R.utils v0.5.5


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Various programming utilities

This package provides utility classes and methods useful when programming in R and developing R packages.

Functions in R.utils

Name Description
Assert The Assert class
Java Static class for Java related methods
doCall Executes a function call with option to ignore unused arguments
check.Assert Static method asserting that a generic condition is true
isScalar.Assert Static method asserting thatan object is a single value
getBuiltinRhome.GString Gets the path where R is installed
commandArgs Extract Command Line Arguments
exit.Verbose Writes a message and unindents the following output
evaluate.Verbose Evaluates a function and prints its results if above threshold
getHostname.System Retrieves the computer name of the current host
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
LComments The LComments class
equals.Verbose Checks if this object is equal to another
getParent Gets the string of the parent specified by this pathname
finalizeSession Function to call for finalizing the R session
as.logical.Verbose Gets a logical value of this object
as.character.Verbose Returns a character string version of this object
as.character.ProgressBar Gets a string description of the progress bar
Non-documented objects Non-documented objects
Arguments Static class to validate and process arguments
setTicks.ProgressBar Sets values for which ticks should be visible
asLong.Java Converts a numeric to a Java long
getBuiltinDate.GString Gets the current date
getVerbose.Arguments Coerces to Verbose object
asShort.Java Converts a numeric to a Java short
cat.Verbose Concatenates and prints objects if above threshold
Settings Class for applicational settings
convertComment.SmartComments Converts a single smart comment to R code
FileProgressBar A progress bar that sets the size of a file accordingly
splitByPattern Splits a single character string by pattern
getDoubles.Arguments Coerces to a double vector and validates
loadAnywhere.Settings Loads settings from file
getLeaves.Options Gets all (non-list) options in a flat list
equals.Options Checks if this object is equal to another Options object
getIndices.Arguments Coerces to a integer vector and validates
. About this package About this package
gunzip Gunzip a file
patchCode Patches installed and loaded packages and more
hasOption.Options Checks if an option exists
writeRaw.Verbose Writes objects if above threshold
findGhostscript.System Searches for the ghostview binary on the current system
getVector.Arguments Validates a vector
summary.Verbose Generates a summary of an object if above threshold
getBuiltinRversion.GString Gets the current R version
saveAnywhere.Settings Saves settings to file
promptAndSave.Settings Prompt user to save modified settings
SmartComments Abstract class SmartComments
as.character.binmode Converts a binary/octal/hexadecimal number into a string
displayCode Displays the contents of a text file with line numbers and more
GString Character string with advanced substitutions
callHooks Call hook functions
as.character.GString Gets the processed character string
inherits.Assert Static method asserting that an object inherits from of a certain class
writeByte.Java Writes a byte (8 bits) to a connection in Java format
getLogicals.Arguments Coerces to a logical vector and validates
isVisible.Verbose Checks if a certain verbose level will be shown or not
getVariableValue.GString Gets a variable value given a name and attributes
getBarString.ProgressBar Gets the progress bar string to be displayed
isOn.NullVerbose Checks if the output is on
getBuiltinUsername.GString Gets the username of the user running R
getBuiltinTime.GString Gets the current time
print.Verbose Prints objects if above threshold
capitalize Capitalizes/decapitalizes each character string in a vector
currentTimeMillis.System Get the current time in milliseconds
str.Verbose Prints the structure of an object if above threshold
setMaxValue.ProgressBar Sets maximum value
str.Options Prints the structure of the options
update.FileProgressBar Updates file progress bar
seqToHumanReadable Gets a short human readable string representation of an vector of indices
intToBin Converts an integer to a binary/octal/hexadecimal number
isDirectory Checks if the file specification is a directory
getCharacters.Arguments Coerces to a character vector and validates
print.GString Prints the processed GString
ruler.Verbose Writes a ruler
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
isModified.Settings Checks if settings has been modified compared to whats on file
writeUTF.Java Writes a string to a connection in Java format (UTF-8)
reset.VComments Resets a VComments compiler
writeInt.Java Writes a integer (32 bits) to a connection in Java format
getNumerics.Arguments Coerces to a numeric vector and validates
sourceDirectory Sources files recursively to either local or global environment
off.Verbose Turn off the output
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
timestamp.Verbose Writes a timestamp
increase.ProgressBar Increases (steps) progress bar
listDirectory Gets the file names in the directory
setOption.Options Sets an option
isZero Checks if a value is (close to) zero or not
reset.SmartComments Resets a SmartComments compiler
VComments The VComments class
writeRaw.NullVerbose All output methods
lastModified Gets the time when the file was last modified
parse.SmartComments Parses one single smart comment
on.Verbose Turn on the output
getBuiltinHostname.GString Gets the hostname of the system running R
getBuiltinDatetime.GString Gets the current date and time
readInt.Java Reads a Java formatted int (32 bits) from a connection
asByte.Java Converts a numeric to a Java byte
getReadablePathname.Arguments Gets a readable pathname
Verbose Class to writing verbose messages to a connection or file
getIntegers.Arguments Coerces to a integer vector and validates
asInt.Java Converts an numeric to a Java integer
convertComment.VComments Converts a verbose comment to R code
NullVerbose A Verbose class ignoring everything
compile.SmartComments Preprocess a vector of code lines
insert Insert values to a vector at certain positions
getAbsolutePath Gets the absolute pathname string
findSettings.Settings Searches for the settings file in one or several directories
readUTF.Java Reads a Java (UTF-8) formatted string from a connection
setStepLength.ProgressBar Sets default step length
isFile Checks if the file specification is a file
nbrOfOptions.Options Gets the number of options set
isVector.Assert Static method asserting thatan object is a vector
reset.ProgressBar Reset progress bar
newline.Verbose Writes one or several empty lines
parse.GString Parses a GString
resetWarnings Resets recorded warnings
printf.Verbose Formats and prints object if above threshold
relibrary Reloads a package
readByte.Java Reads a Java formatted byte (8 bits) from a connection
setThreshold.Verbose Sets verbose threshold
update.ProgressBar Updates progress bar
readShort.Java Reads a Java formatted short (16 bits) from a connection
onSessionExit Registers a function to be called when the R session finishes
System Static class to query information about the system
Options The Options class
capture.Verbose Captures output of a function
detachPackage Detaches a packages by name
as.list.Options Gets a list representation of the options
enter.Verbose Writes a message and indents the following output
getBuiltinPid.GString Gets the process id of the current R session
as.character.Options Returns a character string version of this object
ProgressBar Provides text based counting progress bar
getRelativePath Gets the relative pathname relative to a directory
getBuiltinOs.GString Gets the operating system of the running machine
attachLocally.list Assigns an objects elements locally
mkdirs Creates a directory including any necessary but nonexistent parent directories
getLoadedPathname.Settings Gets the pathname of the settings file loaded
getOption.Options Gets an option
getThreshold.Verbose Gets current verbose threshold
validate.VComments Validates the compiled lines
getRaw.GString Gets the unprocessed GString
openBrowser.System Opens an HTML document using the OS default HTML browser
toUrl Converts a pathname into a URL
header.Verbose Writes a header
getUsername.System Retrieves the name of the user running R
isOn.Verbose Checks if the output is on
setDefaultLevel.Verbose Sets the current default verbose level
pushState.Verbose Pushes the current indentation state of the Verbose object
names.Options Gets the full pathname of all (non-list) options
sourceTo Parses and evaluates code from a file or a connection
setProgress.ProgressBar Sets current progress
writeShort.Java Writes a short (16 bits) to a connection in Java format
isMatrix.Assert Static method asserting thatan object is a matrix
setValue.ProgressBar Sets current value
getWritablePathname.Arguments Gets a writable pathname
isAbsolutePath Checks if this pathname is absolute
validate.SmartComments Validates the compiled lines
warnings.Verbose Outputs any warnings recorded
isDone.ProgressBar Checks if progress bar is completed
parseDebian.System Parses a string, file or connection for Debian formatted parameters
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Last month downloads


Date 2005-07-21
License LGPL version 2.1 or newer (the releases)
URL http://www.braju.com/R/
DevelURL http://www.maths.lth.se/help/R/
LazyLoad TRUE
Packaged Fri Jul 22 09:36:54 2005; hb

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