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#!/usr/bin/env bash
set -eo pipefail 2>/dev/null || set -eo
#set -euo pipefail
#shopt -s inherit_errexit
which cargo wasm-bindgen wasm-opt wasm-snip &> /dev/null || {
echo "Please install cargo, wasm-bindgen, wasm-opt from https://github.com/WebAssembly/binaryen, and wasm-snip from https://github.com/r58playz/wasm-snip!"
exit 1
}
WBG="wasm-bindgen 0.2.100"
if ! [[ "$(wasm-bindgen -V)" =~ ^"$WBG" ]]; then
echo "Incorrect wasm-bindgen-cli version: '$(wasm-bindgen -V)' != '$WBG'"
exit 1
fi
if true; then
WASMOPTFLAGS="${WASMOPTFLAGS:-} -g"
FEATURES="debug,${FEATURES:-}"
else
: "${WASMOPTFLAGS:=}"
: "${FEATURES:=}"
fi
(
export RUSTFLAGS='-Zlocation-detail=none -Zfmt-debug=none'
if [ "${OPTIMIZE_FOR_SIZE:-0}" = "1" ]; then
export RUSTFLAGS="${RUSTFLAGS} -C opt-level=z"
fi
STD_FEATURES="panic_immediate_abort"
if [ "${OPTIMIZE_FOR_SPEED:-0}" = "0" ]; then
STD_FEATURES="${STD_FEATURES},optimize_for_size"
fi
cargo build --release --target wasm32-unknown-unknown \
-Z build-std=panic_abort,std -Z build-std-features=${STD_FEATURES} \
--no-default-features --features "$FEATURES"
)
wasm-bindgen --target web --out-dir out/ ../target/wasm32-unknown-unknown/release/wasm.wasm
if [[ "$OSTYPE" == "darwin"* ]] || [[ "$OSTYPE" == "freebsd"* ]] || [[ "$OSTYPE" == "dragonfly"* ]]; then
sed -i '' 's/import.meta.url/""/g' out/wasm.js
else
sed -i 's/import.meta.url/""/g' out/wasm.js
fi
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::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' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_element' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_identifier' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_element_name' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_children' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_fragment' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_expression_container' \
'oxc_parser::jsx::<impl oxc_parser::ParserImpl>::parse_jsx_expression'
#
# these are confirmed to break oxc
# 'oxc_parser::ts::statement::<impl oxc_parser::ParserImpl>::parse_declaration' \
# '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' \
if [ "${RELEASE:-0}" = "1" ]; then
(
G="--generate-global-effects"
# shellcheck disable=SC2086
time wasm-opt $WASMOPTFLAGS \
rewriter/wasm/out/wasm_snipped.wasm -o rewriter/wasm/out/optimized.wasm \
--converge -tnh --vacuum \
$G -O4 $G --flatten $G --rereloop $G -O4 $G -O4 $G -O4 \
$G -Oz $G --flatten $G --rereloop $G -Oz $G -Oz $G -Oz \
$G --code-folding $G --const-hoisting $G --dae $G --flatten $G --merge-locals \
$G -O4 $G --flatten $G --rereloop $G -O4 $G -O4 $G -O4 \
$G -Oz $G --flatten $G --rereloop $G -Oz $G -Oz $G -Oz
)
else
cp rewriter/wasm/out/wasm_snipped.wasm rewriter/wasm/out/optimized.wasm
fi
mkdir -p dist/
cp rewriter/wasm/out/optimized.wasm dist/scramjet.wasm.wasm
echo "Rewriter Build Complete!" |