forked from Mirror/wren
de6a312868
new API functions for maps: wrenSetSlotNewMap wrenGetMapCount wrenGetMapContainsKey wrenGetMapValue wrenSetMapValue wrenRemoveMapValue
69 lines
1.9 KiB
Plaintext
69 lines
1.9 KiB
Plaintext
class ForeignClass {
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construct new() {}
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}
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class Maps {
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foreign static newMap()
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foreign static insert()
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foreign static contains(map, key)
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foreign static contains()
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foreign static containsFalse()
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foreign static count()
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foreign static count(map)
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foreign static remove(map)
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foreign static invalidInsert(obj)
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}
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// map new + get/set API
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var map = Maps.newMap()
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System.print(map is Map) // expect: true
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System.print(map.count) // expect: 0
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var data = Maps.insert()
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System.print(data["England"]) // expect: London
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System.print(data["Empty"]) // expect: []
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System.print(data[1.0]) // expect: 42
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System.print(data[false]) // expect: true
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System.print(data[null]) // expect: null
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// remove API
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var removed = Maps.remove({ "key":"value", "other":"data" })
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System.print(removed) // expect: value
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var removedNone = Maps.remove({})
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System.print(removedNone) // expect: null
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// count API
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var countMap = { "key":"value", "other":"data", 4:"number key" }
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System.print(Maps.count(countMap)) // expect: 3
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Maps.remove(countMap) //remove using API
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System.print(Maps.count(countMap)) // expect: 2
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countMap.remove("other") //remove wren side
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System.print(Maps.count(countMap)) // expect: 1
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var countAPI = Maps.count()
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System.print(countAPI) // expect: 5
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//contains key API
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var containsMap = { "key":"value", "other":"data", 4:"number key" }
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System.print(Maps.contains(containsMap, "key")) // expect: true
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System.print(Maps.contains(containsMap, "fake")) // expect: false
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System.print(Maps.contains(containsMap, "other")) // expect: true
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Maps.remove(containsMap) //remove using API
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System.print(Maps.contains(containsMap, "key")) // expect: false
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containsMap.remove("other") //remove wren side
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System.print(Maps.contains(containsMap, "other")) // expect: false
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System.print(Maps.contains()) // expect: true
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System.print(Maps.containsFalse()) // expect: false
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//
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Maps.invalidInsert(ForeignClass.new()) // expect runtime error: Key must be a value type.
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