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R.utils (version 2.1.0)
Various Programming Utilities
Description
Utility functions useful when programming and developing R packages.
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Install
install.packages('R.utils')
Monthly Downloads
224,871
Version
2.1.0
License
LGPL (>= 2.1)
Issues
30
Pull Requests
2
Stars
60
Forks
14
Repository
https://github.com/HenrikBengtsson/R.utils
Maintainer
Henrik Bengtsson
Last Published
May 28th, 2015
Functions in R.utils (2.1.0)
Search functions
R.utils-package
Package R.utils
Sys.readlink2
Read File Symbolic Links (also on Windows)
Non-documented objects
Non-documented objects
as.character.Options
Returns a character string version of this object
FileProgressBar
A progress bar that sets the size of a file accordingly
enter.Verbose
Writes a message and indents the following output
ProgressBar
Provides text based counting progress bar
TimeoutException
TimeoutException represents timeout errors
Java$asLong
Converts a numeric to a Java long
SmartComments
Abstract class SmartComments
Arguments$getNumerics
Coerces to a numeric vector and validates
Arguments$getIndices
Coerces to a integer vector and validates
getRaw.GString
Gets the unprocessed GString
getRelativePath
Gets the relative pathname relative to a directory
Java$readShort
Reads a Java formatted short (16 bits) from a connection
as.double.Verbose
Gets a numeric value of this object
cmdArgsCall
Calls an R function passing command-line arguments
compile.SmartComments
Preprocess a vector of code lines
compressPDF
Compresses a PDF (into a new PDF)
GString$getBuiltinRversion
Gets the current R version
dimNA< -
Sets the dimension of an object with the option to infer one dimension autmatically
Verbose
Class to writing verbose messages to a connection or file
Java$asByte
Converts a numeric to a Java byte
PERCENT< -PERCENT
Assignment operator for delayed assignments ('lazy future')
VComments
The VComments class
Settings$findSettings
Searches for the settings file in one or several directories
egsub
Global substitute of expression using regular expressions
Options
The Options class
callHooks
Call hook functions by hook name
as.character.GString
Gets the processed character string
System$getHostname
Retrieves the computer name of the current host
colClasses
Creates a vector of column classes used for tabular reading
NullVerbose
A Verbose class ignoring everything
Arguments
Static class to validate and process arguments
attachLocally.list
Assigns an objects elements locally
System$currentTimeMillis
Get the current time in milliseconds
evaluate.GString
Parses and evaluates a GString
getAbsolutePath
Gets the absolute pathname string
hasOption.Options
Checks if an option exists
commandArgs
Extract command-line arguments
getLoadedPathname.Settings
Gets the pathname of the settings file loaded
isVisible.Verbose
Checks if a certain verbose level will be shown or not
cat.Verbose
Concatenates and prints objects if above threshold
cmdArgs
Simple access to parsed command-line arguments
timestamp.Verbose
Writes a timestamp
MultiVerbose
A Verbose class ignoring everything
swapXY.density
Swaps x and y coordinates of a density object
callHooks.function
Call hook functions
Java$asInt
Converts an numeric to a Java integer
Arguments$getVector
Validates a vector
update.TextStatusBar
Updates the status bar (visually)
TextStatusBar
A status bar at the R prompt that can be updated
downloadFile.character
Downloads a file
capitalize
Capitalizes/decapitalizes each character string in a vector
extract.array
Extract a subset of an array, matrix or a vector with unknown dimensions
Assert$inherits
Static method asserting that an object inherits from of a certain class
Arguments$getVerbose
Coerces to Verbose object
isDirectory
Checks if the file specification is a directory
Assert$check
Static method asserting that a generic condition is true
GString$getBuiltinDate
Gets the current date
less.Verbose
Creates a cloned instance with a higher threshold
convertComment.SmartComments
Converts a single smart comment to R code
gcat
Parses, evaluates and outputs a GString
countLines
Counts the number of lines in a text file
env
Creates a new environment, evaluates an expression therein, and returns the environment
System
Static class to query information about the system
as.logical.Verbose
Gets a logical value of this object
GString$getBuiltinTime
Gets the current time
LComments
The LComments class
exit.Verbose
Writes a message and unindents the following output
createFileAtomically
Creates a file atomically
Assert$isMatrix
Static method asserting thatan object is a matrix
readTable
Reads a file in table format
Arguments$getFilename
Gets and validates a filename
GString
Character string with advanced substitutions
isFile
Checks if the file specification is a file
System$getUsername
Retrieves the name of the user running R
GString$getBuiltinRhome
Gets the path where R is installed
on.Verbose
Turn on the output
System$parseDebian
Parses a string, file or connection for Debian formatted parameters
print.GString
Prints the processed GString
GString$getVariableValue
Gets a variable value given a name and attributes
getLabel.TextStatusBar
Gets the current value of a label
as.character.ProgressBar
Gets a string description of the progress bar
getOption.Options
Gets an option
printf
C-style formatted output
isVisible.NullVerbose
Checks if a certain verbose level will be shown or not
lastModified
Gets the time when the file was last modified
evaluate.Verbose
Evaluates a function and prints its results if above threshold
detachPackage
Detaches packages by name
Arguments$getDoubles
Coerces to a double vector and validates
moveInSearchPath
Moves a environment in the search path to another position
eget
Gets a variable by name
Arguments$getIntegers
Coerces to a integer vector and validates
Arguments$getWritablePathname
Gets a writable pathname
setLabels.TextStatusBar
Sets new values of given labels
wrap.array
Reshape an array or a matrix by permuting and/or joining dimensions
filePath
Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
isOpen.character
Checks if there is an open connection to a file
GString$getBuiltinHostname
Gets the hostname of the system running R
draw.density
Draws a density curve
equals.Options
Checks if this object is equal to another Options object
update.FileProgressBar
Updates file progress bar
Arguments$getReadablePathnames
Gets a readable pathname
flush.TextStatusBar
Flushes the output
Assert
The Assert class
Arguments$getEnvironment
Gets an existing environment
listDirectory
Gets the file names in the directory
GString$getBuiltinUsername
Gets the username of the user running R
arrayIndex
Converts vector indices to array indices
Arguments$getInstanceOf
Gets an instance of the object that is of a particular class
reset.VComments
Resets a VComments compiler
getLeaves.Options
Gets all (non-list) options in a flat list
isDone.ProgressBar
Checks if progress bar is completed
writeRaw.NullVerbose
All output methods
capture.Verbose
Captures output of a function
withLocale
Evaluate an R expression with locale set temporarily
installPackages
Install R packages by name or URL
ruler.Verbose
Writes a ruler
GString$getBuiltinPid
Gets the process id of the current R session
insert
Insert values to a vector at certain positions
setThreshold.Verbose
Sets verbose threshold
whichVector.logical
Identifies TRUE elements in a logical vector
System$findGhostscript
Searches for a Ghostview executable on the current system
isEof.connection
Checks if the current file position for a connection is at the 'End of File'
Assert$isVector
Static method asserting thatan object is a vector
removeDirectory
Removes a directory
getMessage.TimeoutException
Gets the message of the exception
popTemporaryFile
Drops a temporary suffix from the temporary pathname
isUrl
Checks if one or several pathnames is URLs
readWindowsShellLink
Reads a Microsoft Windows Shortcut (.lnk file)
saveAnywhere.Settings
Saves settings to file
onSessionExit
Registers a function to be called when the R session finishes
captureOutput
Evaluate an R expression and captures the output
createLink
Creates a link to a file or a directory
tempvar
Gets a unique non-existing temporary variable name
findSourceTraceback
Finds all 'srcfile' objects generated by source() in all call frames
dataFrame
Allocates a data frame with given column classes
popMessage.TextStatusBar
Adds a message above the status bar
withTimeout
Evaluate an R expression and interrupts it if it takes too long
loadObject
Method to load object from a file or a connection
Arguments$getReadablePathname
Gets a readable pathname
more.Verbose
Creates a cloned instance with a lower threshold
setOption
Sets a option in R
str.Options
Prints the structure of the options
System$findGraphicsDevice
Searches for a working PNG device
queryRCmdCheck
Gets the on R CMD check if the current R session was launched by it
newline.Verbose
Writes one or several empty lines
copyFile
Copies a file atomically
touchFile
Updates the timestamp of a file
hpaste
Concatenating vectors into human-readable strings
warnings.Verbose
Outputs any warnings recorded
readWindowsShortcut
Reads a Microsoft Windows Shortcut (.lnk file)
patchCode
Patches installed and loaded packages and more
pushTemporaryFile
Appends a temporary suffix to the pathname
mkdirs
Creates a directory including any necessary but nonexistent parent directories
file.info2
Extract File Information (acknowledging symbolic file links also on Windows)
resetWarnings
Resets recorded warnings
readBinFragments
Reads binary data from disjoint sections of a connection or a file
readRdHelp
Reads one or more Rd help files in a certain format
toCamelCase
Converts a string of words into a merged camel-cased word
shell.exec2
Open a file or URL using Windows File Associations
pushState.Verbose
Pushes the current indentation state of the Verbose object
Java$asShort
Converts a numeric to a Java short
getBarString.ProgressBar
Gets the progress bar string to be displayed
newline.TextStatusBar
Writes a newline
print.Verbose
Prints objects if above threshold
summary.Verbose
Generates a summary of an object if above threshold
Settings
Class for applicational settings
renameFile
Renames a file (or a directory) atomically/safely
findFiles
Finds one or several files in multiple directories
useRepos
Sets package repositories
saveObject
Saves an object to a file or a connection
isReplicated
Identifies all entries with replicated values
off.Verbose
Turn off the output
unwrap.array
Unwrap an array, matrix or a vector to an array of more dimensions
resample
Sample values from a set of elements
compressFile
Compressing and decompressing files
addFinalizerToLast
Modifies .Last() to call 'finalizeSession()
Assert$isScalar
Static method asserting thatan object is a single value
splitByPattern
Splits a single character string by pattern
setDefaultLevel.Verbose
Sets the current default verbose level
Arguments$getCharacters
Coerces to a character vector and validates
nbrOfOptions.Options
Gets the number of options set
doCall
Executes a function call with option to ignore unused arguments
as.list.Options
Gets a list representation of the options
use
Attaches or loads packages
withOptions
Evaluate an R expression with options set temporarily
seqToIntervals
Gets all contigous intervals of a vector of indices
toUrl
Converts a pathname into a URL
reset.SmartComments
Resets a SmartComments compiler
setValue.ProgressBar
Sets current value
GString$getBuiltinDatetime
Gets the current date and time
sourceTo
Parses and evaluates code from a file or a connection
promptAndSave.Settings
Prompt user to save modified settings
popBackupFile
Drops a backup suffix from the backup pathname
convertComment.VComments
Converts a verbose comment to R code
Arguments$getRegularExpression
Gets a valid regular expression pattern
validate.VComments
Validates the compiled lines
loadToEnv
Method to load objects to a new environment
displayCode
Displays the contents of a text file with line numbers and more
pushBackupFile
Appends a backup suffix to the pathname
Arguments$getLogicals
Coerces to a logical vector and validates
increase.ProgressBar
Increases (steps) progress bar
withSeed
Evaluate an R expression with a temporarily set random set
as.character.Verbose
Returns a character string version of this object
Java
Static class for Java related methods
createWindowsShortcut
Creates a Microsoft Windows Shortcut (.lnk file)
isSingle
Identifies all entries that exists exactly ones
parse.GString
Parses a GString
setOption.Options
Sets an option
sourceDirectory
Sources files recursively to either local or global environment
seqToHumanReadable
Gets a short human readable string representation of an vector of indices
as.character.binmode
Converts a binary/octal/hexadecimal number into a string
as.list.MultiVerbose
Gets a list of Verbose objects
finalizeSession
Function to call for finalizing the R session
System$openBrowser
Opens an HTML document using the OS default HTML browser
equals.Verbose
Checks if this object is equal to another
writeDataFrame.data.frame
Writes a data.frame to tabular text file
setTicks.ProgressBar
Sets values for which ticks should be visible
cleanup.FileProgressBar
Removes the progress file for a file progress bar
updateLabels.TextStatusBar
Sets the new values of given labels and updates the status bar
copyDirectory
Copies a directory
isPackageLoaded
Checks if a package is loaded or not
hasUrlProtocol
Checks if one or several pathnames has a URL protocol
fileAccess
Checks the permission of a file or a directory
isOn.Verbose
Checks if the output is on
getParent
Gets the string of the parent specified by this pathname
GString$getBuiltinOs
Gets the operating system of the running machine
printf.Verbose
Formats and prints object if above threshold
isZero
Checks if a value is (close to) zero or not
withSink
Evaluate an R expression while temporarily diverting output
str.Verbose
Prints the structure of an object if above threshold
readTableIndex
Reads a single column from file in table format
reset.ProgressBar
Reset progress bar
loadAnywhere.Settings
Loads settings from file
getThreshold.Verbose
Gets current verbose threshold
mapToIntervals.numeric
Maps values to intervals
getTimestampFormat.Verbose
Gets the default timestamp format
isAbsolutePath
Checks if this pathname is absolute
header.Verbose
Writes a header
Java$readUTF
Reads a Java (UTF-8) formatted string from a connection
setStepLength.ProgressBar
Sets default step length
intervalsToSeq.matrix
Generates a vector of indices from a matrix of intervals
inAnyInterval.numeric
Checks if a set of values are inside one or more intervals
isOn.NullVerbose
Checks if the output is on
isPackageInstalled
Checks if a package is installed or not
stext
Writes text in the margin along the sides of a plot
reassignInPackage
Re-assigns a new value to an existing object in a loaded package
mergeIntervals.numeric
Merges intervals
isModified.Settings
Checks if settings has been modified compared to whats on file
names.Options
Gets the full pathname of all (non-list) options
mpager
A "pager" function that outputs to standard error
mout
Miscellaneous functions for outputting via message()
intToBin
Converts an integer to a binary/octal/hexadecimal number
subplots
Creates a grid of subplots
writeBinFragments
Writes binary data to disjoint sections of a connection or a file
Java$writeShort
Writes a short (16 bits) to a connection in Java format
timestampOn.Verbose
Turns automatic timestamping on and off
setLabel.TextStatusBar
Sets the value of a label
onGarbageCollect
Registers a function to be called when the R garbage collector is (detected to be) running
Java$writeUTF
Writes a string to a connection in Java format (UTF-8)
Java$readByte
Reads a Java formatted byte (8 bits) from a connection
parse.SmartComments
Parses one single smart comment
Java$readInt
Reads a Java formatted int (32 bits) from a connection
setTimestampFormat.Verbose
Sets the default timestamp format
writeRaw.MultiVerbose
Writes to each of the Verbose objects
setProgress.ProgressBar
Sets current progress
withRepos
Evaluate an R expression with repositories set temporarily
withCapture
Evaluates an expression and captures the code and/or the output
Java$writeInt
Writes a integer (32 bits) to a connection in Java format
systemR
Launches another R process from within R
writeRaw.Verbose
Writes objects if above threshold
update.ProgressBar
Updates progress bar
validate.SmartComments
Validates the compiled lines
setMaxValue.ProgressBar
Sets maximum value
Java$writeByte
Writes a byte (8 bits) to a connection in Java format