1 | _ = require('lodash')
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2 | semver = require('semver')
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3 |
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4 | blockHelper = (pred) -> (args..., options) ->
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5 | if pred(args...)
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6 | return options.fn(this)
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7 | else
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8 | return options.inverse(this)
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9 |
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10 | helpers = {}
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11 |
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12 | [
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13 | 'satisfies'
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14 | 'gt'
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15 | 'gte'
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16 | 'lt'
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17 | 'lte'
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18 | 'eq'
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19 | 'neq'
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20 | 'cmp'
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21 | ].forEach (methodName) ->
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22 | helpers["semver#{_.upperFirst(methodName)}"] = blockHelper(semver[methodName])
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23 |
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24 | register = ({ handlebars }) ->
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25 | handlebars.registerHelper(helpers)
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26 |
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27 | module.exports = register
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