modified

node_modules/parse-imports/dist/module/parse-module-specifier/index.js

@@ -0,0 +1,44 @@
+/**
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { stripSlashes } from 'slashes';
+import isConstantStringLiteral from './is-constant-string-literal';
+import parseType from './parse-type';
+import resolve from './resolve';
+
+const parseModuleSpecifier = (moduleSpecifierString, {
+  isDynamicImport,
+  resolveFrom
+}) => {
+  const {
+    isConstant,
+    value
+  } = !isDynamicImport || isConstantStringLiteral(moduleSpecifierString) ? {
+    isConstant: true,
+    value: stripSlashes(moduleSpecifierString.substring(1, moduleSpecifierString.length - 1))
+  } : {
+    isConstant: false,
+    value: undefined
+  };
+  return {
+    type: isConstant ? parseType(value) : `unknown`,
+    isConstant,
+    code: moduleSpecifierString,
+    value,
+    resolved: typeof resolveFrom === `string` && isConstant ? resolve(resolveFrom, value) : undefined
+  };
+};
+
+export default parseModuleSpecifier;

node_modules/parse-imports/dist/module/parse-module-specifier/is-constant-string-literal.js

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+/**
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Assumes the string is syntactically valid
+const isConstantStringLiteral = stringLiteral => {
+  const quote = [`'`, `"`, `\``].find(quoteCandidate => stringLiteral.startsWith(quoteCandidate) && stringLiteral.endsWith(quoteCandidate));
+
+  if (quote == null) {
+    return false;
+  }
+
+  for (let i = 1; i < stringLiteral.length - 1; i++) {
+    // Check for end of string literal before end of stringLiteral
+    if (stringLiteral[i] === quote && stringLiteral[i - 1] !== `\\`) {
+      return false;
+    } // Check for interpolated value in template literal
+
+
+    if (quote === `\`` && stringLiteral.substring(i, i + 2) === `\${` && stringLiteral[i - 1] !== `\\`) {
+      return false;
+    }
+  }
+
+  return true;
+};
+
+export default isConstantStringLiteral;

node_modules/parse-imports/dist/module/parse-module-specifier/parse-type.js

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+/**
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import module from 'module';
+const builtinModules = new Set(module.builtinModules);
+
+const parseType = moduleSpecifier => {
+  if (moduleSpecifier.length === 0) {
+    return `invalid`;
+  }
+
+  if (moduleSpecifier.startsWith(`/`)) {
+    return `absolute`;
+  }
+
+  if (moduleSpecifier.startsWith(`.`)) {
+    return `relative`;
+  }
+
+  if (builtinModules.has(moduleSpecifier)) {
+    return `builtin`;
+  }
+
+  return `package`;
+};
+
+export default parseType;

node_modules/parse-imports/dist/module/parse-module-specifier/resolve.js

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+/**
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { dirname } from 'path';
+
+const resolve = (from, to) => {
+  try {
+    return require.resolve(to, {
+      paths: [dirname(from)]
+    });
+  } catch {
+    return undefined;
+  }
+};
+
+export default resolve;