maxGraph/scripts/build-all-examples.bash at main · maxGraph/maxGraph · GitHub

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#!/usr/bin/env bash

set -euo pipefail

# This script builds all examples in the packages directory.

# From the root of the repository, run " ./scripts/build-all-examples.bash"

# Options can be combined, run with "--help" for the list.

usage() {

echo "Usage: $0 [OPTIONS]"

echo

echo "Build all examples and display bundle sizes."

echo

echo "Options:"

echo " --fail-at-end Keep building the remaining examples after a failure, and report all the failures at the"

echo " very end, after the size sections. Exit non-zero if any build failed. Without this option,"

echo " the script stops at the first failing build. No effect with --list-size-only, which builds"

echo " nothing."

echo " --list-size-only Skip building, only display bundle sizes from existing dist/ directories"

echo " --help Show this help message"

return 0

}

LIST_SIZE_ONLY=false

FAIL_AT_END=false

while [[ $# -gt 0 ]]; do

case "$1" in

--help) usage; exit 0 ;;

--fail-at-end) FAIL_AT_END=true ;;

--list-size-only) LIST_SIZE_ONLY=true ;;

*) echo "Unknown option: $1"; usage; exit 1 ;;

esac

shift

done

# Names of the examples whose build failed, only filled when FAIL_AT_END is true

FAILED_EXAMPLES=()

if [[ "$LIST_SIZE_ONLY" = true ]]; then

echo "Skip building examples."

else

echo "Building all examples..."

for dir in packages/ts-example* packages/js-example*; do

if [[ -d "$dir" ]]; then

echo

echo "##################################################"

echo "Building $dir"

echo "##################################################"

if [[ "$FAIL_AT_END" = true ]]; then

# '|| build_exit_code=$?' keeps 'set -e' from aborting here, and only here, so the remaining examples are still

# built and the size sections are still printed

build_exit_code=0

(cd "$dir" && npm run build) || build_exit_code=$?

if [[ "$build_exit_code" -ne 0 ]]; then

echo "Build of $dir FAILED with exit code $build_exit_code"

FAILED_EXAMPLES+=("$(basename "$dir") (exit code $build_exit_code)")

else

(cd "$dir" && npm run build)

done

if [[ ${#FAILED_EXAMPLES[@]} -eq 0 ]]; then

echo "All examples built successfully."

else

echo "${#FAILED_EXAMPLES[@]} example(s) failed to build, see the summary at the end."

# Infer examples that produce JS bundles (frontend applications only)

EXAMPLES_FOR_TABLE=()

for dir in packages/js-example* packages/ts-example*; do

if [[ -d "$dir/dist" ]] && find "$dir/dist" -name "*.js" -type f -print -quit | grep -q .; then

EXAMPLES_FOR_TABLE+=("$(basename "$dir")")

done

for dir in packages/ts-example* packages/js-example*; do

if [[ -d "$dir" ]]; then

echo

echo "##################################################"

echo "Files in $dir/dist directory:"

echo "##################################################"

if [[ -d "$dir/dist" ]]; then

# Find all JS files and display sizes with 2 decimal places

# Use 1000 to match Vite's size display

find "$dir/dist" -name "*.js" -type f -exec ls -l {} \; | LC_NUMERIC=C awk '{

# Convert bytes to KB with 2 decimal places

size_kb = $5 / 1000

printf "%.2f kB %s\n", size_kb, $9

else

echo "No dist directory found in $dir"

done

# Collect bundle sizes (largest JS file per example = the one containing maxGraph)

# Use indexed array instead of associative array for bash 3.x compatibility (macOS). For the same reason, the loops

# below are counted rather than iterating over '${!EXAMPLES_FOR_TABLE[@]}', which aborts under 'set -u' in bash 3.x

# when the array is empty. --fail-at-end makes that case reachable, since every build failing leaves no dist at all.

BUNDLE_SIZES=()

for ((i = 0; i < ${#EXAMPLES_FOR_TABLE[@]}; i++)); do

dir="packages/${EXAMPLES_FOR_TABLE[$i]}"

if [[ -d "$dir/dist" ]]; then

BUNDLE_SIZES[$i]=$(find "$dir/dist" -name "*.js" -type f -exec ls -l {} \; | LC_NUMERIC=C awk '

{ if ($5 > max) max = $5 }

END { printf "%.2f", max / 1000 }

else

BUNDLE_SIZES[$i]=""

done

# Display markdown table

echo

echo "##################################################"

echo "Markdown table of bundle sizes"

echo "##################################################"

echo

echo "| Example | before | now |"

echo "| --- | --- | --- |"

for ((i = 0; i < ${#EXAMPLES_FOR_TABLE[@]}; i++)); do

size="${BUNDLE_SIZES[$i]}"

if [[ -n "$size" ]]; then

echo "| ${EXAMPLES_FOR_TABLE[$i]} | kB | $size kB |"

else

echo "| ${EXAMPLES_FOR_TABLE[$i]} | kB | N/A |"

done

# Display CSV format (header = example names, second line = sizes)

echo

echo "##################################################"

echo "CSV of bundle sizes (kB)"

echo "##################################################"

echo

csv_header=""

csv_values=""

for ((i = 0; i < ${#EXAMPLES_FOR_TABLE[@]}; i++)); do

size="${BUNDLE_SIZES[$i]:-N/A}"

csv_header="${csv_header:+$csv_header,}${EXAMPLES_FOR_TABLE[$i]}"

csv_values="${csv_values:+$csv_values,}$size"

done

echo "$csv_header"

echo "$csv_values"

# Report the failed builds last, so that the sizes above stay readable in the CI log, and fail the script

if [[ ${#FAILED_EXAMPLES[@]} -gt 0 ]]; then

echo

echo "##################################################"

echo "Failed builds"

echo "##################################################"

echo

for failed_example in "${FAILED_EXAMPLES[@]}"; do

echo "- $failed_example"

done

echo

echo "${#FAILED_EXAMPLES[@]} example(s) failed to build."

exit 1

maxGraph/scripts/build-all-examples.bash at main · maxGraph/maxGraph · GitHub

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