1 | # table.ysh
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2 | #
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3 | # Usage:
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4 | # source --builtin table.ysh
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5 |
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6 | # make this file a test server, bash/OSH lib is OK
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7 | source --builtin byo-server-lib.bash
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8 |
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9 | proc table (...words; place; ; block) {
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10 | var n = len(words)
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11 |
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12 | # TODO: parse flags
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13 | #
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14 | # --by-row
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15 | # --by-col
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16 | #
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17 | # Place is optional
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18 |
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19 | if (n === 0) {
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20 | echo TODO
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21 | return
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22 | }
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23 |
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24 | var action = words[0]
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25 |
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26 | # textual operations
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27 | case (action) {
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28 | cat {
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29 | echo todo
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30 | }
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31 | align {
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32 | echo todo
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33 | }
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34 | tabify {
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35 | echo todo
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36 | }
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37 | tabify {
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38 | echo todo
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39 | }
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40 | header {
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41 | echo todo
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42 | }
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43 | slice {
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44 | # this has typed args
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45 | # do we do some sort of splat?
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46 | echo todo
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47 | }
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48 | to-tsv {
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49 | echo todo
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50 | }
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51 | }
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52 |
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53 | echo TODO
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54 | }
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55 |
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56 | proc test-table {
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57 | table (&files1) {
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58 | cols num_bytes path
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59 | type Int Str
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60 |
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61 | row 10 README.md
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62 | row 12 main.py
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63 |
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64 | row (12, 'lib.py')
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65 | row (num_bytes=12, path='util.py')
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66 | }
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67 |
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68 | # 2 columns - The default is by column?
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69 | assert ['Dict' === type(files1)]
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70 | assert [2 === len(files1)]
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71 |
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72 | # Same table
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73 | table --by-row (&files2) {
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74 | cols num_bytes path
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75 | type Int Str
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76 |
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77 | row 10 README.md
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78 | row 12 main.py
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79 |
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80 | row (12, 'lib.py')
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81 | row (num_bytes=12, path='util.py')
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82 | }
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83 |
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84 | # 4 rows
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85 | assert ['List' === type(files2)]
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86 | assert [4 === len(files2)]
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87 | }
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88 |
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89 | # "subcommands" of the dialect
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90 |
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91 | proc cols (...names) {
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92 | # cols name age
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93 | echo TODO
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94 | }
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95 |
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96 | proc types (...types) {
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97 | # types - Int? Str?
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98 | echo TODO
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99 | }
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100 |
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101 | proc attr (name; ...values) {
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102 | # attr units ('-', 'secs')
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103 | echo TODO
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104 | }
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105 |
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106 | # is this allowed outside table {} blocks too?
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107 | proc row {
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108 | echo TODO
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109 | }
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110 |
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111 | #
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112 | # dplyr names
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113 | #
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114 |
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115 | # TODO: can we parse select?
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116 |
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117 | proc where {
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118 | echo
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119 | }
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120 |
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121 | # TODO: should be able to test argv[0] or something
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122 | # Or pass to _mutate-transmute
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123 |
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124 | proc mutate {
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125 | echo TODO
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126 | }
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127 |
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128 | proc transmute {
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129 | echo TODO
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130 | }
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131 |
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132 | proc rename {
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133 | echo TODO
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134 | }
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135 |
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136 | proc group-by {
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137 | echo TODO
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138 | }
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139 |
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140 | proc sort-by {
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141 | echo TODO
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142 | }
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143 |
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144 | proc summary {
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145 | echo TODO
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146 | }
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147 |
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148 | byo-maybe-main
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