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emilkrebs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| import { createRef } from "react"; | ||
| import { Diagnostic } from "../langium-utils/langium-ast"; | ||
| import React from "react"; | ||
|
|
||
| interface PreviewProps { | ||
| diagnostics?: Diagnostic[]; | ||
| } | ||
|
|
||
| interface PreviewState { | ||
| diagnostics?: Diagnostic[]; | ||
| messages: TerminalMessage[]; | ||
| } | ||
|
|
||
| interface TerminalMessage { | ||
| type: "notification" | "error" | "output"; | ||
| content: string | string[]; | ||
| } | ||
|
|
||
| export class LoxPreview extends React.Component<PreviewProps, PreviewState> { | ||
| terminalContainer: React.RefObject<HTMLDivElement>; | ||
| constructor(props: PreviewProps) { | ||
| super(props); | ||
| this.state = { | ||
| diagnostics: props.diagnostics, | ||
| messages: [], | ||
| }; | ||
|
|
||
| this.terminalContainer = createRef<HTMLDivElement>(); | ||
| } | ||
|
|
||
| println(text: string) { | ||
| this.setState((state) => ({ | ||
| messages: [...state.messages, { type: "output", content: text }], | ||
| })); | ||
| } | ||
|
|
||
| error(text: string) { | ||
| this.setState((state) => ({ | ||
| messages: [...state.messages, { type: "error", content: text }], | ||
| })); | ||
| } | ||
|
|
||
| clear() { | ||
| this.setState({ messages: [] }); | ||
| } | ||
|
|
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| setDiagnostics(diagnostics: Diagnostic[]) { | ||
| this.setState({ diagnostics: diagnostics }); | ||
|
|
||
| } | ||
|
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| render() { | ||
| // if the code doesn't contain any errors and the diagnostics aren't warnings | ||
| if (this.state.diagnostics == null || this.state.diagnostics.filter((i) => i.severity === 1).length == 0) { | ||
|
|
||
| // auto scroll to bottom | ||
| const terminal = this.terminalContainer.current; | ||
| const newLine = terminal?.lastElementChild; | ||
| if (newLine && terminal) { | ||
| const rect = newLine.getBoundingClientRect(); | ||
| if (rect.bottom <= terminal.getBoundingClientRect().bottom) { | ||
| newLine.scrollIntoView(); | ||
| } | ||
| } | ||
|
|
||
| return ( | ||
| <div> | ||
| <div className="text-sm flex flex-col p-4 overflow-x-hidden overflow-y-scroll" ref={this.terminalContainer}> | ||
| {this.state.messages.map((message, index) => | ||
| <p key={index} className={message.type == "error" ? "text-base text-accentRed" : "text-white"}>{message.type == "error" ? "An error occurred: " : ""} {message.content}</p> | ||
| )} | ||
| </div> | ||
| </div> | ||
| ); | ||
| } | ||
|
|
||
| // Show the exception | ||
| return ( | ||
| <div className="flex flex-col h-full w-full p-4 justify-start items-center my-10" > | ||
| <div className="text-white border-2 border-solid border-accentRed rounded-md p-4 text-left text-sm cursor-default"> | ||
| {this.state.diagnostics.filter((i) => i.severity === 1).map((diagnostic, index) => | ||
| <details key={index}> | ||
| <summary>{`Line ${diagnostic.range.start.line}-${diagnostic.range.end.line}: ${diagnostic.message}`}</summary> | ||
| <p>Source: {diagnostic.source} | Code: {diagnostic.code}</p> | ||
| </details> | ||
| )} | ||
| </div> | ||
| </div> | ||
| ); | ||
| } | ||
| } |