79 lines
1.8 KiB
CoffeeScript
79 lines
1.8 KiB
CoffeeScript
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class @NewBranchForm
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constructor: (form, availableRefs) ->
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@branchNameError = form.find('.js-branch-name-error')
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@name = form.find('.js-branch-name')
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@ref = form.find('#ref')
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@setupAvailableRefs(availableRefs)
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@setupRestrictions()
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@addBinding()
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@init()
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addBinding: ->
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@name.on 'blur', @validate
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init: ->
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@name.trigger 'blur' if @name.val().length > 0
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setupAvailableRefs: (availableRefs) ->
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@ref.autocomplete
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source: availableRefs,
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minLength: 1
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setupRestrictions: ->
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startsWith = {
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pattern: /^(\/|\.)/g,
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prefix: "can't start with",
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conjunction: "or"
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}
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endsWith = {
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pattern: /(\/|\.|\.lock)$/g,
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prefix: "can't end in",
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conjunction: "or"
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}
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invalid = {
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pattern: /(\s|~|\^|:|\?|\*|\[|\\|\.\.|@\{|\/{2,}){1}/g
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prefix: "can't contain",
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conjunction: ", "
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}
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single = {
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pattern: /^@+$/g
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prefix: "can't be",
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conjunction: "or"
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}
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@restrictions = [startsWith, invalid, endsWith, single]
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validate: =>
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@branchNameError.empty()
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unique = (values, value) ->
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values.push(value) unless value in values
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values
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formatter = (values, restriction) ->
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formatted = values.map (value) ->
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switch
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when /\s/.test value then 'spaces'
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when /\/{2,}/g.test value then 'consecutive slashes'
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else "'#{value}'"
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"#{restriction.prefix} #{formatted.join(restriction.conjunction)}"
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validator = (errors, restriction) =>
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matched = @name.val().match(restriction.pattern)
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if matched
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errors.concat formatter(matched.reduce(unique, []), restriction)
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else
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errors
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errors = @restrictions.reduce validator, []
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if errors.length > 0
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errorMessage = $("<span/>").text(errors.join(', '))
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@branchNameError.append(errorMessage)
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