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Example:\n    //\n    // function foo(value) {\n    //     return 'foo ' + String(value.length);\n    // }\n    // \n    // Functions defined in this file can be used in RBQL queries e.g. \n    // SELECT foo(a1), a2 WHERE foo(a3) != 'foo 5' LIMIT 10\n    //\n    // Don't forget to save this file after editing!\n    //\n    // Write your own functions bellow this line:\n    ".replace(new RegExp(/^  */,"mg"),"")},e.exports.get_default_python_udf_content=function(){return"# This file can be used to store RBQL UDFs. Example:\n    #\n    # def foo(value):\n    #     return 'foo ' + str(len(value))\n    # \n    # \n    # Functions defined in this file can be used in RBQL queries e.g. \n    # SELECT foo(a1), a2 WHERE foo(a3) != 'foo 5' LIMIT 10\n    #\n    # Don't forget to save this file after editing!\n    #\n    # Write your own functions bellow this line:\n    ".replace(new RegExp(/^  */,"mg"),"")},e.exports.align_columns=function(e,t,r,n,i){let o=[],s=e.lineCount,a=!1,l=!0;for(let c=0;c<s;c++){let _=e.lineAt(c).text;if(n&&_.startsWith(n)){o.push(_);continue}if(c+1==s&&""==_){o.push(_);continue}let p=u.smart_split(_,t,r,!0)[0];for(let e=0;e<p.length&&!(e>=i.length);e++){let t=e+1==i.length,r=f(p[e],l,i[e],t);p[e]!=r&&(p[e]=r,a=!0)}l=!1,o.push(p.join(t))}return a?o.join("\n"):null},e.exports.shrink_columns=function(e,t,r,n){let i=[],o=e.lineCount,s=!1;for(let a=0;a<o;a++){let o=e.lineAt(a).text;if(n&&o.startsWith(n)){i.push(o);continue}let[l,c]=u.smart_split(o,t,r,!0);if(c)return[null,a+1];for(let e=0;e<l.length;e++){let t=l[e].trim();l[e].length!=t.length&&(l[e]=t,s=!0)}i.push(l.join(t))}return s?[i.join("\n"),null]:[null,null]},e.exports.calc_column_stats=function(e,t,r,n){let i=[],o=e.lineCount,s=!0;for(let a=0;a<o;a++){let o=e.lineAt(a).text;if(n&&o.startsWith(n))continue;let[l,c]=u.smart_split(o,t,r,!0);if(c)return[null,a+1];for(let e=0;e<l.length;e++){let t=l[e].trim();i.length<=e&&i.push([0,0,0]),p(t,s,i[e])}s=!1}return[i,null]},e.exports.adjust_column_stats=function(e){let t=[];for(let r of e){if(r[1]<=0&&(r[1]=-1,r[2]=-1),r[1]>0&&(r[1]+r[2]>r[0]&&(r[0]=r[1]+r[2]),r[0]-r[2]>r[1]&&(r[1]=r[0]-r[2]),r[0]!=r[1]+r[2]))return null;t.push(r)}return t},e.exports.update_subcomponent_stats=p,e.exports.align_field=f},8594:e=>{let t=new RegExp('^"((?:[^"]*"")*[^"]*)"'),r=new RegExp('^ *"((?:[^"]*"")*[^"]*)" *');function n(e,n,i,o,s,a){var l=!1;let u=e.substring(s),c=(o?r:t).exec(u);if(null!==c){let t=c[0].length;if(s+t==e.length||e[s+t]==n)return i?a.push(c[0]):a.push(c[1].replace(/""/g,'"')),[s+t+1,!1];l=!0}var _=e.indexOf(n,s);-1==_&&(_=e.length);var p=e.substring(s,_);return l=l||-1!=p.indexOf('"'),a.push(p),[_+1,l]}function i(e,t,r=!1){if(-1==e.indexOf('"'))return[e.split(t),!1];var i=[],o=0,s=!1;let a=" "!=t;for(;o<e.length;){var l=n(e,t,r,a,o,i);o=l[0],s=s||l[1]}return e.charAt(e.length-1)==t&&i.push(""),[i,s]}function o(e){let t=new RegExp('^ *"((?:[^"]*"")*[^"]*)" *$').exec(e);return null!==t?t[1].replace(/""/g,'"'):e}function s(e,t=!1){var r=t?new RegExp(" *[^ ]+ *","g"):new RegExp("[^ ]+","g");let n=[],i=null;for(;null!==(i=r.exec(e));)n.push(i[0]);if(t)for(let e=0;e<n.length-1;e++)n[e]=n[e].slice(0,-1);return n}e.exports.split_quoted_str=i,e.exports.split_whitespace_separated_str=s,e.exports.smart_split=function(e,t,r,n){return"simple"===r?[e.split(t),!1]:"whitespace"===r?[s(e,n),!1]:"monocolumn"===r?[[e],!1]:i(e,t,n)},e.exports.quote_field=function(e,t){return-1!=e.indexOf(t)||-1!=e.indexOf('"')?`"${e.replace(/"/g,'""')}"`:e},e.exports.rfc_quote_field=function(e,t){return-1!=e.indexOf(t)||-1!=e.indexOf('"')||-1!=e.indexOf("\n")||-1!=e.indexOf("\r")?`"${e.replace(/"/g,'""')}"`:e},e.exports.unquote_field=o,e.exports.unquote_fields=function(e){return e.map(o)},e.exports.split_lines=function(e){return e.split(/\r\n|\r|\n/)},e.exports.accumulate_rfc_line_into_record=function(e,t,r=null){if(null!==r&&0==e.length&&t.startsWith(r))return null;let n=t.match(/"/g),i=n&&n.length%2==1;if(0==e.length&&!i)return t;if(0==e.length&&i)e.push(t);else{if(i){e.push(t);let r=e.join("\n");return e.splice(0,e.length),r}e.push(t)}return null}},6987:(__unused_webpack_module,exports)=>{(function(exports){class RbqlParsingError extends Error{}class RbqlRuntimeError extends Error{}class AssertionError extends Error{}class RbqlIOHandlingError extends Error{}class InternalBadFieldError extends Error{constructor(e,...t){super(...t),this.bad_idx=e}}function assert(e,t=null){if(!e)throw t||(t="Assertion error"),new AssertionError(t)}function replace_all(e,t,r){return e.split(t).join(r)}class RBQLContext{constructor(e,t,r,n){this.query_text=e,this.input_iterator=t,this.writer=r,this.user_init_code=n,this.unnest_list=null,this.top_count=null,this.like_regex_cache=new Map,this.sort_key_expression=null,this.aggregation_stage=0,this.aggregation_key_expression=null,this.functional_aggregators=[],this.join_map_impl=null,this.join_map=null,this.lhs_join_var_expression=null,this.where_expression=null,this.select_expression=null,this.update_expressions=null,this.variables_init_code=null}}var query_context=null;const wrong_aggregation_usage_error="Usage of RBQL aggregation functions inside JavaScript expressions is not allowed, see the docs",RBQL_VERSION="0.25.0";function check_if_brackets_match(e,t){return"["==e&&"]"==t||"("==e&&")"==t||"{"==e&&"}"==t}function parse_root_bracket_level_text_spans(e){let t=[],r=0,n=[];for(let i=0;i<e.length;i++){let o=e[i];if(","==o&&0==n.length)t.push(e.substring(r,i)),r=i+1;else if(-1!=["[","{","("].indexOf(o))n.push(o);else if(-1!=["]","}",")"].indexOf(o)){if(!n.length||!check_if_brackets_match(n[n.length-1],o))throw new RbqlParsingError(`Unable to parse column headers in SELECT expression: No matching opening bracket for closing "${o}"`);n.pop()}}if(n.length)throw new RbqlParsingError(`Unable to parse column headers in SELECT expression: No matching closing bracket for opening "${n[0]}"`);return t.push(e.substring(r,e.length)),t=t.map((e=>e.trim())),t}function unquote_string(e){return!e||e.length<2?null:"'"==e[0]&&"'"==e[e.length-1]?e.substring(1,e.length-1).replace(/\\'/g,"'").replace(/\\\\/g,"\\"):'"'==e[0]&&'"'==e[e.length-1]?e.substring(1,e.length-1).replace(/\\"/g,'"').replace(/\\\\/g,"\\"):null}function column_info_from_text_span(e,t){e=e.trim();let r="__RBQL_INTERNAL_STAR",n=/^[_a-zA-Z][_a-zA-Z0-9]*$/.exec(e),i=/^([ab])\.([_a-zA-Z][_a-zA-Z0-9]*)$/.exec(e),o=/^([ab])\[([0-9]+)\]$/.exec(e),s=/^([ab])\[___RBQL_STRING_LITERAL([0-9]+)___\]$/.exec(e);if(null!==n){if(e==r)return{table_name:null,column_index:null,column_name:null,is_star:!0};if(e.startsWith("___RBQL_STRING_LITERAL"))return null;let t=/^([ab])([0-9]+)$/.exec(e);return null!==t?{table_name:t[1],column_index:parseInt(t[2])-1,column_name:null,is_star:!1}:{table_name:null,column_index:null,column_name:e,is_star:!1}}if(null!==i){let e=i[1],t=i[2];return t==r?{table_name:e,column_index:null,column_name:null,is_star:!0}:{table_name:null,column_index:null,column_name:t,is_star:!1}}if(null!=o)return{table_name:o[1],column_index:parseInt(o[2])-1,column_name:null,is_star:!1};if(null!=s){s[1];let e=s[2];if(e<t.length){let r=unquote_string(t[e]);if(null!=r)return{table_name:null,column_index:null,column_name:r,is_star:!1}}}return null}function adhoc_parse_select_expression_to_column_infos(e,t){return parse_root_bracket_level_text_spans(e).map((e=>column_info_from_text_span(e,t)))}function stable_compare(e,t){for(var r=0;r<e.length;r++)if(e[r]!==t[r])return e[r]<t[r]?-1:1}function safe_get(e,t){return t<e.length?e[t]:null}function safe_join_get(e,t){if(t<e.length)return e[t];throw new InternalBadFieldError(t)}function safe_set(e,t,r){if(!(t<e.length))throw new InternalBadFieldError(t);e[t]=r}function regexp_escape(e){return e.replace(/[.*+?^${}()|[\]\\]/g,"\\$&")}function like_to_regex(e){let t=0,r=0,n="";for(;r<e.length;)"_"!=e.charAt(r)&&"%"!=e.charAt(r)||(n+=regexp_escape(e.substring(t,r)),t=r+1,"_"==e.charAt(r)?n+=".":n+=".*"),r+=1;return n+=regexp_escape(e.substring(t,r)),"^"+n+"$"}function like(e,t){let r=query_context.like_regex_cache.get(t);return void 0===r&&(r=new RegExp(like_to_regex(t)),query_context.like_regex_cache.set(t,r)),r.test(e)}const LIKE=like;class RBQLAggregationToken{constructor(e,t){this.marker_id=e,this.value=t}toString(){throw new RbqlParsingError(wrong_aggregation_usage_error)}}class UnnestMarker{}function UNNEST(e){if(null!==query_context.unnest_list)throw new RbqlParsingError("Only one UNNEST is allowed per query");return query_context.unnest_list=e,new UnnestMarker}const unnest=UNNEST,Unnest=UNNEST,UNFOLD=UNNEST;function parse_number(e){let t=Number(e);if(isNaN(t))throw new RbqlRuntimeError(`Unable to convert value "${e}" to a number. MIN, MAX, SUM, AVG, MEDIAN and VARIANCE aggregate functions convert their string arguments to numeric values`);return t}class MinAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);void 0===r?this.stats.set(e,t):this.stats.set(e,Math.min(r,t))}get_final(e){return this.stats.get(e)}}class MaxAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);void 0===r?this.stats.set(e,t):this.stats.set(e,Math.max(r,t))}get_final(e){return this.stats.get(e)}}class SumAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);void 0===r?this.stats.set(e,t):this.stats.set(e,r+t)}get_final(e){return this.stats.get(e)}}class AvgAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);if(void 0===r)this.stats.set(e,[t,1]);else{var n=r[0],i=r[1];this.stats.set(e,[n+t,i+1])}}get_final(e){var t=this.stats.get(e);return t[0]/t[1]}}class VarianceAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);if(void 0===r)this.stats.set(e,[t,t*t,1]);else{var n=r[0],i=r[1],o=r[2];this.stats.set(e,[n+t,i+t*t,o+1])}}get_final(e){var t=this.stats.get(e),r=t[0],n=t[1],i=t[2],o=r/i;return n/i-o*o}}class MedianAggregator{constructor(){this.stats=new Map}increment(e,t){t=parse_number(t);var r=this.stats.get(e);void 0===r?this.stats.set(e,[t]):r.push(t)}get_final(e){var t=this.stats.get(e);t.sort((function(e,t){return e-t}));var r=Math.floor(t.length/2);return t.length%2?t[r]:(t[r-1]+t[r])/2}}class CountAggregator{constructor(){this.stats=new Map}increment(e,t){var r=this.stats.get(e);void 0===r?this.stats.set(e,1):this.stats.set(e,r+1)}get_final(e){return this.stats.get(e)}}class ArrayAggAggregator{constructor(e=null){this.post_proc=e,this.stats=new Map}increment(e,t){let r=this.stats.get(e);void 0===r?this.stats.set(e,[t]):r.push(t)}get_final(e){let t=this.stats.get(e);return null===this.post_proc?t:this.post_proc(t)}}class ConstGroupVerifier{constructor(e){this.output_index=e,this.const_values=new Map}increment(e,t){var r=this.const_values.get(e);if(void 0===r)this.const_values.set(e,t);else if(r!=t)throw new RbqlRuntimeError(`Invalid aggregate expression: non-constant values in output column ${this.output_index+1}. E.g. "${r}" and "${t}"`)}get_final(e){return this.const_values.get(e)}}function init_aggregator(e,t,r=null){query_context.aggregation_stage=1;var n=new RBQLAggregationToken(query_context.functional_aggregators.length,t);return null===r?query_context.functional_aggregators.push(new e):query_context.functional_aggregators.push(new e(r)),n}function MIN(e){return query_context.aggregation_stage<2?init_aggregator(MinAggregator,e):e}const min=MIN,Min=MIN;function MAX(e){return query_context.aggregation_stage<2?init_aggregator(MaxAggregator,e):e}const max=MAX,Max=MAX;function COUNT(e){return query_context.aggregation_stage<2?init_aggregator(CountAggregator,1):1}const count=COUNT,Count=COUNT;function SUM(e){return query_context.aggregation_stage<2?init_aggregator(SumAggregator,e):e}const sum=SUM,Sum=SUM;function AVG(e){return query_context.aggregation_stage<2?init_aggregator(AvgAggregator,e):e}const avg=AVG,Avg=AVG;function VARIANCE(e){return query_context.aggregation_stage<2?init_aggregator(VarianceAggregator,e):e}const variance=VARIANCE,Variance=VARIANCE;function MEDIAN(e){return query_context.aggregation_stage<2?init_aggregator(MedianAggregator,e):e}const median=MEDIAN,Median=MEDIAN;function ARRAY_AGG(e,t=null){return query_context.aggregation_stage<2?init_aggregator(ArrayAggAggregator,e,t):e}const array_agg=ARRAY_AGG,FOLD=ARRAY_AGG;function add_to_set(e,t){var r=e.size;return e.add(t),r!=e.size}class TopWriter{constructor(e,t){this.subwriter=e,this.NW=0,this.top_count=t}async write(e){return!(null!==this.top_count&&this.NW>=this.top_count||(await this.subwriter.write(e),this.NW+=1,0))}async finish(){await this.subwriter.finish()}}class UniqWriter{constructor(e){this.subwriter=e,this.seen=new Set}async write(e){return!add_to_set(this.seen,JSON.stringify(e))||!!await this.subwriter.write(e)}async finish(){await this.subwriter.finish()}}class UniqCountWriter{constructor(e){this.subwriter=e,this.records=new Map}async write(e){var t=JSON.stringify(e),r=this.records.get(t);return r?r[0]+=1:this.records.set(t,[1,e]),!0}async finish(){for(var[e,t]of this.records){let[e,r]=t;if(r.unshift(e),!await this.subwriter.write(r))break}await this.subwriter.finish()}}class SortedWriter{constructor(e,t){this.subwriter=e,this.reverse_sort=t,this.unsorted_entries=[]}async write(e){return this.unsorted_entries.push(e),!0}async finish(){var e=this.unsorted_entries;e.sort(stable_compare),this.reverse_sort&&e.reverse();for(var t=0;t<e.length;t++){var r=e[t];if(!await this.subwriter.write(r[r.length-1]))break}await this.subwriter.finish()}}class AggregateWriter{constructor(e){this.subwriter=e,this.aggregators=[],this.aggregation_keys=new Set}async finish(){var e=Array.from(this.aggregation_keys);e.sort();for(var t=0;t<e.length;t++){var r=e[t],n=[];for(var i of this.aggregators)n.push(i.get_final(r));if(!await this.subwriter.write(n))break}await this.subwriter.finish()}}class InnerJoiner{constructor(e){this.join_map=e}get_rhs(e){return this.join_map.get_join_records(e)}}class LeftJoiner{constructor(e){this.join_map=e,this.null_record=[[null,e.max_record_len,Array(e.max_record_len).fill(null)]]}get_rhs(e){let t=this.join_map.get_join_records(e);return 0==t.length?this.null_record:t}}class StrictLeftJoiner{constructor(e){this.join_map=e}get_rhs(e){let t=this.join_map.get_join_records(e);if(1!=t.length)throw new RbqlRuntimeError('In "STRICT LEFT JOIN" each key in A must have exactly one match in B. Bad A key: "'+e+'"');return t}}function select_except(e,t){let r=[];for(let n=0;n<e.length;n++)-1==t.indexOf(n)&&r.push(e[n]);return r}async function select_simple(e,t,r){if(null!==query_context.sort_key_expression){var n=e.concat([t,r]);if(!await query_context.writer.write(n))return!1}else if(!await query_context.writer.write(r))return!1;return!0}function select_aggregated(e,t){if(null!==e&&(e=JSON.stringify(e)),1===query_context.aggregation_stage){if(!(query_context.writer instanceof TopWriter))throw new RbqlParsingError('"ORDER BY", "UPDATE" and "DISTINCT" keywords are not allowed in aggregate queries');query_context.writer=new AggregateWriter(query_context.writer);let i=0;for(var r=0;r<t.length;r++)(n=t[r])instanceof RBQLAggregationToken?(query_context.writer.aggregators.push(query_context.functional_aggregators[n.marker_id]),query_context.writer.aggregators[query_context.writer.aggregators.length-1].increment(e,n.value),i+=1):(query_context.writer.aggregators.push(new ConstGroupVerifier(query_context.writer.aggregators.length)),query_context.writer.aggregators[query_context.writer.aggregators.length-1].increment(e,n));if(i!=query_context.functional_aggregators.length)throw new RbqlParsingError(wrong_aggregation_usage_error);query_context.aggregation_stage=2}else for(r=0;r<t.length;r++){var n=t[r];query_context.writer.aggregators[r].increment(e,n)}query_context.writer.aggregation_keys.add(e)}async function select_unnested(e,t,r){let n=r.slice(),i=r.findIndex((e=>e instanceof UnnestMarker));for(var o=0;o<query_context.unnest_list.length;o++)if(n[i]=query_context.unnest_list[o],!await select_simple(e,t,n.slice()))return!1;return!0}const PROCESS_SELECT_COMMON="\n__RBQLMP__variables_init_code\nif (__RBQLMP__where_expression) {\n    let out_fields = __RBQLMP__select_expression;\n    if (query_context.aggregation_stage > 0) {\n        let key = __RBQLMP__aggregation_key_expression;\n        select_aggregated(key, out_fields);\n    } else {\n        let sort_key = [__RBQLMP__sort_key_expression];\n        if (query_context.unnest_list !== null) {\n            if (!await select_unnested(sort_key, NR, out_fields))\n                stop_flag = true;\n        } else {\n            if (!await select_simple(sort_key, NR, out_fields))\n                stop_flag = true;\n        }\n    }\n}\n",PROCESS_SELECT_SIMPLE="\nlet star_fields = record_a;\n__CODE__\n",PROCESS_SELECT_JOIN="\nlet join_matches = query_context.join_map.get_rhs(__RBQLMP__lhs_join_var_expression);\nfor (let join_match of join_matches) {\n    let [bNR, bNF, record_b] = join_match;\n    let star_fields = record_a.concat(record_b);\n    __CODE__\n    if (stop_flag)\n        break;\n}\n",PROCESS_UPDATE_JOIN="\nlet join_matches = query_context.join_map.get_rhs(__RBQLMP__lhs_join_var_expression);\nif (join_matches.length > 1)\n    throw new RbqlRuntimeError('More than one record in UPDATE query matched a key from the input table in the join table');\nlet record_b = null;\nlet bNR = null;\nlet bNF = null;\nif (join_matches.length == 1)\n    [bNR, bNF, record_b] = join_matches[0];\nlet up_fields = record_a;\n__RBQLMP__variables_init_code\nif (join_matches.length == 1 && (__RBQLMP__where_expression)) {\n    NU += 1;\n    __RBQLMP__update_expressions\n}\nif (!await query_context.writer.write(up_fields))\n    stop_flag = true;\n",PROCESS_UPDATE_SIMPLE="\nlet up_fields = record_a;\n__RBQLMP__variables_init_code\nif (__RBQLMP__where_expression) {\n    NU += 1;\n    __RBQLMP__update_expressions\n}\nif (!await query_context.writer.write(up_fields))\n    stop_flag = true;\n",MAIN_LOOP_BODY="\n__USER_INIT_CODE__\n\nlet NU = 0;\nlet NR = 0;\n\nlet stop_flag = false;\nwhile (!stop_flag) {\n    let record_a = await query_context.input_iterator.get_record();\n    if (record_a === null)\n        break;\n    NR += 1;\n    let NF = record_a.length;\n    query_context.unnest_list = null; // TODO optimize, don't need to set this every iteration\n    try {\n        __CODE__\n    } catch (e) {\n        if (e.constructor.name === 'InternalBadFieldError') {\n            throw new RbqlRuntimeError(`No \"a${e.bad_idx + 1}\" field at record ${NR}`);\n        } else if (e.constructor.name === 'RbqlParsingError') {\n            throw(e);\n        } else {\n            throw new RbqlRuntimeError(`At record ${NR}, Details: ${e.message}`);\n        }\n    }\n}\n";function embed_expression(e,t,r){return replace_all(e,t,r)}function embed_code(e,t,r){let n=e.split("\n"),i=r.split("\n");for(let e=0;e<n.length;e++){let r=n[e].indexOf(t);if(-1==r)continue;assert(r%4==0);let o=n[e].substring(0,r);return i=i.map((e=>o+e)),n.slice(0,e).concat(i).concat(n.slice(e+1)).join("\n")+"\n"}assert(!1)}function generate_main_loop_code(e){let t=null!==e.select_expression,r=null!==e.join_map,n=null===e.where_expression?"true":e.where_expression,i=null===e.aggregation_key_expression?"null":e.aggregation_key_expression,o=null===e.sort_key_expression?"null":e.sort_key_expression,s=embed_code(MAIN_LOOP_BODY,"__USER_INIT_CODE__",e.user_init_code);return t?(r?(s=embed_code(embed_code(s,"__CODE__",PROCESS_SELECT_JOIN),"__CODE__",PROCESS_SELECT_COMMON),s=embed_expression(s,"__RBQLMP__lhs_join_var_expression",e.lhs_join_var_expression)):s=embed_code(embed_code(s,"__CODE__",PROCESS_SELECT_SIMPLE),"__CODE__",PROCESS_SELECT_COMMON),s=embed_code(s,"__RBQLMP__variables_init_code",e.variables_init_code),s=embed_expression(s,"__RBQLMP__select_expression",e.select_expression),s=embed_expression(s,"__RBQLMP__where_expression",n),s=embed_expression(s,"__RBQLMP__aggregation_key_expression",i),s=embed_expression(s,"__RBQLMP__sort_key_expression",o)):(r?(s=embed_code(s,"__CODE__",PROCESS_UPDATE_JOIN),s=embed_expression(s,"__RBQLMP__lhs_join_var_expression",e.lhs_join_var_expression)):s=embed_code(s,"__CODE__",PROCESS_UPDATE_SIMPLE),s=embed_code(s,"__RBQLMP__variables_init_code",e.variables_init_code),s=embed_code(s,"__RBQLMP__update_expressions",e.update_expressions),s=embed_expression(s,"__RBQLMP__where_expression",n)),"(async () => {"+s+"})()"}async function compile_and_run(query_context){let main_loop_body=generate_main_loop_code(query_context);try{let main_loop_promise=eval(main_loop_body);await main_loop_promise}catch(e){if(e instanceof SyntaxError){let t=query_context.query_text.toLowerCase();if(-1!=t.indexOf(" having "))throw new SyntaxError(e.message+'\nRBQL doesn\'t support "HAVING" keyword');if(-1!=t.indexOf(" like "))throw new SyntaxError(e.message+"\nRBQL doesn't support \"LIKE\" operator, use like() function instead e.g. ... WHERE like(a1, 'foo%bar') ... ");if(-1!=t.indexOf(" from "))throw new SyntaxError(e.message+'\nTip: If input table is defined by the environment, RBQL query should not have "FROM" keyword');if(e&&e.message&&-1!=String(e.message).toLowerCase().indexOf("unexpected identifier")){if(-1!=t.indexOf(" and "))throw new SyntaxError(e.message+"\nDid you use 'and' keyword in your query?\nJavaScript backend doesn't support 'and' keyword, use '&&' operator instead!");if(-1!=t.indexOf(" or "))throw new SyntaxError(e.message+"\nDid you use 'or' keyword in your query?\nJavaScript backend doesn't support 'or' keyword, use '||' operator instead!")}}if(e&&e.message&&-1!=e.message.indexOf("Received an instance of RBQLAggregationToken"))throw new RbqlParsingError(wrong_aggregation_usage_error);throw e}}const GROUP_BY="GROUP BY",UPDATE="UPDATE",SELECT="SELECT",JOIN="JOIN",INNER_JOIN="INNER JOIN",LEFT_JOIN="LEFT JOIN",LEFT_OUTER_JOIN="LEFT OUTER JOIN",STRICT_LEFT_JOIN="STRICT LEFT JOIN",ORDER_BY="ORDER BY",WHERE="WHERE",LIMIT="LIMIT",EXCEPT="EXCEPT",WITH="WITH";function get_ambiguous_error_msg(e){return`Ambiguous variable name: "${e}" is present both in input and in join tables`}function get_all_matches(e,t){var r=[];let n=null;for(;null!==(n=e.exec(t));)r.push(n);return r}function str_strip(e){return e.replace(/^ +| +$/g,"")}function strip_comments(e){return(e=e.trim()).startsWith("//")?"":e}function combine_string_literals(e,t){for(var r=0;r<t.length;r++)e=replace_all(e,`___RBQL_STRING_LITERAL${r}___`,t[r]);return e}function parse_basic_variables(e,t,r){assert("a"==t||"b"==t);let n=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}([1-9][0-9]*)(?:$|(?=[^_a-zA-Z0-9]))`,"g"),e);for(let e=0;e<n.length;e++){let i=parseInt(n[e][1]);r[t+String(i)]={initialize:!0,index:i-1}}}function parse_array_variables(e,t,r){assert("a"==t||"b"==t);let n=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\[([1-9][0-9]*)\\]`,"g"),e);for(let e=0;e<n.length;e++){let i=parseInt(n[e][1]);r[`${t}[${i}]`]={initialize:!0,index:i-1}}}function js_string_escape_column_name(e,t){return e=(e=(e=(e=e.replace(/\\/g,"\\\\")).replace(/\n/g,"\\n")).replace(/\r/g,"\\r")).replace(/\t/g,"\\t"),"'"===t?e.replace(/'/g,"\\'"):'"'===t?e.replace(/"/g,'\\"'):(assert("`"===t),e.replace(/`/g,"\\`"))}function query_probably_has_dictionary_variable(e,t){let r=get_all_matches(new RegExp("[-a-zA-Z0-9_:;+=!.,()%^#@&* ]+","g"),t);for(let t of r)if(-1==e.indexOf(t))return!1;return!0}function parse_dictionary_variables(e,t,r,n){assert("a"===t||"b"===t);let i=new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\[`);if(-1!=e.search(i))for(let i=0;i<r.length;i++){let o=r[i];if(query_probably_has_dictionary_variable(e,o)){let e=js_string_escape_column_name(o,'"');n[`${t}["${e}"]`]={initialize:!0,index:i},e=js_string_escape_column_name(o,"'"),n[`${t}['${e}']`]={initialize:!1,index:i},e=js_string_escape_column_name(o,"`"),n[`${t}[\`${e}\`]`]={initialize:!1,index:i}}}}function parse_attribute_variables(e,t,r,n,i){assert("a"===t||"b"===t);let o=get_all_matches(new RegExp(`(?:^|[^_a-zA-Z0-9])${t}\\.([_a-zA-Z][_a-zA-Z0-9]*)`,"g"),e).map((e=>e[1]));for(let e of o){let o=r.indexOf(e);if(-1==o)throw new RbqlParsingError(`Unable to find column "${e}" in ${"a"==t?"input":"join"} ${n}`);i[`${t}.${e}`]={initialize:!0,index:o}}}function map_variables_directly(e,t,r){for(let n=0;n<t.length;n++){let i=t[n];if(null===/^[_a-zA-Z][_a-zA-Z0-9]*$/.exec(i))throw new RbqlIOHandlingError(`Unable to use column name "${i}" as RBQL/JS variable`);-1!=e.indexOf(i)&&(r[i]={initialize:!0,index:n})}}function ensure_no_ambiguous_variables(e,t,r){let n=new Set(r);for(let r of t)if(n.has(r)&&-1!=e.indexOf(r))throw new RbqlParsingError(get_ambiguous_error_msg(r))}function parse_join_expression(e){e=str_strip(e);const t="Invalid join syntax. Valid syntax: <JOIN> /path/to/B/table on a... == b... [and a... == b... [and ... ]]";let r=/^ *([^ ]+) +on +/i.exec(e);if(null===r)throw new RbqlParsingError(t);let n=r[1];e=e.substr(r[0].length);let i=[];for(var o=/^([^ =]+) *==? *([^ =]+)/,s=/^ +(and|&&) +/i;;){if(r=o.exec(e),null===r)throw new RbqlParsingError(t);if(i.push([r[1],r[2]]),!(e=e.substr(r[0].length)).length)break;if(r=s.exec(e),null===r)throw new RbqlParsingError(t);e=e.substr(r[0].length)}return[n,i]}function resolve_join_variables(e,t,r,n){let i=[],o=[];const s="Valid JOIN syntax: <JOIN> /path/to/B/table on a... == b... [and a... == b... [and ... ]]";for(let a of r){let[r,l]=a;if(r=combine_string_literals(r,n),l=combine_string_literals(l,n),e.hasOwnProperty(r)&&t.hasOwnProperty(r))throw new RbqlParsingError(get_ambiguous_error_msg(r));if(e.hasOwnProperty(l)&&t.hasOwnProperty(l))throw new RbqlParsingError(get_ambiguous_error_msg(l));e.hasOwnProperty(l)&&([r,l]=[l,r]);let[u,c]=[null,null];if(-1!=["NR","a.NR","aNR"].indexOf(r))u=-1;else{if(!e.hasOwnProperty(r))throw new RbqlParsingError(`Unable to parse JOIN expression: Input table does not have field "${r}"\n${s}`);u=e[r].index}if(-1!=["b.NR","bNR"].indexOf(l))c=-1;else{if(!t.hasOwnProperty(l))throw new RbqlParsingError(`Unable to parse JOIN expression: Join table does not have field "${l}"\n${s}`);c=t[l].index}let _=-1==u?"NR":`safe_join_get(record_a, ${u})`;o.push(c),i.push(_)}return[i,o]}function generate_common_init_code(e,t){assert("a"==t||"b"==t);let r=[];r.push(`${t} = new Object();`);let n="a"==t?"NR":"bNR",i=`${t}.NR`;return-1!=e.indexOf(i)&&r.push(`${i} = ${n};`),"a"==t&&-1!=e.indexOf("aNR")&&r.push("aNR = NR;"),r}function generate_init_statements(e,t,r,n){let i=generate_common_init_code(e,"a"),o=/^[_0-9a-zA-Z]+$/;for(const[e,r]of Object.entries(t))if(r.initialize){let t=o.exec(e)?"var ":"";i.push(`${t}${e} = safe_get(record_a, ${r.index});`)}if(r){i=i.concat(generate_common_init_code(e,"b"));for(const[e,t]of Object.entries(r))if(t.initialize){let r=o.exec(e)?"var ":"";i.push(`${r}${e} = record_b === null ? null : safe_get(record_b, ${t.index});`)}}for(let e=1;e<i.length;e++)i[e]=n+i[e];return i.join("\n")}function replace_star_count(e){return str_strip(e.replace(/(^|,) *COUNT\( *\* *\) *(?:$|(?=,))/gi,"$1 COUNT(1)"))}function replace_star_vars(e){let t=get_all_matches(/(?:^|,) *(\*|a\.\*|b\.\*) *(?=$|,)/g,e),r=0,n="";for(let i of t){let t="]).concat("+{"*":"star_fields","a.*":"record_a","b.*":"record_b"}[i[1]]+").concat([";r<i.index&&(n+=e.substring(r,i.index)),n+=t,r=i.index+i[0].length+1}return n+=e.substring(r),n}function replace_star_vars_for_header_parsing(e){let t=get_all_matches(/(?:(?<=^)|(?<=,)) *(\*|a\.\*|b\.\*) *(?=$|,)/g,e),r=0,n="";for(let i of t){let t={"*":"__RBQL_INTERNAL_STAR","a.*":"a.__RBQL_INTERNAL_STAR","b.*":"b.__RBQL_INTERNAL_STAR"}[i[1]];r<i.index&&(n+=e.substring(r,i.index)),n+=t,r=i.index+i[0].length}return n+=e.substring(r),n}function translate_update_expression(e,t,r,n){let i=`Unable to parse "UPDATE" expression: the expression must start with assignment, but "${str_strip(e.split("=")[0])}" does not look like an assignable field name`,o=/(?:^|,) *(a[.#a-zA-Z0-9\[\]_]*) *=(?=[^=])/g,s=[],a=0;for(;;){let l=o.exec(e);if(0==s.length&&(null===l||0!=l.index))throw new RbqlParsingError(i);if(null===l){s[s.length-1]+=str_strip(e.substr(a))+");";break}s.length&&(s[s.length-1]+=str_strip(e.substring(a,l.index))+");");let u=combine_string_literals(str_strip(l[1]),r);if(!t.hasOwnProperty(u))throw new RbqlParsingError(`Unable to parse "UPDATE" expression: Unknown field name: "${u}"`);let c=t[u].index,_=s.length?n:"";s.push(`${_}safe_set(up_fields, ${c}, `),a=l.index+l[0].length}return combine_string_literals(s.join("\n"),r)}function translate_select_expression(e){let t=replace_star_count(e),r=str_strip(replace_star_vars(t)),n=str_strip(replace_star_vars_for_header_parsing(t));if(!r.length)throw new RbqlParsingError('"SELECT" expression is empty');return[`[].concat([${r}])`,n]}function separate_string_literals(e){for(var t=/('(\\(\\\\)*'|[^'])*')|("(\\(\\\\)*"|[^"])*")|(`(\\(\\\\)*`|[^`])*`)/g,r=null,n=[],i=[],o=0;null!==(r=t.exec(e));){var s=i.length,a=r[0];i.push(a);var l=r.index;n.push(e.substring(o,l)),n.push(`___RBQL_STRING_LITERAL${s}___`),o=t.lastIndex}n.push(e.substring(o));var u=n.join("");return[u=u.replace(/\t/g," "),i]}function locate_statements(e){let t=[];t.push([STRICT_LEFT_JOIN,LEFT_OUTER_JOIN,LEFT_JOIN,INNER_JOIN,JOIN]),t.push([SELECT]),t.push([ORDER_BY]),t.push([WHERE]),t.push([UPDATE]),t.push([GROUP_BY]),t.push([LIMIT]),t.push([EXCEPT]);for(var r=[],n=0;n<t.length;n++)for(var i=0;i<t[n].length;i++){var o=t[n][i],s=get_all_matches(new RegExp("(?:^| )"+replace_all(o," "," *")+"(?= )","ig"),e);if(s.length){if(s.length>1)throw new RbqlParsingError(`More than one "${o}" statements found`);assert(1==s.length);var a=s[0],l=a[0];r.push([a.index,a.index+l.length,o]);break}}return r.sort((function(e,t){return e[0]-t[0]})),r}function separate_actions(e){e=str_strip(e);var t={};let r=/^(.*)  *[Ww][Ii][Tt][Hh] *\(([a-z]{4,20})\) *$/.exec(e);null!==r&&(e=r[1],t[WITH]=r[2]);for(var n=locate_statements(e),i=0;i<n.length;i++){var o=n[i][0],s=n[i][1],a=n[i][2],l=i+1<n.length?n[i+1][0]:e.length;assert(o<s),assert(s<=l);var u=e.substring(s,l),c={};if(-1!=[STRICT_LEFT_JOIN,LEFT_OUTER_JOIN,LEFT_JOIN,INNER_JOIN,JOIN].indexOf(a)&&(c.join_subtype=a,a=JOIN),a==UPDATE){if(0!=o)throw new RbqlParsingError("UPDATE keyword must be at the beginning of the query");u=u.replace(/^ *SET/i,"")}if(a==ORDER_BY){var _=(u=u.replace(/ ASC *$/i,"")).replace(/ DESC *$/i,"");_!=u?(u=_,c.reverse=!0):c.reverse=!1}if(a==SELECT){if(0!=o)throw new RbqlParsingError("SELECT keyword must be at the beginning of the query");let e=/^ *TOP *([0-9]+) /i.exec(u);null!==e&&(c.top=parseInt(e[1]),u=u.substr(e.index+e[0].length)),e=/^ *DISTINCT *(COUNT)? /i.exec(u),null!==e&&(c.distinct=!0,e[1]&&(c.distinct_count=!0),u=u.substr(e.index+e[0].length))}c.text=str_strip(u),t[a]=c}if(!t.hasOwnProperty(SELECT)&&!t.hasOwnProperty(UPDATE))throw new RbqlParsingError("Query must contain either SELECT or UPDATE statement");return assert(t.hasOwnProperty(SELECT)!=t.hasOwnProperty(UPDATE)),t}function find_top(e){if(e.hasOwnProperty(LIMIT)){if(null===/^[0-9]+$/.exec(e[LIMIT].text))throw new RbqlParsingError("LIMIT keyword must be followed by an integer");return parseInt(e[LIMIT].text)}var t=e[SELECT];return t&&t.hasOwnProperty("top")?t.top:null}function translate_except_expression(e,t,r,n){let i=e.split(",");i=i.map(str_strip);let o=[];for(let e of i){if(e=combine_string_literals(e,r),!t.hasOwnProperty(e))throw new RbqlParsingError(`Unknown field in EXCEPT expression: "${e}"`);o.push(t[e].index)}return o=o.sort(((e,t)=>e-t)),[null===n?null:select_except(n,o),`select_except(record_a, [${o.join(",")}])`]}class HashJoinMap{constructor(e,t){this.max_record_len=0,this.hash_map=new Map,this.record_iterator=e,this.nr=0,1==t.length?(this.key_index=t[0],this.key_indices=null,this.polymorphic_get_key=this.get_single_key):(this.key_index=null,this.key_indices=t,this.polymorphic_get_key=this.get_multi_key)}get_single_key(e,t){if(this.key_index>=t.length)throw new RbqlRuntimeError(`No field with index ${this.key_index+1} at record ${this.nr} in "B" table`);return-1===this.key_index?this.nr:t[this.key_index]}get_multi_key(e,t){let r=[];for(let e of this.key_indices){if(e>=t.length)throw new RbqlRuntimeError(`No field with index ${e+1} at record ${this.nr} in "B" table`);r.push(-1===e?this.nr:t[e])}return JSON.stringify(r)}async build(){for(;;){let e=await this.record_iterator.get_record();if(null===e)break;this.nr+=1;let t=e.length;this.max_record_len=Math.max(this.max_record_len,t);let r=this.polymorphic_get_key(this.nr,e),n=this.hash_map.get(r);void 0===n?this.hash_map.set(r,[[this.nr,t,e]]):n.push([this.nr,t,e])}}get_join_records(e){let t=this.hash_map.get(e);return void 0===t?[]:t}get_warnings(){return this.record_iterator.get_warnings()}}function cleanup_query(e){return e.split("\n").map(strip_comments).filter((e=>e.length)).join(" ").replace(/;+$/g,"")}function remove_redundant_table_name(e){return e=str_strip(e.replace(/ +from +a(?: +|$)/gi," ")),str_strip(e.replace(/^ *update +a +set /gi,"update "))}function select_output_header(e,t,r){if(null===e&&null===t)return null;null===e&&(e=[]),null===t&&(t=[]);let n=[];for(let i of r)null===i?n.push("col"+(n.length+1)):i.is_star?null===i.table_name?n=n.concat(e).concat(t):"a"===i.table_name?n=n.concat(e):"b"===i.table_name&&(n=n.concat(t)):null!==i.column_name?n.push(i.column_name):null!==i.column_index?"a"==i.table_name&&i.column_index<e.length?n.push(e[i.column_index]):"b"==i.table_name&&i.column_index<t.length?n.push(t[i.column_index]):n.push("col"+(n.length+1)):n.push("col"+(n.length+1));return n}function make_inconsistent_num_fields_warning(e,t){let r=Object.keys(t),n=[];for(let e=0;e<r.length;e++){let i=r[e],o=t[i];n.push([o,i])}n.sort((function(e,t){return e[0]-t[0]})),assert(n.length>1);let[i,o]=n[0],[s,a]=n[1],l=`Number of fields in "${e}" table is not consistent: `;return l+=`e.g. record ${i} -> ${o} fields, record ${s} -> ${a} fields`,l}class RBQLInputIterator{constructor(){}stop(){throw new Error("Unable to call the interface method")}async get_variables_map(e){throw new Error("Unable to call the interface method")}async get_record(){throw new Error("Unable to call the interface method")}handle_query_modifier(){}get_warnings(){return[]}async get_header(){return null}}class RBQLOutputWriter{constructor(){}async write(e){throw new Error("Unable to call the interface method")}async finish(){}get_warnings(){return[]}set_header(){}}class RBQLTableRegistry{constructor(){}get_iterator_by_table_id(e){throw new Error("Unable to call the interface method")}get_warnings(){return[]}}class TableIterator extends RBQLInputIterator{constructor(e,t=null,r=!0,n="a"){super(),this.table=e,this.column_names=t,this.normalize_column_names=r,this.variable_prefix=n,this.nr=0,this.fields_info=new Object,this.stopped=!1}stop(){this.stopped=!0}async get_variables_map(e){let t=new Object;if(parse_basic_variables(e,this.variable_prefix,t),parse_array_variables(e,this.variable_prefix,t),null!==this.column_names){if(this.table.length&&this.column_names.length!=this.table[0].length)throw new RbqlIOHandlingError("List of column names and table records have different lengths");this.normalize_column_names?(parse_dictionary_variables(e,this.variable_prefix,this.column_names,t),parse_attribute_variables(e,this.variable_prefix,this.column_names,"column names list",t)):map_variables_directly(e,this.column_names,t)}return t}async get_record(){if(this.stopped)return null;if(this.nr>=this.table.length)return null;let e=this.table[this.nr];this.nr+=1;let t=e.length;return this.fields_info.hasOwnProperty(t)||(this.fields_info[t]=this.nr),e}get_warnings(){return Object.keys(this.fields_info).length>1?[make_inconsistent_num_fields_warning("input",this.fields_info)]:[]}async get_header(){return this.column_names}}class TableWriter extends RBQLOutputWriter{constructor(e){super(),this.table=e,this.header=null}async write(e){return this.table.push(e),!0}set_header(e){this.header=e}}class SingleTableRegistry extends RBQLTableRegistry{constructor(e,t=null,r=!0,n="b"){super(),this.table=e,this.table_id=n,this.column_names=t,this.normalize_column_names=r}get_iterator_by_table_id(e){if(e.toLowerCase()!==this.table_id)throw new RbqlIOHandlingError(`Unable to find join table: "${e}"`);return new TableIterator(this.table,this.column_names,this.normalize_column_names,"b")}}async function shallow_parse_input_query(e,t,r,n){e=cleanup_query(e);var[i,o]=separate_string_literals(e),s=separate_actions(i=remove_redundant_table_name(i));s.hasOwnProperty(WITH)&&t.handle_query_modifier(s[WITH]);var a=await t.get_variables_map(e);if(s.hasOwnProperty(ORDER_BY)&&s.hasOwnProperty(UPDATE))throw new RbqlParsingError('"ORDER BY" is not allowed in "UPDATE" queries');if(s.hasOwnProperty(GROUP_BY)){if(s.hasOwnProperty(ORDER_BY)||s.hasOwnProperty(UPDATE))throw new RbqlParsingError('"ORDER BY", "UPDATE" and "DISTINCT" keywords are not allowed in aggregate queries');n.aggregation_key_expression="["+combine_string_literals(s[GROUP_BY].text,o)+"]"}let l=null,u=null;if(s.hasOwnProperty(JOIN)){var[c,_]=parse_join_expression(s[JOIN].text);if(null===r)throw new RbqlParsingError("JOIN operations are not supported by the application");let t=r.get_iterator_by_table_id(c);if(!t)throw new RbqlParsingError(`Unable to find join table: "${c}"`);s.hasOwnProperty(WITH)&&t.handle_query_modifier(s[WITH]),l=await t.get_variables_map(e),u=await t.get_header();let[i,p]=resolve_join_variables(a,l,_,o),f={JOIN:InnerJoiner,"INNER JOIN":InnerJoiner,"LEFT JOIN":LeftJoiner,"LEFT OUTER JOIN":LeftJoiner,"STRICT LEFT JOIN":StrictLeftJoiner}[s[JOIN].join_subtype];n.lhs_join_var_expression=1==i.length?i[0]:"JSON.stringify(["+i.join(",")+"])",n.join_map_impl=new HashJoinMap(t,p),await n.join_map_impl.build(),n.join_map=new f(n.join_map_impl)}if(n.variables_init_code=combine_string_literals(generate_init_statements(i,a,l," ".repeat(4)),o),s.hasOwnProperty(WHERE)){var p=s[WHERE].text;if(/[^><!=]=[^=]/.exec(p))throw new RbqlParsingError('Assignments "=" are not allowed in "WHERE" expressions. For equality test use "==" or "==="');n.where_expression=combine_string_literals(p,o)}let f=await t.get_header();if(s.hasOwnProperty(UPDATE)){var h=translate_update_expression(s[UPDATE].text,a,o," ".repeat(8));n.update_expressions=combine_string_literals(h,o),n.writer.set_header(f)}if(s.hasOwnProperty(SELECT)){if(n.top_count=find_top(s),s.hasOwnProperty(EXCEPT)){let[e,t]=translate_except_expression(s[EXCEPT].text,a,o,f);n.select_expression=t,n.writer.set_header(e)}else{let[e,t]=translate_select_expression(s[SELECT].text);n.select_expression=combine_string_literals(e,o);let r=select_output_header(f,u,adhoc_parse_select_expression_to_column_infos(t,o));n.writer.set_header(r)}n.writer=new TopWriter(n.writer,n.top_count),s[SELECT].hasOwnProperty("distinct_count")?n.writer=new UniqCountWriter(n.writer):s[SELECT].hasOwnProperty("distinct")&&(n.writer=new UniqWriter(n.writer))}if(s.hasOwnProperty(ORDER_BY)){n.sort_key_expression=combine_string_literals(s[ORDER_BY].text,o);let e=s[ORDER_BY].reverse;n.writer=new SortedWriter(n.writer,e)}}async function query(e,t,r,n,i=null,o=""){query_context=new RBQLContext(e,t,r,o),await shallow_parse_input_query(e,t,i,query_context),await compile_and_run(query_context),await query_context.writer.finish(),n.push(...t.get_warnings()),query_context.join_map_impl&&n.push(...query_context.join_map_impl.get_warnings()),n.push(...r.get_warnings())}async function query_table(e,t,r,n,i=null,o=null,s=null,a=null,l=!0,u=""){l||null===o||null===s||ensure_no_ambiguous_variables(e,o,s);let c=new TableIterator(t,o,l),_=new TableWriter(r),p=null===i?null:new SingleTableRegistry(i,s,l);if(await query(e,c,_,n,p,u),null!==a&&(assert(0==a.length,"`output_column_names` param must be an empty list or null"),null!==_.header))for(let e of _.header)a.push(e)}function exception_to_error_info(e){let t={RbqlRuntimeError:"query execution",RbqlParsingError:"query parsing",SyntaxError:"JS syntax error",RbqlIOHandlingError:"IO handling"},r="unexpected";return e.constructor&&e.constructor.name&&t.hasOwnProperty(e.constructor.name)&&(r=t[e.constructor.name]),[r,e.hasOwnProperty("message")?e.message:String(e)]}exports.query=query,exports.query_table=query_table,exports.RBQLInputIterator=RBQLInputIterator,exports.RBQLOutputWriter=RBQLOutputWriter,exports.RBQLTableRegistry=RBQLTableRegistry,exports.version=RBQL_VERSION,exports.TableIterator=TableIterator,exports.TableWriter=TableWriter,exports.SingleTableRegistry=SingleTableRegistry,exports.exception_to_error_info=exception_to_error_info,exports.parse_basic_variables=parse_basic_variables,exports.parse_array_variables=parse_array_variables,exports.parse_dictionary_variables=parse_dictionary_variables,exports.parse_attribute_variables=parse_attribute_variables,exports.get_all_matches=get_all_matches,exports.strip_comments=strip_comments,exports.separate_actions=separate_actions,exports.separate_string_literals=separate_string_literals,exports.combine_string_literals=combine_string_literals,exports.parse_join_expression=parse_join_expression,exports.resolve_join_variables=resolve_join_variables,exports.translate_update_expression=translate_update_expression,exports.translate_select_expression=translate_select_expression,exports.translate_except_expression=translate_except_expression,exports.like_to_regex=like_to_regex,exports.adhoc_parse_select_expression_to_column_infos=adhoc_parse_select_expression_to_column_infos,exports.replace_star_count=replace_star_count,exports.replace_star_vars_for_header_parsing=replace_star_vars_for_header_parsing,exports.select_output_header=select_output_header})(exports)},371:(e,t,r)=>{var n=r(4155);const i=r(1606),o=r(4704),s=r(9426),a=r(9539),l=r(6987),u=r(8594),c="Unable to decode input table as UTF-8. Use binary (latin-1) encoding instead";class _ extends Error{}class p extends Error{}function f(e,t=null){if(!e)throw t||(t="Assertion error"),new p(t)}function h(e){return/^[\x00-\x7F]*$/.test(e)}function d(e){return i.readFileSync(e,"utf-8")}function g(e,t){var r,n="~"===(r=t).charAt(0)?s.join(o.homedir(),r.slice(1)):r;if(i.existsSync(n))return n;if(e&&!s.isAbsolute(n)&&(n=s.join(e,n),i.existsSync(n)))return n;var a=function(e,t){for(var r=function(e){var t=null;try{t=i.readFileSync(e,"utf-8")}catch(e){return[]}for(var r=t.split("\n"),n=[],o=0;o<r.length;o++)if(r[o]){var s=r[o].split("\t");n.push(s)}return n}(e),n=0;n<r.length;n++)if(r[n].length&&r[n][0]==t)return r[n];return null}(s.join(o.homedir(),".rbql_table_names"),t);return a&&a.length>1&&i.existsSync(a[1])?a[1]:null}class y{constructor(){this.push_stack=[],this.pull_stack=[]}enqueue(e){this.push_stack.push(e)}dequeue(){if(!this.pull_stack.length){if(!this.push_stack.length)return null;this.pull_stack=this.push_stack,this.pull_stack.reverse(),this.push_stack=[]}return this.pull_stack.pop()}}class m extends l.RBQLInputIterator{constructor(e,t,r,n,i,o=!1,s=null,l="input",u="a"){super(),this.stream=e,this.csv_path=t,f(null===this.stream!=(null===this.csv_path)),this.encoding=r,this.delim=n,this.policy=i,this.has_header=o,this.first_record=null,this.first_record_should_be_emitted=!o,this.header_preread_complete=!1,this.table_name=l,this.variable_prefix=u,this.comment_prefix=null!==s&&s.length?s:null,this.decoder=null,"utf-8"==r&&null===this.csv_path&&(this.decoder=new a.TextDecoder(r,{fatal:!0,stream:!0})),this.input_exhausted=!1,this.started=!1,this.utf8_bom_removed=!1,this.first_defective_line=null,this.fields_info=new Object,this.NR=0,this.NL=0,this.rfc_line_buffer=[],this.partially_decoded_line="",this.partially_decoded_line_ends_with_cr=!1,this.resolve_current_record=null,this.reject_current_record=null,this.current_exception=null,this.produced_records_queue=new y,this.process_line_polymorphic="quoted_rfc"==i?this.process_partial_rfc_record_line:this.process_record_line}handle_query_modifier(e){-1!=["header","headers"].indexOf(e)&&(this.has_header=!0,this.first_record_should_be_emitted=!1),-1!=["noheader","noheaders"].indexOf(e)&&(this.has_header=!1,this.first_record_should_be_emitted=!0)}reset_external_callbacks(){this.reject_current_record=null,this.resolve_current_record=null}try_propagate_exception(){if(this.current_exception&&this.reject_current_record){let e=this.reject_current_record,t=this.current_exception;this.reset_external_callbacks(),this.current_exception=null,e(t)}}store_or_propagate_exception(e){null===this.current_exception&&(this.current_exception=e),this.try_propagate_exception()}async preread_first_record(){this.header_preread_complete||(this.first_record=await this.get_record(),this.header_preread_complete=!0,null!==this.first_record&&(this.stream&&this.stream.pause(),this.first_record=this.first_record.slice()))}async get_variables_map(e){let t=new Object;return l.parse_basic_variables(e,this.variable_prefix,t),l.parse_array_variables(e,this.variable_prefix,t),await this.preread_first_record(),this.has_header&&this.first_record&&(l.parse_attribute_variables(e,this.variable_prefix,this.first_record,"CSV header line",t),l.parse_dictionary_variables(e,this.variable_prefix,this.first_record,t)),t}async get_header(){return await this.preread_first_record(),this.has_header?this.first_record:null}try_resolve_next_record(){if(this.try_propagate_exception(),null===this.resolve_current_record)return;let e=null;if(this.first_record_should_be_emitted&&this.header_preread_complete?(this.first_record_should_be_emitted=!1,e=this.first_record):e=this.produced_records_queue.dequeue(),null===e&&!this.input_exhausted)return;let t=this.resolve_current_record;this.reset_external_callbacks(),t(e)}async get_record(){this.started||await this.start(),this.stream&&this.stream.isPaused()&&this.stream.resume();let e=this,t=new Promise((function(t,r){e.resolve_current_record=t,e.reject_current_record=r}));return this.try_resolve_next_record(),t}async get_all_records(e=null){let t=[];for(;;){let r=await this.get_record();if(null===r)break;if(t.push(r),e&&t.length>=e){this.stop();break}}return t}process_record_line(e){if(null!==this.comment_prefix&&e.startsWith(this.comment_prefix))return;this.NR+=1;var[t,r]=u.smart_split(e,this.delim,this.policy,!1);r&&null===this.first_defective_line&&(this.first_defective_line=this.NL,"quoted_rfc"==this.policy&&this.store_or_propagate_exception(new _(`Inconsistent double quote escaping in ${this.table_name} table at record ${this.NR}, line ${this.NL}`)));let n=t.length;this.fields_info.hasOwnProperty(n)||(this.fields_info[n]=this.NR),this.produced_records_queue.enqueue(t),this.try_resolve_next_record()}process_partial_rfc_record_line(e){let t=u.accumulate_rfc_line_into_record(this.rfc_line_buffer,e,this.comment_prefix);null!==t&&this.process_record_line(t)}process_line(e){if(this.NL+=1,1===this.NL){var t=function(e,t){return"binary"==t&&e.length>=3&&239===e.charCodeAt(0)&&187===e.charCodeAt(1)&&191===e.charCodeAt(2)?e.substring(3):"utf-8"==t&&e.length>=1&&65279===e.charCodeAt(0)?e.substring(1):e}(e,this.encoding);t!=e&&(e=t,this.utf8_bom_removed=!0)}this.process_line_polymorphic(e)}process_data_stream_chunk(e){let t=null;if(this.decoder)try{t=this.decoder.decode(e)}catch(e){return void(e instanceof TypeError?this.store_or_propagate_exception(new _(c)):this.store_or_propagate_exception(e))}else t=e.toString(this.encoding);let r=t.length&&"\n"==t[0]&&this.partially_decoded_line_ends_with_cr?1:0;this.partially_decoded_line_ends_with_cr=t.length&&"\r"==t[t.length-1];let n=u.split_lines(t);n[0]=this.partially_decoded_line+n[0],f(0==r||0==n[0].length),this.partially_decoded_line=n.pop();for(let e=r;e<n.length;e++)this.process_line(n[e])}process_data_bulk(e){let t=e.toString(this.encoding);if("utf-8"==this.encoding){let r=Buffer.from(t,"utf-8");if(0!=Buffer.compare(e,r))return void this.store_or_propagate_exception(new _(c))}let r=u.split_lines(t);r.length&&0==r[r.length-1].length&&r.pop();for(let e=0;e<r.length;e++)this.process_line(r[e]);this.rfc_line_buffer.length>0&&this.process_record_line(this.rfc_line_buffer.join("\n")),this.input_exhausted=!0,this.try_resolve_next_record()}process_data_stream_end(){if(this.input_exhausted=!0,this.partially_decoded_line.length){let e=this.partially_decoded_line;this.partially_decoded_line="",this.process_line(e)}this.rfc_line_buffer.length>0&&this.process_record_line(this.rfc_line_buffer.join("\n")),this.try_resolve_next_record()}stop(){this.stream&&this.stream.destroy()}async start(){if(!this.started){if(this.started=!0,!this.stream){let e=this;return new Promise((function(t,r){i.readFile(e.csv_path,((n,i)=>{n?r(n):(e.process_data_bulk(i),t())}))}))}this.stream.on("data",(e=>{this.process_data_stream_chunk(e)})),this.stream.on("end",(()=>{this.process_data_stream_end()}))}}get_warnings(){let e=[];return null!==this.first_defective_line&&e.push(`Inconsistent double quote escaping in ${this.table_name} table. E.g. at line ${this.first_defective_line}`),this.utf8_bom_removed&&e.push(`UTF-8 Byte Order Mark (BOM) was found and skipped in ${this.table_name} table`),Object.keys(this.fields_info).length>1&&e.push(function(e,t){let r=Object.keys(t),n=[];for(let e=0;e<r.length;e++){let i=r[e],o=t[i];n.push([o,i])}n.sort((function(e,t){return e[0]-t[0]})),f(n.length>1);let[i,o]=n[0],[s,a]=n[1],l=`Number of fields in "${e}" table is not consistent: `;return l+=`e.g. record ${i} -> ${o} fields, record ${s} -> ${a} fields`,l}(this.table_name,this.fields_info)),e}}class b extends l.RBQLOutputWriter{constructor(e,t,r,n,i,o="\n"){if(super(),this.stream=e,this.encoding=r,r&&this.stream.setDefaultEncoding(r),this.stream.on("error",(e=>{this.store_first_error(e)})),this.delim=n,this.policy=i,this.line_separator=o,this.sub_array_delim="|"==n?";":"|",this.close_stream_on_finish=t,this.null_in_output=!1,this.delim_in_simple_output=!1,this.header_len=null,this.first_error=null,"simple"==i)this.polymorphic_join=this.simple_join;else if("quoted"==i)this.polymorphic_join=this.quoted_join;else if("quoted_rfc"==i)this.polymorphic_join=this.quoted_join_rfc;else if("monocolumn"==i)this.polymorphic_join=this.mono_join;else{if("whitespace"!=i)throw new _("Unknown output csv policy");this.polymorphic_join=this.simple_join}}store_first_error(e){null===this.first_error&&(this.first_error=e)}set_header(e){null!==e&&(this.header_len=e.length,this.write(e))}quoted_join(e){let t=this.delim;return e.map((function(e){return 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