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<div id="projectname">sapphirec
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<div id="projectbrief">The Sapphire compiler</div>
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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
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<div class="title">Token.h</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#include "Location.h"</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include "sapphirepch.h"</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>  </div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">/* All current token types. Will change in the future. */</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">enum</span> TokenType</div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> {</div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  TT_Identifier,</div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  TT_Number,</div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  TT_Float,</div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  TT_Keyword,</div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  TT_String,</div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  TT_Plus,</div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  TT_Minus,</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  TT_Mul,</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  TT_Div,</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  TT_At,</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  TT_Equal,</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  TT_LessThan,</div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  TT_GreaterThan,</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  TT_LParen,</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  TT_RParen,</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  TT_LBracket,</div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  TT_RBracket,</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  TT_EOF,</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  TT_Null,</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  TT_Equals,</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  TT_GTE,</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  TT_LTE,</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  TT_Period,</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  TT_Comma,</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  TT_Path,</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  TT_Exclamation,</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  TT_NEqual,</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  TT_LSQB,</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  TT_RSQB,</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  TT_Type,</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  TT_Import,</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  TT_Syscall0,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  TT_Syscall1,</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  TT_Syscall2,</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  TT_Syscall3,</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  TT_Syscall4,</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  TT_Syscall5,</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  TT_CompilerMacro</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> };</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">extern</span> <span class="keyword">const</span> std::string token_strings[];</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">/* Struct to represent tokens generated by the Lexer. */</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="structToken.html"> 53</a></span> <span class="keyword">struct </span><a class="code" href="structToken.html">Token</a></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> {</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  TokenType tk_type;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">int</span> int_value;</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  std::string string_value;</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordtype">float</span> float_value;</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <a class="code" href="structLocation.html">Location</a> loc;</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type);</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type, <span class="keyword">const</span> <a class="code" href="structLocation.html">Location</a>& location);</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type, <span class="keyword">const</span> <span class="keywordtype">int</span>& val, <span class="keyword">const</span> <a class="code" href="structLocation.html">Location</a>& location);</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type, <span class="keyword">const</span> std::string& val, <span class="keyword">const</span> <a class="code" href="structLocation.html">Location</a>& location);</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type, <span class="keyword">const</span> std::string& val);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="structToken.html">Token</a>(<span class="keyword">const</span> TokenType& type, <span class="keyword">const</span> <span class="keywordtype">float</span>& val, <span class="keyword">const</span> <a class="code" href="structLocation.html">Location</a>& location);</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  </div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  ~<a class="code" href="structToken.html">Token</a>();</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">/* Return a string representation of the Token's contents. */</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  std::string to_string() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">/* Return the contents of the line where the Token was located. */</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  std::string line() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">/* Return a copy of the original token, but adding the contents of the line where</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> the token was located. */</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">static</span> <a class="code" href="structToken.html">Token</a> make_with_line(<span class="keyword">const</span> <a class="code" href="structToken.html">Token</a>& origin, <span class="keyword">const</span> std::string& line_text);</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="structToken.html">Token</a>& other);</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  </div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">/* Convert the Token into a blank token (does not delete it), so that the Normalizer can remove it afterwards.</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> This is to not alter vectors while iterating over them. */</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> erase(<a class="code" href="structToken.html">Token</a>& tk);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">/* Return a copy of this Token, but with its TokenType changed. */</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="structToken.html">Token</a> copy_with_new_type(<span class="keyword">const</span> TokenType& type);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  </div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">/* Iterate over two vectors of Tokens, starting from count for vector A, starting from 0 for vector B, checking if</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> the current Tokens' types match. If at any point they don't, return false. Else, return true. */</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> match_token_types(<span class="keyword">const</span> std::vector<Token>& a, <span class="keyword">const</span> std::vector<Token>& b, <span class="keywordtype">int</span> count);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  std::string line_text;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> };</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">/* typedef to make it easier to see a what a std::vector of tokens is being used for. */</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">typedef</span> std::vector<Token> TokenStream;</div>
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<div class="ttc" id="astructLocation_html"><div class="ttname"><a href="structLocation.html">Location</a></div><div class="ttdef"><b>Definition:</b> Location.h:6</div></div>
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<div class="ttc" id="astructToken_html"><div class="ttname"><a href="structToken.html">Token</a></div><div class="ttdef"><b>Definition:</b> Token.h:54</div></div>
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