easy-aos/src/lib/process.js

帮助配置arm-gcc开发环境，简化命令行。

import { spawn } from "child_process"
import readline from "readline"
import chalk from "chalk"
import i18n from "../lib/i18n"

const replace_params = function (params, env) {
	let regex = /\${([^}]+)}/g
	let match = regex.exec(params)
	while (match) {
		params = params.replace(/\${[^}]+}/, env[match[1]])
		match = regex.exec(params)
	}
	return params
}

const parse_params = function (params, env) {
	let new_params = []
	params.forEach(element => {
		if (typeof (element) == "object") {
			let condition = element.condition.match(/\${([^}]+)}/)[1]
			if (env[condition]) {
				element.params.forEach(e => {
					new_params.push(replace_params(e, env))
				})
			}
		} else {
			new_params.push(replace_params(element, env))
		}
	})
	return new_params
}

const match_line = function (line, logs, t) {
	if (logs) {
		for (let [reg, color] of logs.entries()) {
			let match = line.match(reg)
			if (match) {
				match.shift()
				let message = [],
					i = 0
				for (const m of match) {
					let set_color = color[i] || "white"
					if (i == 0) {
						message.push(chalk[set_color](t.__(m)))
					} else {
						message.push(chalk[set_color](m))
					}
					i += 1
				}
				console.log(message.join(" "))
			}
		}
	}
}

const run_command = (command, env) => {
	let t = new i18n(`log.${command.name}`)
	if (command.run) {
		command.params = parse_params(command.params, env)
		if (env.debug) {
			console.log(t.__("run command："), command.run, command.params.join(" "))
		} else {
			const child = spawn(command.run, command.params.join(" ").split(" "), { stdio: [process.stdin, null, null] })
			const stdout = readline.createInterface({
				input: child.stdout,
				terminal: true
			}).on("line", function (line) {
				if (env.full_log) {
					console.log(line)
				} else {
					match_line(line, command.logs.stdout, t)
				}
			})
			const stderr = readline.createInterface({
				input: child.stderr,
				terminal: true
			}).on("line", function (line) {
				if (env.full_log) {
					console.log(line)
				} else {
					match_line(line, command.logs.stderr, t)
				}
			})
		}
	}
}

export { parse_params }
export default run_command