npm ERR! ERESOLVE unable to resolve dependency tree

npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! While resolving: codemirror-test@0.1.0
npm ERR! Found: react@17.0.1
npm ERR! node_modules/react
npm ERR! react@"^17.0.1" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer react@">=15.5 <=16.x" from react-codemirror2@7.2.1
npm ERR! node_modules/react-codemirror2
npm ERR! react-codemirror2@"*" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR! See /Users/ianhollander/.npm/eresolve-report.txt for a full report.

npm ERR! A complete log of this run can be found in:
npm ERR! /Users/ianhollander/.npm/_logs/2020-11-17T14_42_25_685Z-debug.log

npm i react-codemirror2 --legacy-peer-deps

标签：npm,resolve,ERR,react,dependency,peer
来源： https://www.cnblogs.com/zhangjunrui/p/16271385.html