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CGrammar: Improve "is true" placement

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Pragmatic Software 2014-06-24 05:34:54 +00:00
parent 84ee56a15e
commit 9abf8b6e44
3 changed files with 51 additions and 36 deletions
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2
PBot/VERSION.pm
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@ -13,7 +13,7 @@ use warnings;
# These are set automatically by the build/commit script
use constant {
BUILD_NAME => "PBot",
BUILD_REVISION => 672,
BUILD_REVISION => 673,
BUILD_DATE => "2014-06-23",
};

70
modules/c2english/CGrammar.pm
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@ -220,16 +220,16 @@ iteration_statement:
statement[context => 'for loop']
{
my $initialization = join('', @{$item{'for_initialization(?)'}});
my $item_expression = join('',@{$item{'for_expression(?)'}});
my $expression = join('',@{$item{'for_expression(?)'}});
my $increment = join('',@{$item{'for_increment(?)'}});
if ($initialization) {
$return .= "Prepare a loop by ^L$initialization, then ^L";
}
if ($item_expression) {
my $istrue = $item{expression} =~ /(greater|less|equal|false$)/ ? '' : ' is true';
$return .= "For as long as ^L$item_expression$istrue, ^L";
if ($expression) {
my $expression = ::istrue $expression;
$return .= "For as long as ^L$expression, ^L";
} else {
$return .= "Repeatedly ^L";
}
@ -250,8 +250,8 @@ iteration_statement:
$return = "Repeatedly ^L";
}
} else {
my $istrue = $item{expression} =~ /(greater|less|equal|false$)/ ? '' : ' is true';
$return = "While ^L$item{expression}$istrue, ^L";
my $expression = ::istrue $item{expression};
$return = "While ^L$expression, ^L";
}
if($item{statement}) {
@ -271,8 +271,8 @@ iteration_statement:
$return .= "Do this repeatedly.\n";
}
} else {
my $istrue = $item{expression} =~ /(greater|less|equal|false$)/ ? '' : ' is true';
$return .= "Do this as long as ^L$item{expression}$istrue.\n";
my $expression = ::istrue $item{expression};
$return .= "Do this as long as ^L$expression.\n";
}
}
@ -295,8 +295,8 @@ selection_statement:
$return = "Always ";
}
} else {
my $istrue = $item{expression} =~ /(greater|less|equal|false$)/ ? '' : ' is true';
$return = "If ^L$item{expression}$istrue then ";
my $expression = ::istrue $item{expression};
$return = "If ^L$expression then ";
}
$return .= "^L$item{statement}";
}
@ -324,10 +324,10 @@ jump_statement:
{ $return = "Return to the top of the current loop.\n"; }
| 'return' <commit> expression[context => 'statement'](?) ';'
{
my $item_expression = join('', @{$item{'expression(?)'}});
my $expression = join('', @{$item{'expression(?)'}});
if (length $item_expression) {
$return = "Return ^L$item_expression.\n";
if (length $expression) {
$return = "Return ^L$expression.\n";
} else {
$return = "Return no value.\n";
}
@ -341,15 +341,15 @@ jump_statement:
expression_statement:
expression[context => 'statement'](?) ';'
{
my $item_expression = join('',@{$item[1]});
if (!$item_expression) {
my $expression = join('',@{$item[1]});
if (!$expression) {
if($arg{context} eq 'label') {
return "";
} else {
$return = "Do nothing.\n";
}
} else {
$return = $item_expression.".\n" ;
$return = $expression.".\n" ;
}
}
@ -391,8 +391,8 @@ conditional_expression:
if($item{conditional_ternary_expression}) {
my $op1 = $item{conditional_ternary_expression}->[0];
my $op2 = $item{conditional_ternary_expression}->[1];
my $istrue = $item{logical_OR_AND_expression} =~ /(greater|less|equal)/ ? '' : ' is true';
$return = "$op1 if $item{logical_OR_AND_expression}$istrue otherwise to $op2";
my $expression = ::istrue $item{logical_OR_AND_expression};
$return = "$op1 if $expression otherwise to $op2";
} else {
$return = $item{logical_OR_AND_expression};
}
@ -885,37 +885,37 @@ postfix_productions:
{ $return = $item{expression}; }
)(s) postfix_productions[context => 'array_address'](?)
{
my $item_expression = '';
my $expression = '';
if (@{$item[-2]}) {
$item_expression = join(' and ', @{$item[-2]});
$expression = join(' and ', @{$item[-2]});
}
my $postfix = $item[-1]->[0];
if (length $item_expression) {
if($item_expression =~ /^\d+$/) {
$item_expression++;
my ($last_digit) = $item_expression =~ /(\d)$/;
if (length $expression) {
if($expression =~ /^\d+$/) {
$expression++;
my ($last_digit) = $expression =~ /(\d)$/;
if($last_digit == 1) {
$item_expression .= 'st';
$expression .= 'st';
} elsif($last_digit == 2) {
$item_expression .= 'nd';
$expression .= 'nd';
} elsif($last_digit == 3) {
$item_expression .= 'rd';
$expression .= 'rd';
} else {
$item_expression .= 'th';
$expression .= 'th';
}
if($arg{context} eq 'function call') {
$return = "the $item_expression element of";
$return = "the $expression element of";
} else {
$return = "the $item_expression element of $arg{primary_expression}";
$return = "the $expression element of $arg{primary_expression}";
}
} elsif($item_expression =~ /^-\s*\d+$/) {
$item_expression *= -1;
my $plural = $item_expression == 1 ? '' : 's';
$return = "the location $item_expression element$plural backwards from where $arg{primary_expression} points";
} elsif($expression =~ /^-\s*\d+$/) {
$expression *= -1;
my $plural = $expression == 1 ? '' : 's';
$return = "the location $expression element$plural backwards from where $arg{primary_expression} points";
} else {
$return = "the element of $arg{primary_expression} at location $item_expression";
$return = "the element of $arg{primary_expression} at location $expression";
}
}

15
modules/c2english/c2eng.pl
View File

@ -87,3 +87,18 @@ sub precompile_grammar {
sub flatten {
map { ref eq 'ARRAY' ? flatten(@$_) : $_ } @_
}
sub istrue {
my @parts = split / and /, $_[0];
my ($result, $and) = ('', '');
foreach my $part (@parts) {
$result .= $and;
if($part !~ /(greater|less|equal|false$)/) {
$result .= "$part is true";
} else {
$result .= $part;
}
$and = ' and ';
}
return $result;
}