在podfile中的一个类库名称中多了一个－－－－’ 导致整个终端出现这个错误：
[!] Invalid `Podfile` file: syntax error, unexpected tCONSTANT, expecting keyword_end
target ‘LightingProjectTests‘ do
^
/Users/mac/Desktop/工作文档/LightingProject/Podfile:18: syntax error, unexpected tCONSTANT, expecting keyword_end
target ‘LightingProjectUITests‘ do
^
/Users/mac/Desktop/工作文档/LightingProject/Podfile:18: unterminated string meets end of file
/Users/mac/Desktop/工作文档/LightingProject/Podfile:18: syntax error, unexpected end-of-input, expecting keyword_end.
原文：http://www.cnblogs.com/moxuexiaotong/p/5824255.html