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Improved interactive-editing loop, added "add" and "remove" commands

This commit is contained in:
Pragmatic Software 2010-05-22 02:15:26 +00:00
parent 220a2ec46b
commit f819867c63

View File

@ -133,13 +133,70 @@ while($subcode =~ s/^\s*(and)?\s*undo//) {
} }
} }
my @replacements;
my $prevchange = $last_code[0]; my $prevchange = $last_code[0];
my $got_changes = 0; my $got_changes = 0;
{ while(1) {
my @replacements; $got_sub = 0;
$got_changes = 0;
while($subcode =~ m/^\s*(and)?\s*replace\s*([^']+)?\s*'.*'\s*with\s*'.*'/i) { if($subcode =~ m/^\s*(and)?\s*remove \s*([^']+)?\s*'/) {
my $modifier = 'first';
$subcode =~ s/^\s*(and)?\s*//;
$subcode =~ s/remove\s*([^']+)?\s*//i;
$modifier = $1 if defined $1;
$modifier =~ s/\s+$//;
my ($e, $r) = extract_delimited($subcode, "'");
my $text;
if(defined $e) {
$text = $e;
$text =~ s/^'//;
$text =~ s/'$//;
$subcode = "replace $modifier '$text' with '' and $r";
} else {
print "$nick: Unbalanced single quotes. Usage: !cc remove [all, first, .., tenth, last] 'text' [and ...]\n";
exit 0;
}
next;
}
if($subcode =~ s/^\s*(and)?\s*add '//) {
$subcode = "'$subcode";
my ($e, $r) = extract_delimited($subcode, "'");
my $text;
if(defined $e) {
$text = $e;
$text =~ s/^'//;
$text =~ s/'$//;
$subcode = $r;
$got_sub = 1;
$got_changes = 1;
if(not defined $prevchange) {
print "$nick: No recent code to append to.\n";
exit 0;
}
$code = $prevchange;
$code =~ s/$/ $text/;
$prevchange = $code;
} else {
print "$nick: Unbalanced single quotes. Usage: !cc add 'text' [and ...]\n";
exit 0;
}
next;
}
if($subcode =~ m/^\s*(and)?\s*replace\s*([^']+)?\s*'.*'\s*with\s*'.*'/i) {
$got_sub = 1; $got_sub = 1;
my $modifier = 'first'; my $modifier = 'first';
@ -159,7 +216,7 @@ my $got_changes = 0;
$subcode = $r; $subcode = $r;
$subcode =~ s/\s*with\s*//i; $subcode =~ s/\s*with\s*//i;
} else { } else {
print "$nick: Unbalanced single quotes. Usage: !cc replace 'from' with 'to' [and replace ... with ... [and ...]]\n"; print "$nick: Unbalanced single quotes. Usage: !cc replace 'from' with 'to' [and ...]\n";
exit 0; exit 0;
} }
@ -197,89 +254,10 @@ my $got_changes = 0;
$replacement->{'modifier'} = $modifier; $replacement->{'modifier'} = $modifier;
push @replacements, $replacement; push @replacements, $replacement;
next;
} }
@replacements = sort { $a->{'from'} cmp $b->{'from'} or $a->{'modifier'} <=> $b->{'modifier'} } @replacements; if($subcode =~ m/^\s*(and)?\s*s\/.*\//) {
my ($previous_from, $previous_modifier);
foreach my $replacement (@replacements) {
my $from = $replacement->{'from'};
my $to = $replacement->{'to'};
my $modifier = $replacement->{'modifier'};
if(defined $previous_from) {
if($previous_from eq $from and $previous_modifier =~ /^\d+$/) {
$modifier -= $modifier - $previous_modifier;
}
}
if(defined $prevchange) {
$code = $prevchange;
} else {
print "$nick: No recent code to change.\n";
exit 0;
}
my $ret = eval {
my $got_change;
my ($first_char, $last_char, $first_bound, $last_bound);
$first_char = $1 if $from =~ m/^(.)/;
$last_char = $1 if $from =~ m/(.)$/;
if($first_char =~ /\W/) {
$first_bound = '.';
} else {
$first_bound = '\b';
}
if($last_char =~ /\W/) {
$last_bound = '\B';
} else {
$last_bound = '\b';
}
if($modifier eq 'all') {
while($code =~ s/($first_bound)$from($last_bound)/$1$to$2/) {
$got_change = 1;
}
} elsif($modifier eq 'last') {
if($code =~ s/(.*)($first_bound)$from($last_bound)/$1$2$to$3/) {
$got_change = 1;
}
} else {
my $count = 0;
my $unescaped = $from;
$unescaped =~ s/\\//g;
if($code =~ s/($first_bound)$from($last_bound)/if(++$count == $modifier) { "$1$to$2"; } else { "$1$unescaped$2"; }/gex) {
$got_change = 1;
}
}
return $got_change;
};
if($@) {
print "$nick: $@\n";
exit 0;
}
if($ret) {
$got_changes = 1;
}
$prevchange = $code;
$previous_from = $from;
$previous_modifier = $modifier;
}
if($got_sub and not $got_changes) {
print "$nick: No replacements made.\n";
exit 0;
}
}
while($subcode =~ m/^\s*(and)?\s*s\/.*\//) {
$got_sub = 1; $got_sub = 1;
$subcode =~ s/^\s*(and)?\s*s//; $subcode =~ s/^\s*(and)?\s*s//;
@ -417,13 +395,99 @@ while($subcode =~ m/^\s*(and)?\s*s\/.*\//) {
} }
$prevchange = $code; $prevchange = $code;
} }
if($got_sub and not $got_changes) { if($got_sub and not $got_changes) {
print "$nick: No changes made.\n"; print "$nick: No substitutions made.\n";
exit 0; exit 0;
} elsif($got_sub and $got_changes) {
next;
}
last;
} }
if($#replacements > 0) {
@replacements = sort { $a->{'from'} cmp $b->{'from'} or $a->{'modifier'} <=> $b->{'modifier'} } @replacements;
my ($previous_from, $previous_modifier);
foreach my $replacement (@replacements) {
my $from = $replacement->{'from'};
my $to = $replacement->{'to'};
my $modifier = $replacement->{'modifier'};
if(defined $previous_from) {
if($previous_from eq $from and $previous_modifier =~ /^\d+$/) {
$modifier -= $modifier - $previous_modifier;
}
}
if(defined $prevchange) {
$code = $prevchange;
} else {
print "$nick: No recent code to change.\n";
exit 0;
}
my $ret = eval {
my $got_change;
my ($first_char, $last_char, $first_bound, $last_bound);
$first_char = $1 if $from =~ m/^(.)/;
$last_char = $1 if $from =~ m/(.)$/;
if($first_char =~ /\W/) {
$first_bound = '.';
} else {
$first_bound = '\b';
}
if($last_char =~ /\W/) {
$last_bound = '\B';
} else {
$last_bound = '\b';
}
if($modifier eq 'all') {
while($code =~ s/($first_bound)$from($last_bound)/$1$to$2/) {
$got_change = 1;
}
} elsif($modifier eq 'last') {
if($code =~ s/(.*)($first_bound)$from($last_bound)/$1$2$to$3/) {
$got_change = 1;
}
} else {
my $count = 0;
my $unescaped = $from;
$unescaped =~ s/\\//g;
if($code =~ s/($first_bound)$from($last_bound)/if(++$count == $modifier) { "$1$to$2"; } else { "$1$unescaped$2"; }/gex) {
$got_change = 1;
}
}
return $got_change;
};
if($@) {
print "$nick: $@\n";
exit 0;
}
if($ret) {
$got_sub = 1;
$got_changes = 1;
}
$prevchange = $code;
$previous_from = $from;
$previous_modifier = $modifier;
}
if($got_sub and not $got_changes) {
print "$nick: No replacements made.\n";
exit 0;
}
}
open FILE, "> ideone_last_code.txt"; open FILE, "> ideone_last_code.txt";
@ -449,6 +513,8 @@ print FILE "$nick: $code\n";
my $lang = "C99"; my $lang = "C99";
$lang = $1 if $code =~ s/-lang=([^\b\s]+)//i; $lang = $1 if $code =~ s/-lang=([^\b\s]+)//i;
$lang = "C" if $code =~ s/-nowarn[ings]*//i;
my $show_link = 0; my $show_link = 0;
$show_link = 1 if $code =~ s/-showurl//i; $show_link = 1 if $code =~ s/-showurl//i;