@schematics/angular
Version:
Schematics specific to Angular
124 lines (123 loc) • 6.08 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const core_1 = require("@angular-devkit/core");
const schematics_1 = require("@angular-devkit/schematics");
const ts = require("../third_party/github.com/Microsoft/TypeScript/lib/typescript");
const ast_utils_1 = require("../utility/ast-utils");
const change_1 = require("../utility/change");
const find_module_1 = require("../utility/find-module");
const lint_fix_1 = require("../utility/lint-fix");
const parse_name_1 = require("../utility/parse-name");
const validation_1 = require("../utility/validation");
const workspace_1 = require("../utility/workspace");
const schema_1 = require("./schema");
function readIntoSourceFile(host, modulePath) {
const text = host.read(modulePath);
if (text === null) {
throw new schematics_1.SchematicsException(`File ${modulePath} does not exist.`);
}
const sourceText = text.toString('utf-8');
return ts.createSourceFile(modulePath, sourceText, ts.ScriptTarget.Latest, true);
}
function addDeclarationToNgModule(options) {
return (host) => {
if (options.skipImport || !options.module) {
return host;
}
const modulePath = options.module;
const source = readIntoSourceFile(host, modulePath);
const componentPath = `/${options.path}/`
+ (options.flat ? '' : core_1.strings.dasherize(options.name) + '/')
+ core_1.strings.dasherize(options.name)
+ '.component';
const relativePath = find_module_1.buildRelativePath(modulePath, componentPath);
const classifiedName = core_1.strings.classify(`${options.name}Component`);
const declarationChanges = ast_utils_1.addDeclarationToModule(source, modulePath, classifiedName, relativePath);
const declarationRecorder = host.beginUpdate(modulePath);
for (const change of declarationChanges) {
if (change instanceof change_1.InsertChange) {
declarationRecorder.insertLeft(change.pos, change.toAdd);
}
}
host.commitUpdate(declarationRecorder);
if (options.export) {
// Need to refresh the AST because we overwrote the file in the host.
const source = readIntoSourceFile(host, modulePath);
const exportRecorder = host.beginUpdate(modulePath);
const exportChanges = ast_utils_1.addExportToModule(source, modulePath, core_1.strings.classify(`${options.name}Component`), relativePath);
for (const change of exportChanges) {
if (change instanceof change_1.InsertChange) {
exportRecorder.insertLeft(change.pos, change.toAdd);
}
}
host.commitUpdate(exportRecorder);
}
if (options.entryComponent) {
// Need to refresh the AST because we overwrote the file in the host.
const source = readIntoSourceFile(host, modulePath);
const entryComponentRecorder = host.beginUpdate(modulePath);
const entryComponentChanges = ast_utils_1.addEntryComponentToModule(source, modulePath, core_1.strings.classify(`${options.name}Component`), relativePath);
for (const change of entryComponentChanges) {
if (change instanceof change_1.InsertChange) {
entryComponentRecorder.insertLeft(change.pos, change.toAdd);
}
}
host.commitUpdate(entryComponentRecorder);
}
return host;
};
}
function buildSelector(options, projectPrefix) {
let selector = core_1.strings.dasherize(options.name);
if (options.prefix) {
selector = `${options.prefix}-${selector}`;
}
else if (options.prefix === undefined && projectPrefix) {
selector = `${projectPrefix}-${selector}`;
}
return selector;
}
function default_1(options) {
return async (host) => {
const workspace = await workspace_1.getWorkspace(host);
const project = workspace.projects.get(options.project);
if (options.path === undefined && project) {
options.path = workspace_1.buildDefaultPath(project);
}
options.module = find_module_1.findModuleFromOptions(host, options);
const parsedPath = parse_name_1.parseName(options.path, options.name);
options.name = parsedPath.name;
options.path = parsedPath.path;
options.selector = options.selector || buildSelector(options, project && project.prefix || '');
// todo remove these when we remove the deprecations
options.style = (options.style && options.style !== schema_1.Style.Css
? options.style : options.styleext) || schema_1.Style.Css;
options.skipTests = options.skipTests || !options.spec;
validation_1.validateName(options.name);
validation_1.validateHtmlSelector(options.selector);
const templateSource = schematics_1.apply(schematics_1.url('./files'), [
options.skipTests ? schematics_1.filter(path => !path.endsWith('.spec.ts.template')) : schematics_1.noop(),
options.inlineStyle ? schematics_1.filter(path => !path.endsWith('.__style__.template')) : schematics_1.noop(),
options.inlineTemplate ? schematics_1.filter(path => !path.endsWith('.html.template')) : schematics_1.noop(),
schematics_1.applyTemplates({
...core_1.strings,
'if-flat': (s) => options.flat ? '' : s,
...options,
}),
schematics_1.move(parsedPath.path),
]);
return schematics_1.chain([
addDeclarationToNgModule(options),
schematics_1.mergeWith(templateSource),
options.lintFix ? lint_fix_1.applyLintFix(options.path) : schematics_1.noop(),
]);
};
}
exports.default = default_1;