144 lines
4.0 KiB
Bash
Executable File
144 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Runs linting scripts over the local Synapse checkout
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# black - opinionated code formatter
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# ruff - lints and finds mistakes
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set -e
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usage() {
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echo
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echo "Usage: $0 [-h] [-d] [paths...]"
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echo
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echo "-d"
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echo " Lint files that have changed since the last git commit."
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echo
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echo " If paths are provided and this option is set, both provided paths and those"
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echo " that have changed since the last commit will be linted."
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echo
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echo " If no paths are provided and this option is not set, all files will be linted."
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echo
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echo " Note that paths with a file extension that is not '.py' will be excluded."
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echo "-h"
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echo " Display this help text."
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}
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USING_DIFF=0
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files=()
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while getopts ":dh" opt; do
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case $opt in
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d)
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USING_DIFF=1
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;;
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h)
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usage
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exit
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;;
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\?)
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echo "ERROR: Invalid option: -$OPTARG" >&2
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usage
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exit
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;;
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esac
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done
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# Strip any options from the command line arguments now that
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# we've finished processing them
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shift "$((OPTIND-1))"
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if [ $USING_DIFF -eq 1 ]; then
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# Check both staged and non-staged changes
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for path in $(git diff HEAD --name-only); do
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filename=$(basename "$path")
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file_extension="${filename##*.}"
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# If an extension is present, and it's something other than 'py',
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# then ignore this file
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if [[ -n ${file_extension+x} && $file_extension != "py" ]]; then
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continue
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fi
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# Append this path to our list of files to lint
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files+=("$path")
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done
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fi
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# Append any remaining arguments as files to lint
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files+=("$@")
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if [[ $USING_DIFF -eq 1 ]]; then
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# If we were asked to lint changed files, and no paths were found as a result...
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if [ ${#files[@]} -eq 0 ]; then
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# Then print and exit
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echo "No files found to lint."
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exit 0
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fi
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else
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# If we were not asked to lint changed files, and no paths were found as a result,
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# then lint everything!
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if [[ -z ${files+x} ]]; then
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# CI runs each linter on the entire checkout, e.g. `black .`. So don't
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# rely on this list to *find* lint targets if that misses a file; instead;
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# use it to exclude files from linters when this can't be done by config.
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#
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# To check which files the linters examine, use:
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# black --verbose . 2>&1 | \grep -v ignored
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# isort --show-files .
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# flake8 --verbose . # This isn't a great option
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# mypy has explicit config in mypy.ini; there is also mypy --verbose
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files=(
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"synapse" "docker" "tests"
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"scripts-dev"
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"contrib" "synmark" "stubs" ".ci"
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)
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fi
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fi
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echo "Linting these paths: ${files[*]}"
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echo
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# Print out the commands being run
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set -x
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# Ensure the sort order of imports.
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isort "${files[@]}"
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# Ensure Python code conforms to an opinionated style.
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python3 -m black "${files[@]}"
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# Ensure the sample configuration file conforms to style checks.
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./scripts-dev/config-lint.sh
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# Catch any common programming mistakes in Python code.
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# --quiet suppresses the update check.
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ruff --quiet --fix "${files[@]}"
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# Catch any common programming mistakes in Rust code.
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#
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# --bins, --examples, --lib, --tests combined explicitly disable checking
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# the benchmarks, which can fail due to `#![feature]` macros not being
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# allowed on the stable rust toolchain (rustc error E0554).
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#
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# --allow-staged and --allow-dirty suppress clippy raising errors
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# for uncommitted files. Only needed when using --fix.
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#
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# -D warnings disables the "warnings" lint.
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#
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# Using --fix has a tendency to cause subsequent runs of clippy to recompile
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# rust code, which can slow down this script. Thus we run clippy without --fix
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# first which is quick, and then re-run it with --fix if an error was found.
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if ! cargo-clippy --bins --examples --lib --tests -- -D warnings > /dev/null 2>&1; then
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cargo-clippy \
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--bins --examples --lib --tests --allow-staged --allow-dirty --fix -- -D warnings
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fi
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# Ensure the formatting of Rust code.
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cargo-fmt
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# Ensure all Pydantic models use strict types.
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./scripts-dev/check_pydantic_models.py lint
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# Ensure type hints are correct.
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mypy
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