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47 lines
1.1 KiB
CoffeeScript
47 lines
1.1 KiB
CoffeeScript
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###
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termap - Terminal Map Viewer
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by Michael Strassburger <codepoet@cpan.org>
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just a tool to make development easier
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Input: Mapbox Studio map style file
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Output: Reduced map style file (only supported attributes are kept)
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###
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fs = require 'fs'
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cleanStyle = (file) ->
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json = JSON.parse fs.readFileSync(file).toString()
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cleanedStyle =
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name: json.name
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layers: []
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for layer in json.layers
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continue if layer.ref
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cleanLayer =
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type: layer.type
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id: layer.id
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paint: {}
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'source-layer': layer['source-layer']
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for key in ['filter', 'minzoom']
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cleanLayer[key] = layer[key] if layer[key]
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if layer.layout?['text-size']
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cleanLayer.layout = 'text-size': layer.layout?['text-size']
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for key in ['fill-color', 'line-color', 'text-color', 'background-color']
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cleanLayer.paint[key] = layer.paint[key] if layer.paint?[key]
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if Object.keys(cleanLayer.paint).length
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cleanedStyle.layers.push cleanLayer
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JSON.stringify cleanedStyle, null, ' '
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console.log unless process.argv[2]
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"usage: coffee cleanStyle.coffee <inputJSON>"
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else
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cleanStyle process.argv[2]
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