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annotate trunk/src/dil/doc/Doc.d @ 745:7299159c3a19

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Improved DDocParser.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Sat, 09 Feb 2008 23:23:01 +0100
parents 49fe21aa387c
children 32a8ddd330f8
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c4e3a34e40f1 Added new module dil.doc.Doc.
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1 /++
c4e3a34e40f1 Added new module dil.doc.Doc.
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2 Author: Aziz Köksal
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3 License: GPL3
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4 +/
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5 module dil.doc.Doc;
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6
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41cad5ca4863 Added ParamsSection and MacrosSection.
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7 import dil.doc.Parser;
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8 import dil.ast.Node;
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9 import dil.lexer.Funcs;
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10 import dil.Unicode;
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11 import common;
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12
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13 import tango.text.Ascii : toLower;
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14
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15 class DDocComment
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16 {
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17 Section[] sections; /// The sections of this comment.
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18 Section summary; /// Optional summary section.
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19 Section description; /// Optional description section.
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20
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21 this(Section[] sections, Section summary, Section description)
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22 {
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23 this.sections = sections;
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24 this.summary = summary;
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25 this.description = description;
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26 }
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27
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28 /// Removes the first copyright section and returns it.
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29 Section takeCopyright()
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30 {
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31 foreach (i, section; sections)
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32 if (section.Is("copyright"))
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33 {
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34 sections = sections[0..i] ~ sections[i+1..$];
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35 return section;
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36 }
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37 return null;
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38 }
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39
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40 /// Returns: true if "ditto" is the only text in this comment.
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41 bool isDitto()
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42 {
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43 if (summary && sections.length == 1 &&
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44 toLower(strip(summary.text.dup)) == "ditto")
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45 return true;
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46 return false;
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47 }
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48
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49 // MacrosSection[] getMacros()
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50 // {
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51 // MacrosSection[] macros;
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52 // foreach (section; sections)
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53 // if (section.Is("macros"))
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54 // macros ~= new MacrosSection(section.name, section.text);
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55 // return macros;
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56 // }
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57 }
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58
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59 /// Returns a node's DDocComment.
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60 DDocComment getDDocComment(Node node)
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61 {
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62 DDocParser p;
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63 p.parse(getDDocText(getDocTokens(node)));
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64 if (p.sections.length)
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65 return new DDocComment(p.sections, p.summary, p.description);
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66 return null;
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67 }
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68
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69 /// Strips leading and trailing whitespace characters.
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70 /// Whitespace: ' ', '\t', '\v', '\f' and '\n'
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71 char[] strip(char[] str)
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72 {
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73 if (str.length == 0)
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74 return null;
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75 uint i;
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76 for (; i < str.length; i++)
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77 if (!isspace(str[i]) && str[i] != '\n')
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78 break;
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79 if (str.length == i)
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80 return null;
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81 str = str[i..$];
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82 assert(str.length);
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83 for (i = str.length; i; i--)
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84 if (!isspace(str[i-1]) && str[i-1] != '\n')
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85 break;
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86 return str[0..i];
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87 }
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88
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89 /// Parses a DDoc comment string.
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90 struct DDocParser
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91 {
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92 char* p;
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93 char* textEnd;
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94 Section[] sections; /// Parsed sections.
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95 Section summary; /// Optional summary section.
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96 Section description; /// Optional description section.
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97
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98 /// Parses the DDoc text into sections.
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99 Section[] parse(string text)
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100 {
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101 if (!text.length)
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102 return null;
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103 p = text.ptr;
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104 textEnd = p + text.length;
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105
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106 char* summaryBegin;
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107 string ident, nextIdent;
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108 char* bodyBegin, nextBodyBegin;
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109
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110 skipWhitespace(p);
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111 summaryBegin = p;
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112
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113 if (findNextIdColon(ident, bodyBegin))
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114 { // Check that this is not an explicit section.
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115 if (summaryBegin != ident.ptr)
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116 scanSummaryAndDescription(summaryBegin, ident.ptr);
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117 }
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118 else // There are no explicit sections.
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119 {
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120 scanSummaryAndDescription(summaryBegin, textEnd);
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121 return sections;
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122 }
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123
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124 assert(ident.length);
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125 // Continue parsing.
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126 while (findNextIdColon(nextIdent, nextBodyBegin))
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127 {
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128 sections ~= new Section(ident, textBody(bodyBegin, nextIdent.ptr));
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129 ident = nextIdent;
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130 bodyBegin = nextBodyBegin;
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131 }
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132 // Add last section.
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133 sections ~= new Section(ident, textBody(bodyBegin, textEnd));
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134 return sections;
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135 }
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136
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137 /// Removes trailing whitespace characters from the text body.
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138 char[] textBody(char* begin, char* end)
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139 {
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140 // The body of A is empty, e.g.:
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141 // A:
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142 // B: some text
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143 // ^- begin and end point to B (or to this.textEnd in the 2nd case.)
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144 if (begin is end)
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145 return "";
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146 // Remove trailing whitespace.
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147 while (isspace(*--end) || *end == '\n')
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148 {}
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149 end++;
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150 return makeString(begin, end);
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151 }
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152
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153 void scanSummaryAndDescription(char* p, char* end)
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154 {
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155 assert(p < end);
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156 char* sectionBegin = p;
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157 // Search for the end of the first paragraph.
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158 end--; // Decrement end, so we can look ahead one character.
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159 while (p < end && !(*p == '\n' && p[1] == '\n'))
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160 p++;
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161 end++;
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162 if (p+1 >= end)
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163 p = end;
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164 assert(p == end || (*p == '\n' && p[1] == '\n'));
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165 // The first paragraph is the summary.
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166 summary = new Section("", makeString(sectionBegin, p));
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167 sections ~= summary;
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168 // The rest is the description section.
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169 if (p < end)
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170 {
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171 skipWhitespace(p);
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172 sectionBegin = p;
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173 if (p < end)
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174 {
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175 description = new Section("", makeString(sectionBegin, end));
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176 sections ~= description;
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177 }
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178 }
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179 }
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180
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181 void skipWhitespace(ref char* p)
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182 {
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183 while (p < textEnd && (isspace(*p) || *p == '\n'))
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184 p++;
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185 }
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186
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187 /// Find next "Identifier:".
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188 /// Params:
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189 /// ident = set to the Identifier
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190 /// bodyBegin = set to the beginning of the text body (whitespace skipped.)
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191 /// Returns: true if found
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192 bool findNextIdColon(ref char[] ident, ref char* bodyBegin)
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193 {
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194 while (p < textEnd)
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195 {
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196 skipWhitespace(p);
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197 if (p >= textEnd)
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198 break;
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199 assert(isascii(*p) || isLeadByte(*p));
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200 auto idBegin = p;
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201 if (isidbeg(*p) || isUnicodeAlpha(p, textEnd)) // IdStart
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202 {
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203 do // IdChar*
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204 p++;
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205 while (p < textEnd && (isident(*p) || isUnicodeAlpha(p, textEnd)))
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206 auto idEnd = p;
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207 if (p < textEnd && *p == ':') // :
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208 {
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209 p++;
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210 skipWhitespace(p);
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211 bodyBegin = p;
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212 ident = makeString(idBegin, idEnd);
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213 return true;
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214 }
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215 }
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216 // Skip this line.
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217 while (p < textEnd && *p != '\n')
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218 p++;
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219 }
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220 return false;
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221 }
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222 }
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223
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224 class Section
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225 {
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226 string name;
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227 string text;
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228 this(string name, string text)
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229 {
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230 this.name = name;
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231 this.text = text;
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232 }
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233
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234 bool Is(char[] name2)
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235 {
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236 return toLower(name.dup) == name2;
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237 }
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238 }
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239
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240 class ParamsSection : Section
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241 {
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242 string[] paramNames; /// Parameter names.
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243 string[] paramDescs; /// Parameter descriptions.
41cad5ca4863 Added ParamsSection and MacrosSection.
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244 this(string name, string text)
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245 {
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246 super(name, text);
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247 IdentValueParser parser;
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248 auto idvalues = parser.parse(text);
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249 this.paramNames = new string[idvalues.length];
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250 this.paramDescs = new string[idvalues.length];
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251 foreach (i, idvalue; idvalues)
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252 {
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253 this.paramNames[i] = idvalue.ident;
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254 this.paramDescs[i] = idvalue.value;
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255 }
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256 }
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257 }
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258
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259 class MacrosSection : Section
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260 {
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261 string[] macroNames; /// Macro names.
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262 string[] macroTexts; /// Macro texts.
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263 this(string name, string text)
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264 {
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265 super(name, text);
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266 IdentValueParser parser;
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267 auto idvalues = parser.parse(text);
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268 this.macroNames = new string[idvalues.length];
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269 this.macroTexts = new string[idvalues.length];
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270 foreach (i, idvalue; idvalues)
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271 {
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272 this.macroNames[i] = idvalue.ident;
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273 this.macroTexts[i] = idvalue.value;
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274 }
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275 }
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276 }
08e6174a2e1c Added class DDocComment.
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parents: 714
diff changeset
277
676
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parents:
diff changeset
278 bool isDoxygenComment(Token* token)
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diff changeset
279 { // Doxygen: '/+!' '/*!' '//!'
679
ff6971637f88 Renamed Token member type to kind.
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diff changeset
280 return token.kind == TOK.Comment && token.start[2] == '!';
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
281 }
c4e3a34e40f1 Added new module dil.doc.Doc.
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diff changeset
282
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
283 bool isDDocComment(Token* token)
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
284 { // DDOC: '/++' '/**' '///'
679
ff6971637f88 Renamed Token member type to kind.
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diff changeset
285 return token.kind == TOK.Comment && token.start[1] == token.start[2];
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
286 }
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
287
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
288 /++
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
289 Returns the surrounding documentation comment tokens.
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
290 Note: this function works correctly only if
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
291 the source text is syntactically correct.
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
292 +/
714
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diff changeset
293 Token*[] getDocTokens(Node node, bool function(Token*) isDocComment = &isDDocComment)
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
294 {
c4e3a34e40f1 Added new module dil.doc.Doc.
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diff changeset
295 Token*[] comments;
714
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diff changeset
296 auto isEnumMember = node.kind == NodeKind.EnumMemberDeclaration;
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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297 // Get preceding comments.
c4e3a34e40f1 Added new module dil.doc.Doc.
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298 auto token = node.begin;
c4e3a34e40f1 Added new module dil.doc.Doc.
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diff changeset
299 // Scan backwards until we hit another declaration.
714
140469ecb90e Added code and applied fixes.
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diff changeset
300 Loop:
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
301 while (1)
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
302 {
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
303 token = token.prev;
679
ff6971637f88 Renamed Token member type to kind.
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parents: 676
diff changeset
304 if (token.kind == TOK.LBrace ||
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
305 token.kind == TOK.RBrace ||
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
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diff changeset
306 token.kind == TOK.Semicolon ||
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
307 token.kind == TOK.HEAD ||
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
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diff changeset
308 (isEnumMember && token.kind == TOK.Comma))
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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309 break;
c4e3a34e40f1 Added new module dil.doc.Doc.
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310
679
ff6971637f88 Renamed Token member type to kind.
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parents: 676
diff changeset
311 if (token.kind == TOK.Comment)
714
140469ecb90e Added code and applied fixes.
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parents: 712
diff changeset
312 { // Check that this comment doesn't belong to the previous declaration.
679
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
313 switch (token.prev.kind)
676
c4e3a34e40f1 Added new module dil.doc.Doc.
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parents:
diff changeset
314 {
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
315 case TOK.Semicolon, TOK.RBrace, TOK.Comma:
140469ecb90e Added code and applied fixes.
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parents: 712
diff changeset
316 break Loop;
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
317 default:
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
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diff changeset
318 if (isDocComment(token))
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
319 comments = [token] ~ comments;
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
320 }
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
321 }
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
322 }
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
323 // Get single comment to the right.
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
324 token = node.end.next;
679
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
325 if (token.kind == TOK.Comment && isDocComment(token))
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
326 comments ~= token;
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
327 else if (isEnumMember)
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
328 {
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
329 token = node.end.nextNWS;
679
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
330 if (token.kind == TOK.Comma)
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
331 {
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
332 token = token.next;
679
ff6971637f88 Renamed Token member type to kind.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 676
diff changeset
333 if (token.kind == TOK.Comment && isDocComment(token))
676
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
334 comments ~= token;
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
335 }
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
336 }
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
337 return comments;
c4e3a34e40f1 Added new module dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
338 }
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
339
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
340 bool isLineComment(Token* t)
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
341 {
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
342 assert(t.kind == TOK.Comment);
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
343 return t.start[1] == '/';
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
344 }
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
345
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
346 /// Extracts the text body of the comment tokens.
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
347 string getDDocText(Token*[] tokens)
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
348 {
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
349 if (tokens.length == 0)
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
350 return null;
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
351 string result;
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
352 foreach (token; tokens)
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
353 {
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
354 auto n = isLineComment(token) ? 0 : 2; // 0 for "//", 2 for "+/" and "*/".
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
355 result ~= sanitize(token.srcText[3 .. $-n], token.start[1]);
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
356 assert(token.next);
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
357 if (token.next.kind == TOK.Newline)
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
358 result ~= \n;
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
359 else
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
360 result ~= ' ';
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
361 }
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
362 // Stdout.formatln("→{}←", result);
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
363 return result[0..$-1]; // Remove \n or ' '
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
364 }
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
365
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
366 /// Sanitizes a DDoc comment string.
714
140469ecb90e Added code and applied fixes.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 712
diff changeset
367 /// Leading "commentChar"s are removed from the lines.
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
368 /// The various newline types are converted to '\n'.
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
369 /// Params:
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
370 /// comment = the string to be sanitized.
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
371 /// commentChar = '/', '+', or '*'
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
372 string sanitize(string comment, char commentChar)
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
373 {
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
374 alias comment result;
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
375
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
376 bool newline = true; // True when at the beginning of a new line.
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
377 uint i, j;
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
378 auto len = result.length;
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
379 for (; i < len; i++, j++)
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
380 {
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
381 if (newline)
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
382 { // Ignore commentChars at the beginning of each new line.
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
383 newline = false;
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
384 while (i < len && isspace(result[i]))
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
385 i++;
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
386 while (i < len && result[i] == commentChar)
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
387 i++;
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
388 if (i >= len)
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
389 break;
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
390 }
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
391 // Check for Newline.
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
392 switch (result[i])
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
393 {
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
394 case '\r':
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
395 if (i+1 < len && result[i+1] == '\n')
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
396 i++;
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
397 case '\n':
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
398 result[j] = '\n'; // Copy Newline as '\n'.
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
399 newline = true;
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
400 continue;
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
401 default:
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
402 if (!isascii(result[i]) && i+2 < len && isUnicodeNewline(result.ptr + i))
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
403 {
739
49fe21aa387c Added sanitizeText() to dil.Converter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 737
diff changeset
404 i += 2;
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
405 goto case '\n';
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
406 }
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
407 }
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
408 // Copy character.
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
409 result[j] = result[i];
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
410 }
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
411 result.length = j; // Adjust length.
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
412 // Lastly, strip trailing commentChars.
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
413 if (!result.length)
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
414 return null;
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41cad5ca4863 Added ParamsSection and MacrosSection.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 722
diff changeset
415 i = result.length;
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
416 for (; i && result[i-1] == commentChar; i--)
728
41cad5ca4863 Added ParamsSection and MacrosSection.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 722
diff changeset
417 {}
737
f88b5285b86b Implemented DDocEmitter.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 731
diff changeset
418 result.length = i;
712
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
419 return result;
f8875ef9a66d Added function sanitize() to dil.doc.Doc.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
420 }