本文整理汇总了C++中Nibbler::getNumber方法的典型用法代码示例。如果您正苦于以下问题：C++ Nibbler::getNumber方法的具体用法？C++ Nibbler::getNumber怎么用？C++ Nibbler::getNumber使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Nibbler的用法示例。
在下文中一共展示了Nibbler::getNumber方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: valid
bool Duration::valid (const std::string& input)
{
std::string lower_input = lowerCase (input);
// Assume the ordinal is 1, but look for an integer, just in case.
double value = 1;
Nibbler n (lower_input);
n.getNumber (value);
if (value < 0.0)
value = -value;
std::string units;
n.getUntilEOS (units);
// Non-trivial value with no units means the duration is specified in
// seconds, and therefore a time_t. Consider it valid.
if (value != 0.0 &&
units == "")
return true;
// Auto complete against all supported durations.
std::vector <std::string> supported;
for (unsigned int i = 0; i < NUM_DURATIONS; ++i)
supported.push_back (durations[i]);
std::vector <std::string> matches;
if (autoComplete (units,
supported,
matches,
context.config.getInteger ("abbreviation.minimum")) == 1)
return true;
return false;
}示例2: main
//.........这里部分代码省略.........
// bool getDigit4 (int&);
t.diag ("Nibbler::getDigit4");
n = Nibbler ("4321");
t.ok (n.getDigit4 (i), " 4321 : getDigit4 () -> true");
t.is (i, 4321, " 4321 : getDigit4 () -> 4321");
// bool getDigit2 (int&);
t.diag ("Nibbler::getDigit2");
n = Nibbler ("21");
t.ok (n.getDigit2 (i), " 21 : getDigit2 () -> true");
t.is (i, 21, " 21 : getDigit2 () -> 21");
// bool getInt (int&);
t.diag ("Nibbler::getInt");
n = Nibbler ("123 -4");
t.ok (n.getInt (i), " '123 -4' : getInt () -> true");
t.is (i, 123, " '123 -4' : getInt () -> '123'");
t.ok (n.skip (' '), " ' -4' : skip (' ') -> true");
t.ok (n.getInt (i), " '-4' : getInt () -> true");
t.is (i, -4, " '-4' : getInt () -> '-4'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getUnsignedInt (int&i);
t.diag ("Nibbler::getUnsignedInt");
n = Nibbler ("123 4");
t.ok (n.getUnsignedInt (i), " '123 4' : getUnsignedInt () -> true");
t.is (i, 123, " '123 4' : getUnsignedInt () -> '123'");
t.ok (n.skip (' '), " ' 4' : skip (' ') -> true");
t.ok (n.getUnsignedInt (i), " '4' : getUnsignedInt () -> true");
t.is (i, 4, " '4' : getUnsignedInt () -> '4'");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getNumber (double&);
t.diag ("Nibbler::getNumber");
n = Nibbler ("-1.234 2.3e4");
t.ok (n.getNumber (d), "'-1.234 2.3e4' : getNumber () -> true");
t.is (d, -1.234, 0.000001, "'-1.234 2.3e4' : getNumber () -> '-1.234'");
t.ok (n.skip (' '), " ' 2.3e4' : skip (' ') -> true");
t.ok (n.getNumber (d), " '2.3e4' : getNumber () -> true");
t.is (d, 2.3e4, " '2.3e4' : getNumber () -> '2.3e4'");
t.ok (n.depleted (), " '' : depleted () -> true");
n = Nibbler ("2.0");
t.ok (n.getNumber (d), "'2.0' : getNumber () -> true");
t.is (d, 2.0, 0.000001, "'2.0' : getNumber () -> '2.0'");
t.ok (n.depleted (), " '' : depleted () -> true");
n = Nibbler ("-864000.00000");
t.ok (n.getNumber (d), "'-864000.00000' : getNumber () -> true");
t.is (d, -864000.0, "'-864000.00000' : getNumber () -> -864000.0");
t.ok (n.depleted (), " '' : depleted () -> true");
// bool getLiteral (const std::string&);
t.diag ("Nibbler::getLiteral");
n = Nibbler ("foobar");
t.ok (n.getLiteral ("foo"), " 'foobar' : getLiteral ('foo') -> true");
t.notok (n.getLiteral ("foo"), " 'bar' : getLiteral ('foo') -> false");
t.ok (n.getLiteral ("bar"), " 'bar' : getLiteral ('bar') -> true");
t.ok (n.depleted (), " '' : depleted () -> true");
#ifdef NIBBLER_FEATURE_REGEX
// bool getRx (const std::string&, std::string&);
t.diag ("Nibbler::getRx");
n = Nibbler ("one two three");
t.ok (n.getRx ("^(o..)", s), "'one two three' : getRx ('^(o..)') -> true");
t.is (s, "one", "'one two three' : getRx ('^(o..)') -> 'one'");示例3: parseTask
//.........这里部分代码省略.........
// This guarantees that if more than one annotation has the same date,
// that the seconds will be different, thus unique, thus not squashed.
// Bug #249
when += (const int) annotations.size ();
std::stringstream name;
name << "annotation_" << when.toEpoch ();
std::string text = trim (value.substr (gap + 4), "\t ");
annotations.insert (std::make_pair (name.str (), text));
}
}
}
task.setAnnotations (annotations);
// Dependencies
value = findValue (after, "\n Dependencies:");
std::vector <std::string> dependencies;
split (dependencies, value, ",");
task.remove ("depends");
std::vector <std::string>::iterator dep;
for (dep = dependencies.begin (); dep != dependencies.end (); ++dep)
{
if (dep->length () >= 7)
task.addDependency (*dep);
else
task.addDependency ((int) strtol (dep->c_str (), NULL, 10));
}
// UDAs
std::map <std::string, Column*>::iterator col;
for (col = context.columns.begin (); col != context.columns.end (); ++col)
{
std::string type = context.config.get ("uda." + col->first + ".type");
if (type != "")
{
std::string value = findValue (after, "\n UDA " + col->first + ":");
if ((task.get (col->first) != value) && (type != "date" ||
(task.get (col->first) != Date (value, dateformat).toEpochString ())) &&
(type != "duration" ||
(task.get (col->first) != (std::string) Duration (value) )))
{
if (value != "")
{
context.footnote (format (STRING_EDIT_UDA_MOD, col->first));
if (type == "string")
{
task.set (col->first, value);
}
else if (type == "numeric")
{
Nibbler n (value);
double d;
if (n.getNumber (d) &&
n.depleted ())
task.set (col->first, value);
else
throw format (STRING_UDA_NUMERIC, value);
}
else if (type == "date")
{
Date d (value, dateformat);
task.set (col->first, d.toEpochString ());
}
else if (type == "duration")
{
Duration d (value);
task.set (col->first, (time_t) d);
}
}
else
{
context.footnote (format (STRING_EDIT_UDA_DEL, col->first));
task.remove (col->first);
}
}
}
}
// UDA orphans
std::vector <std::string> orphanValues = findValues (after, "\n UDA Orphan ");
std::vector <std::string>::iterator orphan;
for (orphan = orphanValues.begin (); orphan != orphanValues.end (); ++orphan)
{
std::string::size_type colon = orphan->find (':');
if (colon != std::string::npos)
{
std::string name = trim (orphan->substr (0, colon), "\t ");
std::string value = trim (orphan->substr (colon + 1), "\t ");
if (value != "")
task.set (name, value);
else
task.remove (name);
}
}
}示例4: parseTask
//.........这里部分代码省略.........
// we need to increment until we find an unused key
int timestamp = (int) when.toEpoch ();
std::stringstream name;
do
{
name.str (""); // Clear
name << "annotation_" << timestamp;
timestamp++;
}
while (annotations.find (name.str ()) != annotations.end ());
std::string text = trim (value.substr (gap + 4), "\t ");
annotations.insert (std::make_pair (name.str (), json::decode (text)));
}
}
}
task.setAnnotations (annotations);
// Dependencies
value = findValue (after, "\n Dependencies:");
std::vector <std::string> dependencies;
split (dependencies, value, ",");
task.remove ("depends");
for (auto& dep : dependencies)
{
if (dep.length () >= 7)
task.addDependency (dep);
else
task.addDependency ((int) strtol (dep.c_str (), NULL, 10));
}
// UDAs
for (auto& col : context.columns)
{
std::string type = context.config.get ("uda." + col.first + ".type");
if (type != "")
{
std::string value = findValue (after, "\n UDA " + col.first + ":");
if ((task.get (col.first) != value) && (type != "date" ||
(task.get (col.first) != ISO8601d (value, dateformat).toEpochString ())) &&
(type != "duration" ||
(task.get (col.first) != (std::string) ISO8601p (value))))
{
if (value != "")
{
context.footnote (format (STRING_EDIT_UDA_MOD, col.first));
if (type == "string")
{
task.set (col.first, value);
}
else if (type == "numeric")
{
Nibbler n (value);
double d;
if (n.getNumber (d) &&
n.depleted ())
task.set (col.first, value);
else
throw format (STRING_UDA_NUMERIC, value);
}
else if (type == "date")
{
task.set (col.first, ISO8601d (value, dateformat).toEpochString ());
}
else if (type == "duration")
{
task.set (col.first, (time_t) ISO8601p (value));
}
}
else
{
context.footnote (format (STRING_EDIT_UDA_DEL, col.first));
task.remove (col.first);
}
}
}
}
// UDA orphans
std::vector <std::string> orphanValues = findValues (after, "\n UDA Orphan ");
for (auto& orphan : orphanValues)
{
auto colon = orphan.find (':');
if (colon != std::string::npos)
{
std::string name = trim (orphan.substr (0, colon), "\t ");
std::string value = trim (orphan.substr (colon + 1), "\t ");
if (value != "")
task.set (name, value);
else
task.remove (name);
}
}
}示例5: parse
bool Duration::parse (const std::string& input, std::string::size_type& start)
{
std::string::size_type original_start = start;
Nibbler n (input.substr (start));
// Static and so preserved between calls.
static std::vector <std::string> units;
if (units.size () == 0)
for (unsigned int i = 0; i < NUM_DURATIONS; i++)
units.push_back (durations[i].unit);
std::string number;
std::string unit;
if (n.getOneOf (units, unit))
{
if (n.depleted () ||
Lexer::isWhitespace (n.next ()))
{
start = original_start + n.cursor ();
// Linear lookup - should be logarithmic.
for (unsigned int i = 0; i < NUM_DURATIONS; i++)
{
if (durations[i].unit == unit &&
durations[i].standalone == true)
{
_secs = static_cast <int> (durations[i].seconds);
return true;
}
}
}
}
else if (n.getNumber (number))
{
n.skipWS ();
if (n.getOneOf (units, unit))
{
if (n.depleted () ||
Lexer::isWhitespace (n.next ()))
{
start = original_start + n.cursor ();
double quantity = strtod (number.c_str (), NULL);
// Linear lookup - should be logarithmic.
double seconds = 1;
for (unsigned int i = 0; i < NUM_DURATIONS; i++)
{
if (durations[i].unit == unit)
{
seconds = durations[i].seconds;
_secs = static_cast <int> (quantity * static_cast <double> (seconds));
return true;
}
}
}
}
}
return false;
}示例6: parse
void Duration::parse (const std::string& input)
{
std::string lower_input = lowerCase (input);
// Assume the ordinal is 1, but look for an integer, just in case.
double value = 1;
Nibbler n (lower_input);
n.getNumber (value);
if (value < 0.0)
{
_negative = true;
value = -value;
}
else
_negative = false;
// If no units are provided, assume seconds.
if (n.depleted ())
{
_secs = (long) value;
return;
}
std::string units;
n.getUntilEOS (units);
// Auto complete against all supported durations.
std::vector <std::string> supported;
for (unsigned int i = 0; i < NUM_DURATIONS; ++i)
supported.push_back (durations[i]);
_secs = 0;
std::vector <std::string> matches;
if (autoComplete (units,
supported,
matches,
context.config.getInteger ("abbreviation.minimum")) == 1)
{
std::string match = matches[0];
if (match == "biannual") _secs = (int) (value * 86400 * 730);
else if (match == "biyearly") _secs = (int) (value * 86400 * 730);
else if (match == "yearly") _secs = (int) (value * 86400 * 365);
else if (match == "annual") _secs = (int) (value * 86400 * 365);
else if (match == "years") _secs = (int) (value * 86400 * 365);
else if (match == "year") _secs = (int) (value * 86400 * 365);
else if (match == "yrs") _secs = (int) (value * 86400 * 365);
else if (match == "yr") _secs = (int) (value * 86400 * 365);
else if (match == "y") _secs = (int) (value * 86400 * 365);
else if (match == "semiannual") _secs = (int) (value * 86400 * 183);
else if (match == "bimonthly") _secs = (int) (value * 86400 * 61);
else if (match == "quarterly") _secs = (int) (value * 86400 * 91);
else if (match == "quarters") _secs = (int) (value * 86400 * 91);
else if (match == "qrtrs") _secs = (int) (value * 86400 * 91);
else if (match == "qtrs") _secs = (int) (value * 86400 * 91);
else if (match == "qtr") _secs = (int) (value * 86400 * 91);
else if (match == "q") _secs = (int) (value * 86400 * 91);
else if (match == "monthly") _secs = (int) (value * 86400 * 30);
else if (match == "month") _secs = (int) (value * 86400 * 30);
else if (match == "months") _secs = (int) (value * 86400 * 30);
else if (match == "mnths") _secs = (int) (value * 86400 * 30);
else if (match == "mos") _secs = (int) (value * 86400 * 30);
else if (match == "mo") _secs = (int) (value * 86400 * 30);
else if (match == "mths") _secs = (int) (value * 86400 * 30);
else if (match == "mth") _secs = (int) (value * 86400 * 30);
else if (match == "m") _secs = (int) (value * 86400 * 30);
else if (match == "biweekly") _secs = (int) (value * 86400 * 14);
else if (match == "fortnight") _secs = (int) (value * 86400 * 14);
else if (match == "weekly") _secs = (int) (value * 86400 * 7);
else if (match == "sennight") _secs = (int) (value * 86400 * 7);
else if (match == "weeks") _secs = (int) (value * 86400 * 7);
else if (match == "week") _secs = (int) (value * 86400 * 7);
else if (match == "wks") _secs = (int) (value * 86400 * 7);
else if (match == "wk") _secs = (int) (value * 86400 * 7);
else if (match == "w") _secs = (int) (value * 86400 * 7);
else if (match == "daily") _secs = (int) (value * 86400 * 1);
else if (match == "day") _secs = (int) (value * 86400 * 1);
else if (match == "weekdays") _secs = (int) (value * 86400 * 1);
else if (match == "days") _secs = (int) (value * 86400 * 1);
else if (match == "d") _secs = (int) (value * 86400 * 1);
else if (match == "hours") _secs = (int) (value * 3600);
else if (match == "hour") _secs = (int) (value * 3600);
else if (match == "hrs") _secs = (int) (value * 3600);
else if (match == "hr") _secs = (int) (value * 3600);
else if (match == "h") _secs = (int) (value * 3600);
else if (match == "minutes") _secs = (int) (value * 60);
else if (match == "mins") _secs = (int) (value * 60);
else if (match == "min") _secs = (int) (value * 60);
else if (match == "seconds") _secs = (int) value;
//.........这里部分代码省略.........