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feat: add squish filter #207

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Merged
edgurgel merged 1 commit into from
Jun 28, 2026
Merged

feat: add squish filter #207

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23 changes: 23 additions & 0 deletions lib/solid/standard_filter.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -989,6 +989,29 @@ defmodule Solid.StandardFilter do
@spec strip(term) :: String.t()
def strip(input), do: String.trim(to_str(input))

@doc """
Removes leading and trailing whitespace and collapses consecutive whitespace to a single space.

iex> Solid.StandardFilter.squish(" foo bar baz ")
"foo bar baz"

iex> Solid.StandardFilter.squish("foo\\n bar\\t baz")
"foo bar baz"

iex> Solid.StandardFilter.squish(" ")
""

iex> Solid.StandardFilter.squish(nil)
""
"""
@spec squish(term) :: String.t()
def squish(input) do
input
|> to_str()
|> String.split()
|> Enum.join(" ")
end

@doc """
Multiplies a number by another number.

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9 changes: 9 additions & 0 deletions test/solid/integration/scenarios/filter/input.liquid
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Expand Up @@ -136,6 +136,15 @@ strip
{{ unknown | strip }}
{% # {{ posts | strip }} %}

squish

{{ " foo bar baz " | squish }}
{{ "foo
bar baz" | squish }}
{{ " " | squish }}
{{ nil | squish }}
{{ 5 | squish }}

minus

{{ 4 | minus: 2 }}
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