File modules/editor/codemirror/mode/d/index.html

Last commit: Sun Dec 17 01:14:09 2017 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.


     1 <!doctype html>
     2 
     3 <title>CodeMirror: D mode</title>
     4 <meta charset="utf-8"/>
     5 <link rel=stylesheet href="../../doc/docs.css">
     6 
     7 <link rel="stylesheet" href="../../lib/codemirror.css">
     8 <script src="../../lib/codemirror.js"></script>
     9 <script src="../../addon/edit/matchbrackets.js"></script>
    10 <script src="d.js"></script>
    11 <style>.CodeMirror {border: 2px inset #dee;}</style>
    12 <div id=nav>
    13   <a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a>
    14 
    15   <ul>
    16     <li><a href="../../index.html">Home</a>
    17     <li><a href="../../doc/manual.html">Manual</a>
    18     <li><a href="https://github.com/codemirror/codemirror">Code</a>
    19   </ul>
    20   <ul>
    21     <li><a href="../index.html">Language modes</a>
    22     <li><a class=active href="#">D</a>
    23   </ul>
    24 </div>
    25 
    26 <article>
    27 <h2>D mode</h2>
    28 <form><textarea id="code" name="code">
    29 /* D demo code // copied from phobos/sd/metastrings.d */
    30 // Written in the D programming language.
    31 
    32 /**
    33 Templates with which to do compile-time manipulation of strings.
    34 
    35 Macros:
    36  WIKI = Phobos/StdMetastrings
    37 
    38 Copyright: Copyright Digital Mars 2007 - 2009.
    39 License:   <a href="http://www.boost.org/LICENSE_1_0.txt">Boost License 1.0</a>.
    40 Authors:   $(WEB digitalmars.com, Walter Bright),
    41            Don Clugston
    42 Source:    $(PHOBOSSRC std/_metastrings.d)
    43 */
    44 /*
    45          Copyright Digital Mars 2007 - 2009.
    46 Distributed under the Boost Software License, Version 1.0.
    47    (See accompanying file LICENSE_1_0.txt or copy at
    48          http://www.boost.org/LICENSE_1_0.txt)
    49  */
    50 module std.metastrings;
    51 
    52 /**
    53 Formats constants into a string at compile time.  Analogous to $(XREF
    54 string,format).
    55 
    56 Parameters:
    57 
    58 A = tuple of constants, which can be strings, characters, or integral
    59     values.
    60 
    61 Formats:
    62  *    The formats supported are %s for strings, and %%
    63  *    for the % character.
    64 Example:
    65 ---
    66 import std.metastrings;
    67 import std.stdio;
    68 
    69 void main()
    70 {
    71   string s = Format!("Arg %s = %s", "foo", 27);
    72   writefln(s); // "Arg foo = 27"
    73 }
    74  * ---
    75  */
    76 
    77 template Format(A...)
    78 {
    79     static if (A.length == 0)
    80         enum Format = "";
    81     else static if (is(typeof(A[0]) : const(char)[]))
    82         enum Format = FormatString!(A[0], A[1..$]);
    83     else
    84         enum Format = toStringNow!(A[0]) ~ Format!(A[1..$]);
    85 }
    86 
    87 template FormatString(const(char)[] F, A...)
    88 {
    89     static if (F.length == 0)
    90         enum FormatString = Format!(A);
    91     else static if (F.length == 1)
    92         enum FormatString = F[0] ~ Format!(A);
    93     else static if (F[0..2] == "%s")
    94         enum FormatString
    95             = toStringNow!(A[0]) ~ FormatString!(F[2..$],A[1..$]);
    96     else static if (F[0..2] == "%%")
    97         enum FormatString = "%" ~ FormatString!(F[2..$],A);
    98     else
    99     {
   100         static assert(F[0] != '%', "unrecognized format %" ~ F[1]);
   101         enum FormatString = F[0] ~ FormatString!(F[1..$],A);
   102     }
   103 }
   104 
   105 unittest
   106 {
   107     auto s = Format!("hel%slo", "world", -138, 'c', true);
   108     assert(s == "helworldlo-138ctrue", "[" ~ s ~ "]");
   109 }
   110 
   111 /**
   112  * Convert constant argument to a string.
   113  */
   114 
   115 template toStringNow(ulong v)
   116 {
   117     static if (v < 10)
   118         enum toStringNow = "" ~ cast(char)(v + '0');
   119     else
   120         enum toStringNow = toStringNow!(v / 10) ~ toStringNow!(v % 10);
   121 }
   122 
   123 unittest
   124 {
   125     static assert(toStringNow!(1uL << 62) == "4611686018427387904");
   126 }
   127 
   128 /// ditto
   129 template toStringNow(long v)
   130 {
   131     static if (v < 0)
   132         enum toStringNow = "-" ~ toStringNow!(cast(ulong) -v);
   133     else
   134         enum toStringNow = toStringNow!(cast(ulong) v);
   135 }
   136 
   137 unittest
   138 {
   139     static assert(toStringNow!(0x100000000) == "4294967296");
   140     static assert(toStringNow!(-138L) == "-138");
   141 }
   142 
   143 /// ditto
   144 template toStringNow(uint U)
   145 {
   146     enum toStringNow = toStringNow!(cast(ulong)U);
   147 }
   148 
   149 /// ditto
   150 template toStringNow(int I)
   151 {
   152     enum toStringNow = toStringNow!(cast(long)I);
   153 }
   154 
   155 /// ditto
   156 template toStringNow(bool B)
   157 {
   158     enum toStringNow = B ? "true" : "false";
   159 }
   160 
   161 /// ditto
   162 template toStringNow(string S)
   163 {
   164     enum toStringNow = S;
   165 }
   166 
   167 /// ditto
   168 template toStringNow(char C)
   169 {
   170     enum toStringNow = "" ~ C;
   171 }
   172 
   173 
   174 /********
   175  * Parse unsigned integer literal from the start of string s.
   176  * returns:
   177  *    .value = the integer literal as a string,
   178  *    .rest = the string following the integer literal
   179  * Otherwise:
   180  *    .value = null,
   181  *    .rest = s
   182  */
   183 
   184 template parseUinteger(const(char)[] s)
   185 {
   186     static if (s.length == 0)
   187     {
   188         enum value = "";
   189         enum rest = "";
   190     }
   191     else static if (s[0] >= '0' && s[0] <= '9')
   192     {
   193         enum value = s[0] ~ parseUinteger!(s[1..$]).value;
   194         enum rest = parseUinteger!(s[1..$]).rest;
   195     }
   196     else
   197     {
   198         enum value = "";
   199         enum rest = s;
   200     }
   201 }
   202 
   203 /********
   204 Parse integer literal optionally preceded by $(D '-') from the start
   205 of string $(D s).
   206 
   207 Returns:
   208    .value = the integer literal as a string,
   209    .rest = the string following the integer literal
   210 
   211 Otherwise:
   212    .value = null,
   213    .rest = s
   214 */
   215 
   216 template parseInteger(const(char)[] s)
   217 {
   218     static if (s.length == 0)
   219     {
   220         enum value = "";
   221         enum rest = "";
   222     }
   223     else static if (s[0] >= '0' && s[0] <= '9')
   224     {
   225         enum value = s[0] ~ parseUinteger!(s[1..$]).value;
   226         enum rest = parseUinteger!(s[1..$]).rest;
   227     }
   228     else static if (s.length >= 2 &&
   229             s[0] == '-' && s[1] >= '0' && s[1] <= '9')
   230     {
   231         enum value = s[0..2] ~ parseUinteger!(s[2..$]).value;
   232         enum rest = parseUinteger!(s[2..$]).rest;
   233     }
   234     else
   235     {
   236         enum value = "";
   237         enum rest = s;
   238     }
   239 }
   240 
   241 unittest
   242 {
   243     assert(parseUinteger!("1234abc").value == "1234");
   244     assert(parseUinteger!("1234abc").rest == "abc");
   245     assert(parseInteger!("-1234abc").value == "-1234");
   246     assert(parseInteger!("-1234abc").rest == "abc");
   247 }
   248 
   249 /**
   250 Deprecated aliases held for backward compatibility.
   251 */
   252 deprecated alias toStringNow ToString;
   253 /// Ditto
   254 deprecated alias parseUinteger ParseUinteger;
   255 /// Ditto
   256 deprecated alias parseUinteger ParseInteger;
   257 
   258 </textarea></form>
   259 
   260     <script>
   261       var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
   262         lineNumbers: true,
   263         matchBrackets: true,
   264         indentUnit: 4,
   265         mode: "text/x-d"
   266       });
   267     </script>
   268 
   269     <p>Simple mode that handle D-Syntax (<a href="http://www.dlang.org">DLang Homepage</a>).</p>
   270 
   271     <p><strong>MIME types defined:</strong> <code>text/x-d</code>
   272     .</p>
   273   </article>



Download modules/editor/codemirror/mode/d/index.html


History
Sun, 17 Dec 2017 01:14:09 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.