有没有觉得一门语言方法定义没有清楚的收尾就很让人很没安全感? - V2EX
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pepsin

有没有觉得一门语言方法定义没有清楚的收尾就很让人很没安全感?

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  •   pepsin Nov 1, 2012 4903 views
    This topic created in 4947 days ago, the information mentioned may be changed or developed.
    比如coffeescript以及其他那些以符号结尾或者靠缩进编排的语言。

    function(){
    xxxxx
    }

    x = () ->
    xxxxxx

    类似以上这种,代码一多完全对不清行数了。。。

    还是Ruby好,清楚的end
    14 replies    1970-01-01 08:00:00 +08:00
    clowwindy
        1
    clowwindy  
       Nov 1, 2012   1
    记得 Matz 说,当年他为了 end 跟正则表达式战斗了一个星期,终于搞定了带 end 的语言的 emacs 自动缩进 mode。如果他没搞定 emacs 自动缩进,Ruby 就会有更像 C 语言的语法,也就不会有现在的人气了。
    pepsin
        2
    pepsin  
    OP
       Nov 1, 2012   1
    @clowwindy 诶?加个end 直觉上应该比花括号好弄正则呀
    sivacohan
        3
    sivacohan  
    PRO
       Nov 1, 2012   1
    @pepsin 花括号已经有现成的了吧,gcc那个语法解析器叫l什么来着?
    wenhuacn
        4
    wenhuacn  
       Nov 1, 2012   1
    也有好处,为了安全感,强迫自己把长方法重构成短方法
    chone
        5
    chone  
       Nov 1, 2012   1
    @wenhuacn 强迫自己把长方法重构成短方法,让我想起了Lisp
    alsotang
        6
    alsotang  
       Nov 1, 2012   1
    tioover
        7
    tioover  
       Nov 1, 2012   1
    @alsotang 是vim吗?竖着的这个怎么配置
    shenzhuxi
        8
    shenzhuxi  
       Nov 2, 2012   2
    @tioover cursorcolumn
    tioover
        9
    tioover  
       Nov 3, 2012   2
    @shenzhuxi 谢谢

    set cursorcolumn
    set cursorline
    27493586
        10
    27493586  
       Nov 3, 2012   1
    有的幻
    alsotang
        11
    alsotang  
       Nov 4, 2012   1
    @tioover 不好意思哈,一直没上这里。不过有人回答了就好。^_^
    BOYPT
        12
    BOYPT  
       Nov 5, 2012
    你可以自己写 #end
    ianva
        13
    ianva  
       Nov 5, 2012
    ruby什么时候把end也却掉才是造福大众
    fwee
        14
    fwee  
       Nov 5, 2012
    @ianva 没end不幸福
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