generate.sh

#!/bin/bash

# Generates code.
#
# Instructions:
#   1. Clone https://github.com/apple/swift to any directory.
#   2. Let `SWIFT_BASE` be the directory where you cloned it.
#   3. Run `./generate $SWIFT_BASE`.
set -e

if [[ $(uname) = 'Darwin' ]]; then
  SED="gsed"
else
  SED="sed"
fi

SWIFT_BASE="$1"
if [ -z "$SWIFT_BASE" ]
then
  echo "SWIFT_BASE not specified. See instructions at the top of generate.sh."
  exit 1
fi

GYB="$SWIFT_BASE"/utils/gyb

GENERATED_FILES=(
  "Sources/SwiftFusion/Core/VectorN.swift"
  "Sources/SwiftFusion/Inference/FactorBoilerplate.swift"
  "Tests/SwiftFusionTests/Core/VectorNTests.swift"
)

for GENERATED_FILE in "${GENERATED_FILES[@]}"
do
  cat > "$GENERATED_FILE" << EOF
// WARNING: This is a generated file. Do not edit it. Instead, edit the corresponding ".gyb" file.
// See "generate.sh" in the root of this repository for instructions how to regenerate files.

EOF

  "$GYB" --line-directive '' "$GENERATED_FILE.gyb" >> "$GENERATED_FILE"
  $SED -i'' "s|###sourceLocation(file: \"$(pwd)/|###sourceLocation(file: \"|" "$GENERATED_FILE"
done