Sha256: d791f59dd009e57dbdf8db7d9ca502c8b7a8495e42d354aaf3c88fc40b46986b
Contents?: true
Size: 1.01 KB
Versions: 7
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Stored size: 1.01 KB
Contents
nums: n * n for n in [1, 2, 3] when n % 2 isnt 0
results: n * 2 for n in nums
ok results.join(',') is '2,18', 'basic array comprehension'
obj: {one: 1, two: 2, three: 3}
names: prop + '!' for prop of obj
odds: prop + '!' for prop, value of obj when value % 2 isnt 0
ok names.join(' ') is "one! two! three!", 'basic object comprehension'
ok odds.join(' ') is "one! three!", 'object comprehension with a filter'
evens: for num in [1, 2, 3, 4, 5, 6] when num % 2 is 0
num *= -1
num -= 2
num * -1
ok evens.join(', ') is '4, 6, 8', 'multiline array comprehension with filter'
ok 2 in evens, 'the in operator still works, standalone'
# Ensure that the closure wrapper preserves local variables.
obj: {}
methods: ['one', 'two', 'three']
for method in methods
name: method
obj[name]: ->
"I'm " + name
ok obj.one() is "I'm one"
ok obj.two() is "I'm two"
ok obj.three() is "I'm three"
array: [0..10]
ok(num % 2 is 0 for num in array by 2, 'naked ranges are expanded into arrays')
Version data entries
7 entries across 7 versions & 1 rubygems