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else if formatRecord's roundingBehavior is (rounding halves away from zero) then
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lns3.scpt
|
asocFormatter's setRoundingMode:(current application's NSNumberFormatterRoundHalfUp)
|
lns3.scpt
|
else if formatRecord's roundingBehavior is (rounding toward zero) then
|
lns3.scpt
|
asocFormatter's setRoundingMode:(current application's NSNumberFormatterRoundDown)
|
lns3.scpt
|
else if formatRecord's roundingBehavior is (rounding away from zero) then
|
lns3.scpt
|
asocFormatter's setRoundingMode:(current application's NSNumberFormatterRoundUp)
|
lns3.scpt
|
else if formatRecord's roundingBehavior is (rounding up) then
|
lns3.scpt
|
asocFormatter's setRoundingMode:(current application's NSNumberFormatterRoundCeiling)
|
lns3.scpt
|
else if formatRecord's roundingBehavior is (rounding down) then
|
lns3.scpt
|
asocFormatter's setRoundingMode:(current application's NSNumberFormatterRoundFloor)
|
lns3.scpt
|
error "The ‘number format definition’ record’s ‘roundingBehavior’ is not an allowed constant." number -1703
|
lns3.scpt
|
_setBasicFormat(asocFormatter, formatStyle, theNumber)
|
lns3.scpt
|
error "Not a ‘number format definition’ record or an allowed constant."
|
lns3.scpt
|
on error eText number -1703
|
lns3.scpt
|
_support's throwInvalidParameter(formatStyle, "using", {record, constant}, eText)
|
lns3.scpt
|
asocFormatter's setLocale:(_support's asNSLocaleParameter(localeCode, "for locale"))
|
lns3.scpt
|
return asocFormatter
|
lns3.scpt
|
end _makeNumberFormatter
|
lns3.scpt
|
to _setBasicFormat(asocFormatter, formatName, theNumber)
|
lns3.scpt
|
if formatName is canonical number format then
|
lns3.scpt
|
if theNumber is missing value then -- parsing always recognizes scientific notation by default
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterScientificStyle)
|
lns3.scpt
|
else -- formatting switches between notations depending on number's type and value
|
lns3.scpt
|
if theNumber's class is integer then -- format integer
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterNoStyle)
|
lns3.scpt
|
else if (-_maxDecimalRange < theNumber and theNumber < -_minDecimalRange) ¬
|
lns3.scpt
|
or (_minDecimalRange < theNumber and theNumber < _maxDecimalRange) ¬
|
lns3.scpt
|
or theNumber = 0 then -- format real as decimal
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterDecimalStyle)
|
lns3.scpt
|
asocFormatter's setMinimumFractionDigits:1
|
lns3.scpt
|
asocFormatter's setMaximumFractionDigits:999 -- kludge; see note below
|
lns3.scpt
|
else -- format real as scientific
|
lns3.scpt
|
asocFormatter's setFormat:"#.0#E+0" -- for consistency with AS, include '+' in positive exponents (oddly, there doesn't appear to be a property on formatter for setting this)
|
lns3.scpt
|
asocFormatter's setMaximumFractionDigits:999
|
lns3.scpt
|
else if formatName is scientific format then -- uses exponent notation
|
lns3.scpt
|
else if formatName is integer format then -- uses plain integer notation (caution: do not use for reals unless rounding to whole number is intended)
|
lns3.scpt
|
else if formatName is decimal format then -- uses thousands separators by default, no exponent
|
lns3.scpt
|
else if formatName is currency format then -- adds currency symbol
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterCurrencyStyle)
|
lns3.scpt
|
else if formatName is percent format then -- multiplies by 100 and appends '%'
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterPercentStyle)
|
lns3.scpt
|
else if formatName is word format then -- uses words
|
lns3.scpt
|
asocFormatter's setNumberStyle:(current application's NSNumberFormatterSpellOutStyle)
|
lns3.scpt
|
else if (count {formatName} each text) ≠ 0 then
|
lns3.scpt
|
asocFormatter's setFormat:formatName
|
lns3.scpt
|
error "Invalid ‘basic format’ property: not an allowed constant." number -1703 from formatName to constant
|
lns3.scpt
|
end _setBasicFormat
|
lns3.scpt
|
to _nameForFormat(formatStyle) -- used for error reporting; formatStyle is either constant or text
|
lns3.scpt
|
if formatStyle is integer format then
|
lns3.scpt
|
return "integer"
|
lns3.scpt
|
else if formatStyle is decimal format then
|
lns3.scpt
|
return "decimal"
|
lns3.scpt
|
else if formatStyle is currency format then
|
lns3.scpt
|
return "currency"
|
lns3.scpt
|
else if formatStyle is percent format then
|
lns3.scpt
|
return "percent"
|
lns3.scpt
|
else if formatStyle is scientific format then
|
lns3.scpt
|
return "scientific"
|
lns3.scpt
|
else if formatStyle is word format then
|
lns3.scpt
|
return "word"
|
lns3.scpt
|
return "“" & formatStyle & "”"
|
lns3.scpt
|
end _nameForFormat
|
lns3.scpt
|
to format number theNumber using formatStyle : (canonical number format) for locale localeCode : ("none")
|
lns3.scpt
|
if (count {theNumber} each number) = 0 then _support's throwInvalidParameterType(theNumber, "", number, "number") -- only accept integer or real types (i.e. allowing a text parameter to be coerced to number would defeat the purpose of these handlers, which is to avoid unintended localization behavior)
|
lns3.scpt
|
set asocFormatter to _makeNumberFormatter(formatStyle, localeCode, theNumber)
|
lns3.scpt
|
set asocString to asocFormatter's stringFromNumber:theNumber
|
lns3.scpt
|
if asocString is missing value then error "Invalid number (conversion failed)." number -1703 from theNumber -- shouldn't fail, but -stringFromNumber:'s return type isn't declared as non-nullable so check to be sure
|
lns3.scpt
|
_error("format number", eText, eNumber, eFrom, eTo)
|
lns3.scpt
|
end format number
|
lns3.scpt
|
to parse number theText using formatStyle : (canonical number format) for locale localeCode : ("none")
|
lns3.scpt
|
if (count {theText} each text) = 0 then _support's throwInvalidParameterType(theText, "", text, "text") -- only accept text, for same reason as above
|
lns3.scpt
|
set asocFormatter to _makeNumberFormatter(formatStyle, localeCode, missing value)
|
lns3.scpt
|
set asocNumber to asocFormatter's numberFromString:theText
|
lns3.scpt
|
if asocNumber is missing value then
|
lns3.scpt
|
set localeIdentifier to asocFormatter's locale()'s localeIdentifier() as text
|
lns3.scpt
|
if localeIdentifier's length = 0 then -- empty string = system locale
|
lns3.scpt
|
set localeIdentifier to "no"
|
lns3.scpt
|
set localeIdentifier to "the “" & localeIdentifier & "”"
|
lns3.scpt
|
error ("Invalid text (expected numerical text in " & _nameForFormat(formatStyle) & " format for " & localeIdentifier & " locale).") number -1703 from theText
|
lns3.scpt
|
return asocNumber as any
|
lns3.scpt
|
_error("parse number", eText, eNumber, eFrom, eTo)
|
lns3.scpt
|
end parse number
|
lns3.scpt
|
to format hex theNumber width chunkSize : (0) prefix hasPrefix : (false)
|
lns3.scpt
|
set chunkSize to _support's asIntegerParameter(chunkSize, "width")
|
lns3.scpt
|
set hasPrefix to _support's asBooleanParameter(hasPrefix, "prefix") -- (users shouldn't concatenate their own prefix as that would result in negative numbers appearing as "0x-N…" instead of "-0xN…")
|
lns3.scpt
|
if (count {theNumber} each list) = 0 then -- format single number
|
lns3.scpt
|
set theNumber to _support's asWholeNumberParameter(theNumber, "") -- numbers greater than 2^30 (max integer size) are okay as long as they're non-fractional
|
lns3.scpt
|
if chunkSize < 0 or chunkSize > 1024 then _support's throwInvalidParameter(chunkSize, "width", integer, "Must be an integer between 0 and 1024.")
|
lns3.scpt
|
set hexText to ""
|
lns3.scpt
|
if theNumber < 0 then
|
lns3.scpt
|
if chunkSize > 0 and (theNumber < -(16 ^ chunkSize)) then _support's throwInvalidParameter(theNumber, "", integer, "Number is too large to represent as " & chunkSize & "-digit hexadecimal text (not between " & -(16 ^ chunkSize) div 1 & " and " & (16 ^ chunkSize - 1) div 1 & ").")
|
lns3.scpt
|
set hexPrefix to "-"
|
lns3.scpt
|
set theNumber to -theNumber
|
lns3.scpt
|
set hexPrefix to ""
|
lns3.scpt
|
if chunkSize > 0 and (theNumber > 16 ^ chunkSize - 1) then _support's throwInvalidParameter(theNumber, "", integer, "Number is too large to represent as " & chunkSize & "-digit hexadecimal text (not between " & -(16 ^ chunkSize) div 1 & " and " & (16 ^ chunkSize - 1) div 1 & ").")
|
lns3.scpt
|
if hasPrefix then set hexPrefix to hexPrefix & "0x"
|
lns3.scpt
|
repeat while theNumber > 0
|
lns3.scpt
|
set hexText to (item (theNumber mod 16 + 1) of "0123456789ABCDEF") & hexText
|
lns3.scpt
|
set theNumber to theNumber div 16
|
lns3.scpt
|
repeat while length of hexText < chunkSize
|
lns3.scpt
|
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