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TypeScript core.parseJsonAst函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了TypeScript中@angular-devkit/core.parseJsonAst函数的典型用法代码示例。如果您正苦于以下问题:TypeScript parseJsonAst函数的具体用法?TypeScript parseJsonAst怎么用?TypeScript parseJsonAst使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了parseJsonAst函数的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: return

  return (host: Tree, context: SchematicContext) => {
    context.logger.debug('updating project configuration.');

    // Add worker glob exclusion to tsconfig.app.json.
    const workerGlob = 'src/**/*.worker.ts';
    const buffer = host.read(tsConfigPath);
    if (buffer) {
      const tsCfgAst = parseJsonAst(buffer.toString(), JsonParseMode.Loose);
      if (tsCfgAst.kind != 'object') {
        throw new SchematicsException('Invalid tsconfig. Was expecting an object');
      }
      const filesAstNode = findPropertyInAstObject(tsCfgAst, 'exclude');
      if (filesAstNode && filesAstNode.kind != 'array') {
        throw new SchematicsException('Invalid tsconfig "exclude" property; expected an array.');
      }

      if (filesAstNode && !filesAstNode.value.includes(workerGlob)) {
        const recorder = host.beginUpdate(tsConfigPath);
        appendValueInAstArray(recorder, filesAstNode, workerGlob);
        host.commitUpdate(recorder);
      }
    }

    return mergeWith(
      apply(url('./files/worker-tsconfig'), [
        applyTemplates({
          ...options,
          relativePathToWorkspaceRoot: relativePathToWorkspaceRoot(root),
        }),
        move(root),
      ]),
    );
  };
开发者ID:angular,项目名称:angular-cli,代码行数:33,代码来源:index.ts


示例2: return

  return (host: Tree) => {
    const tsLintPath = '/tslint.json';
    const buffer = host.read(tsLintPath);
    if (!buffer) {
      return host;
    }
    const tsCfgAst = parseJsonAst(buffer.toString(), JsonParseMode.Loose);

    if (tsCfgAst.kind != 'object') {
      return host;
    }

    const rulesNode = findPropertyInAstObject(tsCfgAst, 'rules');
    if (!rulesNode || rulesNode.kind != 'object') {
      return host;
    }

    const recorder = host.beginUpdate(tsLintPath);

    rulesNode.properties.forEach(prop => {
      const mapping = ruleMapping[prop.key.value];
      if (mapping) {
        recorder.remove(prop.key.start.offset + 1, prop.key.value.length);
        recorder.insertLeft(prop.key.start.offset + 1, mapping);
      }
    });

    host.commitUpdate(recorder);

    return host;
  };
开发者ID:angular,项目名称:angular-cli,代码行数:31,代码来源:codelyzer-5.ts


示例3: return

 return (host: Tree, context: SchematicContext) => {
   const packageJson = 'package.json';
   if (!host.exists(packageJson)) {
     throw new Error(`Could not find ${packageJson}`);
   }
   const content = host.read(packageJson).toString();
   const jsonAst = parseJsonAst(content);
   if (!isJsonAstObject(jsonAst)) {
     throw new Error(`Failed to parse JSON for ${packageJson}`);
   }
   const deps = findPropertyInAstObject(jsonAst, 'dependencies');
   if (!isJsonAstObject(deps)) {
     throw new Error(`Failed to find dependencies in ${packageJson}`);
   }
   const rxjs = findPropertyInAstObject(deps, 'rxjs');
   if (!rxjs) {
     throw new Error(`Failed to find rxjs in dependencies of ${packageJson}`);
   }
   const value = rxjs.value as string;  // value can be version or range
   const match = value.match(/(\d)+\.(\d)+.(\d)+$/);
   if (match) {
     const [_, major, minor] = match;
     if (major < '6' || (major === '6' && minor < '4')) {
       const recorder = host.beginUpdate(packageJson);
       replacePropertyInAstObject(recorder, deps, 'rxjs', '~6.4.0');
       host.commitUpdate(recorder);
     }
   } else {
     context.logger.info(
         'Could not determine version of rxjs. \n' +
         'Please make sure that version is at least 6.4.0.');
   }
   return host;
 };
开发者ID:bestao,项目名称:angular,代码行数:34,代码来源:index.ts


示例4: return

  return (host: Tree) => {
    const packageJson = `${options.name}/package.json`;

    if (!host.exists(packageJson)) {
      throw new Error(`Could not find ${packageJson}`);
    }
    const packageJsonContent = host.read(packageJson);
    if (!packageJsonContent) {
      throw new Error('Failed to read package.json content');
    }
    const jsonAst = parseJsonAst(packageJsonContent.toString()) as JsonAstObject;
    const deps = findPropertyInAstObject(jsonAst, 'dependencies') as JsonAstObject;
    const devDeps = findPropertyInAstObject(jsonAst, 'devDependencies') as JsonAstObject;

    const angularCoreNode = findPropertyInAstObject(deps, '@angular/core');
    const angularCoreVersion = angularCoreNode !.value as string;

    const devDependencies: {[k: string]: string} = {
      '@angular/bazel': angularCoreVersion,
      // TODO(kyliau): Consider moving this to latest-versions.ts
      '@bazel/karma': '^0.22.0',
      '@bazel/typescript': '^0.22.0',
    };

    const recorder = host.beginUpdate(packageJson);
    for (const packageName of Object.keys(devDependencies)) {
      const version = devDependencies[packageName];
      const indent = 4;
      insertPropertyInAstObjectInOrder(recorder, devDeps, packageName, version, indent);
    }
    host.commitUpdate(recorder);
    return host;
  };
开发者ID:cyrilletuzi,项目名称:angular,代码行数:33,代码来源:index.ts


示例5: return

 return (host: Tree, context: SchematicContext) => {
   const tsconfigPath = 'tsconfig.json';
   if (!host.exists(tsconfigPath)) {
     return host;
   }
   const contentRaw = host.read(tsconfigPath) !.toString();
   if (!contentRaw) {
     return host;
   }
   const content = contentRaw.toString();
   const ast = parseJsonAst(content);
   if (!isJsonAstObject(ast)) {
     return host;
   }
   const compilerOptions = findPropertyInAstObject(ast, 'compilerOptions');
   if (!isJsonAstObject(compilerOptions)) {
     return host;
   }
   const recorder = host.beginUpdate(tsconfigPath);
   // target and module are controlled by downstream dependencies, such as
   // ts_devserver
   removeKeyValueInAstObject(recorder, content, compilerOptions, 'target');
   removeKeyValueInAstObject(recorder, content, compilerOptions, 'module');
   // typeRoots is always set to the @types subdirectory of the node_modules
   // attribute
   removeKeyValueInAstObject(recorder, content, compilerOptions, 'typeRoots');
   // rootDir and baseUrl are always the workspace root directory
   removeKeyValueInAstObject(recorder, content, compilerOptions, 'rootDir');
   removeKeyValueInAstObject(recorder, content, compilerOptions, 'baseUrl');
   host.commitUpdate(recorder);
   return host;
 };
开发者ID:alxhub,项目名称:angular,代码行数:32,代码来源:index.ts


示例6: return

  return (host: Tree) => {
    const tsConfigPath = '/tsconfig.json';
    const buffer = host.read(tsConfigPath);
    if (!buffer) {
      return host;
    }

    const tsCfgAst = parseJsonAst(buffer.toString(), JsonParseMode.Loose);
    if (tsCfgAst.kind !== 'object') {
      return host;
    }

    const compilerOptions = findPropertyInAstObject(tsCfgAst, 'compilerOptions');
    if (!compilerOptions || compilerOptions.kind !== 'object') {
      return host;
    }

    const importHelpers = findPropertyInAstObject(compilerOptions, 'importHelpers');
    if (importHelpers && importHelpers.value === true) {
      return host;
    }

    const recorder = host.beginUpdate(tsConfigPath);
    if (importHelpers) {
      const { start, end } = importHelpers;
      recorder.remove(start.offset, end.offset - start.offset);
      recorder.insertLeft(start.offset, 'true');
    } else {
      insertPropertyInAstObjectInOrder(recorder, compilerOptions, 'importHelpers', true, 4);
    }
    host.commitUpdate(recorder);

    return host;
  };
开发者ID:DevIntent,项目名称:angular-cli,代码行数:34,代码来源:typescript-helpers.ts


示例7: return

  return (tree: Tree) => {
    const collectionJsonContent = tree.read(collectionPath);
    if (!collectionJsonContent) {
      throw new Error('Invalid collection path: ' + collectionPath);
    }
    const collectionJsonAst = parseJsonAst(collectionJsonContent.toString('utf-8'));
    if (collectionJsonAst.kind !== 'object') {
      throw new Error('Invalid collection content.');
    }

    for (const property of collectionJsonAst.properties) {
      if (property.key.value == 'schematics') {
        if (property.value.kind !== 'object') {
          throw new Error('Invalid collection.json; schematics needs to be an object.');
        }

        const recorder = tree.beginUpdate(collectionPath);
        appendPropertyInAstObject(recorder, property.value, schematicName, description);
        tree.commitUpdate(recorder);

        return tree;
      }
    }

    throw new Error('Could not find the "schematics" property in collection.json.');
  };
开发者ID:angular,项目名称:angular-cli,代码行数:26,代码来源:factory.ts


示例8: return

  return (host: Tree) => {
    const pkgJsonPath = '/package.json';
    const buffer = host.read(pkgJsonPath);
    if (!buffer) {
      throw new SchematicsException('Could not read package.json.');
    }

    const packageJsonAst = parseJsonAst(buffer.toString(), JsonParseMode.Strict);
    if (packageJsonAst.kind !== 'object') {
      throw new SchematicsException('Invalid package.json. Was expecting an object.');
    }

    const scriptsNode = findPropertyInAstObject(packageJsonAst, 'scripts');
    if (scriptsNode && scriptsNode.kind === 'object') {
      const recorder = host.beginUpdate(pkgJsonPath);
      const postInstall = findPropertyInAstObject(scriptsNode, 'postinstall');

      if (!postInstall) {
        // postinstall script not found, add it.
        insertPropertyInAstObjectInOrder(
          recorder,
          scriptsNode,
          'postinstall',
          'ivy-ngcc',
          4,
        );
      }

      host.commitUpdate(recorder);
    }
  };
开发者ID:DevIntent,项目名称:angular-cli,代码行数:31,代码来源:index.ts


示例9: return

  return (tree: Tree) => {
    const collectionJsonContent = tree.read('/.monorepo.json');
    if (!collectionJsonContent) {
      throw new Error('Could not find monorepo.json');
    }
    const collectionJsonAst = parseJsonAst(collectionJsonContent.toString('utf-8'));
    if (collectionJsonAst.kind !== 'object') {
      throw new Error('Invalid monorepo content.');
    }

    const packages = collectionJsonAst.properties.find(x => x.key.value == 'packages');
    if (!packages) {
      throw new Error('Cannot find packages key in monorepo.');
    }
    if (packages.value.kind != 'object') {
      throw new Error('Invalid packages key.');
    }

    const readmeUrl = `https://github.com/angular/devkit/blob/master/${path}/README.md`;

    const recorder = tree.beginUpdate('/.monorepo.json');
    appendPropertyInAstObject(
      recorder,
      packages.value,
      options.name,
      {
        name: options.displayName,
        links: [{ label: 'README', url: readmeUrl }],
        version: '0.0.1',
        hash: '',
      },
    );
    tree.commitUpdate(recorder);
  };
开发者ID:iwe7,项目名称:devkit,代码行数:34,代码来源:factory.ts


示例10: getWorkspaceRaw

export function getWorkspaceRaw(
  level: 'local' | 'global' = 'local',
): [JsonAstObject | null, string | null] {
  let configPath = level === 'local' ? projectFilePath() : globalFilePath();

  if (!configPath) {
    if (level === 'global') {
      configPath = createGlobalSettings();
    } else {
      return [null, null];
    }
  }

  let content = '';
  new NodeJsSyncHost().read(normalize(configPath))
    .subscribe(data => content = virtualFs.fileBufferToString(data));

  const ast = parseJsonAst(content, JsonParseMode.Loose);

  if (ast.kind != 'object') {
    throw new Error('Invalid JSON');
  }

  return [ast, configPath];
}
开发者ID:rexebin,项目名称:angular-cli,代码行数:25,代码来源:config.ts



注:本文中的@angular-devkit/core.parseJsonAst函数示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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