Method readValue

shared/rison.ts:392–418

()

    }

    readValue(): JSONValue {
        const c = this.next();
        const fn = c && this.table[c];

        if (fn) return fn.apply(this);

        // fell through table, parse as an id

        const s = this.string;
        const i = this.index - 1;

        // Regexp.lastIndex may not work right in IE before 5.5?
        // g flag on the regexp is also necessary
        next_id.lastIndex = i;
        const m = unwrap(next_id.exec(s));

        // console.log('matched id', i, r.lastIndex);

        if (m.length > 0) {
            const id = m[0];
            this.index = i + id.length;
            return id; // a string
        }

        if (c) this.error("invalid character: '" + c + "'");
        this.error('empty expression');
    }

    next(): string | undefined {
        let c: string;