Font ligatures are always going to be wrong because their logic is both general and simple.
On the other hand, if you actually parse the input and use it to make transformations, it would be possible to show you what the tool your are inputting to believes you mean in a clearer fashion, which is very useful. Automated indenting and syntax highlighting (when done correctly) can catch errors as you type.
On the other hand, if you actually parse the input and use it to make transformations, it would be possible to show you what the tool your are inputting to believes you mean in a clearer fashion, which is very useful. Automated indenting and syntax highlighting (when done correctly) can catch errors as you type.