bucde
/
vhdl_formatter

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<head>    <title>VHDL Beautifier, Formatter Online</title>    <style>        body {            margin: 0 auto;            max-width: 960px;            tab-size: 4;            font-family: Helvetica, arial;        }
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<body>    <h2>VHDL Beautifier, Formatter</h2>    <h4>Beautify and format your VHDL code online</h4>    <p>        Proper formatting makes code easier to read and understand.        <br> Please make a backup before you replace your code!        <br>        <a href="https://github.com/g2384/g2384.github.io/issues" target="_blank">Report bugs if your code is not properly formatted, please provide sample code which causes the failure</a>    </p>    <div id="lastModified"></div>    <textarea id="in" rows="10" wrap="off"></textarea>    <br>    <form id="keyword">Keyword Case:        <label>            <input type="radio" name="keywordcase" value="UpperCase" checked="checked">UPPERCASE</label>        |        <label>            <input type="radio" name="keywordcase" value="LowerCase">lowercase</label>        |        <label>            <input type="radio" name="keywordcase" value="DefaultCase">Default</label>    </form>    <label>        <input type="checkbox" id="no_format" onclick="noFormat()">Only highlight, don't format</label>    <br> New line after    <label>        <input type="checkbox" checked="checked" id="new_line_after_then">THEN</label>,    <label>        <input type="checkbox" checked="checked" id="new_line_after_semicolon">semicolon ";"</label>,    <label>        <input type="checkbox" id="new_line_after_else">ELSE</label>,    <label>        <input type="checkbox" id="new_line_after_port">PORT</label>,    <label>        <input type="checkbox" id="new_line_after_generic">GENERIC</label>    <br>    <label>        <input type="checkbox" id="remove_comments">Remove commments</label>    |    <label>        <input type="checkbox" id="remove_lines">Remove blank lines</label>    |    <label>        <input type="checkbox" id="remove_report">Remove REPORT</label>    <br>    <label>        <input type="checkbox" id="check_alias">Check ALIAS (every long name is replaced with ALIAS)</label>    <br>    <label>        <input type="checkbox" id="sign_align">Align signs in PORT()</label>    <br>    <label>        <input type="checkbox" id="sign_align_all">Align signs in all places</label>    <br>    <label>        <input type="checkbox" id="use_space">Customise Indentation (tab is \t): </label>    <input type="text" id="cust_indent" size="8" onKeyUp="indent_decode()" value="    " /> (    <span id="indent_s">four blankspace</span>)    <br>    <label>        <input type="checkbox" id="compress">! EVIL - compress VHDL (\r\n, comments will be removed)</label>    <br>    <label>        <input type="checkbox" id="mix_letter">! EVIL - unreadable (mix upper/lower-case letters)</label>    <br>    <input type="button" class="btn" onclick="f()" value="start" />    <span class="show">        <input type="button" class="btn " id="selectAll" value="Select All" onclick="selectText(document.getElementById('vhdl'))"        />        <label>            <input type="checkbox" onclick="wordWrap()" id="">Word wrap</label>    </span>    <br>    <pre id="result"><code class="vhdl" id="vhdl"><font style="background-color:#9D9D9D; color:#fff"> output sample </font>
<span class="hljs-keyword">LIBRARY</span> IEEE; <span class="hljs-comment">-- declare the library</span><span class="hljs-keyword">USE</span> IEEE.std_logic_1164.<span class="hljs-keyword">ALL</span>;<span class="hljs-keyword">USE</span> IEEE.std_logic_arith.<span class="hljs-keyword">ALL</span>;<font style="background-color:#9D9D9D; color:#fff"> (All reserved words are in capital) </font><font style="background-color:#9D9D9D; color:#fff"> (All indents are in the right place) </font><span class="hljs-comment">---------------------------------------------------------------</span>
<span class="hljs-keyword">ENTITY</span> example <span class="hljs-keyword">IS</span>	<span class="hljs-keyword">PORT</span> (		rst                   : <span class="hljs-keyword">IN</span> <span class="hljs-typename">std_logic</span>;		clk                   : <span class="hljs-keyword">IN</span> <span class="hljs-typename">std_logic</span>;		example_of_long_words : <span class="hljs-keyword">OUT</span> <span class="hljs-typename">std_logic_vector</span>(<span class="hljs-number">3</span> <span class="hljs-keyword">DOWNTO</span> <span class="hljs-number">0</span>)		<font style="background-color:#9D9D9D; color:#fff"> (<strong>Align signs in PORT()</strong> aligns these colons) </font>	);<span class="hljs-keyword">END</span> example;
<span class="hljs-keyword">ARCHITECTURE</span> EXA <span class="hljs-keyword">OF</span> example <span class="hljs-keyword">IS</span>	<span class="hljs-keyword">ALIAS</span> slv <span class="hljs-keyword">IS</span> <span class="hljs-typename">std_logic_vector</span>;	<span class="hljs-keyword">SUBTYPE</span> bit4 <span class="hljs-keyword">IS</span> slv(<span class="hljs-number">3</span> <span class="hljs-keyword">DOWNTO</span> <span class="hljs-number">0</span>); <font style="background-color:#9D9D9D; color:#fff"> (<strong>Check ALIAS</strong> replaces all "<strong>std_logic_vector</strong>" with "<strong>slv</strong>") </font>	 <span class="hljs-keyword">BEGIN</span>	<del><span class="hljs-keyword">REPORT</span> <span class="hljs-string">"Hello World"</span></del>; <font style="background-color:#9D9D9D; color:#fff"> (Remove REPORT) </font>	 	stages : <span class="hljs-keyword">PROCESS</span> (rst, clk)	<span class="hljs-keyword">BEGIN</span>		 		<span class="hljs-keyword">IF</span> (rst = <span class="hljs-literal">'0'</span>) <span class="hljs-keyword">THEN</span>			<span class="hljs-keyword">CASE</span> bit4 <span class="hljs-keyword">IS</span>				<span class="hljs-keyword">WHEN</span> <span class="hljs-string">"0000"</span> =&gt; bit4 &lt;= <span class="hljs-string">"0001"</span>;				<span class="hljs-keyword">WHEN</span> <span class="hljs-string">"0001"</span> =&gt; bit4 &lt;= <span class="hljs-string">"0100"</span>;				<span class="hljs-keyword">WHEN</span> <span class="hljs-string">"0010"</span> =&gt; bit4 &lt;= <span class="hljs-string">"0010"</span>;				<span class="hljs-keyword">WHEN</span> <span class="hljs-string">"0100"</span> =&gt; bit4 &lt;= <span class="hljs-string">"0000"</span>;				<span class="hljs-keyword">WHEN</span> <span class="hljs-keyword">OTHERS</span> =&gt; 					<del><span class="hljs-keyword">REPORT</span> <span class="hljs-string">"Are there any more cases?"</span></del>; <font style="background-color:#9D9D9D; color:#fff"> (Remove REPORT) </font>			<span class="hljs-keyword">END</span> <span class="hljs-keyword">CASE</span>;		<span class="hljs-keyword">ELSIF</span> (clk<span class="hljs-attribute">'event</span> <span class="hljs-keyword">AND</span> clk = <span class="hljs-literal">'1'</span>) <span class="hljs-keyword">THEN</span>			<span class="hljs-keyword">IF</span> (bit4 = '<span class="hljs-number">0111</span>') <span class="hljs-keyword">THEN</span>				bit4 &lt;= <span class="hljs-string">"0000"</span>;			<span class="hljs-keyword">ELSE</span>				bit4 &lt;= <span class="hljs-string">"1111"</span>;			<span class="hljs-keyword">END</span> <span class="hljs-keyword">IF</span>;			<del><span class="hljs-comment">-- Sample comments 1;</span> </del> 			<del> <span class="hljs-comment">-- Sample comments 2;</span></del>  <font style="background-color:#9D9D9D; color:#fff"> (Remove comments) </font>		<span class="hljs-keyword">END</span> <span class="hljs-keyword">IF</span>;		 	<span class="hljs-keyword">END</span> <span class="hljs-keyword">PROCESS</span>;<span class="hljs-keyword">END</span> EXA;</code></pre><script> var exports = {}; </script>    <script src="VHDLFormatter.js"></script>    <script src="VHDLFormatterUnitTests.js"></script>    <script>        let lastModifiedDate = fetchHeader(location.href, 'Last-Modified');        if (lastModifiedDate != "") {            document.getElementById("lastModified").innerHTML = "<p>Last modified: " + lastModifiedDate + "</p>";        }
        function f() {            var input = document.getElementById("in").value;            var no_format = document.getElementById("no_format").checked;            if (no_format) {                document.getElementById("vhdl").innerHTML = input;                document.querySelector(".show").style.display = "inline-block";                hljs.highlightBlock(document.getElementById("vhdl"));                return;            }            var remove_comments = document.getElementById("remove_comments").checked;            var remove_lines = document.getElementById("remove_lines").checked;            var remove_report = document.getElementById("remove_report").checked;            var check_alias = document.getElementById("check_alias").checked;            var sign_align = document.getElementById("sign_align").checked;            var sign_align_all = document.getElementById("sign_align_all").checked;            var new_line_after_port = document.getElementById("new_line_after_port").checked;            var new_line_after_then = document.getElementById("new_line_after_then").checked;            var new_line_after_semicolon = document.getElementById("new_line_after_semicolon").checked;            var new_line_after_generic = document.getElementById("new_line_after_generic").checked;            var use_space = document.getElementById("use_space").checked;            var compress = document.getElementById("compress").checked;            var cust_indent = document.getElementById("cust_indent").value;            var keywordcase = document.getElementById("keyword").elements.namedItem("keywordcase").value;            var mix_letter = document.getElementById("mix_letter").checked;            if (compress) {                remove_comments = true;            }
            indentation = "\t";            if (use_space) {                cust_indent = cust_indent.replace(/\\t/, "	");                indentation = cust_indent;            }
            var newLineSettingsDict = {};            newLineSettingsDict["generic"] = new_line_after_generic;            newLineSettingsDict["port"] = new_line_after_port;            newLineSettingsDict[";"] = new_line_after_semicolon;            newLineSettingsDict["then"] = new_line_after_then;            newLineSettingsDict["else"] = new_line_after_else;            newLineSettings = ConstructNewLineSettings(newLineSettingsDict);
            beautifierSettings = BeautifierSettings(remove_comments, remove_report, check_alias, sign_align, sign_align_all,                keywordcase, indentation, newLineSettings);
            input = beautify(input, beautifierSettings);
            if (remove_lines) {                input = input.replace(/(\r\n)*[ \t]*\r\n/g, '\r\n');            }
            if (compress) {                input = Compress(input);            }
            if (mix_letter) {                input = MixLetters(input);            }
            document.getElementById("vhdl").innerHTML = input;            document.querySelector(".show").style.display = "inline-block";            hljs.highlightBlock(document.getElementById("vhdl"));        }    </script></body>
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