R.utils v1.34.0

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Various programming utilities

This package provides utility methods useful when programming and developing R packages.

Functions in R.utils

Name Description
GString Character string with advanced substitutions
convertComment.SmartComments Converts a single smart comment to R code
as.character.Options Returns a character string version of this object
Non-documented objects Non-documented objects
copyDirectory Copies a directory
callHooks Call hook functions by hook name
as.character.GString Gets the processed character string
as.list.MultiVerbose Gets a list of Verbose objects
Options The Options class
Java$asLong Converts a numeric to a Java long
enter.Verbose Writes a message and indents the following output
Settings Class for applicational settings
Arguments$getDoubles Coerces to a double vector and validates
capture.Verbose Captures output of a function
TimeoutException TimeoutException represents timeout errors
MultiVerbose A Verbose class ignoring everything
Java Static class for Java related methods
System$currentTimeMillis Get the current time in milliseconds
arrayIndex Converts vector indices to array indices
Arguments Static class to validate and process arguments
getAbsolutePath Gets the absolute pathname string
Verbose Class to writing verbose messages to a connection or file
Arguments$getCharacters Coerces to a character vector and validates
gcat Parses, evaluates and outputs a GString
commandArgs Extract command-line arguments
draw.density Draws a density curve
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
Java$asByte Converts a numeric to a Java byte
Java$asShort Converts a numeric to a Java short
env Creates a new environment, evaluates an expression therein, and returns the environment
egsub Global substitute of expression using regular expressions
getTimestampFormat.Verbose Gets the default timestamp format
R.utils-package Package R.utils
listDirectory Gets the file names in the directory
detachPackage Detaches packages by name
captureOutput Evaluate an R expression and captures the output
as.character.binmode Converts a binary/octal/hexadecimal number into a string
getMessage.TimeoutException Gets the message of the exception
colClasses Creates a vector of column classes used for tabular reading
dataFrame Allocates a data frame with given column classes
increase.ProgressBar Increases (steps) progress bar
as.character.Verbose Returns a character string version of this object
GString$getBuiltinTime Gets the current time
as.logical.Verbose Gets a logical value of this object
eget Gets a variable by name
isAbsolutePath Checks if this pathname is absolute
fileAccess Checks the permission of a file or a directory
Assert$isMatrix Static method asserting thatan object is a matrix
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
FileProgressBar A progress bar that sets the size of a file accordingly
evaluate.GString Parses and evaluates a GString
SmartComments Abstract class SmartComments
compile.SmartComments Preprocess a vector of code lines
as.character.ProgressBar Gets a string description of the progress bar
doCall Executes a function call with option to ignore unused arguments
createFileAtomically Creates a file atomically
displayCode Displays the contents of a text file with line numbers and more
exit.Verbose Writes a message and unindents the following output
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
cmdArgsCall Calls an R function passing command-line arguments
Arguments$getFilename Gets and validates a filename
System$findGraphicsDevice Searches for a working PNG device
attachLocally.list Assigns an objects elements locally
pushState.Verbose Pushes the current indentation state of the Verbose object
finalizeSession Function to call for finalizing the R session
as.list.Options Gets a list representation of the options
GString$getBuiltinDatetime Gets the current date and time
hasOption.Options Checks if an option exists
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
GString$getBuiltinRversion Gets the current R version
PERCENT< -PERCENT Assignment operator for delayed assignments
ProgressBar Provides text based counting progress bar
copyFile Copies a file atomically
isModified.Settings Checks if settings has been modified compared to whats on file
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
popMessage.TextStatusBar Adds a message above the status bar
GString$getBuiltinUsername Gets the username of the user running R
Arguments$getEnvironment Gets an existing environment
getOption.Options Gets an option
isZero Checks if a value is (close to) zero or not
isFile Checks if the file specification is a file
GString$getVariableValue Gets a variable value given a name and attributes
loadObject Method to load object from a file or a connection
cmdArgs Simple access to parsed command-line arguments
printf C-style formatted output
mout Miscellaneous functions for outputting via message()
stext Writes text in the margin along the sides of a plot
names.Options Gets the full pathname of all (non-list) options
isSingle Identifies all entries that exists exactly ones
lastModified Gets the time when the file was last modified
intToBin Converts an integer to a binary/octal/hexadecimal number
isOn.Verbose Checks if the output is on
nbrOfOptions.Options Gets the number of options set
print.GString Prints the processed GString
header.Verbose Writes a header
getLabel.TextStatusBar Gets the current value of a label
Arguments$getVerbose Coerces to Verbose object
GString$getBuiltinRhome Gets the path where R is installed
Java$readByte Reads a Java formatted byte (8 bits) from a connection
readTableIndex Reads a single column from file in table format
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
mergeIntervals.numeric Merges intervals
isDirectory Checks if the file specification is a directory
getBarString.ProgressBar Gets the progress bar string to be displayed
withRepos Evaluate an R expression with repositories set temporarily
toUrl Converts a pathname into a URL
withCapture Evaluates an expression and captures the code and/or the output
System$getHostname Retrieves the computer name of the current host
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
withLocale Evaluate an R expression with locale set temporarily
Arguments$getReadablePathname Gets a readable pathname
Assert$inherits Static method asserting that an object inherits from of a certain class
setStepLength.ProgressBar Sets default step length
equals.Options Checks if this object is equal to another Options object
isReplicated Identifies all entries with replicated values
Java$writeInt Writes a integer (32 bits) to a connection in Java format
equals.Verbose Checks if this object is equal to another
isOn.NullVerbose Checks if the output is on
setMaxValue.ProgressBar Sets maximum value
patchCode Patches installed and loaded packages and more
isOpen.character Checks if there is an open connection to a file
Settings$findSettings Searches for the settings file in one or several directories
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
mkdirs Creates a directory including any necessary but nonexistent parent directories
Sys.readlink2 Read File Symbolic Links (also on Windows)
Arguments$getIntegers Coerces to a integer vector and validates
findFiles Finds one or several files in multiple directories
getLeaves.Options Gets all (non-list) options in a flat list
getLoadedPathname.Settings Gets the pathname of the settings file loaded
GString$getBuiltinHostname Gets the hostname of the system running R
update.TextStatusBar Updates the status bar (visually)
GString$getBuiltinOs Gets the operating system of the running machine
saveAnywhere.Settings Saves settings to file
Arguments$getReadablePathnames Gets a readable pathname
timestampOn.Verbose Turns automatic timestamping on and off
getParent Gets the string of the parent specified by this pathname
popBackupFile Drops a backup suffix from the backup pathname
setProgress.ProgressBar Sets current progress
VComments The VComments class
installPackages Install R packages by name or URL
getThreshold.Verbose Gets current verbose threshold
TextStatusBar A status bar at the R prompt that can be updated
Arguments$getRegularExpression Gets a valid regular expression pattern
isUrl Checks if one or several pathnames is URLs
print.Verbose Prints objects if above threshold
isPackageLoaded Checks if a package is loaded or not
gzip Gzip/Gunzip a file
cleanup.FileProgressBar Removes the progress file for a file progress bar
onSessionExit Registers a function to be called when the R session finishes
System$openBrowser Opens an HTML document using the OS default HTML browser
update.ProgressBar Updates progress bar
loadToEnv Method to load objects to a new environment
parse.GString Parses a GString
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
readTable Reads a file in table format
on.Verbose Turn on the output
Arguments$getNumerics Coerces to a numeric vector and validates
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
countLines Counts the number of lines in a text file
cat.Verbose Concatenates and prints objects if above threshold
setLabel.TextStatusBar Sets the value of a label
Assert$isScalar Static method asserting thatan object is a single value
hasUrlProtocol Checks if one or several pathnames has a URL protocol
isPackageInstalled Checks if a package is installed or not
readBinFragments Reads binary data from disjoint sections of a connection or a file
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
setLabels.TextStatusBar Sets new values of given labels
saveObject Saves an object to a file or a connection
promptAndSave.Settings Prompt user to save modified settings
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
reset.SmartComments Resets a SmartComments compiler
moveInSearchPath Moves a environment in the search path to another position
mapToIntervals.numeric Maps values to intervals
timestamp.Verbose Writes a timestamp
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
renameFile Renames a file (or a directory) atomically/safely
setOption Sets a option in R
resample Sample values from a set of elements
Java$writeShort Writes a short (16 bits) to a connection in Java format
validate.VComments Validates the compiled lines
setTicks.ProgressBar Sets values for which ticks should be visible
tempvar Gets a unique non-existing temporary variable name
readRdHelp Reads one or more Rd help files in a certain format
withSeed Evaluate an R expression with a temporarily set random set
toCamelCase Converts a string of words into a merged camel-cased word
systemR Launches another R process from within R
off.Verbose Turn off the output
touchFile Updates the timestamp of a file
writeRaw.Verbose Writes objects if above threshold
insert Insert values to a vector at certain positions
seqToIntervals Gets all contigous intervals of a vector of indices
more.Verbose Creates a cloned instance with a lower threshold
withTimeout Evaluate an R expression and interrupts it if it takes too long
setThreshold.Verbose Sets verbose threshold
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
newline.Verbose Writes one or several empty lines
warnings.Verbose Outputs any warnings recorded
validate.SmartComments Validates the compiled lines
useRepos Sets package repositories
str.Options Prints the structure of the options
setOption.Options Sets an option
callHooks.function Call hook functions
evaluate.Verbose Evaluates a function and prints its results if above threshold
swapXY.density Swaps x and y coordinates of a density object
getRelativePath Gets the relative pathname relative to a directory
splitByPattern Splits a single character string by pattern
summary.Verbose Generates a summary of an object if above threshold
System$getUsername Retrieves the name of the user running R
ruler.Verbose Writes a ruler
writeBinFragments Writes binary data to disjoint sections of a connection or a file
createLink Creates a link to a file or a directory
Arguments$getVector Validates a vector
Java$writeByte Writes a byte (8 bits) to a connection in Java format
withOptions Evaluate an R expression with options set temporarily
writeDataFrame.data.frame Writes a data.frame to tabular text file
isDone.ProgressBar Checks if progress bar is completed
whichVector.logical Identifies TRUE elements in a logical vector
seqToHumanReadable Gets a short human readable string representation of an vector of indices
sourceDirectory Sources files recursively to either local or global environment
writeRaw.MultiVerbose Writes to each of the Verbose objects
loadAnywhere.Settings Loads settings from file
isVisible.Verbose Checks if a certain verbose level will be shown or not
newline.TextStatusBar Writes a newline
resetWarnings Resets recorded warnings
str.Verbose Prints the structure of an object if above threshold
update.FileProgressBar Updates file progress bar
System Static class to query information about the system
capitalize Capitalizes/decapitalizes each character string in a vector
GString$getBuiltinPid Gets the process id of the current R session
GString$getBuiltinDate Gets the current date
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
Assert$isVector Static method asserting thatan object is a vector
LComments The LComments class
pushBackupFile Appends a backup suffix to the pathname
Java$asInt Converts an numeric to a Java integer
downloadFile.character Downloads a file
System$parseDebian Parses a string, file or connection for Debian formatted parameters
Arguments$getWritablePathname Gets a writable pathname
pushTemporaryFile Appends a temporary suffix to the pathname
reset.ProgressBar Reset progress bar
isEof.connection Checks if the current file position for a connection is at the 'End of File'
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
Java$readInt Reads a Java formatted int (32 bits) from a connection
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
reset.VComments Resets a VComments compiler
shell.exec2 Open a file or URL using Windows File Associations
sourceTo Parses and evaluates code from a file or a connection
use Attaches or loads packages
setValue.ProgressBar Sets current value
setDefaultLevel.Verbose Sets the current default verbose level
writeRaw.NullVerbose All output methods
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
removeDirectory Removes a directory
as.double.Verbose Gets a numeric value of this object
Assert The Assert class
System$findGhostscript Searches for a Ghostview executable on the current system
bunzip2 Bunzip a file
Arguments$getLogicals Coerces to a logical vector and validates
getRaw.GString Gets the unprocessed GString
hpaste Concatenating vectors into human-readable strings
less.Verbose Creates a cloned instance with a higher threshold
parse.SmartComments Parses one single smart comment
printf.Verbose Formats and prints object if above threshold
subplots Creates a grid of subplots
reassignInPackage Re-assigns a new value to an existing object in a loaded package
setTimestampFormat.Verbose Sets the default timestamp format
NullVerbose A Verbose class ignoring everything
Assert$check Static method asserting that a generic condition is true
convertComment.VComments Converts a verbose comment to R code
flush.TextStatusBar Flushes the output
Arguments$getIndices Coerces to a integer vector and validates
popTemporaryFile Drops a temporary suffix from the temporary pathname
Java$readShort Reads a Java formatted short (16 bits) from a connection
withSink Evaluate an R expression while temporarily diverting output
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Details

Date 2014-10-07
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
Packaged 2014-10-08 03:44:39 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2014-10-08 22:04:32

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