<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> <head> <title>Penlight Documentation</title> <link rel="stylesheet" href="../ldoc_fixed.css" type="text/css" /> </head> <body> <div id="container"> <div id="product"> <div id="product_logo"></div> <div id="product_name"><big><b></b></big></div> <div id="product_description"></div> </div> <!-- id="product" --> <div id="main"> <!-- Menu --> <div id="navigation"> <br/> <h1>Penlight</h1> <ul> <li><a href="../index.html">Index</a></li> </ul> <h2>Contents</h2> <ul> <li><a href="#Functions">Functions</a></li> </ul> <h2>Libraries</h2> <ul class="$(kind=='Topics' and '' or 'nowrap'"> <li><a href="../libraries/pl.html">pl</a></li> <li><a href="../libraries/pl.Set.html">pl.Set</a></li> <li><a href="../libraries/pl.app.html">pl.app</a></li> <li><a href="../libraries/pl.array2d.html">pl.array2d</a></li> <li><a href="../libraries/pl.class.html">pl.class</a></li> <li><a href="../libraries/pl.compat.html">pl.compat</a></li> <li><a href="../libraries/pl.comprehension.html">pl.comprehension</a></li> <li><a href="../libraries/pl.config.html">pl.config</a></li> <li><a href="../libraries/pl.data.html">pl.data</a></li> <li><a href="../libraries/pl.dir.html">pl.dir</a></li> <li><a href="../libraries/pl.file.html">pl.file</a></li> <li><a href="../libraries/pl.func.html">pl.func</a></li> <li><a href="../libraries/pl.import_into.html">pl.import_into</a></li> <li><a href="../libraries/pl.input.html">pl.input</a></li> <li><a href="../libraries/pl.lapp.html">pl.lapp</a></li> <li><a href="../libraries/pl.lexer.html">pl.lexer</a></li> <li><a href="../libraries/pl.luabalanced.html">pl.luabalanced</a></li> <li><a href="../libraries/pl.operator.html">pl.operator</a></li> <li><a href="../libraries/pl.path.html">pl.path</a></li> <li><a href="../libraries/pl.permute.html">pl.permute</a></li> <li><strong>pl.pretty</strong></li> <li><a href="../libraries/pl.seq.html">pl.seq</a></li> <li><a href="../libraries/pl.sip.html">pl.sip</a></li> <li><a href="../libraries/pl.strict.html">pl.strict</a></li> <li><a href="../libraries/pl.stringio.html">pl.stringio</a></li> <li><a href="../libraries/pl.stringx.html">pl.stringx</a></li> <li><a href="../libraries/pl.tablex.html">pl.tablex</a></li> <li><a href="../libraries/pl.template.html">pl.template</a></li> <li><a href="../libraries/pl.test.html">pl.test</a></li> <li><a href="../libraries/pl.text.html">pl.text</a></li> <li><a href="../libraries/pl.types.html">pl.types</a></li> <li><a href="../libraries/pl.url.html">pl.url</a></li> <li><a href="../libraries/pl.utils.html">pl.utils</a></li> <li><a href="../libraries/pl.xml.html">pl.xml</a></li> </ul> <h2>Classes</h2> <ul class="$(kind=='Topics' and '' or 'nowrap'"> <li><a href="../classes/pl.Date.html">pl.Date</a></li> <li><a href="../classes/pl.List.html">pl.List</a></li> <li><a href="../classes/pl.Map.html">pl.Map</a></li> <li><a href="../classes/pl.MultiMap.html">pl.MultiMap</a></li> <li><a href="../classes/pl.OrderedMap.html">pl.OrderedMap</a></li> </ul> <h2>Manual</h2> <ul class="$(kind=='Topics' and '' or 'nowrap'"> <li><a href="../manual/01-introduction.md.html">Introduction</a></li> <li><a href="../manual/02-arrays.md.html">Tables and Arrays</a></li> <li><a href="../manual/03-strings.md.html">Strings. Higher-level operations on strings.</a></li> <li><a href="../manual/04-paths.md.html">Paths and Directories</a></li> <li><a href="../manual/05-dates.md.html">Date and Time</a></li> <li><a href="../manual/06-data.md.html">Data</a></li> <li><a href="../manual/07-functional.md.html">Functional Programming</a></li> <li><a href="../manual/08-additional.md.html">Additional Libraries</a></li> <li><a href="../manual/09-discussion.md.html">Technical Choices</a></li> </ul> <h2>Examples</h2> <ul class="$(kind=='Topics' and '' or 'nowrap'"> <li><a href="../examples/seesubst.lua.html">seesubst.lua</a></li> <li><a href="../examples/sipscan.lua.html">sipscan.lua</a></li> <li><a href="../examples/symbols.lua.html">symbols.lua</a></li> <li><a href="../examples/test-cmp.lua.html">test-cmp.lua</a></li> <li><a href="../examples/test-data.lua.html">test-data.lua</a></li> <li><a href="../examples/test-listcallbacks.lua.html">test-listcallbacks.lua</a></li> <li><a href="../examples/test-pretty.lua.html">test-pretty.lua</a></li> <li><a href="../examples/test-symbols.lua.html">test-symbols.lua</a></li> <li><a href="../examples/testapp.lua.html">testapp.lua</a></li> <li><a href="../examples/testclone.lua.html">testclone.lua</a></li> <li><a href="../examples/testconfig.lua.html">testconfig.lua</a></li> <li><a href="../examples/testglobal.lua.html">testglobal.lua</a></li> <li><a href="../examples/testinputfields.lua.html">testinputfields.lua</a></li> <li><a href="../examples/testinputfields2.lua.html">testinputfields2.lua</a></li> <li><a href="../examples/testxml.lua.html">testxml.lua</a></li> <li><a href="../examples/which.lua.html">which.lua</a></li> </ul> </div> <div id="content"> <h1>Module <code>pl.pretty</code></h1> <p>Pretty-printing Lua tables.</p> <p> Also provides a sandboxed Lua table reader and a function to present large numbers in human-friendly format.</p> <p> Dependencies: <a href="../libraries/pl.utils.html#">pl.utils</a>, <a href="../libraries/pl.lexer.html#">pl.lexer</a></p> <h2><a href="#Functions">Functions</a></h2> <table class="function_list"> <tr> <td class="name" nowrap><a href="#read">read (s)</a></td> <td class="summary">read a string representation of a Lua table.</td> </tr> <tr> <td class="name" nowrap><a href="#load">load (s, env, paranoid)</a></td> <td class="summary">read a Lua chunk.</td> </tr> <tr> <td class="name" nowrap><a href="#write">write (tbl, space, not_clever)</a></td> <td class="summary">Create a string representation of a Lua table.</td> </tr> <tr> <td class="name" nowrap><a href="#dump">dump (t, ...)</a></td> <td class="summary">Dump a Lua table out to a file or stdout.</td> </tr> <tr> <td class="name" nowrap><a href="#number">number (num, kind, prec)</a></td> <td class="summary">format large numbers nicely for human consumption.</td> </tr> </table> <br/> <br/> <h2><a name="Functions"></a>Functions</h2> <dl class="function"> <dt> <a name = "read"></a> <strong>read (s)</strong> </dt> <dd> read a string representation of a Lua table. Uses load(), but tries to be cautious about loading arbitrary code! It is expecting a string of the form '{...}', with perhaps some whitespace before or after the curly braces. A comment may occur beforehand. An empty environment is used, and any occurance of the keyword 'function' will be considered a problem. in the given environment - the return value may be <code>nil</code>. <h3>Parameters:</h3> <ul> <li><span class="parameter">s</span> <span class="types"><a class="type" href="http://www.lua.org/manual/5.2/manual.html#6.4">string</a></span> string of the form '{...}', with perhaps some whitespace before or after the curly braces. </li> </ul> <h3>Returns:</h3> <ol> a table </ol> </dd> <dt> <a name = "load"></a> <strong>load (s, env, paranoid)</strong> </dt> <dd> read a Lua chunk. <h3>Parameters:</h3> <ul> <li><span class="parameter">s</span> <span class="types"><a class="type" href="http://www.lua.org/manual/5.2/manual.html#6.4">string</a></span> Lua code </li> <li><span class="parameter">env</span> optional environment </li> <li><span class="parameter">paranoid</span> <span class="types"><span class="type">bool</span></span> prevent any looping constructs and disable string methods </li> </ul> <h3>Returns:</h3> <ol> the environment </ol> </dd> <dt> <a name = "write"></a> <strong>write (tbl, space, not_clever)</strong> </dt> <dd> Create a string representation of a Lua table. This function never fails, but may complain by returning an extra value. Normally puts out one item per line, using the provided indent; set the second parameter to '' if you want output on one line. <h3>Parameters:</h3> <ul> <li><span class="parameter">tbl</span> <span class="types"><span class="type">tab</span></span> Table to serialize to a string. </li> <li><span class="parameter">space</span> <span class="types"><a class="type" href="http://www.lua.org/manual/5.2/manual.html#6.4">string</a></span> <p> (optional) The indent to use.</p> <pre><code>Defaults to two spaces; make it the empty string for no indentation </code></pre> </li> <li><span class="parameter">not_clever</span> <span class="types"><span class="type">bool</span></span> <p> (optional) Use for plain output, e.g {['key']=1}.</p> <pre><code>Defaults to false. </code></pre> </li> </ul> <h3>Returns:</h3> <ol> <li> a string</li> <li> a possible error message</li> </ol> </dd> <dt> <a name = "dump"></a> <strong>dump (t, ...)</strong> </dt> <dd> Dump a Lua table out to a file or stdout. <h3>Parameters:</h3> <ul> <li><span class="parameter">t</span> {table} The table to write to a file or stdout. </li> <li><span class="parameter">...</span> <p> {string} (optional) File name to write too. Defaults to writing</p> <pre><code>to stdout. </code></pre> </li> </ul> </dd> <dt> <a name = "number"></a> <strong>number (num, kind, prec)</strong> </dt> <dd> format large numbers nicely for human consumption. <h3>Parameters:</h3> <ul> <li><span class="parameter">num</span> a number </li> <li><span class="parameter">kind</span> one of 'M' (memory in KiB etc), 'N' (postfixes are 'K','M' and 'B') and 'T' (use commas as thousands separator) </li> <li><span class="parameter">prec</span> number of digits to use for 'M' and 'N' (default 1) </li> </ul> </dd> </dl> </div> <!-- id="content" --> </div> <!-- id="main" --> <div id="about"> <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.3</a></i> <i style="float:right;">Last updated 2015-03-21 18:49:03 </i> </div> <!-- id="about" --> </div> <!-- id="container" --> </body> </html>