49 lines
1.3 KiB
Bash
Executable File
49 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2019-2020 @polkadot/wasm authors & contributors
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# This software may be modified and distributed under the terms
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# of the Apache-2.0 license. See the LICENSE file for details.
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set -e
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WSM=pkg/wasm_bg.wasm
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OPT=pkg/wasm_opt.wasm
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ASM=build/wasm/asm.js
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echo "*** Building package"
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# cleanup old
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echo "*** Cleaning old builds"
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rm -rf ./build ./pkg
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mkdir -p build/js build/wasm
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# copy our package interfaces
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echo "*** Copying package sources"
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cp package.json build/
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cp src/index.d.ts src/index.js build/
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cp src/js/* build/js/
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cp src/wasm/* build/wasm/
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# build new via wasm-pack
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echo "*** Building WASM output"
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wasm-pack build --release --scope polkadot --target web
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# optimise
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echo "*** Optimising WASM output"
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../../binaryen/bin/wasm-opt $WSM -Os -o $OPT
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# convert wasm to base64 structure
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echo "*** Packing WASM into baseX"
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node ../../scripts/pack-wasm-base.js
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# build asmjs version from the input (optimised) WASM
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echo "*** Building asm.js version"
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../../binaryen/bin/wasm2js --output $ASM $OPT
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# cleanup the generated asm, converting to cjs
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sed -i -e '/import {/d' $ASM
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echo "const imports = require('../js/imports');
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$(cat $ASM)" > $ASM
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sed -i -e 's/{abort.*},memasmFunc/imports, memasmFunc/g' $ASM
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sed -i -e 's/export var /module\.exports\./g' $ASM
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rm -rf build/wasm/*-e
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