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R.utils (version 1.5.3)
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
1.5.3
License
LGPL (>= 2.1)
Maintainer
Henrik Bengtsson
Last Published
September 30th, 2010
Functions in R.utils (1.5.3)
Search functions
as.character.GString
Gets the processed character string
Arguments
Static class to validate and process arguments
Sys.setenv
Sys.setenv
cat.Verbose
Concatenates and prints objects if above threshold
Settings
Class for applicational settings
as.character.Options
Returns a character string version of this object
devGetLabel
Gets the label of a device
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
Non-documented objects
Non-documented objects
eps
EPS graphics device
Java
Static class for Java related methods
countLines
Counts the number of lines in a text file
fileAccess
Checks the permission of a file or a directory
as.character.ProgressBar
Gets a string description of the progress bar
devNew
Opens a new device
createLink
Creates a link to a file or a directory
System
Static class to query information about the system
getVector.Arguments
Validates a vector
TextStatusBar
A status bar at the R prompt that can be updated
hasOption.Options
Checks if an option exists
MultiVerbose
A Verbose class ignoring everything
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
getReadablePathname.Arguments
Gets a readable pathname
convertComment.SmartComments
Converts a single smart comment to R code
Assert
The Assert class
equals.Options
Checks if this object is equal to another Options object
callHooks
Call hook functions by hook name
openBrowser.System
Opens an HTML document using the OS default HTML browser
parse.GString
Parses a GString
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
asShort.Java
Converts a numeric to a Java short
getBuiltinDate.GString
Gets the current date
getEnvironment.Arguments
Gets an existing environment
as.logical.Verbose
Gets a logical value of this object
isScalar.Assert
Static method asserting thatan object is a single value
devDone
Closes an on-screen (interactive) device
exit.Verbose
Writes a message and unindents the following output
getIndices.Arguments
Coerces to a integer vector and validates
asInt.Java
Converts an numeric to a Java integer
inherits.Assert
Static method asserting that an object inherits from of a certain class
findGhostscript.System
Searches for the ghostview binary on the current system
callHooks.function
Call hook functions
getUsername.System
Retrieves the name of the user running R
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
increase.ProgressBar
Increases (steps) progress bar
currentTimeMillis.System
Get the current time in milliseconds
bunzip2
Bunzip a file
copyDirectory
Copies a directory
check.Assert
Static method asserting that a generic condition is true
GString
Character string with advanced substitutions
copyFile
Copies a file safely
reset.VComments
Resets a VComments compiler
commandArgs
Extract Command Line Arguments
convertComment.VComments
Converts a verbose comment to R code
equals.Verbose
Checks if this object is equal to another
as.double.Verbose
Gets a numeric value of this object
getVerbose.Arguments
Coerces to Verbose object
isModified.Settings
Checks if settings has been modified compared to whats on file
as.list.Options
Gets a list representation of the options
lapply.MultiVerbose
Applies a function to each of the Verbose objects
NullVerbose
A Verbose class ignoring everything
getBuiltinHostname.GString
Gets the hostname of the system running R
devSetLabel
Sets the label of a device
png2
A PNG device for Bitmap Files via GhostScript
arrayIndex
Converts vector indices to array indices
doCall
Executes a function call with option to ignore unused arguments
downloadFile.character
Downloads a file
gzip
Gzip/Gunzip a file
validate.SmartComments
Validates the compiled lines
readRdHelp
Reads one or more Rd help files in a certain format
evaluate.Verbose
Evaluates a function and prints its results if above threshold
detachPackage
Detaches a packages by name
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
sourceTo
Parses and evaluates code from a file or a connection
loadObject
Method to load object from a file or a connection
readTable
Reads a file in table format
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
isVisible.Verbose
Checks if a certain verbose level will be shown or not
getBuiltinTime.GString
Gets the current time
capitalize
Capitalizes/decapitalizes each character string in a vector
subplots
Creates a grid of subplots
isPackageInstalled
Checks if a package is installed or not
dataFrame
Allocates a data frame with given column classes
asLong.Java
Converts a numeric to a Java long
getAbsolutePath
Gets the absolute pathname string
getThreshold.Verbose
Gets current verbose threshold
SmartComments
Abstract class SmartComments
devSet
Activates a device
colClasses
Creates a vector of column classes used for tabular reading
VComments
The VComments class
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
enter.Verbose
Writes a message and indents the following output
getBuiltinRversion.GString
Gets the current R version
R.utils-package
Package R.utils
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
more.Verbose
Creates a cloned instance with a lower threshold
capture.Verbose
Captures output of a function
Options
The Options class
getBuiltinUsername.GString
Gets the username of the user running R
attachLocally.list
Assigns an objects elements locally
devIsOpen
Checks if a device is open or not
finalizeSession
Function to call for finalizing the R session
parseDebian.System
Parses a string, file or connection for Debian formatted parameters
intToBin
Converts an integer to a binary/octal/hexadecimal number
getBuiltinRhome.GString
Gets the path where R is installed
seqToIntervals
Gets all contigous intervals of a vector of indices
insert
Insert values to a vector at certain positions
readBinFragments
Reads binary data from disjoint sections of a connection or a file
getRegularExpression.Arguments
Gets a valid regular expression pattern
getHostname.System
Retrieves the computer name of the current host
getNumerics.Arguments
Coerces to a numeric vector and validates
flush.TextStatusBar
Flushes the output
toCamelCase
Converts a string of words into a merged camel-cased word
header.Verbose
Writes a header
print.Verbose
Prints objects if above threshold
newline.TextStatusBar
Writes a newline
readByte.Java
Reads a Java formatted byte (8 bits) from a connection
mkdirs
Creates a directory including any necessary but nonexistent parent directories
loadToEnv
Method to load objects to a new environment
getInstanceOf.Arguments
Gets an instance of the object that is of a particular class
newline.Verbose
Writes one or several empty lines
setLabel.TextStatusBar
Sets the value of a label
sourceDirectory
Sources files recursively to either local or global environment
timestampOn.Verbose
Turns automatic timestamping on and off
saveObject
Saves an object to a file or a connection
getRaw.GString
Gets the unprocessed GString
remove.FileProgressBar
Removes the progress file for a file progress bar
reset.SmartComments
Resets a SmartComments compiler
moveInSearchPath
Moves a environment in the search path to another position
print.GString
Prints the processed GString
update.TextStatusBar
Updates the status bar (visually)
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
resetWarnings
Resets recorded warnings
Verbose
Class to writing verbose messages to a connection or file
splitByPattern
Splits a single character string by pattern
jpeg2
A JPEG device for Bitmap Files via GhostScript
update.ProgressBar
Updates progress bar
setTicks.ProgressBar
Sets values for which ticks should be visible
stext
Writes text in the margin along the sides of a plot
validate.VComments
Validates the compiled lines
writeRaw.NullVerbose
All output methods
getLogicals.Arguments
Coerces to a logical vector and validates
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
readInt.Java
Reads a Java formatted int (32 bits) from a connection
setStepLength.ProgressBar
Sets default step length
setDefaultLevel.Verbose
Sets the current default verbose level
popMessage.TextStatusBar
Adds a message above the status bar
update.FileProgressBar
Updates file progress bar
off.Verbose
Turn off the output
loadAnywhere.Settings
Loads settings from file
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
isVector.Assert
Static method asserting thatan object is a vector
printf
C-style formatted output
relibrary
Reloads a package
getCharacters.Arguments
Coerces to a character vector and validates
readUTF.Java
Reads a Java (UTF-8) formatted string from a connection
setLabels.TextStatusBar
Sets new values of given labels
isAbsolutePath
Checks if this pathname is absolute
names.Options
Gets the full pathname of all (non-list) options
getVariableValue.GString
Gets a variable value given a name and attributes
isOn.NullVerbose
Checks if the output is on
saveAnywhere.Settings
Saves settings to file
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
isDirectory
Checks if the file specification is a directory
parse.SmartComments
Parses one single smart comment
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
isFile
Checks if the file specification is a file
isOn.Verbose
Checks if the output is on
on.Verbose
Turn on the output
ruler.Verbose
Writes a ruler
less.Verbose
Creates a cloned instance with a higher threshold
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
onSessionExit
Registers a function to be called when the R session finishes
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
listDirectory
Gets the file names in the directory
writeRaw.MultiVerbose
Writes to each of the Verbose objects
readShort.Java
Reads a Java formatted short (16 bits) from a connection
getRelativePath
Gets the relative pathname relative to a directory
setMaxValue.ProgressBar
Sets maximum value
setProgress.ProgressBar
Sets current progress
getBarString.ProgressBar
Gets the progress bar string to be displayed
compile.SmartComments
Preprocess a vector of code lines
str.Options
Prints the structure of the options
nbrOfOptions.Options
Gets the number of options set
patchCode
Patches installed and loaded packages and more
whichVector.logical
Identifies TRUE elements in a logical vector
isZero
Checks if a value is (close to) zero or not
setOption.Options
Sets an option
mapToIntervals.numeric
Maps values to intervals
warnings.Verbose
Outputs any warnings recorded
setValue.ProgressBar
Sets current value
pushState.Verbose
Pushes the current indentation state of the Verbose object
isPackageLoaded
Checks if a package is loaded or not
promptAndSave.Settings
Prompt user to save modified settings
writeInt.Java
Writes a integer (32 bits) to a connection in Java format
mergeIntervals.numeric
Merges intervals
printf.Verbose
Formats and prints object if above threshold
setThreshold.Verbose
Sets verbose threshold
reset.ProgressBar
Reset progress bar
isOpen.character
Checks if there is an open connection to a file
readTableIndex
Reads a single column from file in table format
timestamp.Verbose
Writes a timestamp
getLabel.TextStatusBar
Gets the current value of a label
writeByte.Java
Writes a byte (8 bits) to a connection in Java format
ProgressBar
Provides text based counting progress bar
setTimestampFormat.Verbose
Sets the default timestamp format
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
touchFile
Updates the timestamp of a file
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
isUrl
Checks if one or several pathnames is URLs
toUrl
Converts a pathname into a URL
as.character.Verbose
Returns a character string version of this object
getIntegers.Arguments
Coerces to a integer vector and validates
getOption.Options
Gets an option
getDoubles.Arguments
Coerces to a double vector and validates
getTimestampFormat.Verbose
Gets the default timestamp format
isMatrix.Assert
Static method asserting thatan object is a matrix
summary.Verbose
Generates a summary of an object if above threshold
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
FileProgressBar
A progress bar that sets the size of a file accordingly
asByte.Java
Converts a numeric to a Java byte
getBuiltinDatetime.GString
Gets the current date and time
displayCode
Displays the contents of a text file with line numbers and more
isDone.ProgressBar
Checks if progress bar is completed
removeDirectory
Removes a directory
findGraphicsDevice.System
Searches for a working PNG device
findSettings.Settings
Searches for the settings file in one or several directories
lastModified
Gets the time when the file was last modified
LComments
The LComments class
devList
Lists the indices of the open devices named by their labels
devOff
Closes a device
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
getBuiltinOs.GString
Gets the operating system of the running machine
getBuiltinPid.GString
Gets the process id of the current R session
getParent
Gets the string of the parent specified by this pathname
getLeaves.Options
Gets all (non-list) options in a flat list
getWritablePathname.Arguments
Gets a writable pathname
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
getReadablePathnames.Arguments
Gets a readable pathname
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
str.Verbose
Prints the structure of an object if above threshold
writeRaw.Verbose
Writes objects if above threshold
writeUTF.Java
Writes a string to a connection in Java format (UTF-8)
writeShort.Java
Writes a short (16 bits) to a connection in Java format