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dash_site
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dash_site
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#!/bin/bash
REQUIRED_DART_VERSION="3.5"
REQUIRED_NODE_VERSION="20.14"
REQUIRED_PNPM_VERSION="9.4"
# Check that the 'dart' command is available on the user's path.
if ! command -v dart &> /dev/null; then
echo "Dart not found. To learn how to setup Dart, follow the instructions at https://dart.dev/get-dart."
exit 1
fi
# Check that the current version of a tool is the same or
# newer than a required version.
version_is_new_enough() {
required_version="$1"
current_version="$2"
# Split the version strings into lists based on the dot separators.
IFS='.' read -ra required_list <<< "$required_version"
IFS='.' read -ra current_list <<< "$current_version"
# Compare each portion of the version number.
for ((i = 0; i < ${#required_list[@]}; i += 1)); do
required_segment="${required_list[i]:-0}"
current_segment="${current_list[i]:-0}"
if [[ "$required_segment" -gt "$current_segment" ]]; then
# The current version is too low.
return 0
elif [[ "$required_segment" -lt "$current_segment" ]]; then
# The current version is higher, which is ok.
return 1
fi
done
# The current version is (mostly) the same as the required version.
return 1
}
# Determine the available Dart SDK version.
dart_version=$(dart --version | grep -oE 'Dart SDK version: [0-9.]+' | cut -d ' ' -f 4)
# Validate the version of the installed Dart SDK.
if version_is_new_enough "$REQUIRED_DART_VERSION" "$dart_version"; then
echo "Dart version $dart_version is too low. Version $REQUIRED_DART_VERSION or later is required."
exit 1
fi
# Check that the 'node' command is available on the user's path.
if ! command -v node &> /dev/null; then
echo "'node' command not found. To learn how to install and setup Node, reference the repository README."
exit 1
fi
# Determine the available Node version.
node_version=$(node --version | cut -d 'v' -f 2)
# Validate the version of the Node installation.
if version_is_new_enough "$REQUIRED_NODE_VERSION" "$node_version"; then
echo "Node version $node_version is too low. Version $REQUIRED_NODE_VERSION or later is required."
exit 1
fi
# Check that the 'npx' command is available on the user's path.
if ! command -v npx &> /dev/null; then
echo "'npx' command from Node not found. Check your Node installation."
exit 1
fi
# Run extra logic if the 'pnpm' command is available on the user's path.
if command -v pnpm &> /dev/null; then
# Determine the available pnpm version.
pnpm_version=$(pnpm --version)
# Validate the version of the pnpm installation.
if version_is_new_enough "$REQUIRED_PNPM_VERSION" "$pnpm_version"; then
echo "pnpm version $pnpm_version is too low. Version $REQUIRED_PNPM_VERSION or later is required."
exit 1
fi
# If using pnpm, update the dependencies silently as it is quick.
echo "Verifying npm dependencies are up to date..."
pnpm install --silent
fi
# Verify that Node packages have been installed.
if [[ ! -d "node_modules" ]]; then
if command -v pnpm &> /dev/null; then
echo "Node packages not found. Installing with 'pnpm install'..."
pnpm install
elif command -v npm &> /dev/null; then
echo "Node packages not found. Installing with 'npm install'..."
npm install
else
echo "Neither 'pnpm' nor 'npm' found. To learn how to setup pnpm, reference the repository README."
exit 1
fi
fi
# Verify that Dart dependencies have been retrieved.
if [[ ! -d ".dart_tool" ]]; then
dart pub get
fi
# Run the Dart site tool and pass through all arguments.
dart run dart_site "$@"