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- 'use strict';
- exports.__esModule = true;
- exports.default = function visitModules(visitor, options) {
-
- options = Object.assign({ esmodule: true }, options);
- let ignoreRegExps = [];
- if (options.ignore != null) {
- ignoreRegExps = options.ignore.map((p) => new RegExp(p));
- }
- function checkSourceValue(source, importer) {
- if (source == null) { return; }
-
- if (ignoreRegExps.some((re) => re.test(source.value))) { return; }
-
- visitor(source, importer);
- }
-
- function checkSource(node) {
- checkSourceValue(node.source, node);
- }
-
- function checkImportCall(node) {
- let modulePath;
-
- if (node.type === 'ImportExpression') {
- modulePath = node.source;
- } else if (node.type === 'CallExpression') {
- if (node.callee.type !== 'Import') { return; }
- if (node.arguments.length !== 1) { return; }
- modulePath = node.arguments[0];
- }
- if (modulePath.type !== 'Literal') { return; }
- if (typeof modulePath.value !== 'string') { return; }
- checkSourceValue(modulePath, node);
- }
-
-
- function checkCommon(call) {
- if (call.callee.type !== 'Identifier') { return; }
- if (call.callee.name !== 'require') { return; }
- if (call.arguments.length !== 1) { return; }
- const modulePath = call.arguments[0];
- if (modulePath.type !== 'Literal') { return; }
- if (typeof modulePath.value !== 'string') { return; }
- checkSourceValue(modulePath, call);
- }
- function checkAMD(call) {
- if (call.callee.type !== 'Identifier') { return; }
- if (call.callee.name !== 'require' && call.callee.name !== 'define') { return; }
- if (call.arguments.length !== 2) { return; }
- const modules = call.arguments[0];
- if (modules.type !== 'ArrayExpression') { return; }
- for (const element of modules.elements) {
- if (element.type !== 'Literal') { continue; }
- if (typeof element.value !== 'string') { continue; }
- if (
- element.value === 'require'
- || element.value === 'exports'
- ) {
- continue;
- }
- checkSourceValue(element, element);
- }
- }
- const visitors = {};
- if (options.esmodule) {
- Object.assign(visitors, {
- ImportDeclaration: checkSource,
- ExportNamedDeclaration: checkSource,
- ExportAllDeclaration: checkSource,
- CallExpression: checkImportCall,
- ImportExpression: checkImportCall,
- });
- }
- if (options.commonjs || options.amd) {
- const currentCallExpression = visitors.CallExpression;
- visitors.CallExpression = function (call) {
- if (currentCallExpression) { currentCallExpression(call); }
- if (options.commonjs) { checkCommon(call); }
- if (options.amd) { checkAMD(call); }
- };
- }
- return visitors;
- };
- function makeOptionsSchema(additionalProperties) {
- const base = {
- type: 'object',
- properties: {
- commonjs: { type: 'boolean' },
- amd: { type: 'boolean' },
- esmodule: { type: 'boolean' },
- ignore: {
- type: 'array',
- minItems: 1,
- items: { type: 'string' },
- uniqueItems: true,
- },
- },
- additionalProperties: false,
- };
- if (additionalProperties) {
- for (const key in additionalProperties) {
- base.properties[key] = additionalProperties[key];
- }
- }
- return base;
- }
- exports.makeOptionsSchema = makeOptionsSchema;
- exports.optionsSchema = makeOptionsSchema();
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