#305

Committed 18 Jan 2024 09:05PM UTC coverage: 91.463% (+5.2%) from 86.214%

Build # #305

Build Type

push

Committed by

Commit Message

0.45.4

Run Details

1796 of 2095 branches covered (85.73%)

Branch coverage included in aggregate %.

5275 of 5636 relevant lines covered (93.59%)

8947.19 hits per line

Source File
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91.3

/src/extensions/GetStackTrace.ts

import {
    BrsString,
    RoArray,
    Callable,
    ValueKind,
    StdlibArgument,
    Int32,
    BrsInvalid,
    BrsType,
    isBrsString,
} from "../brsTypes";
import { Location } from "../lexer";
import { Interpreter } from "../interpreter";

const INTERNAL_REGEX_FILTER = /\(internal\)/;

/**
 * Returns a stack trace in the format:
 * [
 *   filename:line:column,
 *   ...
 * ]
 */
export const GetStackTrace = new Callable("GetStackTrace", {
    signature: {
        args: [
            new StdlibArgument("numEntries", ValueKind.Int32, new Int32(10)),
            new StdlibArgument("excludePatterns", ValueKind.Dynamic, BrsInvalid.Instance),
        ],
        returns: ValueKind.Object,
    },
    impl: (interpreter: Interpreter, numEntries: Int32, excludePatterns: BrsType) => {
        let stack = interpreter.stack;

        // Filter out any files that the consumer doesn't want to include
        if (excludePatterns instanceof RoArray) {
            excludePatterns.getValue().forEach((pattern) => {
                if (isBrsString(pattern)) {
                    let regexFilter = new RegExp(pattern.value);
                    stack = stack.filter((location) => !regexFilter.test(location.file));
                }
            });
        } else if (!(excludePatterns instanceof BrsInvalid)) {
            interpreter.stderr.write("Patterns to exclude argument must be an roArray");
        }

        return new RoArray(
            stack
                // Filter out any internal stack traces.
                .filter((location) => !INTERNAL_REGEX_FILTER.test(location.file))
                // Remove any duplicate entries that appear next to each other in the stack.
                .filter((location, index, locations) => {
                    if (index === 0) return true;
                    let prevLocation = locations[index - 1];
                    return !Location.equalTo(location, prevLocation);
                })
                .map(
                    (location) =>
                        new BrsString(
                            `${location.file}:${location.start.line}:${location.start.column}`
                        )
                )
                // Get the last item on the stack
                .slice(-1 * numEntries.getValue())
                .reverse()
        );
    },
});

1	import {	131✔
2	BrsString,
3	RoArray,
4	Callable,
5	ValueKind,
6	StdlibArgument,
7	Int32,
8	BrsInvalid,
9	BrsType,
10	isBrsString,
11	} from "../brsTypes";
12	import { Location } from "../lexer";	131✔
13	import { Interpreter } from "../interpreter";
14
15	const INTERNAL_REGEX_FILTER = /\(internal\)/;	131✔
16
17	/**
18	* Returns a stack trace in the format:
19	* [
20	* filename:line:column,
21	* ...
22	* ]
23	*/
24	export const GetStackTrace = new Callable("GetStackTrace", {	131✔
25	signature: {
26	args: [
27	new StdlibArgument("numEntries", ValueKind.Int32, new Int32(10)),
28	new StdlibArgument("excludePatterns", ValueKind.Dynamic, BrsInvalid.Instance),
29	],
30	returns: ValueKind.Object,
31	},
32	impl: (interpreter: Interpreter, numEntries: Int32, excludePatterns: BrsType) => {
33	let stack = interpreter.stack;	8✔
34
35	// Filter out any files that the consumer doesn't want to include
36	if (excludePatterns instanceof RoArray) {	8✔
37	excludePatterns.getValue().forEach((pattern) => {	4✔
38	if (isBrsString(pattern)) {	5✔
39	let regexFilter = new RegExp(pattern.value);	5✔
40	stack = stack.filter((location) => !regexFilter.test(location.file));	31✔
41	}
42	});
43	} else if (!(excludePatterns instanceof BrsInvalid)) {	4!
44	interpreter.stderr.write("Patterns to exclude argument must be an roArray");	×
45	}
46
47	return new RoArray(	8✔
48	stack
49	// Filter out any internal stack traces.
50	.filter((location) => !INTERNAL_REGEX_FILTER.test(location.file))	40✔
51	// Remove any duplicate entries that appear next to each other in the stack.
52	.filter((location, index, locations) => {
53	if (index === 0) return true;	36✔
54	let prevLocation = locations[index - 1];	28✔
55	return !Location.equalTo(location, prevLocation);	28✔
56	})
57	.map(
58	(location) =>
59	new BrsString(	26✔
60	`${location.file}:${location.start.line}:${location.start.column}`
61	)
62	)
63	// Get the last item on the stack
64	.slice(-1 * numEntries.getValue())
65	.reverse()
66	);
67	},
68	});

rokucommunity / brs / #305

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