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R.utils (version 0.9.1)
Various programming utilities
Description
This package provides utility classes and methods useful when programming in R and developing R packages.
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Install
install.packages('R.utils')
Monthly Downloads
224,871
Version
0.9.1
License
LGPL version 2.1 or newer (the releases)
Maintainer
Henrik Bengtsson
Last Published
April 12th, 2007
Functions in R.utils (0.9.1)
Search functions
ProgressBar
Provides text based counting progress bar
getParent
Gets the string of the parent specified by this pathname
callHooks.function
Call hook functions
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
Settings
Class for applicational settings
finalizeSession
Function to call for finalizing the R session
evaluate.Verbose
Evaluates a function and prints its results if above threshold
Java
Static class for Java related methods
header.Verbose
Writes a header
isMatrix.Assert
Static method asserting thatan object is a matrix
getLeaves.Options
Gets all (non-list) options in a flat list
getBarString.ProgressBar
Gets the progress bar string to be displayed
SmartComments
Abstract class SmartComments
getVector.Arguments
Validates a vector
on.Verbose
Turn on the output
Verbose
Class to writing verbose messages to a connection or file
findGhostscript.System
Searches for the ghostview binary on the current system
NullVerbose
A Verbose class ignoring everything
cat.Verbose
Concatenates and prints objects if above threshold
LComments
The LComments class
equals.Options
Checks if this object is equal to another Options object
convertComment.SmartComments
Converts a single smart comment to R code
getBuiltinDate.GString
Gets the current date
check.Assert
Static method asserting that a generic condition is true
currentTimeMillis.System
Get the current time in milliseconds
as.list.Options
Gets a list representation of the options
Non-documented objects
Non-documented objects
enter.Verbose
Writes a message and indents the following output
as.character.Options
Returns a character string version of this object
TextStatusBar
A status bar at the R prompt that can be updated
callHooks
Call hook functions by hook name
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
getOption.Options
Gets an option
getBuiltinTime.GString
Gets the current time
System
Static class to query information about the system
getRegularExpression.Arguments
Gets a valid regular expression pattern
isOpen.character
Checks if there is an open connection in Rto a file
exit.Verbose
Writes a message and unindents the following output
insert
Insert values to a vector at certain positions
getVerbose.Arguments
Coerces to Verbose object
getWritablePathname.Arguments
Gets a writable pathname
doCall
Executes a function call with option to ignore unused arguments
as.logical.Verbose
Gets a logical value of this object
getLabel.TextStatusBar
Gets the current value of a label
as.double.Verbose
Gets a numeric value of this object
getCharacters.Arguments
Coerces to a character vector and validates
getBuiltinPid.GString
Gets the process id of the current R session
getIntegers.Arguments
Coerces to a integer vector and validates
detachPackage
Detaches a packages by name
displayCode
Displays the contents of a text file with line numbers and more
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
as.character.GString
Gets the processed character string
Options
The Options class
readInt.Java
Reads a Java formatted int (32 bits) from a connection
getBuiltinRhome.GString
Gets the path where R is installed
getAbsolutePath
Gets the absolute pathname string
parse.SmartComments
Parses one single smart comment
capture.Verbose
Captures output of a function
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
asByte.Java
Converts a numeric to a Java byte
copyDirectory
Copies a directory
getThreshold.Verbose
Gets current verbose threshold
attachLocally.list
Assigns an objects elements locally
compile.SmartComments
Preprocess a vector of code lines
isFile
Checks if the file specification is a file
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
seqToIntervals
Gets all contigous intervals of a vector of indices
getBuiltinUsername.GString
Gets the username of the user running R
findGraphicsDevice.System
Searches for a working PNG device
splitByPattern
Splits a single character string by pattern
print.Verbose
Prints objects if above threshold
validate.VComments
Validates the compiled lines
jpeg2
A JPEG device for Bitmap Files via GhostScript
arrayIndex
Converts vector indices to array indices
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
GString
Character string with advanced substitutions
openBrowser.System
Opens an HTML document using the OS default HTML browser
timestampOn.Verbose
Turns automatic timestamping on and off
readTable
Reads a file in table format
setOption.Options
Sets an option
less.Verbose
Creates a cloned instance with a higher threshold
reset.SmartComments
Resets a SmartComments compiler
isOn.Verbose
Checks if the output is on
validate.SmartComments
Validates the compiled lines
timestamp.Verbose
Writes a timestamp
getIndices.Arguments
Coerces to a integer vector and validates
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
off.Verbose
Turn off the output
as.character.Verbose
Returns a character string version of this object
loadAnywhere.Settings
Loads settings from file
setMaxValue.ProgressBar
Sets maximum value
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
setTicks.ProgressBar
Sets values for which ticks should be visible
getUsername.System
Retrieves the name of the user running R
sourceTo
Parses and evaluates code from a file or a connection
isOn.NullVerbose
Checks if the output is on
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
getEnvironment.Arguments
Gets an existing environment
saveObject
Saves an object to a file or a connection
update.TextStatusBar
Updates the status bar (visually)
Arguments
Static class to validate and process arguments
more.Verbose
Creates a cloned instance with a lower threshold
promptAndSave.Settings
Prompt user to save modified settings
nbrOfOptions.Options
Gets the number of options set
writeRaw.NullVerbose
All output methods
as.character.ProgressBar
Gets a string description of the progress bar
isVector.Assert
Static method asserting thatan object is a vector
setDefaultLevel.Verbose
Sets the current default verbose level
writeRaw.Verbose
Writes objects if above threshold
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
setLabels.TextStatusBar
Sets new values of given labels
relibrary
Reloads a package
isModified.Settings
Checks if settings has been modified compared to whats on file
saveAnywhere.Settings
Saves settings to file
setTimestampFormat.Verbose
Sets the default timestamp format
pushState.Verbose
Pushes the current indentation state of the Verbose object
setStepLength.ProgressBar
Sets default step length
setThreshold.Verbose
Sets verbose threshold
getTimestampFormat.Verbose
Gets the default timestamp format
listDirectory
Gets the file names in the directory
capitalize
Capitalizes/decapitalizes each character string in a vector
loadToEnv
Method to load objects to a new environment
VComments
The VComments class
readTableIndex
Reads a single column from file in table format
getVariableValue.GString
Gets a variable value given a name and attributes
convertComment.VComments
Converts a verbose comment to R code
increase.ProgressBar
Increases (steps) progress bar
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
isScalar.Assert
Static method asserting thatan object is a single value
toCamelCase
Converts a string of words into a merged camel-cased word
onSessionExit
Registers a function to be called when the R session finishes
getDoubles.Arguments
Coerces to a double vector and validates
getNumerics.Arguments
Coerces to a numeric vector and validates
update.ProgressBar
Updates progress bar
readShort.Java
Reads a Java formatted short (16 bits) from a connection
warnings.Verbose
Outputs any warnings recorded
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
newline.TextStatusBar
Writes a newline
reset.ProgressBar
Reset progress bar
popMessage.TextStatusBar
Adds a message above the status bar
getBuiltinRversion.GString
Gets the current R version
toUrl
Converts a pathname into a URL
lastModified
Gets the time when the file was last modified
setValue.ProgressBar
Sets current value
png2
A PNG device for Bitmap Files via GhostScript
ruler.Verbose
Writes a ruler
names.Options
Gets the full pathname of all (non-list) options
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
FileProgressBar
A progress bar that sets the size of a file accordingly
setProgress.ProgressBar
Sets current progress
R.utils-package
Package R.utils
getLogicals.Arguments
Coerces to a logical vector and validates
hasOption.Options
Checks if an option exists
Sys.setenv
Sys.setenv
update.FileProgressBar
Updates file progress bar
summary.Verbose
Generates a summary of an object if above threshold
asInt.Java
Converts an numeric to a Java integer
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
commandArgs
Extract Command Line Arguments
getBuiltinDatetime.GString
Gets the current date and time
sourceDirectory
Sources files recursively to either local or global environment
getReadablePathname.Arguments
Gets a readable pathname
intToBin
Converts an integer to a binary/octal/hexadecimal number
moveInSearchPath
Moves a environment in the search path to another position
parse.GString
Parses a GString
isUrl
Checks if one or several pathnames is URLs
print.GString
Prints the processed GString
reset.VComments
Resets a VComments compiler
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
asLong.Java
Converts a numeric to a Java long
getBuiltinHostname.GString
Gets the hostname of the system running R
getBuiltinOs.GString
Gets the operating system of the running machine
getReadablePathnames.Arguments
Gets a readable pathname
asShort.Java
Converts a numeric to a Java short
equals.Verbose
Checks if this object is equal to another
getRaw.GString
Gets the unprocessed GString
gunzip
Gunzip a file
getRelativePath
Gets the relative pathname relative to a directory
isAbsolutePath
Checks if this pathname is absolute
mkdirs
Creates a directory including any necessary but nonexistent parent directories
newline.Verbose
Writes one or several empty lines
inherits.Assert
Static method asserting that an object inherits from of a certain class
isDirectory
Checks if the file specification is a directory
loadObject
Method to load object from a file or a connection
isZero
Checks if a value is (close to) zero or not
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
remove.FileProgressBar
Removes the progress file for a file progress bar
str.Options
Prints the structure of the options
Assert
The Assert class
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
findSettings.Settings
Searches for the settings file in one or several directories
eps
EPS graphics device
getHostname.System
Retrieves the computer name of the current host
isDone.ProgressBar
Checks if progress bar is completed
printf.Verbose
Formats and prints object if above threshold
resetWarnings
Resets recorded warnings
writeShort.Java
Writes a short (16 bits) to a connection in Java format
str.Verbose
Prints the structure of an object if above threshold
isVisible.Verbose
Checks if a certain verbose level will be shown or not
setLabel.TextStatusBar
Sets the value of a label
patchCode
Patches installed and loaded packages and more