YeonGyu-Kim
76fad73550
Extract AST-grep tooling into single-responsibility files: - cli-binary-path-resolution.ts, sg-cli-path.ts - environment-check.ts, language-support.ts - process-output-timeout.ts, sg-compact-json-output.ts
90 lines
2.1 KiB
TypeScript
90 lines
2.1 KiB
TypeScript
import { existsSync } from "fs"
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import { CLI_LANGUAGES, NAPI_LANGUAGES } from "./language-support"
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import { getSgCliPath } from "./sg-cli-path"
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export interface EnvironmentCheckResult {
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cli: {
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available: boolean
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path: string
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error?: string
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}
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napi: {
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available: boolean
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error?: string
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}
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}
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/**
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* Check if ast-grep CLI and NAPI are available.
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* Call this at startup to provide early feedback about missing dependencies.
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*/
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export function checkEnvironment(): EnvironmentCheckResult {
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const cliPath = getSgCliPath()
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const result: EnvironmentCheckResult = {
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cli: {
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available: false,
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path: cliPath ?? "not found",
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},
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napi: {
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available: false,
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},
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}
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if (cliPath && existsSync(cliPath)) {
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result.cli.available = true
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} else if (!cliPath) {
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result.cli.error = "ast-grep binary not found. Install with: bun add -D @ast-grep/cli"
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} else {
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result.cli.error = `Binary not found: ${cliPath}`
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}
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// Check NAPI availability
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try {
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require("@ast-grep/napi")
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result.napi.available = true
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} catch (error) {
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result.napi.available = false
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result.napi.error = `@ast-grep/napi not installed: ${
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error instanceof Error ? error.message : String(error)
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}`
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}
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return result
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}
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/**
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* Format environment check result as user-friendly message.
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*/
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export function formatEnvironmentCheck(result: EnvironmentCheckResult): string {
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const lines: string[] = ["ast-grep Environment Status:", ""]
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// CLI status
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if (result.cli.available) {
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lines.push(`[OK] CLI: Available (${result.cli.path})`)
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} else {
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lines.push("[X] CLI: Not available")
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if (result.cli.error) {
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lines.push(` Error: ${result.cli.error}`)
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}
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lines.push(" Install: bun add -D @ast-grep/cli")
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}
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// NAPI status
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if (result.napi.available) {
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lines.push("[OK] NAPI: Available")
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} else {
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lines.push("[X] NAPI: Not available")
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if (result.napi.error) {
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lines.push(` Error: ${result.napi.error}`)
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}
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lines.push(" Install: bun add -D @ast-grep/napi")
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}
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lines.push("")
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lines.push(`CLI supports ${CLI_LANGUAGES.length} languages`)
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lines.push(`NAPI supports ${NAPI_LANGUAGES.length} languages: ${NAPI_LANGUAGES.join(", ")}`)
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return lines.join("\n")
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}
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