zsh-history-to-fish: fix runtime error via patch (#371249)

From 121ba93b2860b7ee6bbe2430c818bba2da822a8e Mon Sep 17 00:00:00 2001

From: zjeffer <4633209+zjeffer@users.noreply.github.com>

Date: Sun, 29 Dec 2024 20:15:29 +0100

Subject: [PATCH] Fixes & improvements

---

 zsh_history_to_fish/command.py | 14 ++++++++++----

 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/zsh_history_to_fish/command.py b/zsh_history_to_fish/command.py

index 4d8a12d..136c553 100644

--- a/zsh_history_to_fish/command.py

+++ b/zsh_history_to_fish/command.py

@@ -19,7 +19,12 @@

 def read_history(input_file):

     command = ZSH_HISTORY_READER.format(input_file)

-    p = subprocess.run(command, capture_output=True, shell=True, encoding='utf8')

+    lines: list[str] = []

+    try:

+        p = subprocess.run(command, capture_output=True, shell=True, encoding='utf8', check=True)

+    except Exception as e:

+        print(f'An exception occurred while reading history: {e}')

+        sys.exit(1)

     lines = p.stdout.splitlines()

     yield from map(lambda x: x.replace('\\n', '\n'), lines)

@@ -48,11 +53,11 @@ def display_changed(zsh, fish):

 def writer_factory(output_file, dry_run):

     if dry_run:

         yield lambda x: None

-        print(f'No file has been written.')

+        print('No file has been written.')

         return

-    with open(output_file, 'a') as out:

-        yield lambda x: out.write(x)

+    with open(output_file, 'a', encoding='utf8') as out:

+        yield out.write

     print(f'\nFile "{output_file}" has been written successfully.')

@@ -74,6 +79,7 @@ def exporter(input_file, output_file, dry_run, no_convert):

     converter = (lambda x: x) if no_convert else naive_zsh_to_fish

     changed = []

     with writer_factory(output_file, dry_run) as writer:

+        i = 0

         for i, (timestamp, command_zsh) in enumerate(parse_history(input_file)):

             command_fish = converter(command_zsh)

             fish_history = f'- cmd: {command_fish}\n  when: {timestamp}\n'

    "zsh_history_to_fish"

  ];

  patches = [

    # Patch from currently-unmerged PR, fixing runtime error.

    # Should be removed when PR is merged or error is otherwise fixed.

    # Check https://github.com/rsalmei/zsh-history-to-fish/pull/15 if you're in the future

    ./fix-runtime-error.patch

  ];

  meta = with lib; {

    description = "Bring your ZSH history to Fish shell";

    homepage = "https://github.com/rsalmei/zsh-history-to-fish";