scramjet/rewriter/wasm/build.sh
2024-12-17 15:29:58 -08:00

91 lines
4.6 KiB
Bash

#!/usr/bin/env bash
set -euo pipefail
shopt -s inherit_errexit
# Check for cargo and wasm-bindgen
which cargo wasm-bindgen wasm-opt &> /dev/null || {
echo "Please install cargo, wasm-bindgen, and wasm-opt! Exiting..."
exit 1
}
WBG="wasm-bindgen 0.2.99"
if ! [[ "$(wasm-bindgen -V)" =~ ^"$WBG" ]]; then
echo "Incorrect wasm-bindgen-cli version: '$(wasm-bindgen -V)' != '$WBG'"
exit 1
fi
if ! [ "${RELEASE:-0}" = "1" ]; then
: "${WASMOPTFLAGS:=-g}"
: "${FEATURES:=debug}"
else
: "${WASMOPTFLAGS:=}"
: "${FEATURES:=}"
fi
RUSTFLAGS='-C target-feature=+atomics,+bulk-memory,+simd128 -Zlocation-detail=none -Zfmt-debug=none' cargo build --lib --target wasm32-unknown-unknown -Z build-std=panic_abort,std -Z build-std-features=panic_immediate_abort --no-default-features --features "$FEATURES" --release
wasm-bindgen --target web --out-dir out/ ../target/wasm32-unknown-unknown/release/wasm.wasm
sed -i 's/import.meta.url/""/g' out/wasm.js
cd ../../
wasm-snip rewriter/wasm/out/wasm_bg.wasm -o rewriter/wasm/out/wasm_snipped.wasm \
-p 'oxc_regular_expression::.*' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_non_array_type' \
'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_declaration' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_import_type' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_operator_or_higher' \
'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_ts_interface_declaration' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_mapped_type' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_index_signature_declaration' \
'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_ts_import_equals_declaration' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_or_type_predicate' \
'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_ts_namespace_or_module_declaration_body' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_implements_clause' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_intersection_type_or_higher' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_type_name' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_literal_type_node' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_asserts_type_predicate' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_tuple_element_type' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_arguments_of_type_reference' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_call_signature_member' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::is_start_of_type' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_this_type_predicate' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_query' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_reference' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_operator' \
'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_literal' \
'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::is_at_enum_declaration'
#
# these are confirmed to break oxc
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_type' \
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_type_arguments_in_expression' \
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_type_parameters' \
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_class_element_modifiers' \
# 'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::eat_decorators' \
# 'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::is_nth_at_modifier' \
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::try_parse_type_arguments' \
# 'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::is_at_ts_index_signature_member' \
# 'oxc_parser::ts::types::<impl oxc_parser::ParserImpl>::parse_ts_return_type_annotation' \
# 'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_ts_type_annotation' \
# shellcheck disable=SC2086
time wasm-opt $WASMOPTFLAGS --converge -tnh -O4 --vacuum --dce --enable-threads --enable-bulk-memory --enable-simd rewriter/wasm/out/wasm_snipped.wasm -o rewriter/wasm/out/optimized.wasm
mkdir -p dist/
cp rewriter/wasm/out/optimized.wasm dist/scramjet.wasm.wasm
{
cat <<EOF
if ("document" in self && document?.currentScript) {
document.currentScript.remove();
}
EOF
echo -n "self.WASM = '"
base64 -w0 < "rewriter/wasm/out/optimized.wasm"
echo -n "';"
} > dist/scramjet.wasm.js
echo "Rewriter Build Complete!"