今天重新安裝了下mac 蒙特利系統(tǒng)，配置iOS開發(fā)環(huán)境，在安裝了cocoapods后pod install箩朴，報(bào)錯(cuò)如下：

Analyzing dependencies

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### Command
/usr/local/Cellar/cocoapods/1.11.3/libexec/bin/pod install


### Report

* What did you do?

* What did you expect to happen?

* What happened instead?


### Stack

   CocoaPods : 1.11.3
        Ruby : ruby 2.6.8p205 (2021-07-07 revision 67951) [universal.x86_64-darwin21]
    RubyGems : 3.0.3.1
        Host : macOS 12.3 (21E230)
       Xcode : 13.3 (13E113)
         Git : git version 2.32.0 (Apple Git-132)
Ruby lib dir : /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib
Repositories : trunk - CDN - https://cdn.cocoapods.org/

### Plugins


cocoapods-deintegrate : 1.0.5
cocoapods-plugins     : 1.0.0
cocoapods-search      : 1.0.1
cocoapods-trunk       : 1.6.0
cocoapods-try         : 1.2.0


### Podfile

ruby
# Uncomment this line to define a global platform for your project
platform :ios, '9.0'

# CocoaPods analytics sends network stats synchronously affecting flutter build latency.
ENV['COCOAPODS_DISABLE_STATS'] = 'true'

project 'Runner', {
  'Debug' => :debug,
  'Profile' => :release,
  'Release' => :release,
}

def flutter_root
  generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'Generated.xcconfig'), __FILE__)
  unless File.exist?(generated_xcode_build_settings_path)
    raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure flutter pub get is executed first"
  end

  File.foreach(generated_xcode_build_settings_path) do |line|
    matches = line.match(/FLUTTER_ROOT\=(.*)/)
    return matches[1].strip if matches
  end
  raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Generated.xcconfig, then run flutter pub get"
end

require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root)

flutter_ios_podfile_setup

target 'Runner' do
  use_frameworks!
  use_modular_headers!

  flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__))
end

post_install do |installer|
  installer.pods_project.targets.each do |target|
    flutter_additional_ios_build_settings(target)
    target.build_configurations.each do |config|
      config.build_settings['ENABLE_BITCODE'] = 'NO'
      if config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'].to_f < 11.0
        config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '11.0'
      end
    end
  end
end

### Error

JSON::ParserError - 767: unexpected token at '{
  "name": "SDWebImage",
  "version": "5.12.5",
  "platforms": {
    "osx": "10.11",
    "ios": "9.0",
    "tvos": "9.0",
    "watchos": "2.0"
  },
  "license": "MIT",
  "summary": "Asynchronous image downloader with cache support with an UIImageView category.",
  "homepage": "https://github.com/SDWebImage/SDWebImage",
  "authors": {
    "Olivier Poitrey": "rs@dailymotion.com"
  },
  "source": {
    "git": "https://github.com/SDWebImage/SDWebImage.git",
    "tag": "5.12.5"
  },
  "description": "This library provides a category for UIImageView with support for remote images coming from the web. It provides an UIImageView category adding web image and cache management to the Cocoa Touch framework, an asynchronous image downloader, an asynchronous memory + disk image caching with automatic cache expiration handling, a guarantee that the same URL won't be downloaded several times, a guarantee that bogus URLs won't be retried again and again, and performances!",
  "requires_arc": true,
  "frameworks": "ImageIO",
  "default_subspecs": "Core",
  "pod_target_xcconfig": {
    "SUPPORTS_M'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/json/common.rb:156:in `parse'
/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/json/common.rb:156:in `parse'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification/json.rb:61:in `from_json'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification.rb:748:in `from_string'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification.rb:722:in `from_file'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/source.rb:188:in `specification'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification/set.rb:58:in `block in specification_name'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification/set.rb:56:in `each'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/specification/set.rb:56:in `specification_name'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/cdn_source.rb:216:in `search'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/source/aggregate.rb:83:in `block in search'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/source/aggregate.rb:83:in `select'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-core-1.11.3/lib/cocoapods-core/source/aggregate.rb:83:in `search'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:416:in `create_set_from_sources'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:385:in `find_cached_set'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:360:in `specifications_for_dependency'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:165:in `search_for'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:274:in `block in sort_dependencies'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:267:in `each'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:267:in `sort_by'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:267:in `sort_by!'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:267:in `sort_dependencies'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/delegates/specification_provider.rb:60:in `block in sort_dependencies'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/delegates/specification_provider.rb:77:in `with_no_such_dependency_error_handling'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/delegates/specification_provider.rb:59:in `sort_dependencies'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:754:in `push_state_for_requirements'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:744:in `require_nested_dependencies_for'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:727:in `activate_new_spec'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:684:in `attempt_to_activate'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:254:in `process_topmost_state'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolution.rb:182:in `resolve'
/Library/Ruby/Gems/2.6.0/gems/molinillo-0.8.0/lib/molinillo/resolver.rb:43:in `resolve'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/resolver.rb:94:in `resolve'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer/analyzer.rb:1078:in `block in resolve_dependencies'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/user_interface.rb:64:in `section'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer/analyzer.rb:1076:in `resolve_dependencies'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer/analyzer.rb:124:in `analyze'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer.rb:416:in `analyze'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer.rb:241:in `block in resolve_dependencies'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/user_interface.rb:64:in `section'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer.rb:240:in `resolve_dependencies'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/installer.rb:161:in `install!'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/command/install.rb:52:in `run'
/Library/Ruby/Gems/2.6.0/gems/claide-1.1.0/lib/claide/command.rb:334:in `run'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/lib/cocoapods/command.rb:52:in `run'
/Library/Ruby/Gems/2.6.0/gems/cocoapods-1.11.3/bin/pod:55:in `<top (required)>'
/usr/local/Cellar/cocoapods/1.11.3/libexec/bin/pod:23:in `load'
/usr/local/Cellar/cocoapods/1.11.3/libexec/bin/pod:23:in `<main>'

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[!] Oh no, an error occurred.

Search for existing GitHub issues similar to yours:
https://github.com/CocoaPods/CocoaPods/search?q=767%3A+unexpected+token+at+%27%7B%0A++%22name%22%3A+%22SDWebImage%22%2C%0A++%22version%22%3A+%225.12.5%22%2C%0A++%22platforms%22%3A+%7B%0A++++%22osx%22%3A+%2210.11%22%2C%0A++++%22ios%22%3A+%229.0%22%2C%0A++++%22tvos%22%3A+%229.0%22%2C%0A++++%22watchos%22%3A+%222.0%22%0A++%7D%2C%0A++%22license%22%3A+%22MIT%22%2C%0A++%22summary%22%3A+%22Asynchronous+image+downloader+with+cache+support+with+an+UIImageView+category.%22%2C%0A++%22homepage%22%3A+%22https%3A%2F%2Fgithub.com%2FSDWebImage%2FSDWebImage%22%2C%0A++%22authors%22%3A+%7B%0A++++%22Olivier+Poitrey%22%3A+%22rs%40dailymotion.com%22%0A++%7D%2C%0A++%22source%22%3A+%7B%0A++++%22git%22%3A+%22https%3A%2F%2Fgithub.com%2FSDWebImage%2FSDWebImage.git%22%2C%0A++++%22tag%22%3A+%225.12.5%22%0A++%7D%2C%0A++%22description%22%3A+%22This+library+provides+a+category+for+UIImageView+with+support+for+remote+images+coming+from+the+web.+It+provides+an+UIImageView+category+adding+web+image+and+cache+management+to+the+Cocoa+Touch+framework%2C+an+asynchronous+image+downloader%2C+an+asynchronous+memory+%2B+disk+image+caching+with+automatic+cache+expiration+handling%2C+a+guarantee+that+the+same+URL+won%27t+be+downloaded+several+times%2C+a+guarantee+that+bogus+URLs+won%27t+be+retried+again+and+again%2C+and+performances%21%22%2C%0A++%22requires_arc%22%3A+true%2C%0A++%22frameworks%22%3A+%22ImageIO%22%2C%0A++%22default_subspecs%22%3A+%22Core%22%2C%0A++%22pod_target_xcconfig%22%3A+%7B%0A++++%22SUPPORTS_M%27&type=Issues

If none exists, create a ticket, with the template displayed above, on:
https://github.com/CocoaPods/CocoaPods/issues/new

Be sure to first read the contributing guide for details on how to properly submit a ticket:
https://github.com/CocoaPods/CocoaPods/blob/master/CONTRIBUTING.md

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解決辦法：

rm -rf ~/.cocoapods/repos/trunk/