Xmisc (version 0.2.1)

Xiaobei's miscellaneous classes and functions

Description

This is Xiaobei's miscellaneous classes and functions useful when developing R packages, particularly for OOP using R Reference Class.

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Version

Install

install.packages('Xmisc')

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Version

0.2.1

License

GPL (>= 2)

Maintainer

Xiaobei Zhao

Last Published

August 12th, 2014

Functions in Xmisc (0.2.1)

ValueParser-class

Parser for values

Xmisc-package

Xiaobei's miscellaneous classes and functions

R5.value.default

get_executable

Get the executable file path of a package

getone,list-method

Get an element by index or name from a list

as.loglevel

Coerces an object to loglevel

is.windows

Is the OS Windows

character_to_logical

Convert a character string to logical.

stampme

Print a message with a time stamp

schunk

Chunk a string into parts

popmany-methods

dfsplit

Split data.frame given one leveled column

rstrip

Strip a string with given chars at the (right) end

R5.value.parse

printme

Print the name and the content of an R object

is.loglevel

General test of an object being interpretable as loglevel

is.uninitializedField

General test of a class being uninitializedField

endswith

Determine if a character string "ends with" specified characters

dfconcat

Concatenate data.frame into a string

logsave

Log a `save`

ArgumentParser-class

Parser for command-line options and arguments

dfchunk

Chunk data.frame into parts

popone,list-method

Remove and return an element from a list

stampmsg

Generate a diagnostic message from its arguments, with timestamp

dfsort

Sort data.frame given levels of one column

Make a directory recursively

Remove and return many elements from a list

logme

Log the name and the content of an R object

func

Funciton with attributes

strsplit.first

Split a string at the first `split'

valid.mode

Return a valid mode given digits

srep

Replicate and concatenate a string

lstrip

Strip a string with given characters at the beginning (left end)

cat0

Cat without space but with a newline at the end

removeone,list-method

Remove an element from an R object

List-class

A class inherited directly from envRefClass

is.package.loaded

Check if a package is loaded

is.dir

Is it a directory

valid.arg.index

Check validity of an index

raw_input

Input from the terminal (in interactive use)

get_extdata

Get the extdata file path of a package

Sys.Epoch

Get system epoch

lprintf

String formatting given an environment

Strip a string with given chars at both ends

popone-methods

vconcat

Concatenate vector into a string

check.packages

Check if a package can be loaded

write.data.table

A wrapper of write.table

is.activeBindingFunction

General test of a class name being activeBindingFunction

atos

Convert an R object to a string

xRefClass-class

Extended Reference Class

startswith

Determine if a character string "starts with" specified characters

UnitTest-class

Unit testing for developing R packages

dir.exists

Does the directory exist

vchunk

Chunk a vector into parts