R.utils v2.0.2

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Various Programming Utilities

Utility functions useful when programming and developing R packages.

Functions in R.utils

Name Description
Settings$findSettings Searches for the settings file in one or several directories
downloadFile.character Downloads a file
moveInSearchPath Moves a environment in the search path to another position
equals.Options Checks if this object is equal to another Options object
countLines Counts the number of lines in a text file
increase.ProgressBar Increases (steps) progress bar
GString$getBuiltinDate Gets the current date
isSingle Identifies all entries that exists exactly ones
System$openBrowser Opens an HTML document using the OS default HTML browser
use Attaches or loads packages
update.ProgressBar Updates progress bar
enter.Verbose Writes a message and indents the following output
cat.Verbose Concatenates and prints objects if above threshold
System Static class to query information about the system
saveAnywhere.Settings Saves settings to file
sourceDirectory Sources files recursively to either local or global environment
GString Character string with advanced substitutions
as.list.MultiVerbose Gets a list of Verbose objects
as.character.ProgressBar Gets a string description of the progress bar
Arguments Static class to validate and process arguments
Java$asLong Converts a numeric to a Java long
as.character.GString Gets the processed character string
intToBin Converts an integer to a binary/octal/hexadecimal number
detachPackage Detaches packages by name
Arguments$getIntegers Coerces to a integer vector and validates
copyFile Copies a file atomically
captureOutput Evaluate an R expression and captures the output
Non-documented objects Non-documented objects
evaluate.GString Parses and evaluates a GString
R.utils-package Package R.utils
colClasses Creates a vector of column classes used for tabular reading
getRelativePath Gets the relative pathname relative to a directory
as.double.Verbose Gets a numeric value of this object
createLink Creates a link to a file or a directory
equals.Verbose Checks if this object is equal to another
GString$getBuiltinTime Gets the current time
getOption.Options Gets an option
ProgressBar Provides text based counting progress bar
Java$asInt Converts an numeric to a Java integer
copyDirectory Copies a directory
displayCode Displays the contents of a text file with line numbers and more
TimeoutException TimeoutException represents timeout errors
Arguments$getIndices Coerces to a integer vector and validates
GString$getBuiltinUsername Gets the username of the user running R
mapToIntervals.numeric Maps values to intervals
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
Settings Class for applicational settings
LComments The LComments class
dataFrame Allocates a data frame with given column classes
as.list.Options Gets a list representation of the options
attachLocally.list Assigns an objects elements locally
as.character.Verbose Returns a character string version of this object
evaluate.Verbose Evaluates a function and prints its results if above threshold
MultiVerbose A Verbose class ignoring everything
Arguments$getFilename Gets and validates a filename
Assert The Assert class
NullVerbose A Verbose class ignoring everything
exit.Verbose Writes a message and unindents the following output
capitalize Capitalizes/decapitalizes each character string in a vector
TextStatusBar A status bar at the R prompt that can be updated
isReplicated Identifies all entries with replicated values
createFileAtomically Creates a file atomically
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
as.character.binmode Converts a binary/octal/hexadecimal number into a string
finalizeSession Function to call for finalizing the R session
egsub Global substitute of expression using regular expressions
Options The Options class
Java$asShort Converts a numeric to a Java short
cmdArgsCall Calls an R function passing command-line arguments
convertComment.SmartComments Converts a single smart comment to R code
SmartComments Abstract class SmartComments
isOpen.character Checks if there is an open connection to a file
Assert$check Static method asserting that a generic condition is true
setOption Sets a option in R
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
Arguments$getVerbose Coerces to Verbose object
compressFile Compressing and decompressing files
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
isPackageInstalled Checks if a package is installed or not
callHooks Call hook functions by hook name
Arguments$getRegularExpression Gets a valid regular expression pattern
convertComment.VComments Converts a verbose comment to R code
getAbsolutePath Gets the absolute pathname string
cmdArgs Simple access to parsed command-line arguments
fileAccess Checks the permission of a file or a directory
newline.Verbose Writes one or several empty lines
isDirectory Checks if the file specification is a directory
popBackupFile Drops a backup suffix from the backup pathname
Assert$inherits Static method asserting that an object inherits from of a certain class
FileProgressBar A progress bar that sets the size of a file accordingly
gcat Parses, evaluates and outputs a GString
on.Verbose Turn on the output
GString$getBuiltinPid Gets the process id of the current R session
findFiles Finds one or several files in multiple directories
GString$getBuiltinOs Gets the operating system of the running machine
parse.GString Parses a GString
hasOption.Options Checks if an option exists
Arguments$getCharacters Coerces to a character vector and validates
commandArgs Extract command-line arguments
pushState.Verbose Pushes the current indentation state of the Verbose object
PERCENT< -PERCENT Assignment operator for delayed assignments
isAbsolutePath Checks if this pathname is absolute
loadToEnv Method to load objects to a new environment
loadAnywhere.Settings Loads settings from file
cleanup.FileProgressBar Removes the progress file for a file progress bar
Assert$isVector Static method asserting thatan object is a vector
GString$getBuiltinHostname Gets the hostname of the system running R
str.Verbose Prints the structure of an object if above threshold
isDone.ProgressBar Checks if progress bar is completed
nbrOfOptions.Options Gets the number of options set
arrayIndex Converts vector indices to array indices
onSessionExit Registers a function to be called when the R session finishes
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
Verbose Class to writing verbose messages to a connection or file
VComments The VComments class
System$findGhostscript Searches for a Ghostview executable on the current system
swapXY.density Swaps x and y coordinates of a density object
as.character.Options Returns a character string version of this object
isFile Checks if the file specification is a file
getParent Gets the string of the parent specified by this pathname
loadObject Method to load object from a file or a connection
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
popMessage.TextStatusBar Adds a message above the status bar
getLoadedPathname.Settings Gets the pathname of the settings file loaded
touchFile Updates the timestamp of a file
print.Verbose Prints objects if above threshold
isOn.NullVerbose Checks if the output is on
isModified.Settings Checks if settings has been modified compared to whats on file
callHooks.function Call hook functions
Java$readInt Reads a Java formatted int (32 bits) from a connection
readBinFragments Reads binary data from disjoint sections of a connection or a file
getMessage.TimeoutException Gets the message of the exception
getLabel.TextStatusBar Gets the current value of a label
Java$readShort Reads a Java formatted short (16 bits) from a connection
Java$readByte Reads a Java formatted byte (8 bits) from a connection
Arguments$getLogicals Coerces to a logical vector and validates
less.Verbose Creates a cloned instance with a higher threshold
popTemporaryFile Drops a temporary suffix from the temporary pathname
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
getLeaves.Options Gets all (non-list) options in a flat list
Arguments$getNumerics Coerces to a numeric vector and validates
getBarString.ProgressBar Gets the progress bar string to be displayed
Arguments$getReadablePathnames Gets a readable pathname
saveObject Saves an object to a file or a connection
compile.SmartComments Preprocess a vector of code lines
env Creates a new environment, evaluates an expression therein, and returns the environment
newline.TextStatusBar Writes a newline
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
readTable Reads a file in table format
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
sourceTo Parses and evaluates code from a file or a connection
doCall Executes a function call with option to ignore unused arguments
hasUrlProtocol Checks if one or several pathnames has a URL protocol
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
Arguments$getVector Validates a vector
printf C-style formatted output
timestamp.Verbose Writes a timestamp
shell.exec2 Open a file or URL using Windows File Associations
GString$getBuiltinRversion Gets the current R version
System$parseDebian Parses a string, file or connection for Debian formatted parameters
getThreshold.Verbose Gets current verbose threshold
installPackages Install R packages by name or URL
off.Verbose Turn off the output
renameFile Renames a file (or a directory) atomically/safely
draw.density Draws a density curve
setTimestampFormat.Verbose Sets the default timestamp format
reset.ProgressBar Reset progress bar
warnings.Verbose Outputs any warnings recorded
printf.Verbose Formats and prints object if above threshold
update.TextStatusBar Updates the status bar (visually)
GString$getVariableValue Gets a variable value given a name and attributes
reset.VComments Resets a VComments compiler
subplots Creates a grid of subplots
ruler.Verbose Writes a ruler
hpaste Concatenating vectors into human-readable strings
insert Insert values to a vector at certain positions
isEof.connection Checks if the current file position for a connection is at the 'End of File'
setLabels.TextStatusBar Sets new values of given labels
setStepLength.ProgressBar Sets default step length
getRaw.GString Gets the unprocessed GString
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
withSink Evaluate an R expression while temporarily diverting output
useRepos Sets package repositories
parse.SmartComments Parses one single smart comment
getTimestampFormat.Verbose Gets the default timestamp format
setOption.Options Sets an option
mkdirs Creates a directory including any necessary but nonexistent parent directories
lastModified Gets the time when the file was last modified
mpager A "pager" function that outputs to standard error
summary.Verbose Generates a summary of an object if above threshold
readTableIndex Reads a single column from file in table format
GString$getBuiltinRhome Gets the path where R is installed
print.GString Prints the processed GString
withSeed Evaluate an R expression with a temporarily set random set
mergeIntervals.numeric Merges intervals
header.Verbose Writes a header
readRdHelp Reads one or more Rd help files in a certain format
resetWarnings Resets recorded warnings
isPackageLoaded Checks if a package is loaded or not
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
Java$writeShort Writes a short (16 bits) to a connection in Java format
reset.SmartComments Resets a SmartComments compiler
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
withRepos Evaluate an R expression with repositories set temporarily
pushTemporaryFile Appends a temporary suffix to the pathname
more.Verbose Creates a cloned instance with a lower threshold
setTicks.ProgressBar Sets values for which ticks should be visible
setDefaultLevel.Verbose Sets the current default verbose level
toCamelCase Converts a string of words into a merged camel-cased word
listDirectory Gets the file names in the directory
Java$writeInt Writes a integer (32 bits) to a connection in Java format
System$getUsername Retrieves the name of the user running R
timestampOn.Verbose Turns automatic timestamping on and off
Arguments$getDoubles Coerces to a double vector and validates
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
System$getHostname Retrieves the computer name of the current host
pushBackupFile Appends a backup suffix to the pathname
setMaxValue.ProgressBar Sets maximum value
setLabel.TextStatusBar Sets the value of a label
Arguments$getReadablePathname Gets a readable pathname
Assert$isMatrix Static method asserting thatan object is a matrix
systemR Launches another R process from within R
tempvar Gets a unique non-existing temporary variable name
withLocale Evaluate an R expression with locale set temporarily
promptAndSave.Settings Prompt user to save modified settings
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
Arguments$getWritablePathname Gets a writable pathname
resample Sample values from a set of elements
isUrl Checks if one or several pathnames is URLs
isOn.Verbose Checks if the output is on
removeDirectory Removes a directory
patchCode Patches installed and loaded packages and more
str.Options Prints the structure of the options
Java$writeByte Writes a byte (8 bits) to a connection in Java format
reassignInPackage Re-assigns a new value to an existing object in a loaded package
names.Options Gets the full pathname of all (non-list) options
capture.Verbose Captures output of a function
setThreshold.Verbose Sets verbose threshold
toUrl Converts a pathname into a URL
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
writeBinFragments Writes binary data to disjoint sections of a connection or a file
setValue.ProgressBar Sets current value
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
Java Static class for Java related methods
stext Writes text in the margin along the sides of a plot
Sys.readlink2 Read File Symbolic Links (also on Windows)
as.logical.Verbose Gets a logical value of this object
writeDataFrame.data.frame Writes a data.frame to tabular text file
eget Gets a variable by name
Java$asByte Converts a numeric to a Java byte
System$currentTimeMillis Get the current time in milliseconds
flush.TextStatusBar Flushes the output
writeRaw.Verbose Writes objects if above threshold
writeRaw.MultiVerbose Writes to each of the Verbose objects
withCapture Evaluates an expression and captures the code and/or the output
GString$getBuiltinDatetime Gets the current date and time
System$findGraphicsDevice Searches for a working PNG device
withTimeout Evaluate an R expression and interrupts it if it takes too long
Arguments$getEnvironment Gets an existing environment
Assert$isScalar Static method asserting thatan object is a single value
mout Miscellaneous functions for outputting via message()
seqToHumanReadable Gets a short human readable string representation of an vector of indices
isZero Checks if a value is (close to) zero or not
seqToIntervals Gets all contigous intervals of a vector of indices
validate.SmartComments Validates the compiled lines
update.FileProgressBar Updates file progress bar
splitByPattern Splits a single character string by pattern
isVisible.Verbose Checks if a certain verbose level will be shown or not
setProgress.ProgressBar Sets current progress
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
whichVector.logical Identifies TRUE elements in a logical vector
validate.VComments Validates the compiled lines
withOptions Evaluate an R expression with options set temporarily
writeRaw.NullVerbose All output methods
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Date 2015-04-27
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
NeedsCompilation no
Packaged 2015-04-27 17:39:36 UTC; hb
Repository CRAN
Date/Publication 2015-04-28 00:37:16

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