1 | 'use strict'
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2 | const t = require('typical')
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3 | const arrayify = require('array-back')
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4 |
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5 | class OutputValue {
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6 | constructor (value) {
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7 | this.value = value
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8 | this.hasDefaultArrayValue = false
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9 | this.valueSource = 'unknown'
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10 | }
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11 |
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12 | isDefined () {
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13 | return t.isDefined(this.value)
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14 | }
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15 | }
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16 |
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17 | class Output {
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18 | constructor (definitions, options) {
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19 | this.options = options || {}
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20 | this.output = {}
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21 | this.unknown = []
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22 | this.definitions = definitions
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23 | this._assignDefaultValues()
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24 | }
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25 |
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26 | _assignDefaultValues () {
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27 | this.definitions.forEach(def => {
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28 | if (t.isDefined(def.defaultValue)) {
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29 | if (def.multiple) {
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30 | this.output[def.name] = new OutputValue(arrayify(def.defaultValue))
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31 | this.output[def.name].hasDefaultArrayValue = true
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32 | } else {
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33 | this.output[def.name] = new OutputValue(def.defaultValue)
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34 | }
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35 | this.output[def.name].valueSource = 'default'
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36 | }
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37 | })
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38 | }
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39 |
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40 | setFlag (optionArg) {
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41 | const def = this.definitions.get(optionArg)
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42 |
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43 | if (def) {
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44 | this.output[def.name] = this.output[def.name] || new OutputValue()
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45 | const outputValue = this.output[def.name]
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46 |
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47 | if (def.multiple) outputValue.value = outputValue.value || []
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48 |
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49 |
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50 | if (def.isBoolean()) {
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51 | if (Array.isArray(outputValue.value)) {
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52 | outputValue.value.push(true)
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53 | } else {
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54 | outputValue.value = true
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55 | }
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56 | return true
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57 | } else {
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58 | if (!Array.isArray(outputValue.value) && outputValue.valueSource === 'unknown') outputValue.value = null
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59 | return false
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60 | }
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61 | } else {
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62 | this.unknown.push(optionArg)
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63 | return true
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64 | }
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65 | }
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66 |
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67 | setOptionValue (optionArg, value) {
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68 | const ValueArg = require('./value-arg')
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69 | const valueArg = new ValueArg(value)
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70 |
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71 | const def = this.definitions.get(optionArg)
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72 |
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73 | this.output[def.name] = this.output[def.name] || new OutputValue()
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74 | const outputValue = this.output[def.name]
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75 |
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76 | if (def.multiple) outputValue.value = outputValue.value || []
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77 |
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78 |
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79 | valueArg.value = def.type(valueArg.value)
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80 | outputValue.valueSource = 'argv'
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81 | if (Array.isArray(outputValue.value)) {
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82 | if (outputValue.hasDefaultArrayValue) {
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83 | outputValue.value = [ valueArg.value ]
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84 | outputValue.hasDefaultArrayValue = false
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85 | } else {
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86 | outputValue.value.push(valueArg.value)
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87 | }
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88 | return false
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89 | } else {
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90 | outputValue.value = valueArg.value
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91 | return true
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92 | }
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93 | }
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94 |
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95 | |
96 |
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97 |
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98 | setValue (value) {
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99 | const ValueArg = require('./value-arg')
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100 | const valueArg = new ValueArg(value)
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101 |
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102 |
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103 | const def = this.definitions.getDefault()
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104 |
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105 |
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106 | if (def) {
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107 | const currentValue = this.output[def.name]
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108 | if (valueArg.isDefined() && currentValue && t.isDefined(currentValue.value)) {
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109 | if (def.multiple) {
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110 |
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111 | if (valueArg.isOptionValueNotationValue && this.unknown.length) {
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112 | this.unknown[this.unknown.length - 1] += `=${valueArg.value}`
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113 | return true
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114 | }
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115 | } else {
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116 |
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117 | if (currentValue.valueSource === 'argv') {
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118 | this.unknown.push(valueArg.value)
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119 | return true
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120 | }
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121 | }
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122 | }
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123 | return this.setOptionValue(`--${def.name}`, value)
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124 | } else {
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125 | if (valueArg.isOptionValueNotationValue) {
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126 | this.unknown[this.unknown.length - 1] += `=${valueArg.value}`
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127 | } else {
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128 | this.unknown.push(valueArg.value)
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129 | }
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130 | return true
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131 | }
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132 | }
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133 |
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134 | get (name) {
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135 | return this.output[name] && this.output[name].value
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136 | }
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137 |
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138 | toObject () {
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139 | let output = Object.assign({}, this.output)
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140 | if (this.options.partial && this.unknown.length) {
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141 | output._unknown = this.unknown
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142 | }
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143 | for (const prop in output) {
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144 | if (prop !== '_unknown') {
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145 | output[prop] = output[prop].value
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146 | }
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147 | }
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148 | return output
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149 | }
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150 | }
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151 |
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152 | module.exports = Output
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