6077080524

Committed 04 Sep 2023 07:36PM UTC coverage: 72.289% (-2.0%) from 74.324%

Build # 6077080524

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #23 from RauliL/interactive

Add very simple interactive mode

Run Details

172 of 242 branches covered (0.0%)

Branch coverage included in aggregate %.

26 of 26 new or added lines in 4 files covered. (100.0%)

488 of 671 relevant lines covered (72.73%)

140.77 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

0.0

/src/interactive.ts

import * as readline from "readline";

import { Statement } from "./ast";
import { Context } from "./context";
import { executeScript } from "./execute";
import { lex } from "./lexer";
import { parse } from "./parser";
import { ExitStatus } from "./status";

export const runInteractive = (context: Context) => {
  const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
    prompt: "juokse:1> ",
  });
  let lineNumber = 1;

  rl.on("line", (source) => {
    let script: Statement[];

    try {
      script = parse(lex("<stdin>", lineNumber++, source));
    } catch (err) {
      console.error(err);
      return;
    }

    executeScript(context, script)
      .catch((err) => {
        console.error(err);
      })
      .finally(() => {
        rl.setPrompt(`juokse:${lineNumber}> `);
        rl.prompt();
      });
  });

  rl.on("close", () => {
    process.exit(ExitStatus.OK);
  });

  rl.prompt();
};

1	import * as readline from "readline";	×
2
3	import { Statement } from "./ast";
4	import { Context } from "./context";
5	import { executeScript } from "./execute";	×
6	import { lex } from "./lexer";	×
7	import { parse } from "./parser";	×
8	import { ExitStatus } from "./status";	×
9
10	export const runInteractive = (context: Context) => {	×
11	const rl = readline.createInterface({	×
12	input: process.stdin,
13	output: process.stdout,
14	prompt: "juokse:1> ",
15	});
16	let lineNumber = 1;	×
17
18	rl.on("line", (source) => {	×
19	let script: Statement[];
20
21	try {	×
22	script = parse(lex("<stdin>", lineNumber++, source));	×
23	} catch (err) {
24	console.error(err);	×
25	return;	×
26	}
27
28	executeScript(context, script)	×
29	.catch((err) => {
30	console.error(err);	×
31	})
32	.finally(() => {
33	rl.setPrompt(`juokse:${lineNumber}> `);	×
34	rl.prompt();	×
35	});
36	});
37
38	rl.on("close", () => {	×
39	process.exit(ExitStatus.OK);	×
40	});
41
42	rl.prompt();	×
43	};

RauliL / juokse / 6077080524

Source File Press 'n' to go to next uncovered line, 'b' for previous

Source File
Press 'n' to go to next uncovered line, 'b' for previous