@ngrx/effects
Version:
Side effect model for @ngrx/store
133 lines • 6.68 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.migrateConcatLatestFromImport = migrateConcatLatestFromImport;
exports.default = default_1;
const ts = __importStar(require("typescript"));
const schematics_1 = require("@angular-devkit/schematics");
const schematics_core_1 = require("../../schematics-core");
const change_1 = require("../../schematics-core/utility/change");
function migrateConcatLatestFromImport() {
return (tree, ctx) => {
(0, schematics_core_1.addPackageToPackageJson)(tree, 'dependencies', '@ngrx/operators', '^18.0.0');
(0, schematics_core_1.visitTSSourceFiles)(tree, (sourceFile) => {
const importDeclarations = new Array();
getImportDeclarations(sourceFile, importDeclarations);
const effectsImportsAndDeclarations = importDeclarations
.map((effectsImportDeclaration) => {
const effectsImports = getEffectsNamedBinding(effectsImportDeclaration);
if (effectsImports) {
if (effectsImports.elements.some((element) => element.name.getText() === 'concatLatestFrom')) {
return { effectsImports, effectsImportDeclaration };
}
return undefined;
}
else {
return undefined;
}
})
.filter(Boolean);
if (effectsImportsAndDeclarations.length === 0) {
return;
}
else if (effectsImportsAndDeclarations.length > 1) {
ctx.logger.info('[@ngrx/effects] Skipping because of multiple `concatLatestFrom` imports');
return;
}
const [effectsImportsAndDeclaration] = effectsImportsAndDeclarations;
if (!effectsImportsAndDeclaration) {
return;
}
const { effectsImports, effectsImportDeclaration } = effectsImportsAndDeclaration;
const operatorsImportDeclaration = importDeclarations.find((node) => node.moduleSpecifier.getText().includes('@ngrx/operators'));
const otherEffectsImports = effectsImports.elements
.filter((element) => element.name.getText() !== 'concatLatestFrom')
.map((element) => element.name.getText())
.join(', ');
const changes = [];
// Remove `concatLatestFrom` from @ngrx/effects and leave the other imports
if (otherEffectsImports) {
changes.push((0, schematics_core_1.createReplaceChange)(sourceFile, effectsImportDeclaration, effectsImportDeclaration.getText(), `import { ${otherEffectsImports} } from '@ngrx/effects';`));
}
// Remove complete @ngrx/effects import because it contains only `concatLatestFrom`
else {
changes.push((0, change_1.createRemoveChange)(sourceFile, effectsImportDeclaration, effectsImportDeclaration.getStart(), effectsImportDeclaration.getEnd() + 1));
}
let importAppendedInExistingDeclaration = false;
if (operatorsImportDeclaration?.importClause?.namedBindings) {
const bindings = operatorsImportDeclaration.importClause.namedBindings;
if (ts.isNamedImports(bindings)) {
// Add import to existing @ngrx/operators
const updatedImports = [
...bindings.elements.map((element) => element.name.getText()),
'concatLatestFrom',
];
const newOperatorsImport = `import { ${updatedImports.join(', ')} } from '@ngrx/operators';`;
changes.push((0, schematics_core_1.createReplaceChange)(sourceFile, operatorsImportDeclaration, operatorsImportDeclaration.getText(), newOperatorsImport));
importAppendedInExistingDeclaration = true;
}
}
if (!importAppendedInExistingDeclaration) {
// Add new @ngrx/operators import line
const newOperatorsImport = `import { concatLatestFrom } from '@ngrx/operators';`;
changes.push(new schematics_core_1.InsertChange(sourceFile.fileName, effectsImportDeclaration.getEnd() + 1, `${newOperatorsImport}\n` // not os-independent for snapshot tests
));
}
(0, schematics_core_1.commitChanges)(tree, sourceFile.fileName, changes);
if (changes.length) {
ctx.logger.info(`[@ngrx/effects] Updated concatLatestFrom to import from '@ngrx/operators'`);
}
});
};
}
function getImportDeclarations(node, imports) {
if (ts.isImportDeclaration(node)) {
imports.push(node);
}
ts.forEachChild(node, (childNode) => getImportDeclarations(childNode, imports));
}
function getEffectsNamedBinding(node) {
const namedBindings = node?.importClause?.namedBindings;
if (node.moduleSpecifier.getText().includes('@ngrx/effects') &&
namedBindings &&
ts.isNamedImports(namedBindings)) {
return namedBindings;
}
return null;
}
function default_1() {
return (0, schematics_1.chain)([migrateConcatLatestFromImport()]);
}
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