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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT RUN-TIME COMPONENTS --
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4 -- --
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5 -- A D A . S T R I N G S . S E A R C H --
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6 -- --
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7 -- S p e c --
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8 -- --
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145
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9 -- Copyright (C) 1992-2019, Free Software Foundation, Inc. --
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111
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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17 -- --
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18 -- As a special exception under Section 7 of GPL version 3, you are granted --
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19 -- additional permissions described in the GCC Runtime Library Exception, --
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20 -- version 3.1, as published by the Free Software Foundation. --
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21 -- --
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22 -- You should have received a copy of the GNU General Public License and --
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23 -- a copy of the GCC Runtime Library Exception along with this program; --
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24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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25 -- <http://www.gnu.org/licenses/>. --
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26 -- --
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27 -- GNAT was originally developed by the GNAT team at New York University. --
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28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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29 -- --
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30 ------------------------------------------------------------------------------
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31
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32 -- This package contains the search functions from Ada.Strings.Fixed. They
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33 -- are separated out because they are shared by Ada.Strings.Bounded and
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34 -- Ada.Strings.Unbounded, and we don't want to drag in other irrelevant stuff
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35 -- from Ada.Strings.Fixed when using the other two packages. We make this a
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36 -- private package, since user programs should access these subprograms via
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37 -- one of the standard string packages.
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38
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39 with Ada.Strings.Maps;
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40
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41 private package Ada.Strings.Search is
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42 pragma Preelaborate;
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43
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44 function Index
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45 (Source : String;
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46 Pattern : String;
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47 Going : Direction := Forward;
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48 Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
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49
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50 function Index
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51 (Source : String;
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52 Pattern : String;
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53 Going : Direction := Forward;
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54 Mapping : Maps.Character_Mapping_Function) return Natural;
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55
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56 function Index
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57 (Source : String;
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58 Set : Maps.Character_Set;
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59 Test : Membership := Inside;
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60 Going : Direction := Forward) return Natural;
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61
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62 function Index
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63 (Source : String;
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64 Pattern : String;
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65 From : Positive;
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66 Going : Direction := Forward;
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67 Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
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68
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69 function Index
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70 (Source : String;
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71 Pattern : String;
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72 From : Positive;
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73 Going : Direction := Forward;
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74 Mapping : Maps.Character_Mapping_Function) return Natural;
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75
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76 function Index
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77 (Source : String;
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78 Set : Maps.Character_Set;
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79 From : Positive;
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80 Test : Membership := Inside;
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81 Going : Direction := Forward) return Natural;
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82
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83 function Index_Non_Blank
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84 (Source : String;
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85 Going : Direction := Forward) return Natural;
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86
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87 function Index_Non_Blank
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88 (Source : String;
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89 From : Positive;
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90 Going : Direction := Forward) return Natural;
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91
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92 function Count
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93 (Source : String;
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94 Pattern : String;
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95 Mapping : Maps.Character_Mapping := Maps.Identity) return Natural;
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96
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97 function Count
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98 (Source : String;
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99 Pattern : String;
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100 Mapping : Maps.Character_Mapping_Function) return Natural;
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101
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102 function Count
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103 (Source : String;
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104 Set : Maps.Character_Set) return Natural;
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105
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106 procedure Find_Token
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107 (Source : String;
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108 Set : Maps.Character_Set;
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109 From : Positive;
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110 Test : Membership;
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111 First : out Positive;
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112 Last : out Natural);
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113
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114 procedure Find_Token
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115 (Source : String;
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116 Set : Maps.Character_Set;
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117 Test : Membership;
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118 First : out Positive;
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119 Last : out Natural);
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120
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121 end Ada.Strings.Search;
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