build-bin.sh

#!/usr/bin/env bash
# Installs build tools (wasm-pack, maturin) into ./bin/ using versions
# from [workspace.metadata.tools] in Cargo.toml.
# Output is captured to .logs/build/build-bin.txt.
#
# Usage:
#   bash build-bin.sh

set -euo pipefail

MODULE="build-bin"
REPO_ROOT="$(cd "$(dirname "$0")" && pwd)"
LOG_DIR="$REPO_ROOT/.logs/build"
LOG_FILE="$LOG_DIR/$MODULE.txt"

mkdir -p "$LOG_DIR"

run() {
  # Parse tool versions from Cargo.toml [workspace.metadata.tools]
  WASM_PACK_VERSION=$(sed -n 's/^wasm-pack *= *"\(.*\)"/\1/p' "$REPO_ROOT/Cargo.toml")
  MATURIN_VERSION=$(sed -n 's/^maturin *= *"\(.*\)"/\1/p' "$REPO_ROOT/Cargo.toml")

  [ -n "$WASM_PACK_VERSION" ] || { echo "ERROR: Could not read wasm-pack version from Cargo.toml" >&2; exit 1; }
  [ -n "$MATURIN_VERSION" ] || { echo "ERROR: Could not read maturin version from Cargo.toml" >&2; exit 1; }

  BIN_DIR="$REPO_ROOT/bin"

  install_if_needed() {
    local name="$1" version="$2"
    local bin="$BIN_DIR/$name"
    if [ -x "$bin" ]; then
      local installed
      installed=$("$bin" --version 2>/dev/null | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | head -1)
      if [ "$installed" = "$version" ]; then
        echo "$name $version already installed, skipping."
        return
      fi
    fi
    echo "Installing $name $version..."
    cargo install "$name" --version "$version" --locked --root "$REPO_ROOT"
  }

  install_if_needed wasm-pack "$WASM_PACK_VERSION"
  install_if_needed maturin "$MATURIN_VERSION"

  echo "Done. Tools at $BIN_DIR/"
}

if run > "$LOG_FILE" 2>&1; then
  echo "$MODULE: SUCCESS"
else
  echo "$MODULE: ERROR"
  exit 1
fi