lib/asmregex.js

// Copyright (c) 2018, Compiler Explorer Authors
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import * as utils from './utils';

const findQuotes = /(.*?)("(?:[^"\\]|\\.)*")(.*)/;

export class AsmRegex {
    constructor() {
        this.labelDef = /^(?:.proc\s+)?([\w$.@]+):/i;
    }

    static squashHorizontalWhitespace(line, atStart) {
        const quotes = line.match(findQuotes);
        if (quotes) {
            return this.squashHorizontalWhitespace(quotes[1], atStart) + quotes[2] +
                this.squashHorizontalWhitespace(quotes[3], false);
        }
        return utils.squashHorizontalWhitespace(line, atStart);
    }

    static filterAsmLine(line, filters) {
        if (!filters.trim) return line;
        return this.squashHorizontalWhitespace(line, true);
    }
}