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gemini-ex
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Keep preformatting start/end lines when parsing

This commit is contained in:
Shadowfacts 2020-07-18 22:33:24 -04:00
parent 37864e9f11
commit 07abee79ed
Signed by: shadowfacts
GPG Key ID: 94A5AB95422746E5
1 changed files with 15 additions and 12 deletions
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27
lib/gemini.ex
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@ -49,7 +49,9 @@ defmodule Gemini do
@type line ::
{:text, String.t()}
| {:link, URI.t(), String.t() | nil}
| {:preformatted, String.t(), String.t() | nil}
| {:preformatted_start, String.t() | nil}
| :preformatted_end
| {:preformatted, String.t()}
| {:heading, String.t(), 1 | 2 | 3}
| {:list_item, String.t()}
| {:quoted, String.t()}
@ -62,19 +64,20 @@ defmodule Gemini do
{lines, _, _} =
doc
|> String.split("\n")
|> Enum.reduce({[], false, nil}, fn line, {lines, in_preformatting, preformatting_alt} ->
|> Enum.reduce({[], false}, fn line, {lines, in_preformatting} ->
preformatting_toggle = match?("```" <> _, line)
cond do
preformatting_toggle && in_preformatting ->
{lines, false, nil}
{[:preformatting_end | lines], false}
preformatting_toggle && !in_preformatting ->
"```" <> alt = line
{lines, true, alt}
alt = if length(alt) == 0, do: nil, else: alt
{[{:preformatting_start, alt} | lines], true}
in_preformatting ->
{[{:preformatted, line, preformatting_alt} | lines], true, preformatting_alt}
{[{:preformatted, line} | lines], true}
true ->
case line do
@ -85,25 +88,25 @@ defmodule Gemini do
[_, link, text] -> {link, text}
end
{[{:link, URI.parse(link), text} | lines], false, nil}
{[{:link, URI.parse(link), text} | lines], false}
"###" <> rest ->
{[{:heading, String.trim(rest), 3} | lines], false, nil}
{[{:heading, String.trim(rest), 3} | lines], false}
"##" <> rest ->
{[{:heading, String.trim(rest), 2} | lines], false, nil}
{[{:heading, String.trim(rest), 2} | lines], false}
"#" <> rest ->
{[{:heading, String.trim(rest), 1} | lines], false, nil}
{[{:heading, String.trim(rest), 1} | lines], false}
"* " <> rest ->
{[{:list_item, String.trim(rest)} | lines], false, nil}
{[{:list_item, String.trim(rest)} | lines], false}
">" <> rest ->
{[{:quoted, String.trim(rest)} | rest], false, nil}
{[{:quoted, String.trim(rest)} | rest], false}
line ->
{[{:text, line} | lines], false, nil}
{[{:text, line} | lines], false}
end
end
end)