The Zen of Python also says "There should be one-- and preferably only one --obvious way to do it."
Steven Fackler On Thu, Jan 30, 2014 at 11:35 AM, Donaldo Fastoso < donquest...@rocketmail.com> wrote: > I like python's rational of "consenting adults": Give people the tools > to do the right thing, if they still want to hurt themselves, they may > have a good reason, or they are better of dead! ;-) > > I would argue, that people choosing Rust over C/C++ are choosing it > BECAUSE of safety measures like immutability and wouldn't need > overbearing lectures. > > In all honesty it's not the TYPING of three additional chars "let mut", > but the READING. It interrupts the flow of reading, or better: it's > a bump in the flow of scanning. Source-Code is not prosa, you have to > actively follow the train of thought and guess the intentions of the > author. So improving READABILITY would really be nice, especially > for people coming from other languages. They would probably try to > learn by reading the source from experienced programmers. > > In this case i would also advice against the use of "var", instead > of "let mut", but omitting "let" and leave it to "mut" would be much > easier to read and understand. > > so > "let mut x, y;" > > would become: > > "mut x;" > "let y;" > > which would take a possible interpretation-ambiguity away from the > single "let mut x, y", which can be read either as "let mut" for x > and y, or "let mut x" and "let y"! > > So imho "let mut" has at least two pitfalls: > 1) read-bump > 2) ambiguity. > > AFAIK you did a remarkable good job so far, and i have all the faith > you are considering all arguments before coming to a decision. > > Even if some thoughts of the thoughts come form the bad smelling > "lurker"-fraction, which do nothing but making comments about things they > possible can't understand! ;-) > > Regards, > Don > > _______________________________________________ > Rust-dev mailing list > Rust-dev@mozilla.org > https://mail.mozilla.org/listinfo/rust-dev >
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