napi-rs/cli/src/build.ts

471 lines
13 KiB
TypeScript

import { execSync } from 'child_process'
import { existsSync } from 'fs'
import { join, parse, sep } from 'path'
import { Instance } from 'chalk'
import { Command, Option } from 'clipanion'
import { groupBy } from 'lodash-es'
import toml from 'toml'
import { getNapiConfig } from './consts'
import { debugFactory } from './debug'
import { createJsBinding } from './js-binding-template'
import { getDefaultTargetTriple, parseTriple } from './parse-triple'
import {
copyFileAsync,
mkdirAsync,
readFileAsync,
unlinkAsync,
writeFileAsync,
} from './utils'
const debug = debugFactory('build')
const chalk = new Instance({ level: 1 })
export class BuildCommand extends Command {
static usage = Command.Usage({
description: 'Build and copy native module into specified dir',
})
static paths = [['build']]
appendPlatformToFilename = Option.Boolean(`--platform`, false, {
description: `Add platform triple to the .node file. ${chalk.green(
'[name].linux-x64-gnu.node',
)} for example`,
})
isRelease = Option.Boolean(`--release`, false, {
description: `Bypass to ${chalk.green('cargo --release')}`,
})
configFileName?: string = Option.String('--config,-c', {
description: `napi config path, only JSON format accepted. Default to ${chalk.underline(
chalk.green('package.json'),
)}`,
})
cargoName?: string = Option.String('--cargo-name', {
description: `Override the ${chalk.green(
'name',
)} field in ${chalk.underline(chalk.yellowBright('Cargo.toml'))}`,
})
targetTripleDir = Option.String('--target', process.env.RUST_TARGET ?? '', {
description: `Bypass to ${chalk.green('cargo --target')}`,
})
features?: string = Option.String('--features', {
description: `Bypass to ${chalk.green('cargo --features')}`,
})
dts?: string = Option.String('--dts', 'index.d.ts', {
description: `The filename and path of ${chalk.green(
'.d.ts',
)} file, relative to cwd`,
})
cargoFlags = Option.String('--cargo-flags', '', {
description: `All the others flag passed to ${chalk.yellow('cargo')}`,
})
jsBinding = Option.String('--js', 'index.js', {
description: `Path to the JS binding file, pass ${chalk.underline(
chalk.yellow('false'),
)} to disable it`,
})
cargoCwd?: string = Option.String('--cargo-cwd', {
description: `The cwd of ${chalk.underline(
chalk.yellow('Cargo.toml'),
)} file`,
})
pipe?: string = Option.String('--pipe', {
description: `Pipe [${chalk.green(
'.js/.ts',
)}] files to this command, eg ${chalk.green('prettier -w')}`,
})
// https://github.com/napi-rs/napi-rs/issues/297
disableWindowsX32Optimize?: boolean = Option.Boolean(
'--disable-windows-x32-optimize',
true,
{
description: `Disable windows x32 ${chalk.green(
'lto',
)} and increase ${chalk.green(
'codegen-units',
)}. Enabled by default. See ${chalk.underline.blue(
'https://github.com/napi-rs/napi-rs/issues/297',
)}`,
},
)
destDir = Option.String({
required: false,
})
async execute() {
const cwd = this.cargoCwd
? join(process.cwd(), this.cargoCwd)
: process.cwd()
const releaseFlag = this.isRelease ? `--release` : ''
const targetFlag = this.targetTripleDir
? `--target ${this.targetTripleDir}`
: ''
const featuresFlag = this.features ? `--features ${this.features}` : ''
const triple = this.targetTripleDir
? parseTriple(this.targetTripleDir)
: getDefaultTargetTriple(
execSync('rustup show active-toolchain', {
env: process.env,
}).toString('utf8'),
)
debug(`Current triple is: ${chalk.green(triple.raw)}`)
const externalFlags = [
releaseFlag,
targetFlag,
featuresFlag,
this.cargoFlags,
]
.filter((flag) => Boolean(flag))
.join(' ')
const cargoCommand = `cargo build ${externalFlags}`
const intermediateTypeFile = join(__dirname, `type_def.${Date.now()}.tmp`)
debug(`Run ${chalk.green(cargoCommand)}`)
const additionalEnv = {}
if (
triple.arch === 'ia32' &&
triple.platform === 'win32' &&
triple.abi === 'msvc' &&
this.disableWindowsX32Optimize
) {
Object.assign(additionalEnv, {
CARGO_PROFILE_RELEASE_CODEGEN_UNITS: 256,
CARGO_PROFILE_RELEASE_LTO: false,
})
}
execSync(cargoCommand, {
env: {
...process.env,
...additionalEnv,
TYPE_DEF_TMP_PATH: intermediateTypeFile,
},
stdio: 'inherit',
cwd,
})
const { binaryName, packageName } = getNapiConfig(this.configFileName)
let dylibName = this.cargoName
if (!dylibName) {
let tomlContentString: string
let tomlContent: any
try {
debug('Start read toml')
tomlContentString = await readFileAsync(
join(cwd, 'Cargo.toml'),
'utf-8',
)
} catch {
throw new TypeError(`Could not find Cargo.toml in ${cwd}`)
}
try {
debug('Start parse toml')
tomlContent = toml.parse(tomlContentString)
} catch {
throw new TypeError('Could not parse the Cargo.toml')
}
if (tomlContent.package?.name) {
dylibName = tomlContent.package.name.replace(/-/g, '_')
} else {
throw new TypeError('No package.name field in Cargo.toml')
}
if (!tomlContent.lib?.['crate-type']?.includes?.('cdylib')) {
throw new TypeError(
`Missing ${chalk.green('create-type = ["cdylib"]')} in ${chalk.green(
'[lib]',
)}`,
)
}
}
debug(`Dylib name: ${chalk.greenBright(dylibName)}`)
const platform = triple.platform
let libExt
debug(`Platform: ${chalk.greenBright(platform)}`)
// Platform based massaging for build commands
switch (platform) {
case 'darwin':
libExt = '.dylib'
dylibName = `lib${dylibName}`
break
case 'win32':
libExt = '.dll'
break
case 'linux':
case 'freebsd':
case 'openbsd':
case 'android':
case 'sunos':
dylibName = `lib${dylibName}`
libExt = '.so'
break
default:
throw new TypeError(
'Operating system not currently supported or recognized by the build script',
)
}
const targetRootDir = await findUp(cwd)
if (!targetRootDir) {
throw new TypeError('No target dir found')
}
const targetDir = join(
this.targetTripleDir,
this.isRelease ? 'release' : 'debug',
)
const platformName = this.appendPlatformToFilename
? `.${triple.platformArchABI}`
: ''
debug(`Platform name: ${platformName || chalk.green('[Empty]')}`)
const distFileName = `${binaryName}${platformName}.node`
const distModulePath = join(this.destDir ?? '.', distFileName)
const parsedDist = parse(distModulePath)
if (parsedDist.dir && !existsSync(parsedDist.dir)) {
await mkdirAsync(parsedDist.dir, { recursive: true }).catch((e) => {
console.warn(
chalk.bgYellowBright(
`Create dir [${parsedDist.dir}] failed, reason: ${e.message}`,
),
)
})
}
const sourcePath = join(
targetRootDir,
'target',
targetDir,
`${dylibName}${libExt}`,
)
if (existsSync(distModulePath)) {
debug(`remove old binary [${chalk.yellowBright(distModulePath)}]`)
await unlinkAsync(distModulePath)
}
debug(`Write binary content to [${chalk.yellowBright(distModulePath)}]`)
await copyFileAsync(sourcePath, distModulePath)
const dtsFilePath = join(
process.cwd(),
this.destDir ?? '.',
this.dts ?? 'index.d.ts',
)
const idents = await processIntermediateTypeFile(
intermediateTypeFile,
dtsFilePath,
)
if (this.pipe) {
const pipeCommand = `${this.pipe} ${dtsFilePath}`
console.info(`Run ${chalk.green(pipeCommand)}`)
try {
execSync(pipeCommand, { stdio: 'inherit', env: process.env })
} catch (e) {
console.warn(
chalk.bgYellowBright('Pipe the dts file to command failed'),
e,
)
}
}
const jsBindingFilePath =
this.jsBinding && this.jsBinding !== 'false'
? join(process.cwd(), this.jsBinding)
: null
await writeJsBinding(binaryName, packageName, jsBindingFilePath, idents)
if (this.pipe && jsBindingFilePath) {
const pipeCommand = `${this.pipe} ${jsBindingFilePath}`
console.info(`Run ${chalk.green(pipeCommand)}`)
try {
execSync(pipeCommand, { stdio: 'inherit', env: process.env })
} catch (e) {
console.warn(
chalk.bgYellowBright('Pipe the js binding file to command failed'),
e,
)
}
}
}
}
async function findUp(dir = process.cwd()): Promise<string | null> {
const dist = join(dir, 'target')
if (existsSync(dist)) {
return dir
}
const dirs = dir.split(sep)
if (dirs.length < 2) {
return null
}
dirs.pop()
return findUp(dirs.join(sep))
}
interface TypeDef {
kind: 'fn' | 'struct' | 'impl' | 'enum' | 'interface'
name: string
def: string
js_mod?: string
js_doc: string
}
async function processIntermediateTypeFile(
source: string,
target: string,
): Promise<string[]> {
const idents: string[] = []
if (!existsSync(source)) {
debug(`do not find tmp type file. skip type generation`)
return idents
}
const tmpFile = await readFileAsync(source, 'utf8')
const lines = tmpFile
.split('\n')
.map((line) => line.trim())
.filter(Boolean)
const dtsHeader = `/* eslint-disable */
export class ExternalObject<T> {
readonly '': {
readonly '': unique symbol
[K: symbol]: T
}
}\n`
const allDefs = lines.map((line) => JSON.parse(line) as TypeDef)
function convertDefs(defs: TypeDef[], nested = false): string {
const classes = new Map<string, { def: string; js_doc: string }>()
const impls = new Map<string, string>()
let dts = ''
const nest = nested ? 2 : 0
defs.forEach((def) => {
switch (def.kind) {
case 'struct':
if (!nested) {
idents.push(def.name)
}
classes.set(def.name, { def: def.def, js_doc: def.js_doc })
break
case 'impl':
impls.set(def.name, `${def.js_doc}${def.def}`)
break
case 'interface':
dts +=
indentLines(`${def.js_doc}export interface ${def.name} {`, nest) +
'\n'
dts += indentLines(def.def, nest + 2) + '\n'
dts += indentLines(`}`, nest) + '\n'
break
case 'enum':
dts +=
indentLines(`${def.js_doc}export enum ${def.name} {`, nest) + '\n'
dts += indentLines(def.def, nest + 2) + '\n'
dts += indentLines(`}`, nest) + '\n'
break
default:
if (!nested) {
idents.push(def.name)
}
dts += indentLines(`${def.js_doc}${def.def}`, nest) + '\n'
}
})
for (const [name, { js_doc, def }] of classes.entries()) {
const implDef = impls.get(name)
dts += indentLines(`${js_doc}export class ${name} {`, nest)
if (def) {
dts += '\n' + indentLines(def, nest + 2)
}
if (implDef) {
dts += '\n' + indentLines(implDef, nest + 2)
}
if (def || implDef) {
dts += '\n'
} else {
dts += ` `
}
dts += indentLines(`}`, nest) + '\n'
}
return dts
}
const topLevelDef = convertDefs(allDefs.filter((def) => !def.js_mod))
const namespaceDefs = Object.entries(
groupBy(
allDefs.filter((def) => def.js_mod),
'js_mod',
),
).reduce((acc, [mod, defs]) => {
idents.push(mod)
return acc + `export namespace ${mod} {\n${convertDefs(defs, true)}}\n`
}, '')
await unlinkAsync(source)
await writeFileAsync(target, dtsHeader + topLevelDef + namespaceDefs, 'utf8')
return idents
}
function indentLines(input: string, spaces: number) {
return input
.split('\n')
.map(
(line) =>
''.padEnd(spaces, ' ') +
(line.startsWith(' *') ? line.trimEnd() : line.trim()),
)
.join('\n')
}
async function writeJsBinding(
localName: string,
packageName: string,
distFileName: string | null,
idents: string[],
) {
if (distFileName) {
const template = createJsBinding(localName, packageName)
const declareCodes = `const { ${idents.join(', ')} } = nativeBinding\n`
const exportsCode = idents.reduce(
(acc, cur) => `${acc}\nmodule.exports.${cur} = ${cur}`,
'',
)
await writeFileAsync(
distFileName,
template + declareCodes + exportsCode + '\n',
'utf8',
)
}
}