{"version":3,"sources":["../../src/utils/strings.ts"],"sourcesContent":["const reStructuralChars = /(?[\\{\\}\\[\\]\\:\\#\\\"\\'\\\\\\\\~])/;\r\nconst reRequiresQuoting = /[\\,]/; // Characters that require quoting, not escaping\r\nconst escapeChars = /(?[\\n\\r\\t])/;\r\nconst reNewLine = /(?(\\r\\n?)|\\n)/g;\r\n\r\nexport const toOpenString = (str: string, escapeLines: boolean) => {\r\n str = str.replace(new RegExp(reStructuralChars, 'g'), '\\\\$1');\r\n\r\n if (escapeLines) {\r\n str = str.replace(reNewLine, '\\\\n');\r\n }\r\n\r\n return str;\r\n}\r\n\r\nexport const toRegularString = (str: string, escapeLines: boolean, encloser: string='\"') => {\r\n str = str.replace(new RegExp(escapeChars, 'g'), '\\\\$1');\r\n\r\n if (escapeLines) {\r\n str = str.replace(reNewLine, '\\\\n');\r\n }\r\n\r\n return `${encloser}${str.replace(new RegExp(encloser, 'g'), `\\\\${encloser}`)}${encloser}`;\r\n}\r\n\r\nexport const toRawString = (str: string, encloser: string='\"') => {\r\n return `r${encloser}${str.replace(new RegExp(encloser, 'g'), encloser + encloser)}${encloser}`;\r\n}\r\n\r\n// Regex to detect ANY string that looks like a number when parsed\r\n// This includes:\r\n// - Pure digits: \"123\", \"0001\", \"5001\"\r\n// - Negative numbers: \"-123\"\r\n// - Decimals: \"3.14\", \".5\", \"123.\"\r\n// - Scientific notation: \"1e10\", \"1E-5\"\r\n// - Special numeric values that IO parser recognizes\r\n// All of these MUST be quoted to preserve string type\r\nconst reNumericLooking = /^-?\\.?\\d/; // Starts with optional minus, optional dot, then digit\r\n\r\n// More precise check for values that would parse as numbers\r\nfunction looksLikeNumber(str: string): boolean {\r\n // Empty string is not a number\r\n if (str.length === 0) return false;\r\n\r\n // Check if it starts like a number (digit, or -/+ followed by digit, or . followed by digit)\r\n const first = str[0];\r\n if (first === '-' || first === '+') {\r\n if (str.length === 1) return false;\r\n const second = str[1];\r\n return second >= '0' && second <= '9' || second === '.';\r\n }\r\n if (first === '.') {\r\n if (str.length === 1) return false;\r\n const second = str[1];\r\n return second >= '0' && second <= '9';\r\n }\r\n // If it starts with a digit, it looks like a number\r\n return first >= '0' && first <= '9';\r\n}\r\n\r\n// Regex for Date/Time/DateTime\r\nconst reDate = /^\\d{4}-\\d{2}-\\d{2}$/;\r\nconst reTime = /^\\d{2}:\\d{2}(?::\\d{2}(?:\\.\\d+)?)?$/;\r\nconst reDateTime = /^\\d{4}-\\d{2}-\\d{2}[T ]\\d{2}:\\d{2}(?::\\d{2}(?:\\.\\d+)?)?(?:Z|[+-]\\d{2}:?\\d{2})?$/;\r\n\r\nconst ambiguousValues = new Set([\r\n 'null', 'N',\r\n 'true', 'T',\r\n 'false', 'F',\r\n 'Inf', '+Inf', '-Inf', 'NaN',\r\n 'undefined'\r\n]);\r\n\r\nfunction isAmbiguous(str: string): boolean {\r\n if (str === null || str === undefined) return true;\r\n if (str.length === 0) return true;\r\n if (ambiguousValues.has(str)) return true;\r\n // Any string that looks like a number must be quoted\r\n if (looksLikeNumber(str)) return true;\r\n if (reDate.test(str)) return true;\r\n if (reTime.test(str)) return true;\r\n if (reDateTime.test(str)) return true;\r\n return false;\r\n}\r\n\r\nexport const toAutoString = (str: string, escapeLines: boolean, encloser: string='\"') => {\r\n // Handle null/undefined\r\n if (str === null || str === undefined) {\r\n return '\"\"'; 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