Merge pull request #22 from wpdas/feat/improve-change-detect

Feat: improve change detect

Author: wpdas

lib/actions/getFileExports.js

@@ -0,0 +1,138 @@
+/**
+ * Handle const/var/let names to avoid duplicates
+ */
+const {
+  BETWEEN_EXPORT_CONST_AND_EQUAL,
+  SPACES,
+  BETWEEN_EXPORT_DEFAULT_FUNCTION_AND_OPEN_PARENTHESE,
+  AFTER_EXPORT_DEFAULT,
+  SPECIAL_CHARACTERS_AND_SPACES,
+  BETWEEN_EXPORT_LET_AND_EQUAL,
+  BETWEEN_EXPORT_VAR_AND_EQUAL,
+  BETWEEN_EXPORT_FUNCTION_AND_OPEN_PARENTHESE,
+} = require("../regexp");
+
+/**
+ * Get "export const" items
+ * @param {string} content
+ */
+const getExportConsts = (content) => {
+  let foundItems = content.match(BETWEEN_EXPORT_CONST_AND_EQUAL);
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) => item.replaceAll(SPACES, ""));
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Get "export let" items
+ * @param {string} content
+ */
+const getExportLets = (content) => {
+  let foundItems = content.match(BETWEEN_EXPORT_LET_AND_EQUAL);
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) => item.replaceAll(SPACES, ""));
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Get "export var" items
+ * @param {string} content
+ */
+const getExportVars = (content) => {
+  let foundItems = content.match(BETWEEN_EXPORT_VAR_AND_EQUAL);
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) => item.replaceAll(SPACES, ""));
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Get "export function" items
+ * @param {string} content
+ */
+const getExportFunction = (content) => {
+  let foundItems = content.match(BETWEEN_EXPORT_FUNCTION_AND_OPEN_PARENTHESE);
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) => item.replaceAll(SPACES, ""));
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Get "export default function" items
+ * @param {string} content
+ */
+const getExportDefaultFunction = (content) => {
+  let foundItems = content.match(
+    BETWEEN_EXPORT_DEFAULT_FUNCTION_AND_OPEN_PARENTHESE,
+  );
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) => item.replaceAll(SPACES, ""));
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Get "export default" items
+ * @param {string} content
+ */
+const getExportDefault = (content) => {
+  // Remove all "export default function"
+  const _content = content.replaceAll("export default function", "");
+
+  let foundItems = _content.match(AFTER_EXPORT_DEFAULT);
+
+  // Remove spaces
+  if (foundItems) {
+    foundItems = foundItems.map((item) =>
+      item.replaceAll(SPACES, "").replaceAll(SPECIAL_CHARACTERS_AND_SPACES, ""),
+    );
+  }
+
+  return foundItems || [];
+};
+
+/**
+ * Generates the exports schema
+ *
+ *
+ * exports organizer - original state
+ *
+ * returns:  [{MyVar: "MyVar"}, {MyVar2: "MyVar2"}]
+ *
+ *
+ * @param {{filePath: string, toImport: string[], content: string}[]} fileSchemas
+ * @returns {Record<string, {Record<string, string>}[]>}
+ */
+const getFileExports = (fileContent) => {
+  // TODO: melhorar isso usando Babel ? (pode ser mais penoso para processar se usar Babel)
+  const exports = [
+    ...getExportConsts(fileContent),
+    ...getExportLets(fileContent),
+    ...getExportVars(fileContent),
+    ...getExportFunction(fileContent),
+    ...getExportDefaultFunction(fileContent),
+    ...getExportDefault(fileContent),
+  ];
+
+  return exports;
+};
+
+module.exports = getFileExports;