81 lines
3.0 KiB
JavaScript
81 lines
3.0 KiB
JavaScript
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"use strict";
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var __read = (this && this.__read) || function (o, n) {
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var m = typeof Symbol === "function" && o[Symbol.iterator];
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if (!m) return o;
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var i = m.call(o), r, ar = [], e;
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try {
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while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
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}
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catch (error) { e = { error: error }; }
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finally {
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try {
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if (r && !r.done && (m = i["return"])) m.call(i);
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}
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finally { if (e) throw e.error; }
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}
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return ar;
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};
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var __spread = (this && this.__spread) || function () {
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for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));
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return ar;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var bs_logger_1 = require("bs-logger");
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var HOIST_METHODS = ['mock', 'unmock'];
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exports.name = 'hoisting-jest-mock';
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exports.version = 1;
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function factory(cs) {
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var logger = cs.logger.child({ namespace: 'ts-hoisting' });
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var ts = cs.compilerModule;
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function shouldHoistNode(node) {
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return (ts.isExpressionStatement(node) &&
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ts.isCallExpression(node.expression) &&
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ts.isPropertyAccessExpression(node.expression.expression) &&
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ts.isIdentifier(node.expression.expression.expression) &&
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node.expression.expression.expression.text === 'jest' &&
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ts.isIdentifier(node.expression.expression.name) &&
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HOIST_METHODS.includes(node.expression.expression.name.text));
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}
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function createVisitor(ctx, _) {
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var level = 0;
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var hoisted = [];
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var enter = function () {
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level++;
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if (hoisted[level]) {
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hoisted[level].splice(0, hoisted[level].length);
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}
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};
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var exit = function () { return level--; };
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var hoist = function (node) {
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if (hoisted[level]) {
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hoisted[level].push(node);
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}
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else {
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hoisted[level] = [node];
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}
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};
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var visitor = function (node) {
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enter();
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var resultNode = ts.visitEachChild(node, visitor, ctx);
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if (hoisted[level] && hoisted[level].length) {
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var hoistedStmts_1 = hoisted[level];
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var otherStmts = resultNode.statements.filter(function (s) { return !hoistedStmts_1.includes(s); });
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var newNode = ts.getMutableClone(resultNode);
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newNode.statements = ts.createNodeArray(__spread(hoistedStmts_1, otherStmts));
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resultNode = newNode;
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}
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exit();
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if (shouldHoistNode(resultNode)) {
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hoist(resultNode);
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}
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return resultNode;
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};
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return visitor;
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}
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return function (ctx) {
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var _a;
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return logger.wrap((_a = {}, _a[bs_logger_1.LogContexts.logLevel] = bs_logger_1.LogLevels.debug, _a.call = null, _a), 'visitSourceFileNode(): hoisting', function (sf) { return ts.visitNode(sf, createVisitor(ctx, sf)); });
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};
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}
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exports.factory = factory;
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