react-native-macos/scripts/circleci/report-bundle-size.sh

#!/bin/bash
# Copyright (c) Facebook, Inc. and its affiliates.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.

function diskusage {
  # If the environment variable BLOCKSIZE is set, and the -k option is not
  # specified, the block counts will be displayed in units of that size block.
  # If BLOCKSIZE is not set, and the -k option is not specified, the block
  # counts will be displayed in 512-byte blocks.
  local path=$1
  du -s "$path" | awk "{size = \$0 * ${BLOCKSIZE:-512}} END {print size}"
}

function comment {
  local body=$1
  local replace=$2
  GITHUB_OWNER=${CIRCLE_PROJECT_USERNAME:-facebook} \
  GITHUB_REPO=${CIRCLE_PROJECT_REPONAME:-react-native} \
  GITHUB_PR_NUMBER="$CIRCLE_PR_NUMBER" \
  node bots/make-comment.js "$body" "$replace"
}

case $1 in
  "android")
    # Outputs:
    #     | App      | Platform | Engine | Arch        | Size (bytes) |
    #     |:---------|:---------|:-------|:------------|-------------:|
    #     | RNTester | Android  | hermes | arm64-v8a   |      9437184 |
    #     | RNTester | Android  | hermes | armeabi-v7a |      9015296 |
    #     | RNTester | Android  | hermes | x86         |      9498624 |
    #     | RNTester | Android  | hermes | x86_64      |      9965568 |
    #     | RNTester | Android  | jsc    | arm64-v8a   |      9236480 |
    #     | RNTester | Android  | jsc    | armeabi-v7a |      8814592 |
    #     | RNTester | Android  | jsc    | x86         |      9297920 |
    #     | RNTester | Android  | jsc    | x86_64      |      9764864 |
    eol=$'\n'
    size_report="| App      | Platform | Engine | Arch        | Size (bytes) |$eol"
    size_report+="|:---------|:---------|:-------|:------------|-------------:|$eol"
    for engine in hermes jsc; do
      outputs="RNTester/android/app/build/outputs/apk/$engine/release"
      if [[ -d "$outputs" ]]; then
        for arch in arm64-v8a armeabi-v7a x86 x86_64; do
          apk="$outputs/app-$engine-$arch-release.apk"
          if [[ -f "$apk" ]]; then
            size_report+="| RNTester | Android | $engine | $arch | $(diskusage "$apk") |$eol"
          else
            size_report+="| RNTester | Android | $engine | $arch | n/a |$eol"
          fi
        done
      fi
    done
    comment "$size_report" "RNTester \\| Android"
    ;;
  "ios")
    # Outputs:
    #     RNTester.app (iOS): 9535488 bytes
    binary='RNTester/build/Build/Products/Release-iphonesimulator/RNTester.app/RNTester'
    if [[ -f "$binary" ]]; then
      comment "RNTester.app (iOS): $(diskusage "$binary") bytes" "^RNTester.app \\(iOS\\)"
    fi
    ;;
  *)
    echo "Syntax: $0 [android | ios]"
    exit 1
esac