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File Content: errors.js

'use strict';

class YAMLError extends Error {
    constructor(name, pos, code, message) {
        super();
        this.name = name;
        this.code = code;
        this.message = message;
        this.pos = pos;
    }
}
class YAMLParseError extends YAMLError {
    constructor(pos, code, message) {
        super('YAMLParseError', pos, code, message);
    }
}
class YAMLWarning extends YAMLError {
    constructor(pos, code, message) {
        super('YAMLWarning', pos, code, message);
    }
}
const prettifyError = (src, lc) => (error) => {
    if (error.pos[0] === -1)
        return;
    error.linePos = error.pos.map(pos => lc.linePos(pos));
    const { line, col } = error.linePos[0];
    error.message += ` at line ${line}, column ${col}`;
    let ci = col - 1;
    let lineStr = src
        .substring(lc.lineStarts[line - 1], lc.lineStarts[line])
        .replace(/[\n\r]+$/, '');
    // Trim to max 80 chars, keeping col position near the middle
    if (ci >= 60 && lineStr.length > 80) {
        const trimStart = Math.min(ci - 39, lineStr.length - 79);
        lineStr = '…' + lineStr.substring(trimStart);
        ci -= trimStart - 1;
    }
    if (lineStr.length > 80)
        lineStr = lineStr.substring(0, 79) + '…';
    // Include previous line in context if pointing at line start
    if (line > 1 && /^ *$/.test(lineStr.substring(0, ci))) {
        // Regexp won't match if start is trimmed
        let prev = src.substring(lc.lineStarts[line - 2], lc.lineStarts[line - 1]);
        if (prev.length > 80)
            prev = prev.substring(0, 79) + '…\n';
        lineStr = prev + lineStr;
    }
    if (/[^ ]/.test(lineStr)) {
        let count = 1;
        const end = error.linePos[1];
        if (end && end.line === line && end.col > col) {
            count = Math.max(1, Math.min(end.col - col, 80 - ci));
        }
        const pointer = ' '.repeat(ci) + '^'.repeat(count);
        error.message += `:\n\n${lineStr}\n${pointer}\n`;
    }
};

exports.YAMLError = YAMLError;
exports.YAMLParseError = YAMLParseError;
exports.YAMLWarning = YAMLWarning;
exports.prettifyError = prettifyError;

Name	Size	Permission
compose	---	0755
doc	---	0755
nodes	---	0755
parse	---	0755
schema	---	0755
stringify	---	0755
cli.d.ts	1254 bytes	0644
cli.mjs	7462 bytes	0644
errors.d.ts	1236 bytes	0644
errors.js	2124 bytes	0644
index.d.ts	1394 bytes	0644
index.js	1769 bytes	0644
log.d.ts	226 bytes	0644
log.js	459 bytes	0644
options.d.ts	10992 bytes	0644
public-api.d.ts	2864 bytes	0644
public-api.js	4187 bytes	0644
test-events.d.ts	96 bytes	0644
test-events.js	4274 bytes	0644
util.d.ts	835 bytes	0644
util.js	1008 bytes	0644
visit.d.ts	5048 bytes	0644
visit.js	9253 bytes	0644

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