48 lines
1.7 KiB
JavaScript
Executable File
48 lines
1.7 KiB
JavaScript
Executable File
#! /usr/bin/env node
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const fs = require('fs')
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const glob = require('glob-promise')
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const variables = require('./helpers/variables')
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const log = require('./helpers/logger')
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const constants = require('./helpers/constants')
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const cleanPath = require('./helpers/clean-path')
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const replaceAllImportsRecursively = require('./helpers/replace-all-imports-recursively')
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const {
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deduplicateSolidityVersoins,
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deduplicateSolidityExpHeaders,
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deduplicateLicenses
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} = require('./helpers/deduplicate-lines')
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flatten()
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async function flatten() {
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const inputFileContent = await fs.readFileSync(variables.inputFilePath, 'utf8')
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let dir = variables.parentDir + constants.SLASH
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const isAbsolutePath = !dir.startsWith(constants.DOT)
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if (!isAbsolutePath) {
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dir = __dirname + constants.SLASH + dir
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}
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dir = cleanPath(dir)
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const path = variables.parentDir + constants.SOL
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const srcFiles = await getSourceFiles(dir, path)
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variables.srcFiles = srcFiles
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await replaceImports(inputFileContent, dir)
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}
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async function getSourceFiles(dir, path) {
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return await glob(path)
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}
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async function replaceImports(inputFileContent, dir) {
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let outputFileContent = await replaceAllImportsRecursively(inputFileContent, dir)
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outputFileContent = deduplicateLicenses(outputFileContent)
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outputFileContent = deduplicateSolidityVersoins(outputFileContent)
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outputFileContent = deduplicateSolidityExpHeaders(outputFileContent)
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if (!fs.existsSync(variables.outDir)) fs.mkdirSync(variables.outDir)
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const fileName = `${variables.flatContractPrefix}_flat.sol`
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const filePath = `${variables.outDir}/${fileName}`
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fs.writeFileSync(filePath, outputFileContent)
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log.info(`Success! Flat file ${fileName} is generated to ${variables.outDir} directory`)
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}
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