react-magnetic-di/lib/esm/eslint/utils.js

Context driven dependency injection

const PACKAGE_NAME = 'react-magnetic-di';
const PACKAGE_FUNCTION = 'di';
const INJECT_FUNCTION = 'injectable';
const isDiStatement = (stm, spec) => stm.type === 'ExpressionStatement' && stm.expression && stm.expression.callee && stm.expression.callee.name === spec.name;
const calcImportSource = src => {
  const [ns, value = ''] = src.split('/');
  return ns.startsWith('@') ? ns + '/' + value : ns;
};
const getImportIdentifiers = (node, pkgName, impNames) => {
  const importSource = calcImportSource(node.source.value);
  const importSpecifiers = node.specifiers.filter(s => s.imported && (!impNames || impNames.includes(s.imported.name)));
  if (importSource === pkgName && importSpecifiers.length) {
    return importSpecifiers.map(s => s.local);
  }
  return null;
};
const getDiIdentifier = n => {
  var _getImportIdentifiers;
  return (_getImportIdentifiers = getImportIdentifiers(n, PACKAGE_NAME, [PACKAGE_FUNCTION])) == null ? void 0 : _getImportIdentifiers[0];
};
const getInjectIdentifier = n => {
  var _getImportIdentifiers2;
  return (_getImportIdentifiers2 = getImportIdentifiers(n, PACKAGE_NAME, [INJECT_FUNCTION])) == null ? void 0 : _getImportIdentifiers2[0];
};
const getDiStatements = (node, diIdentifier) => (node.body || []).reduce((acc, statement) => isDiStatement(statement, diIdentifier) ? acc.concat(statement) : acc, []);
const getParentDiBlock = (node, diIdentifier) => {
  // eslint-disable-next-line no-cond-assign
  while (node = node.parent) {
    if (node.type === 'BlockStatement') {
      if (getDiStatements(node, diIdentifier).length) return node;
    }
  }
  return null;
};
const getDiVars = statements => statements.reduce((acc, s) => acc.concat(s.expression.arguments), []);
module.exports = {
  isDiStatement,
  getDiIdentifier,
  getImportIdentifiers,
  getInjectIdentifier,
  getDiStatements,
  getParentDiBlock,
  getDiVars
};