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feat(tools/spxls): implement initial LSP features
- Add WASM adapter for spxls. - Implement spxlc (JavaScript client for spxls). - Add `MapFS` implementation for file system operations. - Implement `textDocument/formatting` LSP capability. - Fix multiple `var` blocks handling in spx source code. (Fixes #752) - Fix declaration order requirements (vars -> funcs -> others). (Fixes #591) - Set up basic project layout. Updates #1059 Signed-off-by: Aofei Sheng <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| import { Files, NewSpxls, NotificationMessage, RequestMessage, ResponseMessage, Spxls } from '.' | ||
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| /** | ||
| * Client wrapper for the spxls. | ||
| */ | ||
| export class Spxlc { | ||
| private ls: Spxls | ||
| private nextRequestId: number = 1 | ||
| private pendingRequests = new Map<number, { | ||
| resolve: (response: any) => void | ||
| reject: (error: any) => void | ||
| }>() | ||
| private notificationHandlers = new Map<string, (params: any) => void>() | ||
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| /** | ||
| * Creates a new client instance. | ||
| * @param filesProvider Function that provides access to workspace files. | ||
| */ | ||
| constructor(filesProvider: () => Files) { | ||
| const ls = NewSpxls(filesProvider, this.handleMessage.bind(this)) | ||
| if (ls instanceof Error) throw ls | ||
| this.ls = ls | ||
| } | ||
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| /** | ||
| * Handles messages from the language server. | ||
| * @param message Message from the server. | ||
| * @throws Error if the message type is unknown. | ||
| */ | ||
| private handleMessage(message: ResponseMessage | NotificationMessage): void { | ||
| if ('id' in message) return this.handleResponseMessage(message) | ||
| if ('method' in message) return this.handleNotificationMessage(message) | ||
| throw new Error('unknown message type') | ||
| } | ||
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| /** | ||
| * Handles response messages from the language server. | ||
| * @param message Response message from the server. | ||
| * @throws Error if no pending request is found for the message ID. | ||
| */ | ||
| private handleResponseMessage(message: ResponseMessage): void { | ||
| const pending = this.pendingRequests.get(message.id) | ||
| if (pending == null) throw new Error(`no pending request found for id: ${message.id}`) | ||
| this.pendingRequests.delete(message.id) | ||
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| if ('error' in message) pending.reject(message.error) | ||
| else pending.resolve(message.result) | ||
| } | ||
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| /** | ||
| * Handles notification messages from the language server. | ||
| * @param message Notification message from the server. | ||
| * @throws Error if no handler is found for the notification method. | ||
| */ | ||
| private handleNotificationMessage(message: NotificationMessage): void { | ||
| const handler = this.notificationHandlers.get(message.method) | ||
| if (handler == null) throw new Error(`no notification handler found for method: ${message.method}`) | ||
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| handler(message.params) | ||
| } | ||
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| /** | ||
| * Sends a request to the language server and waits for response. | ||
| * @param method LSP method name. | ||
| * @param params Method parameters. | ||
| * @returns Promise that resolves with the response. | ||
| */ | ||
| request<T>(method: string, params?: any): Promise<T> { | ||
| return new Promise((resolve, reject) => { | ||
| const id = this.nextRequestId++ | ||
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| const message: RequestMessage = { | ||
| jsonrpc: '2.0', | ||
| id, | ||
| method, | ||
| params | ||
| } | ||
| const err = this.ls.handleMessage(message) | ||
| if (err != null) reject(err) | ||
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| this.pendingRequests.set(id, { resolve, reject }) | ||
| }) | ||
| } | ||
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| /** | ||
| * Sends a notification to the language server (no response expected). | ||
| * @param method LSP method name. | ||
| * @param params Method parameters. | ||
| */ | ||
| notify(method: string, params?: any): void { | ||
| const message: NotificationMessage = { | ||
| jsonrpc: '2.0', | ||
| method, | ||
| params | ||
| } | ||
| const err = this.ls.handleMessage(message) | ||
| if (err != null) throw err | ||
| } | ||
|
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| /** | ||
| * Registers a handler for server notifications. | ||
| * @param method LSP method name. | ||
| * @param handler Function to handle the notification. | ||
| */ | ||
| onNotification(method: string, handler: (params: any) => void): void { | ||
| this.notificationHandlers.set(method, handler) | ||
| } | ||
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| /** | ||
| * Cleans up client resources. | ||
| */ | ||
| dispose(): void { | ||
| this.pendingRequests.clear() | ||
| this.notificationHandlers.clear() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| module github.com/goplus/builder/tools/spxls | ||
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| go 1.21.0 | ||
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| require ( | ||
| github.com/goplus/gop v1.2.6 | ||
| github.com/stretchr/testify v1.9.0 | ||
| ) | ||
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| require ( | ||
| github.com/davecgh/go-spew v1.1.1 // indirect | ||
| github.com/goplus/gogen v1.15.2 // indirect | ||
| github.com/pmezard/go-difflib v1.0.0 // indirect | ||
| github.com/qiniu/x v1.13.10 // indirect | ||
| gopkg.in/yaml.v3 v3.0.1 // indirect | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= | ||
| github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
| github.com/goplus/gogen v1.15.2 h1:Q6XaSx/Zi5tWnjfAziYsQI6Jv6MgODRpFtOYqNkiiqM= | ||
| github.com/goplus/gogen v1.15.2/go.mod h1:92qEzVgv7y8JEFICWG9GvYI5IzfEkxYdsA1DbmnTkqk= | ||
| github.com/goplus/gop v1.2.6 h1:kog3c5Js+8EopqmI4+CwueXsqibnBwYVt5q5N7juRVY= | ||
| github.com/goplus/gop v1.2.6/go.mod h1:uREWbR1MrFaviZ4Mbx4ZCcAYDoqzO0iv1Qo6Np0Xx4E= | ||
| github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= | ||
| github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
| github.com/qiniu/x v1.13.10 h1:J4Z3XugYzAq85SlyAfqlKVrbf05glMbAOh+QncsDQpE= | ||
| github.com/qiniu/x v1.13.10/go.mod h1:INZ2TSWSJVWO/RuELQROERcslBwVgFG7MkTfEdaQz9E= | ||
| github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg= | ||
| github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= | ||
| gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= | ||
| gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= | ||
| gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= |
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