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66
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1 <lexer>
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2 <config>
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3 <name>R</name>
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4 <alias>splus</alias>
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5 <alias>s</alias>
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6 <alias>r</alias>
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7 <filename>*.S</filename>
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8 <filename>*.R</filename>
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9 <filename>*.r</filename>
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10 <filename>.Rhistory</filename>
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11 <filename>.Rprofile</filename>
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12 <filename>.Renviron</filename>
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13 <mime_type>text/S-plus</mime_type>
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14 <mime_type>text/S</mime_type>
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15 <mime_type>text/x-r-source</mime_type>
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16 <mime_type>text/x-r</mime_type>
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17 <mime_type>text/x-R</mime_type>
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18 <mime_type>text/x-r-history</mime_type>
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19 <mime_type>text/x-r-profile</mime_type>
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20 </config>
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21 <rules>
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22 <state name="numbers">
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23 <rule pattern="0[xX][a-fA-F0-9]+([pP][0-9]+)?[Li]?">
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24 <token type="LiteralNumberHex"/>
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25 </rule>
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26 <rule pattern="[+-]?([0-9]+(\.[0-9]+)?|\.[0-9]+|\.)([eE][+-]?[0-9]+)?[Li]?">
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27 <token type="LiteralNumber"/>
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28 </rule>
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29 </state>
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30 <state name="operators">
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31 <rule pattern="<<?-|->>?|-|==|<=|>=|<|>|&&?|!=|\|\|?|\?">
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32 <token type="Operator"/>
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33 </rule>
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34 <rule pattern="\*|\+|\^|/|!|%[^%]*%|=|~|\$|@|:{1,3}">
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35 <token type="Operator"/>
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36 </rule>
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37 </state>
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38 <state name="root">
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39 <rule pattern="((?:`[^`\\]*(?:\\.[^`\\]*)*`)|(?:(?:[a-zA-z]|[_.][^0-9])[\w_.]*))\s*(?=\()">
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40 <token type="NameFunction"/>
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41 </rule>
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42 <rule>
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43 <include state="statements"/>
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44 </rule>
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45 <rule pattern="\{|\}">
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46 <token type="Punctuation"/>
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47 </rule>
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48 <rule pattern=".">
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49 <token type="Text"/>
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50 </rule>
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51 </state>
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52 <state name="valid_name">
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53 <rule pattern="(?:`[^`\\]*(?:\\.[^`\\]*)*`)|(?:(?:[a-zA-z]|[_.][^0-9])[\w_.]*)">
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54 <token type="Name"/>
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55 </rule>
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56 </state>
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57 <state name="keywords">
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58 <rule pattern="(if|else|for|while|repeat|in|next|break|return|switch|function)(?![\w.])">
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59 <token type="KeywordReserved"/>
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60 </rule>
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61 </state>
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62 <state name="builtin_symbols">
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63 <rule pattern="(NULL|NA(_(integer|real|complex|character)_)?|letters|LETTERS|Inf|TRUE|FALSE|NaN|pi|\.\.(\.|[0-9]+))(?![\w.])">
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64 <token type="KeywordConstant"/>
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65 </rule>
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66 <rule pattern="(T|F)\b">
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67 <token type="NameBuiltinPseudo"/>
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68 </rule>
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69 </state>
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70 <state name="string_squote">
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71 <rule pattern="([^\'\\]|\\.)*\'">
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72 <token type="LiteralString"/>
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73 <pop depth="1"/>
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74 </rule>
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75 </state>
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76 <state name="comments">
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77 <rule pattern="#.*$">
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78 <token type="CommentSingle"/>
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79 </rule>
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80 </state>
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81 <state name="punctuation">
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82 <rule pattern="\[{1,2}|\]{1,2}|\(|\)|;|,">
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83 <token type="Punctuation"/>
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84 </rule>
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85 </state>
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86 <state name="statements">
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87 <rule>
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88 <include state="comments"/>
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89 </rule>
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90 <rule pattern="\s+">
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91 <token type="Text"/>
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92 </rule>
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93 <rule pattern="\'">
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94 <token type="LiteralString"/>
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95 <push state="string_squote"/>
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96 </rule>
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97 <rule pattern="\"">
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98 <token type="LiteralString"/>
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99 <push state="string_dquote"/>
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100 </rule>
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101 <rule>
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102 <include state="builtin_symbols"/>
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103 </rule>
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104 <rule>
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105 <include state="valid_name"/>
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106 </rule>
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107 <rule>
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108 <include state="numbers"/>
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109 </rule>
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110 <rule>
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111 <include state="keywords"/>
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112 </rule>
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113 <rule>
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114 <include state="punctuation"/>
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115 </rule>
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116 <rule>
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117 <include state="operators"/>
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118 </rule>
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119 </state>
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120 <state name="string_dquote">
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121 <rule pattern="([^"\\]|\\.)*"">
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122 <token type="LiteralString"/>
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123 <pop depth="1"/>
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124 </rule>
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125 </state>
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126 </rules>
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127 </lexer> |
