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immich/mobile/ios/scripts/xcode_flutter_build.sh

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#!/usr/bin/env bash
# Makes Flutter's builds through the Xcode GUI properly display errors and warnings
# in the Issue navigator
#
# Flutter's `xcode_backend.dart` runs `flutter assemble` with `allowFail: true`,
# which intentionally does not prefix output with `error:`. Unsure why they do this,
# but this script rebuilds the expected output so Xcode can parse and display the errors
set -o pipefail
# The Immich mobile root (containing the Dart `lib` directory). This is used to make
# absolute paths for Xcode linking
app_root="${FLUTTER_APPLICATION_PATH:-$SRCROOT/..}"
/bin/sh "$FLUTTER_ROOT/packages/flutter_tools/bin/xcode_backend.sh" build 2>&1 \
| awk -v app_root="$app_root" '
# Match Dart CFE diagnostics: <path>.dart:<line>:<col>: <Kind>: <message>
# Written for macOS/POSIX/BSD awk
{
# Always pass the original line through to preserve the original build log
print
if ($0 ~ /^.*\.dart:[0-9]+:[0-9]+: (Error|Warning|Context|Info):/) {
# Locate the ": Kind:" separator to split location from message.
rest = $0
if (match(rest, /: Error:/)) { kind = "Error"; keyword = "error" }
else if (match(rest, /: Warning:/)) { kind = "Warning"; keyword = "warning" }
else if (match(rest, /: Context:/)) { kind = "Context"; keyword = "note" }
else if (match(rest, /: Info:/)) { kind = "Info"; keyword = "note" }
# location = everything before ": Kind:" (e.g. "lib/foo.dart:12:5")
location = substr(rest, 1, RSTART - 1)
# message = everything after ": Kind:" (leading space preserved)
message = substr(rest, RSTART + length(": " kind ":"))
# Make the path absolute so Xcode links to it
if (location !~ /^\//)
location = app_root "/" location
printf "%s: %s:%s\n", location, keyword, message
}
}
'
exit "${PIPESTATUS[0]}"