Integrated code formatter

deadalnix deadalnix at
Tue Jan 18 12:50:01 UTC 2022

On Tuesday, 18 January 2022 at 05:47:29 UTC, H. S. Teoh wrote:
> On Mon, Jan 17, 2022 at 07:30:53PM -0800, Walter Bright via 
> Digitalmars-d wrote:
>> On 1/17/2022 6:06 PM, deadalnix wrote:
>> > Modern formatter, such as clang-format, use a parser, but 
>> > the parser generates an IR that as nothing to do with the 
>> > traditional AST you'd get out of a regular parser.
>> What comes to mind is what to do with the comments.
> They should be explicitly represented. Ignored by the part that 
> deals with language grammar, but remain in place to be 
> accounted for during formatting.
> T

Yes, but it's not that simple. See for instance.

int a; // This is an int.
int b;


int a;
// This is an int.
int b;

We understand the comment to be attached to a in the first case, 
while we understand it is attached to b in the second.

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