ralsina/shortcode
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This commit is contained in:
Roberto Alsina 2023-07-10 18:11:54 -03:00
parent 94516408d3
commit d3488349b4
2 changed files with 275 additions and 43 deletions
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284
shortcodes.c
View File

@ -3,21 +3,25 @@
#include <stdio.h>
#include "bstrlib/bstrlib.h"
bstring grab_chunk(char *start, char *end) {
blk2bstr(start, end-start);
}
#line 14 "shortcodes.rl"
#line 33 "shortcodes.rl"
bstring parse(char *_input) {
#line 13 "shortcodes.c"
#line 17 "shortcodes.c"
static const int shortcode_start = 1;
static const int shortcode_first_final = 6;
static const int shortcode_first_final = 15;
static const int shortcode_error = 0;
static const int shortcode_en_main = 1;
#line 18 "shortcodes.rl"
#line 37 "shortcodes.rl"
char *eof, *ts, *te = 0;
int cs, act = 0;
@ -27,19 +31,19 @@ static const int shortcode_en_main = 1;
char *p = input->data;
char *pe = p + blength(input);
char *label_start = 0;
char *label_end = 0;
char *mark = 0;
bstring label;
#line 36 "shortcodes.c"
#line 40 "shortcodes.c"
{
cs = shortcode_start;
}
#line 32 "shortcodes.rl"
#line 51 "shortcodes.rl"
#line 43 "shortcodes.c"
#line 47 "shortcodes.c"
{
if ( p == pe )
goto _test_eof;
@ -63,57 +67,255 @@ st3:
if ( ++p == pe )
goto _test_eof3;
case 3:
if ( (*p) == 125 )
goto tr4;
if ( (*p) > 90 ) {
if ( (*p) == 32 )
goto st3;
if ( (*p) < 65 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto st3;
} else if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto tr3;
} else if ( (*p) >= 65 )
} else
goto tr3;
goto st0;
tr3:
#line 9 "shortcodes.rl"
{printf("start");}
#line 7 "shortcodes.rl"
{label_start = p; printf("%s", label_start);}
#line 7 "shortcodes.rl"
{printf("=>%s", label_start);}
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st4;
st4:
if ( ++p == pe )
goto _test_eof4;
case 4:
#line 87 "shortcodes.c"
if ( (*p) == 125 )
goto tr6;
if ( (*p) > 90 ) {
#line 92 "shortcodes.c"
switch( (*p) ) {
case 32: goto tr4;
case 125: goto tr6;
}
if ( (*p) < 65 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto tr4;
} else if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto st4;
} else if ( (*p) >= 65 )
} else
goto st4;
goto st0;
tr4:
#line 9 "shortcodes.rl"
{printf("start");}
#line 10 "shortcodes.rl"
{printf("end");}
#line 20 "shortcodes.rl"
{printf("label: '%s'\n", grab_chunk(mark, p)->data);}
goto st5;
tr6:
#line 10 "shortcodes.rl"
{printf("end");}
tr14:
#line 23 "shortcodes.rl"
{printf("value: '%s'\n", grab_chunk(mark, p)->data);}
goto st5;
tr24:
#line 23 "shortcodes.rl"
{printf("value: '%s'\n", grab_chunk(mark, p)->data);}
#line 26 "shortcodes.rl"
{printf("arg: '%s'\n", grab_chunk(mark, p)->data);}
goto st5;
st5:
if ( ++p == pe )
goto _test_eof5;
case 5:
#line 110 "shortcodes.c"
if ( (*p) == 125 )
goto st6;
#line 124 "shortcodes.c"
switch( (*p) ) {
case 32: goto st5;
case 34: goto tr8;
case 125: goto st8;
}
if ( (*p) < 48 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto st5;
} else if ( (*p) > 57 ) {
if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto tr10;
} else if ( (*p) >= 65 )
goto tr10;
} else
goto tr9;
goto st0;
tr8:
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st6;
st6:
if ( ++p == pe )
goto _test_eof6;
case 6:
#line 152 "shortcodes.c"
if ( (*p) == 34 )
goto st7;
goto st6;
st7:
if ( ++p == pe )
goto _test_eof7;
case 7:
switch( (*p) ) {
case 32: goto tr14;
case 125: goto tr15;
}
if ( 9 <= (*p) && (*p) <= 13 )
goto tr14;
goto st0;
tr6:
#line 20 "shortcodes.rl"
{printf("label: '%s'\n", grab_chunk(mark, p)->data);}
goto st8;
tr15:
#line 23 "shortcodes.rl"
{printf("value: '%s'\n", grab_chunk(mark, p)->data);}
goto st8;
tr25:
#line 23 "shortcodes.rl"
{printf("value: '%s'\n", grab_chunk(mark, p)->data);}
#line 26 "shortcodes.rl"
{printf("arg: '%s'\n", grab_chunk(mark, p)->data);}
goto st8;
st8:
if ( ++p == pe )
goto _test_eof8;
case 8:
#line 185 "shortcodes.c"
if ( (*p) == 125 )
goto st15;
goto st0;
st15:
if ( ++p == pe )
goto _test_eof15;
case 15:
goto st0;
tr9:
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st9;
st9:
if ( ++p == pe )
goto _test_eof9;
case 9:
#line 204 "shortcodes.c"
switch( (*p) ) {
case 32: goto tr14;
case 125: goto tr15;
}
if ( (*p) < 48 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto tr14;
} else if ( (*p) > 57 ) {
if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto st9;
} else if ( (*p) >= 65 )
goto st9;
} else
goto st9;
goto st0;
tr10:
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st10;
st10:
if ( ++p == pe )
goto _test_eof10;
case 10:
#line 231 "shortcodes.c"
switch( (*p) ) {
case 32: goto tr14;
case 61: goto tr18;
case 125: goto tr15;
}
if ( (*p) < 48 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto tr14;
} else if ( (*p) > 57 ) {
if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto st10;
} else if ( (*p) >= 65 )
goto st10;
} else
goto st9;
goto st0;
tr18:
#line 20 "shortcodes.rl"
{printf("label: '%s'\n", grab_chunk(mark, p)->data);}
goto st11;
st11:
if ( ++p == pe )
goto _test_eof11;
case 11:
#line 257 "shortcodes.c"
if ( (*p) == 34 )
goto tr20;
if ( (*p) < 65 ) {
if ( 48 <= (*p) && (*p) <= 57 )
goto tr21;
} else if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto tr21;
} else
goto tr21;
goto st0;
tr20:
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st12;
st12:
if ( ++p == pe )
goto _test_eof12;
case 12:
#line 279 "shortcodes.c"
if ( (*p) == 34 )
goto st13;
goto st12;
st13:
if ( ++p == pe )
goto _test_eof13;
case 13:
switch( (*p) ) {
case 32: goto tr24;
case 125: goto tr25;
}
if ( 9 <= (*p) && (*p) <= 13 )
goto tr24;
goto st0;
tr21:
#line 11 "shortcodes.rl"
{
mark = p;
}
goto st14;
st14:
if ( ++p == pe )
goto _test_eof14;
case 14:
#line 304 "shortcodes.c"
switch( (*p) ) {
case 32: goto tr24;
case 125: goto tr25;
}
if ( (*p) < 48 ) {
if ( 9 <= (*p) && (*p) <= 13 )
goto tr24;
} else if ( (*p) > 57 ) {
if ( (*p) > 90 ) {
if ( 97 <= (*p) && (*p) <= 122 )
goto st14;
} else if ( (*p) >= 65 )
goto st14;
} else
goto st14;
goto st0;
}
_test_eof2: cs = 2; goto _test_eof;
@ -121,18 +323,28 @@ case 6:
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof15: cs = 15; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof11: cs = 11; goto _test_eof;
_test_eof12: cs = 12; goto _test_eof;
_test_eof13: cs = 13; goto _test_eof;
_test_eof14: cs = 14; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 33 "shortcodes.rl"
#line 52 "shortcodes.rl"
printf("\nLabel is: '%s'\n", label->data);
return output;
}
int main(int argc, char **argv) {
bstring output = parse("{{foo}}");
bstring output = parse("{{ foo \"sarasa\" foobar foo=\"bar\" }}");
printf("\n%s\n", output->data);
return 0;
}

34
shortcodes.rl
View File

@ -1,15 +1,34 @@
#include <stdio.h>
#include "bstrlib/bstrlib.h"
bstring grab_chunk(char *start, char *end) {
blk2bstr(start, end-start);
}
%%{
machine shortcode;
label = alpha+ > {label_start = p; printf("%s", label_start);} > {printf("=>%s", label_start);};
action mark {
mark = p;
}
start = '{{' % {printf("start");};
end = '}}' > {printf("end");};
spc = space*;
sep = space+;
main := (start label? end);
label = alpha+
> mark
% {printf("label: '%s'\n", grab_chunk(mark, p)->data);};
value = (('"' [^"]* '"') | alnum+)
> mark
% {printf("value: '%s'\n", grab_chunk(mark, p)->data);};
arg = (label '=' value)
> mark
% {printf("arg: '%s'\n", grab_chunk(mark, p)->data);};
start = '{{';
end = '}}';
main := (start spc label (sep (value | arg))* spc end);
}%%
@ -24,18 +43,19 @@ bstring parse(char *_input) {
char *p = input->data;
char *pe = p + blength(input);
char *label_start = 0;
char *label_end = 0;
char *mark = 0;
bstring label;
%% write init;
%% write exec;
printf("\nLabel is: '%s'\n", label->data);
return output;
}
int main(int argc, char **argv) {
bstring output = parse("{{foo}}");
bstring output = parse("{{ foo \"sarasa\" foobar foo=\"bar\" }}");
printf("\n%s\n", output->data);
return 0;
}