StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
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112 lines
3.1 KiB
112 lines
3.1 KiB
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.injectInitialization = injectInitialization;
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exports.extractComputedKeys = extractComputedKeys;
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var _core = require("@babel/core");
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var _helperReplaceSupers = require("@babel/helper-replace-supers");
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const findBareSupers = _core.traverse.visitors.merge([{
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Super(path) {
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const {
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node,
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parentPath
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} = path;
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if (parentPath.isCallExpression({
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callee: node
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})) {
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this.push(parentPath);
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}
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}
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}, _helperReplaceSupers.environmentVisitor]);
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const referenceVisitor = {
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"TSTypeAnnotation|TypeAnnotation"(path) {
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path.skip();
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},
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ReferencedIdentifier(path) {
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if (this.scope.hasOwnBinding(path.node.name)) {
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this.scope.rename(path.node.name);
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path.skip();
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}
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}
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};
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const classFieldDefinitionEvaluationTDZVisitor = _core.traverse.visitors.merge([{
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ReferencedIdentifier(path) {
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if (this.classBinding && this.classBinding === path.scope.getBinding(path.node.name)) {
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const classNameTDZError = this.file.addHelper("classNameTDZError");
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const throwNode = _core.types.callExpression(classNameTDZError, [_core.types.stringLiteral(path.node.name)]);
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path.replaceWith(_core.types.sequenceExpression([throwNode, path.node]));
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path.skip();
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}
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}
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}, _helperReplaceSupers.environmentVisitor]);
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function injectInitialization(path, constructor, nodes, renamer) {
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if (!nodes.length) return;
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const isDerived = !!path.node.superClass;
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if (!constructor) {
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const newConstructor = _core.types.classMethod("constructor", _core.types.identifier("constructor"), [], _core.types.blockStatement([]));
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if (isDerived) {
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newConstructor.params = [_core.types.restElement(_core.types.identifier("args"))];
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newConstructor.body.body.push(_core.template.statement.ast`super(...args)`);
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}
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[constructor] = path.get("body").unshiftContainer("body", newConstructor);
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}
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if (renamer) {
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renamer(referenceVisitor, {
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scope: constructor.scope
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});
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}
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if (isDerived) {
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const bareSupers = [];
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constructor.traverse(findBareSupers, bareSupers);
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for (const bareSuper of bareSupers) {
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bareSuper.insertAfter(nodes);
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}
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} else {
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constructor.get("body").unshiftContainer("body", nodes);
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}
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}
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function extractComputedKeys(ref, path, computedPaths, file) {
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const declarations = [];
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for (const computedPath of computedPaths) {
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computedPath.traverse(classFieldDefinitionEvaluationTDZVisitor, {
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classBinding: path.node.id && path.scope.getBinding(path.node.id.name),
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file
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});
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const computedNode = computedPath.node;
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if (!computedPath.get("key").isConstantExpression()) {
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const ident = path.scope.generateUidIdentifierBasedOnNode(computedNode.key);
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path.scope.push({
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id: ident,
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kind: "let"
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});
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declarations.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.cloneNode(ident), computedNode.key)));
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computedNode.key = _core.types.cloneNode(ident);
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}
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}
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return declarations;
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} |