaths.push(child);
|
||
|
},
|
||
|
|
||
|
CallExpression(child) {
|
||
|
if (child.get("callee").isSuper()) superCalls.push(child);
|
||
|
},
|
||
|
|
||
|
MemberExpression(child) {
|
||
|
if (child.get("object").isSuper()) superProps.push(child);
|
||
|
},
|
||
|
|
||
|
ReferencedIdentifier(child) {
|
||
|
if (child.node.name !== "arguments") return;
|
||
|
argumentsPaths.push(child);
|
||
|
},
|
||
|
|
||
|
MetaProperty(child) {
|
||
|
if (!child.get("meta").isIdentifier({
|
||
|
name: "new"
|
||
|
})) return;
|
||
|
if (!child.get("property").isIdentifier({
|
||
|
name: "target"
|
||
|
})) return;
|
||
|
newTargetPaths.push(child);
|
||
|
}
|
||
|
|
||
|
});
|
||
|
return {
|
||
|
thisPaths,
|
||
|
argumentsPaths,
|
||
|
newTargetPaths,
|
||
|
superProps,
|
||
|
superCalls
|
||
|
};
|
||
|
}
|