prisma-json-types-generator/dist/helpers/type-parser.js

Changes JsonValues to your custom typescript type

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseTypeSyntax = parseTypeSyntax;
/**
 * A function to parse the type syntax from a comment.
 *
 * @example `[TYPE] comment...`
 */
function parseTypeSyntax(text) {
    if (!text) {
        return null;
    }
    // remove leading and trailing whitespace
    text = text.trim();
    const literal = text[0] === '!';
    // No character is allowed before the opening bracket
    if (text[+literal] !== '[') {
        return null;
    }
    // Already know first char is [
    let nesting = 1;
    // converts into 0 or 1
    const start = +literal + 1;
    for (let i = start; i < text.length; i++) {
        // Skip escaped characters
        if (text[i - 1] !== '\\') {
            switch (text[i]) {
                case '[':
                    nesting++;
                    break;
                case ']':
                    nesting--;
                    break;
            }
        }
        if (nesting === 0) {
            const type = text.slice(start, i);
            // empty types are not allowed
            if (!type) {
                return null;
            }
            return { literal, type };
        }
    }
    return null;
}
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