Fix punctuation

This commit is contained in:
Felipe Sere
2016-03-21 19:11:21 +00:00
parent a0bb840cfc
commit b95d4f1202
4 changed files with 26 additions and 28 deletions

View File

@@ -63,7 +63,7 @@ defmodule Functions do
def bigger(a,b) when a > b, do: "#{a} is bigger than #{b}" def bigger(a,b) when a > b, do: "#{a} is bigger than #{b}"
def bigger(a,b) when a <= b, do: "#{a} is not bigger than #{b}" def bigger(a,b) when a <= b, do: "#{a} is not bigger than #{b}"
koan "You can also create intricate guards based on the values." do koan "You can also create intricate guards based on the values" do
assert bigger(10, 5) == :__ assert bigger(10, 5) == :__
assert bigger(4, 27) == :__ assert bigger(4, 27) == :__
end end
@@ -97,7 +97,7 @@ defmodule Functions do
def multiply_then_call(number, fun), do: fun.(number*5) def multiply_then_call(number, fun), do: fun.(number*5)
def square(number), do: number * number def square(number), do: number * number
koan "You can 'capture' functions if you want to pass them around as values. Mind the ampersand '&' and the slash followed by the number of args." do koan "You can 'capture' functions if you want to pass them around as values. Mind the ampersand '&' and the slash followed by the number of args" do
assert multiply_then_call(2, &square/1) == :__ assert multiply_then_call(2, &square/1) == :__
end end

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@@ -5,34 +5,34 @@ defmodule Enums do
assert Enum.count([1,2,3]) == :__ assert Enum.count([1,2,3]) == :__
end end
koan "...the same applies for counting elements in a map..." do koan "The same applies for counting elements in a map" do
assert Enum.count(%{ :a => :foo, :b => :bar}) == :__ assert Enum.count(%{ :a => :foo, :b => :bar}) == :__
end end
koan "..or a keyword list..." do koan "Or a keyword list" do
assert Enum.count([a: 77, b: 23, c: 12, d: 33, e: 90, f: 113]) == :__ assert Enum.count([a: 77, b: 23, c: 12, d: 33, e: 90, f: 113]) == :__
end end
def less_than_five(n), do: n < 5 def less_than_five?(n), do: n < 5
koan "Elements can have a lot in common" do koan "Elements can have a lot in common" do
assert Enum.all?([1,2,3], &less_than_five/1) == :__ assert Enum.all?([1,2,3], &less_than_five?/1) == :__
end end
def less_than_two(n), do: n < 2 def less_than_two?(n), do: n < 2
koan "If one if different, all elements are not alike" do koan "If one if different, all elements are not alike" do
assert Enum.all?([1, 2, 3, 2], &less_than_two/1) == :__ assert Enum.all?([1, 2, 3, 2], &less_than_two?/1) == :__
end end
def is_even?(n), do: rem(n, 2) == 0 def even?(n), do: rem(n, 2) == 0
koan "sometimes you you just want to know if there are any elements fullfilling a condition" do koan "sometimes you you just want to know if there are any elements fullfilling a condition" do
assert Enum.any?([1,2,3], &is_even?/1) == :__ assert Enum.any?([1,2,3], &even?/1) == :__
end end
def divisible_by_five(n), do: rem(n, 5) == 0 def divisible_by_five?(n), do: rem(n, 5) == 0
koan "if not a single element fits the bill, any? returns false" do koan "if not a single element fits the bill, any? returns false" do
assert Enum.any?([1,2,3], &divisible_by_five/1) == :__ assert Enum.any?([1,2,3], &divisible_by_five?/1) == :__
end end
koan "Sometimes you just want to know if an element is part of the party" do koan "Sometimes you just want to know if an element is part of the party" do
@@ -50,24 +50,23 @@ defmodule Enums do
end end
koan "You can even return a list with entirely different types" do koan "You can even return a list with entirely different types" do
assert Enum.map([1,2,3], &is_even?/1) == :__ assert Enum.map([1,2,3], &even?/1) == :__
end end
koan "But keep in mind that the original list remains unchanged" do koan "But keep in mind that the original list remains unchanged" do
input = [1,2,3,4] input = [1,2,3,4]
assert Enum.map(input, &is_even?/1) == :__ assert Enum.map(input, &even?/1) == :__
assert input == :__ assert input == :__
end end
def is_odd?(n), do: rem(n, 2) == 1 def odd?(n), do: rem(n, 2) == 1
koan "Filter allows you to only keep what you really care about" do koan "Filter allows you to only keep what you really care about" do
assert Enum.filter([1,2,3], &is_odd?/1) == :__ assert Enum.filter([1,2,3], &odd?/1) == :__
end end
koan "Reject will help you throw out unwanted cruft" do koan "Reject will help you throw out unwanted cruft" do
assert Enum.reject([1,2,3], &is_odd?/1) == :__ assert Enum.reject([1,2,3], &odd?/1) == :__
end end
koan "You three there, follow me!" do koan "You three there, follow me!" do
@@ -78,9 +77,8 @@ defmodule Enums do
assert Enum.take([1,2,3,4,5], 10) == :__ assert Enum.take([1,2,3,4,5], 10) == :__
end end
def less_than_four(n), do: n < 4
koan "Take what you can..." do koan "Take what you can..." do
assert Enum.take_while([1,2,3,4,5,6,7], &less_than_four/1) == :__ assert Enum.take_while([1,2,3,4,5,6,7], &less_than_five?/1) == :__
end end
koan "Just like taking, you can also drop elements" do koan "Just like taking, you can also drop elements" do
@@ -115,15 +113,15 @@ defmodule Enums do
end end
koan "When you want to find that one pesky element" do koan "When you want to find that one pesky element" do
assert Enum.find([1,2,3], &is_even?/1) == :__ assert Enum.find([1,2,3], &even?/1) == :__
end end
koan "...but you don't quite find it..." do koan "...but you don't quite find it..." do
assert Enum.find([1,2,3], &divisible_by_five/1) == :__ assert Enum.find([1,2,3], &divisible_by_five?/1) == :__
end end
koan "...you can settle for a consolation prize" do koan "...you can settle for a consolation prize" do
assert Enum.find([1,2,3], :no_such_element, &divisible_by_five/1) == :__ assert Enum.find([1,2,3], :no_such_element, &divisible_by_five?/1) == :__
end end
koan "Collapse an entire list of elements down to a single one by repeating a function." do koan "Collapse an entire list of elements down to a single one by repeating a function." do

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@@ -2,11 +2,11 @@ defmodule Processes do
use Koans use Koans
koan "Tests run in a process" do koan "Tests run in a process" do
assert Process.alive?(:__) assert Process.alive?(self()) == :__
end end
koan "You can ask a process to introduce itself" do koan "You can ask a process to introduce itself" do
information = Process.info(self) information = Process.info(self())
assert information[:status] == :__ assert information[:status] == :__
end end
@@ -76,7 +76,7 @@ defmodule Processes do
assert Process.alive?(pid) == :__ assert Process.alive?(pid) == :__
end end
koan "Exiting yourself on the other hand DOES termiante you" do koan "Exiting yourself on the other hand DOES terminate you" do
pid = spawn(fn -> receive do pid = spawn(fn -> receive do
:bye -> Process.exit(self(), :normal) :bye -> Process.exit(self(), :normal)
end end

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@@ -180,7 +180,7 @@ defmodule KoansHarnessTest do
[2], [2],
[1,2,3], [1,2,3],
[1,2,3,4,5], [1,2,3,4,5],
[1,2,3], [1,2,3,4],
[1,2,3], [1,2,3],
[0,1,2,3], [0,1,2,3],
%{ :odd => [3,1], :even => [4,2] }, %{ :odd => [3,1], :even => [4,2] },
@@ -198,7 +198,7 @@ defmodule KoansHarnessTest do
test "Processes" do test "Processes" do
answers = [ answers = [
self, true,
:running, :running,
"hola!", "hola!",
:how_are_you?, :how_are_you?,