Re: [PATCH v2] userdiff: update Ada patterns

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Adrian Johnson <ajohnson@xxxxxxxxxxx> writes:

> - Allow extra space in "is new" and "is separate"
> - Fix bug in word regex for numbers
>
> Signed-off-by: Adrian Johnson <ajohnson@xxxxxxxxxxx>
> ---
>  t/t4034/ada/expect | 2 +-
>  userdiff.c         | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/t/t4034/ada/expect b/t/t4034/ada/expect
> index be2376e..a682d28 100644
> --- a/t/t4034/ada/expect
> +++ b/t/t4034/ada/expect
> @@ -4,7 +4,7 @@
>  <BOLD>+++ b/post<RESET>
>  <CYAN>@@ -1,13 +1,13 @@<RESET>
>  Ada.Text_IO.Put_Line("Hello World<RED>!<RESET><GREEN>?<RESET>");
> -1 1e<RED>-<RESET>10 16#FE12#E2 3.141_592 '<RED>x<RESET><GREEN>y<RESET>'
> +1 <RED>1e-10<RESET><GREEN>1e10<RESET> 16#FE12#E2 3.141_592 '<RED>x<RESET><GREEN>y<RESET>'
>  <RED>a<RESET><GREEN>x<RESET>+<RED>b a<RESET><GREEN>y x<RESET>-<RED>b<RESET>
>  <RED>a<RESET><GREEN>y<RESET>
>  <GREEN>x<RESET>*<RED>b a<RESET><GREEN>y x<RESET>/<RED>b<RESET>
> diff --git a/userdiff.c b/userdiff.c
> index ea43a03..10b61ec 100644
> --- a/userdiff.c
> +++ b/userdiff.c
> @@ -15,13 +15,13 @@ static int drivers_alloc;
>  	  word_regex "|[^[:space:]]|[\xc0-\xff][\x80-\xbf]+" }
>  static struct userdiff_driver builtin_drivers[] = {
>  IPATTERN("ada",
> -	 "!^(.*[ \t])?(is new|renames|is separate)([ \t].*)?$\n"
> +	 "!^(.*[ \t])?(is[ \t]+new|renames|is[ \t]+separate)([ \t].*)?$\n"
>  	 "!^[ \t]*with[ \t].*$\n"
>  	 "^[ \t]*((procedure|function)[ \t]+.*)$\n"
>  	 "^[ \t]*((package|protected|task)[ \t]+.*)$",
>  	 /* -- */
>  	 "[a-zA-Z][a-zA-Z0-9_]*"
> -	 "|[0-9][-+0-9#_.eE]"
> +	 "|[-+]?[0-9][0-9#_.aAbBcCdDeEfF]*([eE][+-]?[0-9_]+)?"

This would match a lot wider than what I read you said you wanted to
match in your previous message.  Does "-04##4_3_2Ee-9" count as a
number, for example, or can we just ignore such syntactically
incorrect sequence?

>  	 "|=>|\\.\\.|\\*\\*|:=|/=|>=|<=|<<|>>|<>"),
>  IPATTERN("fortran",
>  	 "!^([C*]|[ \t]*!)\n"
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