R.utils v2.0.1

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Various Programming Utilities

Utility functions useful when programming and developing R packages.

Functions in R.utils

Name Description
NullVerbose A Verbose class ignoring everything
MultiVerbose A Verbose class ignoring everything
doCall Executes a function call with option to ignore unused arguments
egsub Global substitute of expression using regular expressions
findFiles Finds one or several files in multiple directories
Verbose Class to writing verbose messages to a connection or file
Sys.readlink2 Read File Symbolic Links (also on Windows)
Java$asByte Converts a numeric to a Java byte
System$currentTimeMillis Get the current time in milliseconds
countLines Counts the number of lines in a text file
as.character.Verbose Returns a character string version of this object
Arguments$getWritablePathname Gets a writable pathname
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
Options The Options class
GString$getBuiltinRversion Gets the current R version
System$getHostname Retrieves the computer name of the current host
getLoadedPathname.Settings Gets the pathname of the settings file loaded
GString Character string with advanced substitutions
cleanup.FileProgressBar Removes the progress file for a file progress bar
equals.Options Checks if this object is equal to another Options object
colClasses Creates a vector of column classes used for tabular reading
intToBin Converts an integer to a binary/octal/hexadecimal number
Settings$findSettings Searches for the settings file in one or several directories
isDirectory Checks if the file specification is a directory
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
Assert$check Static method asserting that a generic condition is true
commandArgs Extract command-line arguments
convertComment.SmartComments Converts a single smart comment to R code
fileAccess Checks the permission of a file or a directory
capitalize Capitalizes/decapitalizes each character string in a vector
as.character.Options Returns a character string version of this object
as.double.Verbose Gets a numeric value of this object
GString$getBuiltinPid Gets the process id of the current R session
LComments The LComments class
mpager A "pager" function that outputs to standard error
getAbsolutePath Gets the absolute pathname string
eget Gets a variable by name
as.character.GString Gets the processed character string
captureOutput Evaluate an R expression and captures the output
TimeoutException TimeoutException represents timeout errors
R.utils-package Package R.utils
Arguments$getNumerics Coerces to a numeric vector and validates
Arguments Static class to validate and process arguments
cmdArgs Simple access to parsed command-line arguments
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
draw.density Draws a density curve
gcat Parses, evaluates and outputs a GString
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
GString$getBuiltinRhome Gets the path where R is installed
as.character.binmode Converts a binary/octal/hexadecimal number into a string
Assert The Assert class
TextStatusBar A status bar at the R prompt that can be updated
displayCode Displays the contents of a text file with line numbers and more
enter.Verbose Writes a message and indents the following output
evaluate.GString Parses and evaluates a GString
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
GString$getVariableValue Gets a variable value given a name and attributes
Arguments$getIndices Coerces to a integer vector and validates
System Static class to query information about the system
compressFile Compressing and decompressing files
GString$getBuiltinDatetime Gets the current date and time
Java$asLong Converts a numeric to a Java long
isFile Checks if the file specification is a file
downloadFile.character Downloads a file
cat.Verbose Concatenates and prints objects if above threshold
evaluate.Verbose Evaluates a function and prints its results if above threshold
isUrl Checks if one or several pathnames is URLs
createLink Creates a link to a file or a directory
GString$getBuiltinDate Gets the current date
listDirectory Gets the file names in the directory
Arguments$getVerbose Coerces to Verbose object
isOn.Verbose Checks if the output is on
Arguments$getRegularExpression Gets a valid regular expression pattern
setOption.Options Sets an option
Settings Class for applicational settings
names.Options Gets the full pathname of all (non-list) options
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
Arguments$getLogicals Coerces to a logical vector and validates
Arguments$getVector Validates a vector
PERCENT< -PERCENT Assignment operator for delayed assignments
ProgressBar Provides text based counting progress bar
Arguments$getEnvironment Gets an existing environment
setStepLength.ProgressBar Sets default step length
promptAndSave.Settings Prompt user to save modified settings
isSingle Identifies all entries that exists exactly ones
isOpen.character Checks if there is an open connection to a file
getTimestampFormat.Verbose Gets the default timestamp format
mkdirs Creates a directory including any necessary but nonexistent parent directories
dataFrame Allocates a data frame with given column classes
hasOption.Options Checks if an option exists
getMessage.TimeoutException Gets the message of the exception
finalizeSession Function to call for finalizing the R session
Arguments$getReadablePathname Gets a readable pathname
Java$asInt Converts an numeric to a Java integer
lastModified Gets the time when the file was last modified
flush.TextStatusBar Flushes the output
setValue.ProgressBar Sets current value
isDone.ProgressBar Checks if progress bar is completed
GString$getBuiltinHostname Gets the hostname of the system running R
reset.SmartComments Resets a SmartComments compiler
createFileAtomically Creates a file atomically
isAbsolutePath Checks if this pathname is absolute
getBarString.ProgressBar Gets the progress bar string to be displayed
hasUrlProtocol Checks if one or several pathnames has a URL protocol
getRaw.GString Gets the unprocessed GString
setTicks.ProgressBar Sets values for which ticks should be visible
Java$readInt Reads a Java formatted int (32 bits) from a connection
onSessionExit Registers a function to be called when the R session finishes
GString$getBuiltinOs Gets the operating system of the running machine
on.Verbose Turn on the output
Assert$isMatrix Static method asserting thatan object is a matrix
exit.Verbose Writes a message and unindents the following output
installPackages Install R packages by name or URL
sourceTo Parses and evaluates code from a file or a connection
getParent Gets the string of the parent specified by this pathname
System$openBrowser Opens an HTML document using the OS default HTML browser
Java$readShort Reads a Java formatted short (16 bits) from a connection
header.Verbose Writes a header
useRepos Sets package repositories
Arguments$getIntegers Coerces to a integer vector and validates
GString$getBuiltinUsername Gets the username of the user running R
isPackageInstalled Checks if a package is installed or not
Arguments$getCharacters Coerces to a character vector and validates
as.character.ProgressBar Gets a string description of the progress bar
readTableIndex Reads a single column from file in table format
str.Verbose Prints the structure of an object if above threshold
cmdArgsCall Calls an R function passing command-line arguments
summary.Verbose Generates a summary of an object if above threshold
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
mapToIntervals.numeric Maps values to intervals
loadAnywhere.Settings Loads settings from file
touchFile Updates the timestamp of a file
update.FileProgressBar Updates file progress bar
as.logical.Verbose Gets a logical value of this object
tempvar Gets a unique non-existing temporary variable name
isOn.NullVerbose Checks if the output is on
less.Verbose Creates a cloned instance with a higher threshold
popMessage.TextStatusBar Adds a message above the status bar
shell.exec2 Open a file or URL using Windows File Associations
popTemporaryFile Drops a temporary suffix from the temporary pathname
withSink Evaluate an R expression while temporarily diverting output
writeRaw.Verbose Writes objects if above threshold
isZero Checks if a value is (close to) zero or not
newline.Verbose Writes one or several empty lines
removeDirectory Removes a directory
withOptions Evaluate an R expression with options set temporarily
systemR Launches another R process from within R
writeDataFrame.data.frame Writes a data.frame to tabular text file
update.ProgressBar Updates progress bar
GString$getBuiltinTime Gets the current time
copyFile Copies a file atomically
moveInSearchPath Moves a environment in the search path to another position
print.GString Prints the processed GString
Java$asShort Converts a numeric to a Java short
timestampOn.Verbose Turns automatic timestamping on and off
getLeaves.Options Gets all (non-list) options in a flat list
withSeed Evaluate an R expression with a temporarily set random set
mergeIntervals.numeric Merges intervals
resample Sample values from a set of elements
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
FileProgressBar A progress bar that sets the size of a file accordingly
env Creates a new environment, evaluates an expression therein, and returns the environment
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
Arguments$getDoubles Coerces to a double vector and validates
validate.SmartComments Validates the compiled lines
printf.Verbose Formats and prints object if above threshold
Non-documented objects Non-documented objects
loadObject Method to load object from a file or a connection
pushState.Verbose Pushes the current indentation state of the Verbose object
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
equals.Verbose Checks if this object is equal to another
print.Verbose Prints objects if above threshold
SmartComments Abstract class SmartComments
writeRaw.MultiVerbose Writes to each of the Verbose objects
pushTemporaryFile Appends a temporary suffix to the pathname
reset.VComments Resets a VComments compiler
setThreshold.Verbose Sets verbose threshold
Java$readByte Reads a Java formatted byte (8 bits) from a connection
update.TextStatusBar Updates the status bar (visually)
withCapture Evaluates an expression and captures the code and/or the output
loadToEnv Method to load objects to a new environment
readBinFragments Reads binary data from disjoint sections of a connection or a file
toCamelCase Converts a string of words into a merged camel-cased word
setTimestampFormat.Verbose Sets the default timestamp format
newline.TextStatusBar Writes a newline
mout Miscellaneous functions for outputting via message()
parse.GString Parses a GString
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
nbrOfOptions.Options Gets the number of options set
setMaxValue.ProgressBar Sets maximum value
Assert$isScalar Static method asserting thatan object is a single value
hpaste Concatenating vectors into human-readable strings
more.Verbose Creates a cloned instance with a lower threshold
setDefaultLevel.Verbose Sets the current default verbose level
withRepos Evaluate an R expression with repositories set temporarily
swapXY.density Swaps x and y coordinates of a density object
renameFile Renames a file (or a directory) atomically/safely
withTimeout Evaluate an R expression and interrupts it if it takes too long
isEof.connection Checks if the current file position for a connection is at the 'End of File'
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
Java Static class for Java related methods
sourceDirectory Sources files recursively to either local or global environment
Java$writeInt Writes a integer (32 bits) to a connection in Java format
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
callHooks.function Call hook functions
VComments The VComments class
seqToHumanReadable Gets a short human readable string representation of an vector of indices
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
pushBackupFile Appends a backup suffix to the pathname
use Attaches or loads packages
reassignInPackage Re-assigns a new value to an existing object in a loaded package
capture.Verbose Captures output of a function
patchCode Patches installed and loaded packages and more
whichVector.logical Identifies TRUE elements in a logical vector
toUrl Converts a pathname into a URL
increase.ProgressBar Increases (steps) progress bar
warnings.Verbose Outputs any warnings recorded
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
compile.SmartComments Preprocess a vector of code lines
off.Verbose Turn off the output
Assert$isVector Static method asserting thatan object is a vector
isPackageLoaded Checks if a package is loaded or not
writeRaw.NullVerbose All output methods
popBackupFile Drops a backup suffix from the backup pathname
subplots Creates a grid of subplots
copyDirectory Copies a directory
isModified.Settings Checks if settings has been modified compared to whats on file
writeBinFragments Writes binary data to disjoint sections of a connection or a file
detachPackage Detaches packages by name
withLocale Evaluate an R expression with locale set temporarily
readRdHelp Reads one or more Rd help files in a certain format
System$parseDebian Parses a string, file or connection for Debian formatted parameters
isReplicated Identifies all entries with replicated values
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
setOption Sets a option in R
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
stext Writes text in the margin along the sides of a plot
System$findGhostscript Searches for a Ghostview executable on the current system
saveAnywhere.Settings Saves settings to file
str.Options Prints the structure of the options
getOption.Options Gets an option
validate.VComments Validates the compiled lines
getRelativePath Gets the relative pathname relative to a directory
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
Arguments$getReadablePathnames Gets a readable pathname
resetWarnings Resets recorded warnings
printf C-style formatted output
isVisible.Verbose Checks if a certain verbose level will be shown or not
splitByPattern Splits a single character string by pattern
setProgress.ProgressBar Sets current progress
getThreshold.Verbose Gets current verbose threshold
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
seqToIntervals Gets all contigous intervals of a vector of indices
timestamp.Verbose Writes a timestamp
as.list.MultiVerbose Gets a list of Verbose objects
arrayIndex Converts vector indices to array indices
callHooks Call hook functions by hook name
as.list.Options Gets a list representation of the options
insert Insert values to a vector at certain positions
attachLocally.list Assigns an objects elements locally
convertComment.VComments Converts a verbose comment to R code
System$findGraphicsDevice Searches for a working PNG device
ruler.Verbose Writes a ruler
setLabel.TextStatusBar Sets the value of a label
Arguments$getFilename Gets and validates a filename
getLabel.TextStatusBar Gets the current value of a label
Assert$inherits Static method asserting that an object inherits from of a certain class
System$getUsername Retrieves the name of the user running R
parse.SmartComments Parses one single smart comment
reset.ProgressBar Reset progress bar
saveObject Saves an object to a file or a connection
setLabels.TextStatusBar Sets new values of given labels
readTable Reads a file in table format
Java$writeByte Writes a byte (8 bits) to a connection in Java format
Java$writeShort Writes a short (16 bits) to a connection in Java format
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Date 2015-04-24
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
NeedsCompilation no
Packaged 2015-04-25 16:20:11 UTC; hb
Repository CRAN
Date/Publication 2015-04-26 09:35:58

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