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yet more work on the docs

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anon 2023-09-26 14:42:47 +02:00
parent a1ac8cb319
commit 0e99ecb8d8
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documentation/README.md
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@ -43,7 +43,7 @@ EOS ? --> look up fallback table
| Line | SOS | EOS | | Line | SOS | EOS |
| Word | SOW | EOW | | Word | SOW | EOW |
---
##### HALT\_AND\_CATCH\_FIRE ##### HALT\_AND\_CATCH\_FIRE
H&C is a special state signalling that we have hit a dead end. H&C is a special state signalling that we have hit a dead end.
The reason why need it and we cant just instanly quick is backtracking. The reason why need it and we cant just instanly quick is backtracking.
@ -54,8 +54,8 @@ This is a negative range.
``` ```
let myNegativeRange = {'e', 'x', 'a', 'm', 'p', 'l'} let myNegativeRange = {'e', 'x', 'a', 'm', 'p', 'l'}
``` ```
None of the characters in $myNegativeRange must be accepted. None of the characters in `$myNegativeRange` must be accepted.
The way this is a compiled is that we first hook all chars in $myNegativeRange to H&C, The way this is a compiled is that we first hook all chars in `$myNegativeRange` to H&C,
then define an OFFSHOOT of width 1. then define an OFFSHOOT of width 1.
Put differently: Put differently:
if we read something illegal we abort this branch, if we read something illegal we abort this branch,
@ -79,7 +79,7 @@ It simply ignores the state transition table and rather unconditionally hooks it
#### ^ #### ^
This is the carrot operator. This is the carrot operator.
It matches the SOS (start of the string). It matches the SOS.
For explanation purposes multilining (match '\n') is irrelevant. For explanation purposes multilining (match '\n') is irrelevant.
That behaves just like a literal. That behaves just like a literal.
@ -111,7 +111,7 @@ SOW must match:
[^\h]myword [^\h]myword
``` ```
Not only that, this combination is key, Not only that, this combination is key,
either it has to be the start of the string either it has to be the SOS
or there has to be at least something which is not a symbol char. or there has to be at least something which is not a symbol char.
With out the last condition "eexample" would match "\\\<exaple\\\>" With out the last condition "eexample" would match "\\\<exaple\\\>"
as the iteration of `regex_match()` reaches "example". as the iteration of `regex_match()` reaches "example".